Shoichi Hasegawa, Riko Yamashita, Yusuke Nakagawa, Kazumasa Miyatake, Hiroki Katagiri, Tomomasa Nakamura, Hideyuki Koga, Ichiro Sekiya, Toshitaka Yoshii, Vicki Rosen, Kunikazu Tsuji. A novel methodology utilizing microchip implants to monitor individual activity and body temperature for assessing knee pain in group-housed rats. Sci Rep. 2024.07; 14 (1): 16909. ( PubMed, DOI )

Hiroki Katagiri, Yusuke Nakagawa, Toshiyuki Ohara, Tomomasa Nakamura, Aritoshi Yoshihara, Masaya Hayashi, Hideya Yoshimura, Tsuyoshi Nagase, Ichiro Sekiya, Hideyuki Koga. Serial Assessment of Factors Associated With Patient-Reported Outcomes up to 2 Years After ACL Reconstruction Using Autologous Hamstring Tendon: Results From the TMDU MAKS Study. Orthop J Sports Med. 2024.06; 12 (6): 23259671241254105. ( PubMed, DOI )

Ryu Yoshida, Hideyuki Koga, Junpei Matsuda, Tomomasa Nakamura, Kazumasa Miyatake, Hiroki Katagiri, Mai Katakura, Aritoshi Yoshihara, Ryota Seki, Toyohiro Katsumata, Mitsuru Mizuno, Ken Watanabe, Ichiro Sekiya, Kunikazu Tsuji, Yusuke Nakagawa. Presoaking Grafts in Vancomycin Does Not Impair Graft-Bone Healing in a Rat Anterior Cruciate Ligament Reconstruction Model. Am J Sports Med. 2024.06; 52 (7): 1784-1793. ( PubMed, DOI )

Tomomasa Nakamura, Hideyuki Koga. Review of the Development of Meniscus Centralization. Curr Rev Musculoskelet Med. 2024.05; ( PubMed, DOI )

Mitsuru Mizuno, Yoshitaka Maeda, Sho Sanami, Takahisa Matsuzaki, Hiroshi Y Yoshikawa, Nobutake Ozeki, Hideyuki Koga, Ichiro Sekiya. Noninvasive total counting of cultured cells using a home-use scanner with a pattern sheet. iScience. 2024.03; 27 (3): 109170. ( PubMed, DOI )

中川 裕介 , 古賀英之. 膝関節安定性-ACL再建術後のスポーツ復帰のための前外側回旋不安定性遺残に対する対策- 2024.03; 41 (4): 352-357.

Nobutake Ozeki, Hideyuki Koga, Tomomasa Nakamura, Yusuke Nakagawa, Takashi Hoshino, Masaki Amemiya, Ichiro Sekiya. Real-time virtual sonography-guided ossicle removal in unresolved Osgood-Schlatter disease Arthroscopy Techniques. 2024.01; ( DOI )

Naoto Watanabe, Takahisa Ogawa, Ryohei Takada, Yusuke Amano, Tetsuya Jinno, Hideyuki Koga, Toshitaka Yoshii, Atsushi Okawa, Kazumasa Miyatake. Association of osteoporosis and high serum homocysteine levels with intraoperative periprosthetic fracture during total hip arthroplasty: a propensity-score matching analysis. Arch Orthop Trauma Surg. 2023.12; 143 (12): 7219-7227. ( PubMed, DOI )

Hao Ding, Hideyuki Koga, Hiroki Katagiri, Shoichi Hasegawa, Tatushiko Anzai, Mai Katakura, Aritoshi Yoshihara, Masaki Amemiya, Takashi Hoshino, Nobutake Ozeki, Tomomasa Nakamura, Yusuke Nakagawa. Low central sensitisation inventory score is associated with better post-operative outcomes of osteotomy around the knee. Knee Surg Sports Traumatol Arthrosc. 2023.12; 31 (12): 5896-5904. ( PubMed, DOI )

Yusuke Amano, Nobutake Ozeki, Junpei Matsuda, Tomomasa Nakamura, Yusuke Nakagawa, Ichiro Sekiya, Hideyuki Koga. Augmentation of a Nonanatomical Repair of a Medial Meniscus Posterior Root Tear With Centralization Using Three Knotless Anchors May Be Associated With Less Meniscal Extrusion and Better Compressive Load Distribution in Mid-Flexion Compared With Non-Anatomical Root Repair Alone in a Porcine Knee Model. Arthroscopy. 2023.12; 39 (12): 2487-2498.e4. ( PubMed, DOI )

Tetsuya Tachibana, Hiroki Katagiri, Hideyuki Koga, Takahisa Ogawa, Moe Suzuki, Tetsuya Jinno. Comparison of the cost analysis in total hip arthroplasty of anterior versus posterior approaches: A propensity score-matched cohort study in a single center Comparison of the cost analysis in total hip arthroplasty of anterior versus posterior approaches: A propensity score-matched cohort study in a single center. 2023.12; 1 (1): 222-227.

Yusuke Nakagawa, Hideyuki Koga, Tomomasa Nakamura, Masafumi Horie, Hiroki Katagiri, Nobutake Ozeki, Toshiyuki Ohara, Ichiro Sekiya, Takeshi Muneta, Toshifumi Watanabe. Mid-term clinical outcomes of a posterior stabilized total knee prosthesis for Japanese patients: A minimum follow-up of 5 years. J Orthop Sci. 2023.11; 28 (6): 1325-1330. ( PubMed, DOI )

Zhen Qu, Hideyuki Koga, Kunikazu Tsuji, Guo Tang, Yang Yang, Aritoshi Yoshihara, Mai Katakura, Hiroki Katagiri, Kazumasa Miyatake, Tomomasa Nakamura, Ichiro Sekiya, Yusuke Nakagawa. Hyaluronic acid sheet transplantation attenuates infrapatellar fat pad fibrosis and pain in a rat arthritis model. J Orthop Res. 2023.11; 41 (11): 2442-2454. ( PubMed, DOI )

Ichiro Sekiya, Hisako Katano, Ali Guermazi, Yugo Miura, Noriya Okanouchi, Makoto Tomita, Jun Masumoto, Yoshio Kitazume, Hideyuki Koga, Nobutake Ozeki. Association of AI-determined Kellgren-Lawrence grade with medial meniscus extrusion and cartilage thickness by AI-based 3D MRI analysis in early knee osteoarthritis. Sci Rep. 2023.11; 13 (1): 20093. ( PubMed, DOI )

Tetsuya Tachibana, Hideyuki Koga, Hiroki Katagiri, Takahisa Ogawa, Ryohei Takada, Kazumasa Miyatake, Tetsuya Jinno. Analysis of survivorship following periacetabular osteotomy for hip dysplasia based on three-dimensional acetabular coverage Analysis of survivorship following periacetabular osteotomy for hip dysplasia based on three-dimensional acetabular coverage. 2023.11; 2023 (00): 1-8.

Jae-Sung An, Ahmed Mabrouk, Raghbir Khakha, Kristian Kley, Hideyuki Koga, Christophe Jacquet, Matthieu Ollivier. Assessment of return to sport and functional outcomes following distal femoral, double level and high tibial osteotomies for active patients with symptomatic varus malalignment. Knee Surg Sports Traumatol Arthrosc. 2023.10; 31 (10): 4285-4291. ( PubMed, DOI )

Zhu Ling, Hailati Aini, Shuhei Kajikawa, Jumpei Shirakawa, Kunikazu Tsuji, Yoshinori Asou, Hideyuki Koga, Ichiro Sekiya, Akira Nifuji, Masaki Noda, Yoichi Ezura. Mutation Are Treatable by Alendronate. Pharmaceuticals (Basel). 2023.10; 16 (10): ( PubMed, DOI )

Hisako Katano, Nobutake Ozeki, Mitsuru Mizuno, Kentaro Endo, Noriya Okanouchi, Jo Fujita, Jun Masumoto, Hideyuki Koga, Ichiro Sekiya. Morphological analysis of three-dimensional MR images of patellofemoral joints in asymptomatic subjects. Sci Rep. 2023.10; 13 (1): 16750. ( DOI )

Aritoshi Yoshihara, Renaud Siboni, Yusuke Nakagawa, Caroline Mouton, Christophe Jacquet, Tomomasa Nakamura, Ichiro Sekiya, Romain Seil, Hideyuki Koga. Lateral-medial asymmetry of posterior tibial slope and small lateral tibial plateau articular surface depth are morphological factors of lateral meniscus posterior root tears in ACL-injured patients. Knee Surg Sports Traumatol Arthrosc. 2023.09; 31 (9): 3594-3603. ( PubMed, DOI )

Shoichi Hasegawa, Yusuke Nakagawa, Aritoshi Yoshihara, Tomomasa Nakamura, Hiroki Katagiri, Masaya Hayashi, Hideya Yoshimura, Tsuyoshi Nagase, Ichiro Sekiya, Hideyuki Koga. Older Age, Poor Preoperative Quadriceps Muscle Strength, and Residual Pain as Risk Factors for Poor Quadriceps Muscle Strength Recovery at 1 Year After ACL Reconstruction: A TMDU MAKS Study of 402 Patients. Orthop J Sports Med. 2023.09; 11 (9): 23259671231194593. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. Kinesiophobia Is Negatively Associated With Psychological Readiness to Return to Sport in Patients Awaiting Anterior Cruciate Ligament Reconstruction. Arthroscopy. 2023.09; 39 (9): 2048-2055. ( PubMed, DOI )

Shoichi Hasegawa, Jae-Sung An, Jun Hino, Yusuke Amano, Yusuke Nakagawa, Kazumasa Miyatake, Hiroki Katagiri, Tomomasa Nakamura, Ichiro Sekiya, Hideyuki Koga, Kunikazu Tsuji. Therapeutic effect of C-type natriuretic peptide on persistent pain in a rat knee arthritis model. J Orthop Surg (Hong Kong). 2023.06; 31 (2): 10225536231181708. ( PubMed, DOI )

Nobutake Ozeki, Hideyuki Koga, Yusuke Nakagawa, Hiroki Katagiri, Hisako Katano, Makoto Tomita, Jun Masumoto, Ichiro Sekiya. Association between knee cartilage thickness determined by magnetic resonance imaging three-dimensional analysis and the International Cartilage Repair Society (ICRS) arthroscopic grade. Knee. 2023.06; 42 90-98. ( PubMed, DOI )

Hiroki Katagiri, Yusuke Nakagawa, Yusuke Amano, Yoshiko Shirakawa, Nobutake Ozeki, Tomomasa Nakamura, Ichiro Sekiya, Hideyuki Koga. Decision regret following opening wedge high tibial osteotomy: Older age as a risk factor. Knee. 2023.06; 43 62-69. ( PubMed, DOI )

Kei Sato, Atsuko Sato, Naoki Okuda, Matsubara Masaaki, Hideyuki Koga. A propensity score-matched comparison between Mako robotic arm-assisted system and conventional technique in total hip arthroplasty for patients with osteoarthritis secondary to developmental dysplasia of the hip. Arch Orthop Trauma Surg. 2023.05; 143 (5): 2755-2761. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. Association between landing biomechanics, knee pain, and kinesiophobia in athletes following anterior cruciate ligament reconstruction: A cross-sectional study. PMR. 2023.05; 15 (5): 552-562.

Yusuke Nakagawa, Kunikazu Tsuji, Tomomasa Nakamura, Hiroki Katagiri, Nobutake Ozeki, Mikio Shioda, Jae-Sung An, Ryu Yoshida, Ichiro Sekiya, Hideyuki Koga. Association of Infrapatellar Fat Pad Fibrosis at 3 Months After ACL Reconstruction With Short-term Clinical Outcomes and Inflammatory Cytokine Levels in the Synovial Fluid. Orthop J Sports Med. 2023.04; 11 (4): 23259671231164122. ( PubMed, DOI )

Nobutake Ozeki, Mitsuru Mizuno, Shinobu Yanada, Takuya Okada, Rei Kubota, Yoshihisa Kushida, Hideto Furuoka, Kentaro Endo, Hisako Katano, Kentaro Nakamura, Shoji Ohya, Hideyuki Koga, Ichiro Sekiya. Autologous Synovial Mesenchymal Stem Cell Transplantation Suppresses Inflammation Caused by Synovial Harvesting and Promotes Healing in a Micro Minipig Repaired Meniscus Model. Transplant Proc. 2023.03; 55 (2): 470-480. ( PubMed, DOI )

M Isono, H Koga, Y Nakagawa, T Nakamura, I Sekiya, H Katagiri. Inferior Healing Rate in Isolated Meniscal Repair than that in Meniscal Repair with Concomitant ACL Reconstruction Evaluated with MRI. Malays Orthop J. 2023.03; 17 (1): 61-69. ( PubMed, DOI )

Naoki Yamamoto, Ryohei Takada, Tetsuya Jinno, Kazumasa Miyatake, Naoto Watanabe, Hideyuki Koga, Toshitaka Yoshii, Kazuyoshi Yagishita, Atsushi Okawa. Wear rate and osteolysis in two types of second-generation annealed highly cross-linked polyethylene in total hip arthroplasty: A retrospective comparative study with a minimum of five years. Orthop Traumatol Surg Res. 2023.02; 109 (1): 103147. ( PubMed, DOI )

Hiroki Katagiri, Yusuke Nakagawa, Kazumasa Miyatake, Toshiyuki Ohara, Mikio Shioda, Ichiro Sekiya, Hideyuki Koga. Short-Term Outcomes after High Tibial Osteotomy Aimed at Neutral Alignment Combined with Arthroscopic Centralization of Medial Meniscus in Osteoarthritis Patients. J Knee Surg. 2023.02; 36 (3): 261-268. ( PubMed, DOI )

Akane Ariga, Yuji Kohno, Yusuke Nakagawa, Toshifumi Watanabe, Hiroki Katagiri, Toshiyuki Ohara, Mikio Shioda, Nobutake Ozeki, Masaki Amemiya, Atsushi Okawa, Ichiro Sekiya, Hideyuki Koga. Simultaneous bilateral total knee arthroplasty is safe and effective for patients in different ages. J Orthop Sci. 2023.01; 28 (1): 173-179. ( PubMed, DOI )

Sho Mitomo, Junya Aizawa, Kenji Hirohata, Shunsuke Ohji, Takehiro Ohmi, Toshiyuki Ohara, Hideyuki Koga, Kazuyoshi Yagishita. Association Between Knee Extension Strength at 3 and 6 Months After Anterior Cruciate Ligament Reconstruction. J Sport Rehabil. 2023.01; 32 (1): 76-84. ( PubMed, DOI )

Koji Murofushi, Daisuke Yamaguchi, Koji Kaneoka, Tomoki Oshikawa, Hiroki Katagiri, Kenji Hirohata, Hidetaka Furuya, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. The effectiveness of corrective exercises on the KOJI AWARENESS score and activity-related pain intensity. J Med Invest. 2023; 70 (1.2): 208-212. ( PubMed, DOI )

Takanori Wakayama, Yoshitomo Saita, Masashi Nagao, Sayuri Uchino, Sei-Ichi Yoshihara, Kunikazu Tsuji, Hideyuki Koga, Yohei Kobayashi, Hirofumi Nishio, Yasumasa Momoi, Hiroshi Ikeda, Kazuo Kaneko, Muneaki Ishijima. Intra-Articular Injections of the Adipose-Derived Mesenchymal Stem Cells Suppress Progression of a Mouse Traumatic Knee Osteoarthritis Model. Cartilage. 2022.12; 13 (4): 148-156. ( PubMed, DOI )

Naoto Watanabe, Kazumasa Miyatake, Ryohei Takada, Takahisa Ogawa, Yusuke Amano, Tetsuya Jinno, Hideyuki Koga, Toshitaka Yoshii, Atsushi Okawa. The prevalence and treatment of osteoporosis in patients undergoing total hip arthroplasty and the levels of biochemical markers of bone turnover. Bone Joint Res. 2022.12; 11 (12): 873-880. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. Changes in subjective knee function and psychological status from preoperation to 6 months post anterior cruciate ligament reconstruction. J Exp Orthop. 2022.12; 9 (1): 114. ( PubMed, DOI )

Hiroki Katagiri, Bruce B Forster, Lars Engebretsen, Jae-Sung An, Takuya Adachi, Yukihisa Saida, Kentaro Onishi, Hideyuki Koga. Epidemiology of MRI-detected muscle injury in athletes participating in the Tokyo 2020 Olympic Games. Br J Sports Med. 2022.12; 57 (4): 218-224. ( PubMed, DOI )

Koji Murofushi, Daisuke Yamaguchi, Hiroki Katagiri, Kenji Hirohata, Hidetaka Furuya, Sho Mitomo, Tomoki Oshikawa, Koji Kaneoka, Hideyuki Koga, Kazuyoshi Yagishita. Validity of the KOJI AWARENESS self-screening test for body movement and comparison with functional movement screening. PLoS One. 2022.12; 17 (12): e0277167. ( PubMed, DOI )

Shunichi Fujii, Kentaro Endo, Nobutake Ozeki, Yuriko Sakamaki, Yuji Kohno, Mitsuru Mizuno, Hisako Katano, Kunikazu Tsuji, Hideyuki Koga, Ichiro Sekiya. Comparison of adhesion of thawed and cultured synovial mesenchymal stem cells to the porcine meniscus and the relevance of cell surface microspikes. BMC Mol Cell Biol. 2022.12; 23 (1): 53. ( PubMed, DOI )

Miyatake K, Katagiri H, Takada R, HIrao M, Watanabe N, Okawa A, Koga H, Jinno T. Acute femoral artery dissection during anterolateral approach in supine position for a total hip arthroplasty: A case report and literature review. JOS Case Reports. 2022.12; 1 (1): 15-19.

Hideyuki Koga, Tomomasa Nakamura, Yusuke Nakagawa, Nobutake Ozeki, Takashi Hoshino, Masaki Amemiya, Ichiro Sekiya. Simultaneous Correction of Varus Deformity and Posterior Tibial Slope by Modified Hybrid Closed-Wedge High Tibial Osteotomy. Arthrosc Tech. 2022.11; 11 (11): e2081-e2089. ( PubMed, DOI )

Naoto Watanabe, Ryohei Takada, Takahisa Ogawa, Kazumasa Miyatake, Masanobu Hirao, Chisato Hoshino, Tetsuya Jinno, Hideyuki Koga, Toshitaka Yoshii, Atsushi Okawa. Short stature and short distance between the anterior acetabular rim to the femoral nerve are risk factors for femoral nerve palsy following primary total hip arthroplasty using the modified Watson-Jones approach. Orthop Traumatol Surg Res. 2022.10; 108 (6): 103351. ( PubMed, DOI )

Masaaki Isono, Jun Takeuchi, Ami Maehara, Yusuke Nakagawa, Hiroki Katagiri, Kazumasa Miyatake, Ichiro Sekiya, Hideyuki Koga, Yoshinori Asou, Kunikazu Tsuji. Effect of CD44 signal axis in the gain of mesenchymal stem cell surface antigens from synovial fibroblasts in vitro Heliyon. 2022.10; 8 (10): e10739. ( PubMed, DOI )

Takahiro Tanimoto, Kentaro Endo, Yuriko Sakamaki, Nobutake Ozeki, Hisako Katano, Mitsuru Mizuno, Hideyuki Koga, Ichiro Sekiya. Human synovial mesenchymal stem cells show time-dependent morphological changes and increased adhesion to degenerated porcine cartilage. Sci Rep. 2022.10; 12 (1): 16619. ( PubMed, DOI )

Seiji Noda, Tadashi Hosoya, Yoji Komiya, Yasuhiro Tagawa, Kentaro Endo, Keiichiro Komori, Hideyuki Koga, Yasuhiro Takahara, Kazutaka Sugimoto, Ichiro Sekiya, Tetsuya Saito, Fumitaka Mizoguchi, Shinsuke Yasuda. CD34+THY1+synovial fibroblast subset in arthritic joints has high osteoblastic and chondrogenic potentials in vitro. Arthritis Res Ther. 2022.09; 24 (1): 224. ( PubMed, DOI )

Hiroki Katagiri, Mikio Shioda, Yusuke Nakagawa, Toshiyuki Ohara, Nobutake Ozeki, Tomomasa Nakamura, Ichiro Sekiya, Hideyuki Koga. Risk Factors Affecting Return to Sports and Patient-Reported Outcomes After Opening-Wedge High Tibial Osteotomy in Active Patients. Orthop J Sports Med. 2022.09; 10 (9): 23259671221118836. ( PubMed, DOI )

Ichiro Sekiya, Sho Sasaki, Yugo Miura, Hayato Aoki, Hisako Katano, Noriya Okanouchi, Makoto Tomita, Jun Masumoto, Hideyuki Koga, Nobutake Ozeki. Medial Tibial Osteophyte Width Strongly Reflects Medial Meniscus Extrusion Distance and Medial Joint Space Width Moderately Reflects Cartilage Thickness in Knee Radiographs. J Magn Reson Imaging. 2022.09; 56 (3): 824-834. ( PubMed, DOI )

Kenji Hirohata, Junya Aizawa, Takehiro Ohmi, Shunsuke Ohji, Sho Mitomo, Toshiyuki Ohara, Hideyuki Koga, Kazuyoshi Yagishita, Tetsuya Jinno, Atsushi Okawa. Reactive strength index during single-limb vertical continuous jumps after anterior cruciate ligament reconstruction: cross-sectional study. BMC Sports Sci Med Rehabil. 2022.08; 14 (1): 150. ( PubMed, DOI )

Takuya Adachi, Hiroki Katagiri, Jae-Sung An, Lars Engebretsen, Ukihide Tateishi, Yukihisa Saida, Hideyuki Koga, Kazuyoshi Yagishita, Kentaro Onishi, Bruce B Forster. Imaging-detected bone stress injuries at the Tokyo 2020 summer Olympics: epidemiology, injury onset, and competition withdrawal rate. BMC Musculoskelet Disord. 2022.08; 23 (1): 763. ( PubMed, DOI )

Ichiro Sekiya, Hideyuki Koga, Hisako Katano, Mitsuru Mizuno, Yuji Kohno, Koji Otabe, Nobutake Ozeki. Second-look arthroscopy after meniscus repair and synovial mesenchymal stem cell transplantation to treat degenerative flaps and radial tears of the medial meniscus: A case report. J Orthop Sci. 2022.07; 27 (4): 821-834. ( PubMed, DOI )

中村智祐, 古賀英之. Centralization法を併用した半月板機能温存 JOSKAS. 2022.06; 47 (3): 418-424.

Junya Aizawa, Kenji Hirohata, Shunsuke Ohji, Takehiro Ohmi, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. Cross-sectional study on relationships between physical function and psychological readiness to return to sport after anterior cruciate ligament reconstruction. BMC Sports Sci Med Rehabil. 2022.06; 14 (1): 97. ( PubMed, DOI )

Mituru Mizuno,Takahisa Matsuzaki,Nobutake Ozeki,Hisako Katano,Hideyuki Koga,Takanori Takebe,Hiroshi Yoshikawa,Ichiro Sekiya. Cell membrane fluidity and ROS resistance define DMSO tolerance of cryopreserved synovial MSCs and HUVECs. Stem Cell Research & Therapy. 2022.05; 13 (1): 177. ( PubMed, DOI )

Guo Tang, Yoshinori Asou, Etsuko Matsumura, Yusuke Nakagawa, Kazumasa Miyatake, Hiroki Katagiri, Tomomasa Nakamura, Hideyuki Koga, Keiichiro Komori, Ichiro Sekiya, Yoich Ezura, Kunikazu Tsuji. Short cytoplasmic isoform of IL1R1/CD121a mediates IL1β induced proliferation of synovium-derived mesenchymal stem/stromal cells through ERK1/2 pathway. Heliyon. 2022.05; 8 (5): e09476. ( PubMed, DOI )

Yuji Kohno, Hideyuki Koga, Nobutake Ozeki, Junpei Matsuda, Mitsuru Mizuno, Hisako Katano, Ichiro Sekiya. Biomechanical analysis of a centralization procedure for extruded lateral meniscus after meniscectomy in porcine knee joints. J Orthop Res. 2022.05; 40 (5): 1097-1103. ( PubMed, DOI )

Yusuke Nakagawa, Nobutake Ozeki, Hideyuki Koga.. A narrative review of lateral meniscus root tears and extrusion: techniques and outcomes Annals of Joints. 2022.04; 7 (15): ( DOI )

Nobutake Ozeki, Hideyuki Koga, Tomomasa Nakamura, Yusuke Nakagawa, Toshiyuki Ohara, Jae-Sung An, Ichiro Sekiya.. Ultrasound-assisted arthroscopic all-inside repair technique for posterior lateral meniscus tear. Arthroscopy Techniques. 2022.04; 11 (5): e929-e935. ( PubMed, DOI )

Yuji Kohno, Mitsuru Mizuno, Kentaro Endo, Nobutake Ozeki, Hisako Katano, Mikio Matsumoto, Haruka Kaneko, Yuji Takazawa, Hideyuki Koga, Ichiro Sekiya. Yields of mesenchymal stromal cells from synovial fluid reflect those from synovium in patients with rheumatoid arthritis Tissue and Cell. 2022.04; 75 101727. ( PubMed, DOI )

Ryohei Takada, Tetsuya Jinno, Kazumasa Miyatake, Naoto Watanabe, Hideyuki Koga, Toshitaka Yoshii, Atsushi Okawa. Difference in tapered wedge stem alignment between supine and lateral position in cementless total hip arthroplasty via modified Watson-Jones anterolateral approach. Eur J Orthop Surg Traumatol. 2022.04; 32 (3): 497-503. ( PubMed, DOI )

Kosuke Hisashi, Takeshi Muneta, Yuji Kohno, Mana Sasaki, Junya Yamazaki, Haruhisa Hayashi, Hideyuki Koga, Toshiyuki Morito. MRI study of medial meniscus degeneration of osteoarthritic knees with or without posterior root tear. J Exp Orthop. 2022.04; 9 (1): 38. ( PubMed, DOI )

Ozeki N, Koga H, Sekiya I. Degenerative meniscus in knee osteoarthritis: from pathology to treatment. life. 2022.04; 12 (4): 603. ( PubMed, DOI )

Yugo Miura, Nobutake Ozeki, Hisako Katano, Hayato Aoki, Noriya Okanouchi, Makoto Tomita, Jun Masumoto, Hideyuki Koga, Ichiro Sekiya. Difference in the joint space of the medial knee compartment between full extension and Rosenberg weight-bearing radiographs. Eur Radiol. 2022.03; 32 (3): 1429-1437. ( PubMed, DOI )

Hisako Katano, Nobutake Ozeki, Hideyuki Koga, Makoto Tomita, Kenji Suzuki, Jun Masumoto, Ichiro Sekiya.. Three-dimensional MRI shows cartilage defect extension with no separation from the meniscus in women in their 70s with knee osteoarthritis. Sci Rep.(Scientific Reports). 2022.03; 12 (1): 4198. ( PubMed, DOI )

Hisako Katano, Nobutake Ozeki, Hideyuki Koga, Kenji Suzuki, Jun Masumoto, Makoto Tomita, Ichiro Sekiya. Interscan measurement error in measurements of the meniscus, including the meniscal roots, by fully automatic three-dimensional MRI analysis. Osteoarthritis Imaging.. 2022.03; 2 (1): ( DOI )

Takashi Hoshino, Yusuke Nakagawa, Kei Inomata, Toshiyuki Ohara, Hiroki Katagiri, Koji Otabe, Kanehiro Hiyama, Kenta Katagiri, Mai Katakura, Hiroko Ueki, Masaya Hayashi, Tsuyoshi Nagase, Ichiro Sekiya, Takashi Ogiuchi, Takeshi Muneta, Hideyuki Koga, . Effects of different surgical procedures for meniscus injury on two-year clinical and radiological outcomes after anterior cruciate ligament reconstructions. -TMDU MAKS study. J Orthop Sci. 2022.01; 27 (1): 199-206. ( PubMed, DOI )

Koji Murofushi, Daisuke Yamaguchi, Hiroki Katagiri, Kenji Hirohata, Hidetaka Furuya, Sho Mitomo, Tomoki Oshikawa, Koji Kaneoka, Hideyuki Koga. The relationship between movement self-screening scores and pain intensity during daily training. J Med Invest. 2022; 69 (3.4): 204-216. ( PubMed, DOI )

Nobutake Ozeki, Hideyuki Koga, Tomomasa Nakamura, Yusuke Nakagawa, Toshiyuki Ohara, Yuji Kohno, Ichiro Sekiya. Surgical Repair of Symptomatic Wrisberg Variant Discoid Lateral Mensicus with Pull-Out Repair and Capsulodesis. Arthrosc Tech. 2021.12; 11 (1): e61-e68. ( PubMed, DOI )

Katsuaki Yanagisawa, Toshifumi Watanabe, Hideyuki Koga, Ichiro Sekiya, Takeshi Muneta, Tetsuya Jinno. Do the distal femur and the proximal tibia have narrower aspect ratios in smaller knees? : A morphological analysis of osteoarthritic knees in the Japanese population using computed tomography. Knee. 2021.12; 33 84-92. ( PubMed, DOI )

宮武 和正, 神野 哲也, 高田 亮平, 渡部 直人, 瀬川 裕子, 大川 淳, 古賀 英之. 本邦における人工股関節全置換術術前の他部位関節症罹患率の検討 日本人工関節学会誌. 2021.12; 51 409-410. ( ichushi )

Masaki Amemiya, Yusuke Nakagawa, Hideya Yoshimura, Toru Takahashi, Kei Inomata, Tsuyoshi Nagase, Young-Jin Ju, Masayuki Shimaya, Sachiyuki Tsukada, Naoyuki Hirasawa, Hideyuki Koga. Comparison of tissue pharmacokinetics of esflurbiprofen plaster with flurbiprofen tablets in patients with knee osteoarthritis: A multicenter randomized controlled trial. Biopharm Drug Dispos. 2021.11; 42 (9): 418-426. ( PubMed, DOI )

Tomomasa Nakamura, Brandon D Marshall, Taylor M Price, Yongtao Mao, Monica A Linde, Hideyuki Koga, Patrick Smolinski, Freddie H Fu. Arthroscopic Centralization for Lateral Meniscal Injuries Reduces Laxity in the Anterior Cruciate Ligament-Reconstructed Knee. Am J Sports Med. 2021.11; 49 (13): 3528-3533. ( PubMed, DOI )

Mitsuru Mizuno, Kentaro Endo, Hisako Katano, Naoki Amano, Masaki Nomura, Yoshinori Hasegawa, Nobutake Ozeki, Hideyuki Koga, Naoko Takasu, Osamu Ohara, Tomohiro Morio, Ichiro Sekiya. Transplantation of human autologous synovial mesenchymal stem cells with trisomy 7 into the knee joint and 5 years of follow-up. Stem Cells Transl Med. 2021.11; 10 (11): 1530-1543. ( PubMed, DOI )

Kentaro Endo, Kiyotaka Horiuchi, Hisako Katano, Nobutake Ozeki, Yuriko Sakamaki, Hideyuki Koga, Ichiro Sekiya. Intra-articular Injection of PDGF-BB Explored in a Novel in Vitro Model Mobilizes Mesenchymal Stem Cells From the Synovium Into Synovial Fluid in Rats. Stem Cell Rev Rep. 2021.10; 17 (5): 1768-1779. ( PubMed, DOI )

Misaki Yagi, Mitsuru Mizuno, Ryota Fujisawa, Hisako Katano, Kentaro Endo, Nobutake Ozeki, Yuriko Sakamaki, Hideyuki Koga, Ichiro Sekiya. Optimal Pore Size of Honeycomb Polylactic Acid Films for In Vitro Cartilage Formation by Synovial Mesenchymal Stem Cells. Stem Cells Int. 2021.08; 2021 9239728. ( PubMed, DOI )

Toshifumi Watanabe, Kazuyoshi Gamada, Hideyuki Koga, Ichiro Sekiya, Takeshi Muneta, Tetsuya Jinno. Consistent femoral external rotation during weight-bearing knee flexion is associated with better patient-reported pain and mediolateral balance after total knee arthroplasty. Clin Biomech (Bristol, Avon). 2021.08; 88 105438.

Takashi Hoshino, Toshifumi Watanabe, Yusuke Nakagawa, Hiroki Katagiri, Nobutake Ozeki, Toshiyuki Ohara, Mikio Shioda, Yuji Kono, Ichiro Sekiya, Hideyuki Koga. Clinical outcomes of two-stage revision total knee arthroplasty in infected cases with antibiotic-loaded cement spacers produced using a handmade silicone mold. Knee Surg Relat Res. 2021.08; 33 (1): 27. ( PubMed, DOI )

Hiroki Katagiri, Kaori Nakamura, Takeshi Muneta, Toshifumi Watanabe, Kazumasa Miyatake, Ichiro Sekiya, Hideyuki Koga, Kunikazu Tsuji. Inflammatory and healing environment in synovial fluid after anterior cruciate ligament reconstruction: Granulocytes and endogenous opioids as new targets of postoperative pain. Biochem Biophys Rep. 2021.07; 26 100981. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. Injury-related fear in athletes returning to sports after anterior cruciate ligament reconstruction - A quantitative content analysis of an open-ended questionnaire. Asia Pac J Sports Med Arthrosc Rehabil Technol. 2021.07; 25 1-7. ( PubMed, DOI )

Kazumasa Kawata, Hideyuki Koga, Kunikazu Tsuji, Kazumasa Miyatake, Yusuke Nakagawa, Takanori Yokota, Ichiro Sekiya, Hiroki Katagiri. Extracellular vesicles derived from mesenchymal stromal cells mediate endogenous cell growth and migration via the CXCL5 and CXCL6/CXCR2 axes and repair menisci. Stem Cell Res Ther. 2021.07; 12 (1): 414. ( PubMed, DOI )

Hiroko Ueki, Hiroki Katagiri, Kunikazu Tsuji, Kazumasa Miyatake, Toshifumi Watanabe, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Effect of transplanted mesenchymal stem cell number on the prevention of cartilage degeneration and pain reduction in a posttraumatic osteoarthritis rat model. J Orthop Sci. 2021.07; 26 (4): 690-697. ( PubMed, DOI )

Ichiro Sekiya, Hisako Katano, Mitsuru Mizuno, Hideyuki Koga, Jun Masumoto, Makoto Tomita, Nobutake Ozeki. Alterations in cartilage quantification before and after injections of mesenchymal stem cells into osteoarthritic knees. Sci Rep. 2021.07; 11 (1): 13832. ( PubMed, DOI )

Nobutake Ozeki, Yusuke Nakagawa, Mitsuru Mizuno, Yuji Kohno, Hisako Katano, Hideyuki Koga, Ichiro Sekiya. Ultrasound-Guided Harvesting of Synovium for Regenerative Medicine of Cartilage and Meniscus Using Synovial Mesenchymal Stem Cells. Arthrosc Tech. 2021.07; 10 (7): e1723-e1727. ( PubMed, DOI )

Ohji Shunsuke, Aizawa Junya, Hirohata Kenji, Ohmi Takehiro, Mitomo Sho, Koga Hideyuki, Yagishita Kazuyoshi. The psychological readiness to return to sports of patients with anterior cruciate ligament reconstruction preoperatively and 6 months postoperatively PHYSICAL THERAPY IN SPORT. 2021.07; 50 114-120. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Sho Mitomo, Tetsuya Jinno, Hideyuki Koga, Kazuyoshi Yagishita. Characteristics of landing impact in athletes who have not returned to sports at the pre-injury competition level after anterior cruciate ligament reconstruction. Asia Pac J Sports Med Arthrosc Rehabil Technol. 2021.07; 25 47-52. ( PubMed, DOI )

Ichiro Sekiya, Yuji Kohno, Akinobu Hyodo, Hisako Katano, Keiichiro Komori, Hideyuki Koga, Makoto Tomita, Kenji Suzuki, Jun Masumoto, Nobutake Ozeki. Interscan measurement error of knee cartilage thickness and projected cartilage area ratio at 9 regions and 45 subregions by fully automatic three-dimensional MRI analysis. Eur J Radiol. 2021.06; 139 109700. ( PubMed, DOI )

Christophe Jacquet, Caroline Mouton, Roland Becker, Hideyuki Koga, Matthieu Ollivier, Peter Verdonk, Philippe Beaufils, Romain Seil. Does practice of meniscus surgery change over time? A report of the 2021 'THE MENISCUS' Webinar. J Exp Orthop. 2021.06; 8 (1): 46. ( PubMed, DOI )

Kiyotaka Horiuchi, Nobutake Ozeki, Kentaro Endo, Mitsuru Mizuno, Hisako Katano, Masako Akiyama, Kunikazu Tsuji, Hideyuki Koga, Ichiro Sekiya. Thawed cryopreserved synovial mesenchymal stem cells show comparable effects to cultured cells in the inhibition of osteoarthritis progression in rats. Sci Rep. 2021.05; 11 (1): 9683. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Sho Mitomo, Tetsuya Jinno, Hideyuki Koga, Kazuyoshi Yagishita. Single-leg hop distance normalized to body height is associated with the return to sports after anterior cruciate ligament reconstruction. J Exp Orthop. 2021.04; 8 (1): 26. ( PubMed, DOI )

Junya Aizawa, Kenji Hirohata, Shunsuke Ohji, Takehiro Ohmi, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. Correlations between isokinetic knee torques and single-leg hop distances in three directions in patients after ACL reconstruction. BMC Sports Sci Med Rehabil. 2021.04; 13 (1): 38. ( PubMed, DOI )

Horiuchi Kiyotaka, Mizuno Mitsuru, Katano Hisako, Endo Kentaro, Ozeki Nobutake, Tsuji Kunikazu, Koga Hideyuki, Sekiya Ichiro.. Optimal initial cell density that yields the highest number of primary synovial mesenchymal stem cells in a clinical setting. J Med Dent Sci.. 2021.04; 68 17-26.

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Sho Mitomo, Takehiro Ohmi, Tetsuya Jinno, Hideyuki Koga, Kazuyoshi Yagishita. Athletic identity and sport commitment in athletes after anterior cruciate ligament reconstruction who have returned to sports at their pre-injury level of competition. BMC Sports Sci Med Rehabil. 2021.04; 13 (1): 37. ( PubMed, DOI )

J-S An, K Tsuji, H Onuma, N Araya, M Isono, T Hoshino, K Inomata, J Hino, M Miyazato, H Hosoda, K Kangawa, Y Nakagawa, H Katagiri, K Miyatake, I Sekiya, T Muneta, H Koga. Inhibition of fibrotic changes in infrapatellar fat pad alleviates persistent pain and articular cartilage degeneration in monoiodoacetic acid-induced rat arthritis model. Osteoarthritis Cartilage. 2021.03; 29 (3): 380-388. ( PubMed, DOI )

Hideyuki Koga, Tomomasa Nakamura, Yusuke Nakagawa, Nobutake Ozeki, Toshiyuki Ohara, Mikio Shioda, Yuji Kohno, Masaki Amemiya, Ichiro Sekiya. Arthroscopic Centralization Using Knotless Anchors for Extruded Medial Meniscus. Arthrosc Tech. 2021.03; 10 (3): e639-e645. ( PubMed, DOI )

Toshifumi Watanabe, Kazuyoshi Gamada, Hideyuki Koga, Ichiro Sekiya, Takeshi Muneta, Tetsuya Jinno. Characteristic kinematics of floor-sitting activities after posterior-stabilized total knee arthroplasty determined using model-based shape-matching techniques. Knee. 2021.03; 29 571-579. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Sho Mitomo, Hideyuki Koga, Kazuyoshi Yagishita. Single-leg hop can result in higher limb symmetry index than isokinetic strength and single-leg vertical jump following anterior cruciate ligament reconstruction. Knee. 2021.03; 29 160-166. ( PubMed, DOI )

Weiding Cui, Yusuke Nakagawa, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Mikio Shioda, Yuji Kohno, Takashi Hoshino, Aritoshi Yoshihara, Ichiro Sekiya, Hideyuki Koga. Knee laxity, lateral meniscus tear and distal femur morphology influence pivot shift test grade in ACL injury patients. Knee Surg Sports Traumatol Arthrosc. 2021.02; 29 (2): 633-640. ( PubMed, DOI )

Nobutake Ozeki, Yuji Kohno, Yoshihisa Kushida, Naoto Watanabe, Mitsuru Mizuno, Hisako Katano, Jun Masumoto, Hideyuki Koga, Ichiro Sekiya. Synovial mesenchymal stem cells promote the meniscus repair in a novel pig meniscus injury model. J. Orthop. Res.. 2021.01; 39 (1): 177-183. ( PubMed, DOI )

Nobutake Ozeki, Romain Seil, Aaron J Krych, Hideyuki Koga. Surgical treatment of complex meniscus tear and disease: state of the art. J ISAKOS. 2021.01; 6 (1): 35-45. ( PubMed, DOI )

Mai Katakura, Yasuyuki Jujo, Kazuaki Okugura, Yukinori Mori, Keisuke Hayashi, Hideyuki Koga, Masato Takao. Simultaneous reconstruction of the bilateral chronic achilles tendon rupture with early functional rehabilitation: A case report Foot & Ankle Surgery: Techniques, Reports & Cases. 2021; 1 (4):

Yoshihisa Kushida, Nobutake Ozeki, Mitsuru Mizuno, Hisako Katano, Koji Otabe, Kunikazu Tsuji, Hideyuki Koga, Koichiro Kishima, Yoshio Soma, Ichiro Sekiya. Two- and three-dimensional optical coherence tomography to differentiate degenerative changes in a rat meniscectomy model. J Orthop Res. 2020.12; 38 (12): 2592-2600. ( PubMed, DOI )

Naoto Watanabe, Kentaro Endo, Keiichiro Komori, Nobutake Ozeki, Mitsuru Mizuno, Hisako Katano, Yuji Kohno, Kunikazu Tsuji, Hideyuki Koga, Ichiro Sekiya. Mesenchymal Stem Cells in Synovial Fluid Increase in Knees with Degenerative Meniscus Injury after Arthroscopic Procedures through the Endogenous Effects of CGRP and HGF. Stem Cell Rev Rep. 2020.12; 16 (6): 1305-1315. ( PubMed, DOI )

Yoshie Seki, Hiroki Katagiri, Koji Otabe, Yusuke Nakagawa, Kazumasa Miyatake, Ichiro Sekiya, Hideyuki Koga. Investigation of association between the preoperative intra-articular anesthetic test and persistent pain after total knee arthroplasty. J Orthop Sci. 2020.11; 25 (6): 1055-1060. ( PubMed, DOI )

Hideyuki Koga, Tomomasa Nakamura, Hiroki Katagiri, Yusuke Nakagawa, Nobutake Ozeki, Toshiyuki Ohara, Mikio Shioda, Yuji Kohno, Masaki Amemiya, Ichiro Sekiya. Two-Year Outcomes After Meniscoplasty by Capsular Advancement With the Application of Arthroscopic Centralization Technique for Lateral Compartment Knee Osteoarthritis. Am J Sports Med. 2020.11; 48 (13): 3154-3162.

Junya Aizawa, Kenji Hirohata, Shunsuke Ohji, Takehiro Ohmi, Hideyuki Koga, Kazuyoshi Yagishita. Factors Associated With Psychological Readiness to Return to Sports With Cutting, Pivoting, and Jump-Landings After Primary ACL Reconstruction. Orthop J Sports Med. 2020.11; 8 (11): 2325967120964484. ( PubMed, DOI )

Shunsuke Ohji, Junya Aizawa, Kenji Hirohata, Takehiro Ohmi, Hideyuki Koga, Atsushi Okawa, Tetsuya Jinno, Kazuyoshi Yagishita. The Gap Between Subjective Return to Sports and Subjective Athletic Performance Intensity After Anterior Cruciate Ligament Reconstruction. Orthop J Sports Med. 2020.09; 8 (9): 2325967120947402. ( PubMed, DOI )

Kenji Hirohata, Junya Aizawa, Hidetaka Furuya, Sho Mitomo, Takehiro Ohmi, Shunsuke Ohji, Toshiyuki Ohara, Hideyuki Koga, Kazuyoshi Yagishita, Kate E Webster. The Japanese version of the anterior cruciate ligament-return to sport after injury (ACL-RSI) scale has acceptable validity and reliability. Knee Surg Sports Traumatol Arthrosc. 2020.08; 28 (8): 2519-2525. ( PubMed, DOI )

So Suzuki, Mitsuru Mizuno, Yuriko Sakamaki, Ayako Mimata, Kentaro Endo, Yuji Kohno, Nobutake Ozeki, Koji Otabe, Hisako Katano, Kunikazu Tsuji, Hideyuki Koga, Ichiro Sekiya. Morphological changes in synovial mesenchymal stem cells during their adhesion to the meniscus. Lab. Invest.. 2020.07; 100 (7): 916-927. ( PubMed, DOI )

Naoko Araya, Kazumasa Miyatake, Kunikazu Tsuji, Hiroki Katagiri, Yusuke Nakagawa, Takashi Hoshino, Hiroaki Onuma, Saisei An, Hirofumi Nishio, Yoshitomo Saita, Ichiro Sekiya, Hideyuki Koga. Intra-articular Injection of Pure Platelet-Rich Plasma Is the Most Effective Treatment for Joint Pain by Modulating Synovial Inflammation and Calcitonin Gene-Related Peptide Expression in a Rat Arthritis Model. Am J Sports Med. 2020.07; 48 (8): 2004-2012. ( PubMed, DOI )

Hiroaki Onuma, Kunikazu Tsuji, Takashi Hoshino, Kei Inomata, Mio Udo, Yusuke Nakagawa, Hiroki Katagiri, Kazumasa Miyatake, Toshifumi Watanabe, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Fibrotic changes in the infrapatellar fat pad induce new vessel formation and sensory nerve fiber endings that associate prolonged pain. J. Orthop. Res.. 2020.06; 38 (6): 1296-1306. ( PubMed, DOI )

Yusuke Nakagawa, Takeshi Muneta, Toshifumi Watanabe, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Mai Katakura, Yusuke Sumi, Ichiro Sekiya, Hideyuki Koga. Arthroscopic centralization achieved good clinical improvements and radiographic outcomes in a rugby player with osteoarthritis after subtotal lateral meniscectomy: A case report. J Orthop Sci. 2020.05; 25 (3): 537-543. ( PubMed, DOI )

Toshifumi Watanabe, Hideyuki Koga, Hiroki Katagiri, Koji Otabe, Yusuke Nakagawa, Takeshi Muneta, Ichiro Sekiya, Tetsuya Jinno. Correction to: Coronal and sagittal laxity affects clinical outcomes in posterior-stabilized total knee arthroplasty: assessment of well-functioning knees. Knee Surg Sports Traumatol Arthrosc. 2020.05; 28 (5): 1410. ( PubMed, DOI )

Toshifumi Watanabe, Hideyuki Koga, Hiroki Katagiri, Koji Otabe, Yusuke Nakagawa, Takeshi Muneta, Ichiro Sekiya, Tetsuya Jinno. Coronal and sagittal laxity affects clinical outcomes in posterior-stabilized total knee arthroplasty: assessment of well-functioning knees. Knee Surg Sports Traumatol Arthrosc. 2020.05; 28 (5): 1400-1409. ( PubMed, DOI )

Rei Kubota, Hideyuki Koga, Nobutake Ozeki, Junpei Matsuda, Yuji Kohno, Mitsuru Mizuno, Hisako Katano, Ichiro Sekiya. The effect of a centralization procedure for extruded lateral meniscus on load distribution in porcine knee joints at different flexion angles. BMC Musculoskelet Disord. 2020.04; 21 (1): 205. ( PubMed, DOI )

N. Araya, H. Katagiri, Y. Nakagawa, T. Ohara, M. Shioda, Y. Kohno, M. Amemiya, I. Sekiya, H. Koga. Predictors of residual mechanical symptoms after meniscus surgery: data from the maks group Osteoarthritis and Cartilage. 2020.04; 28 (1): S221-S223.

Masaki Amemiya, Kunikazu Tsuji, Hiroki Katagiri, Kazumasa Miyatake, Yusuke Nakagawa, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Synovial fluid-derived mesenchymal cells have non-inferior chondrogenic potential and can be utilized for regenerative therapy as substitute for synovium-derived cells. Biochem. Biophys. Res. Commun.. 2020.03; 523 (2): 465-472. ( PubMed, DOI )

Hiroki Katagiri, Kazumasa Miyatake, Toshifumi Watanabe, Masafumi Horie, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Validity of intraoperative observation of graft length change pattern for medial patellofemoral ligament reconstruction. J Orthop. 2020.03; 21 131-136. ( PubMed, DOI )

Akimasa Kimura, Tetsuya Jinno, Sachiyuki Tsukada, Masaaki Matsubara, Hideyuki Koga. Detection of total hip prostheses at airport security checkpoints. J Orthop Sci. 2020.03; 25 (2): 255-260. ( PubMed, DOI )

Kaori Nakamura, Tomomasa Nakamura, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Yusuke Nakagawa, Masaki Amemiya, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Anatomic femoral tunnel placement is difficult by the transtibial technique: comparison of three different femoral tunnel drilling techniques in double-bundle anterior cruciate ligament reconstructions. Knee Surg Sports Traumatol Arthrosc. 2020.02; 28 (2): 584-593. ( PubMed, DOI )

Nobutake Ozeki, Hideyuki Koga, Junpei Matsuda, Yuji Kohno, Mitsuru Mizuno, Hisako Katano, Kunikazu Tsuji, Tomoyuki Saito, Takeshi Muneta, Ichiro Sekiya. Biomechanical analysis of the centralization procedure for extruded lateral menisci with posterior root deficiency in a porcine model. J Orthop Sci. 2020.01; 25 (1): 161-166. ( PubMed, DOI )

Mai Katakura, Kaori Nakamura, Toshifumi Watanabe, Masafumi Horie, Tomomasa Nakamura, Hiroki Katagiri, Koji Otabe, Yusuke Nakagawa, Toshiyuki Ohara, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Risk factors for residual anterolateral rotational instability after double bundle anterior cruciate ligament reconstruction: Evaluation by quantitative assessment of the pivot shift phenomenon using triaxial accelerometer. Knee. 2020.01; 27 (1): 95-101. ( PubMed )

Yasuyuki Ishibashi, Nobuo Adachi, Hideyuki Koga, Eiji Kondo, Ryosuke Kuroda, Tatsuo Mae, Yuji Uchio. Japanese Orthopaedic Association (JOA) clinical practice guidelines on the management of anterior cruciate ligament injury - Secondary publication. J Orthop Sci. 2020.01; 25 (1): 6-45. ( PubMed, DOI )

Hiroki Katagiri, Kazumasa Miyatake, Yusuke Nakagawa, Koji Otabe, Toshiyuki Ohara, Mikio Shioda, Ichiro Sekiya, Hideyuki Koga. The effect of a longitudinal tear of the medial meniscus on medial meniscal extrusion in anterior cruciate ligament injury patients. Knee. 2019.12; 26 (6): 1292-1298. ( PubMed, DOI )

Mai Katakura, Hideyuki Koga, Tomomasa Nakamura, Daisuke Araki, Kanto Nagai, Kyohei Nishida, Ryosuke Kuroda, Takeshi Muneta. Biomechanical Effects of Additional Anterolateral Structure Reconstruction With Different Femoral Attachment Sites on Anterior Cruciate Ligament Reconstruction. Am J Sports Med. 2019.12; 47 (14): 3373-3380. ( PubMed, DOI )

Daisuke Araki, Takehiko Matsushita, Yuichi Hoshino, Kanto Nagai, Kyohei Nishida, Hideyuki Koga, Tomomasa Nakamura, Mai Katakura, Takeshi Muneta, Ryosuke Kuroda. The Anterolateral Structure of the Knee Does Not Affect Anterior and Dynamic Rotatory Stability in Anterior Cruciate Ligament Injury: Quantitative Evaluation With the Electromagnetic Measurement System. Am J Sports Med. 2019.12; 47 (14): 3381-3388. ( PubMed, DOI )

Mitsuru Mizuno, Hisako Katano, Yuri Shimozaki, Sho Sanami, Nobutake Ozeki, Hideyuki Koga, Ichiro Sekiya. Time-lapse image analysis for whole colony growth curves and daily distribution of the cell number per colony during the expansion of mesenchymal stem cells. Sci Rep. 2019.11; 9 (1): 16835. ( PubMed, DOI )

Tomomasa Nakamura, Monica A Linde, Brandon D Marshall, Hideyuki Koga, Takeshi Muneta, Patrick Smolinski, Freddie H Fu. Arthroscopic centralization restores residual knee laxity in ACL-reconstructed knee with a lateral meniscus defect. Knee Surg Sports Traumatol Arthrosc. 2019.11; 27 (11): 3699-3704. ( PubMed, DOI )

Naoto Watanabe, Mitsuru Mizuno, Junpei Matsuda, Naoko Nakamura, Koji Otabe, Hisako Katano, Nobutake Ozeki, Yuji Kohno, Tsuyoshi Kimura, Kunikazu Tsuji, Hideyuki Koga, Akio Kishida, Ichiro Sekiya. Comparison of High-Hydrostatic-Pressure Decellularized Versus Freeze-Thawed Porcine Menisci. J. Orthop. Res.. 2019.11; 37 (11): 2466-2475.

Ichiro Sekiya, Hideyuki Koga, Koji Otabe, Yusuke Nakagawa, Hisako Katano, Nobutake Ozeki, Mitsuru Mizuno, Masafumi Horie, Yuji Kohno, Kenta Katagiri, Naoto Watanabe, Takeshi Muneta. Additional Use of Synovial Mesenchymal Stem Cell Transplantation Following Surgical Repair of a Complex Degenerative Tear of the Medial Meniscus of the Knee: A Case Report. Cell Transplant. 2019.11; 28 (11): 1445-1454. ( PubMed, DOI )

Akinobu Hyodo, Nobutake Ozeki, Yuji Kohno, So Suzuki, Mitsuru Mizuno, Koji Otabe, Hisako Katano, Makoto Tomita, Yusuke Nakagawa, Hideyuki Koga, Shinji Kiuchi, Kenji Suzuki, Yoshinori Itai, Jun Masumoto, Ichiro Sekiya. Projected Cartilage Area Ratio Determined by 3-Dimensional MRI Analysis: Validation of a Novel Technique to Evaluate Articular Cartilage. JB JS Open Access. 2019.10; 4 (4): e0010. ( PubMed, DOI )

Yusuke Nakagawa, Toshifumi Watanabe, Yusuke Amano, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Mai Katakura, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Benefit of subcutaneous patient controlled analgesia after total knee arthroplasty. Asia Pac J Sports Med Arthrosc Rehabil Technol. 2019.10; 18 18-22. ( PubMed, DOI )

Kazuyoshi Yagishita, Mitsuhiro Enomoto, Yuji Takazawa, Jun Fukuda, Hideyuki Koga. Effects of hyperbaric oxygen therapy on recovery acceleration in Japanese professional or semi-professional rugby players with grade 2 medial collateral ligament injury of the knee: A comparative non-randomized study. Undersea Hyperb Med. 2019.09; 46 (5): 647-654. ( PubMed )

【東京2020:整形外科医には何ができるか?】病院・診療所における東京オリンピックに向けた外国人患者受入れ体制の整備　外国人患者診療に関する諸問題とその対応 2019.09; ( ichushi )

Shimpei Kondo, Yusuke Nakagawa, Mitsuru Mizuno, Kenta Katagiri, Kunikazu Tsuji, Shinji Kiuchi, Hideo Ono, Takeshi Muneta, Hideyuki Koga, Ichiro Sekiya. Transplantation of Aggregates of Autologous Synovial Mesenchymal Stem Cells for Treatment of Cartilage Defects in the Femoral Condyle and the Femoral Groove in Microminipigs. Am J Sports Med. 2019.08; 47 (10): 2338-2347. ( PubMed, DOI )

Ryota Fujisawa, Mitsuru Mizuno, Hisako Katano, Koji Otabe, Nobutake Ozeki, Kunikazu Tsuji, Hideyuki Koga, Ichiro Sekiya. Cryopreservation in 95% serum with 5% DMSO maintains colony formation and chondrogenic abilities in human synovial mesenchymal stem cells. BMC Musculoskelet Disord. 2019.07; 20 (1): 316. ( PubMed, DOI )

Hiroko Ueki, Hiroki Katagiri, Koji Otabe, Yusuke Nakagawa, Toshiyuki Ohara, Mikio Shioda, Yuji Kohno, Takashi Hoshino, Ichiro Sekiya, Hideyuki Koga. Contribution of Additional Anterolateral Structure Augmentation to Controlling Pivot Shift in Anterior Cruciate Ligament Reconstruction. Am J Sports Med. 2019.07; 47 (9): 2093-2101. ( PubMed )

Mana Naritomi, Mitsuru Mizuno, Hisako Katano, Nobutake Ozeki, Koji Otabe, Keiichiro Komori, Shizuka Fujii, Shizuko Ichinose, Kunikazu Tsuji, Hideyuki Koga, Takeshi Muneta, Ichiro Sekiya. Petaloid recombinant peptide enhances in vitro cartilage formation by synovial mesenchymal stem cells. J. Orthop. Res.. 2019.06; 37 (6): 1350-1357. ( PubMed, DOI )

Kaori Nakamura, Kunikazu Tsuji, Mitsuru Mizuno, Hideyuki Koga, Takeshi Muneta, Ichiro Sekiya. Initial cell plating density affects properties of human primary synovial mesenchymal stem cells. J. Orthop. Res.. 2019.06; 37 (6): 1358-1367. ( PubMed, DOI )

Watanabe Toshifumi, Aoki Akino, Hoshi Kenji, Muneta Takeshi, Sekiya Ichiro, Koga Hideyuki. Anterior Tibial Post Impingement during Stair Climbing: A Kinematic Analysis and Clinical Outcome J Arthroplasty. 2019.02; 34 (2): 379-384.

Tomomasa Nakamura, Hideyuki Koga, Koji Otabe, Masafumi Horie, Toshifumi Watanabe, Kazuyoshi Yagishita, Ichiro Sekiya, Takeshi Muneta. Comparison of three approaches for femoral tunnel during double-bundle anterior cruciate ligament reconstruction: A case controlled study. J Orthop Sci. 2019.01; 24 (1): 147-152.

Inomata Kei, Tsuji Kunilazu, Onuma Hroaki, Hoshino Takashi, Udo Mio, Akiyama Masako, Nakagawa Yusuke, Katagiri Hiroki, Miyatake Kazumasa, Sekiya Ichiro, Muneta Takeshi, Koga Hideyuki. Time course analyses of structural changes in the infrapatellar fat pad and synovial membrane during inflammation-induced persistent pain development in rat knee joint BMC Musculoskelet Disord. 2019.01; 20 (8):

Mai Katakura, Masafumi Horie, Toshifumi Watanabe, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Kaori Nakamura, Kenta Katagiri, Hiroko Ueki, Stefano Zaffagnini, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Effect of meniscus repair on pivot-shift during anterior cruciate ligament reconstruction: Objective evaluation using triaxial accelerometer. Knee. 2019.01; 26 (1): 124-131. ( PubMed, DOI )

Koga Hideyuki, Muneta Takeshi. Behind-remnant approach for anatomic anterior cruciate ligament reconstruction. Annals of Joint . 2018.12; (3): 109.

Hiroko Ueki, Yusuke Nakagawa, Toshiyuki Ohara, Toshifumi Watanabe, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Kenta Katagiri, Kanehiro Hiyama, Mai Katakura, Takashi Hoshino, Kei Inomata, Naoko Araya, Ichiro Sekiya, Takeshi Muneta, Hideyuki Koga. Risk factors for residual pivot shift after anterior cruciate ligament reconstruction: data from the MAKS group. Knee Surg Sports Traumatol Arthrosc. 2018.12; 26 (12): 3724-3730. ( PubMed, DOI )

Shoichi Hasegawa, Masafumi Horie, Hiroki Katagiri, Kunikazu Tsuji, Takeshi Muneta, Hideyuki Koga. Bilateral Hypoplasia of Both Medial and Lateral Menisci Partially Fused With the Cartilage Surface of the Tibial Plateau Orthopedics. 2018.11; 41 (6): e884-e887.

Akari Sasaki, Mitsuru Mizuno, Nobutake Ozeki, Hisako Katano, Koji Otabe, Kunikazu Tsuji, Hideyuki Koga, Manabu Mochizuki, Ichiro Sekiya. Canine mesenchymal stem cells from synovium have a higher chondrogenic potential than those from infrapatellar fat pad, adipose tissue, and bone marrow. PLoS ONE. 2018.08; 13 (8): e0202922. ( PubMed, DOI )

Takashi Hoshino, Kunikazu Tsuji, Hiroaki Onuma, Mio Udo, Hiroko Ueki, Masako Akiyama, Kahaer Abula, Hiroki Katagiri, Kazumasa Miyatake, Toshihumi Watanabe , Ichiro Sekiya, Hideyuki Koga, Takeshi Muneta. Persistent synovial inflammation plays important roles in persistent pain development in the rat knee before cartilage degradation reaches the subchondral bone BMC Musculoskeletal Disorders. 2018.08; 19 (1): 291.

Katano H, Koga H, Ozeki N, Otabe K, Mizuno M, Tomita M, Muneta T, Sekiya I.. Trends in isolated meniscus repair and meniscectomy in Japan, 2011-2016. PLoS ONE. 2018.07; 23 (4): 676-681. ( PubMed )

Mari Uomizu, Takeshi Muneta, Miyoko Ojima, Ichiro Sekiya, Hideyuki Koga, Kunikazu Tsuji. PDGF-induced proliferation and differentiation of synovial mesenchymal stem cells is mediated by the PI3K-PKB/Akt pathway. J Med Dent Sci. 2018.06; 65 (2): 73-82.

Mindae Kim, Watanabe Toshifumi, Muneta Takeshi, Ohara Toshiyuki, Sekiya Ichiro, Koga Hideyuki. Coronal Instability after Total Knee Arthroplasty using Bi-Surface type 3: An Averaged 10 Year Follow-up Study Journal of Medical and Dental Sciences . 2018.06; 65 (2): 51-58.

Mitsuru Mizuno, Hisako Katano, Yo Mabuchi, Yusuke Ogata, Shizuko Ichinose, Shizuka Fujii, Koji Otabe, Keiichiro Komori, Nobutake Ozeki, Hideyuki Koga, Kunikazu Tsuji, Chihiro Akazawa, Takeshi Muneta, Ichiro Sekiya. Specific markers and properties of synovial mesenchymal stem cells in the surface, stromal, and perivascular regions. Stem Cell Res Ther. 2018.05; 9 (1): 123. ( PubMed, DOI )

Nasu Hisayo, Nimura Akimoto, Sugiura Sara, Fujishiro Hitomi, Koga Hideyuki, Akita Keiichi. An anatomic study on the attachment of the joint capsule to the tibia in the lateral side of the knee SURGICAL AND RADIOLOGIC ANATOMY. 2018.05; 40 (5): 499-506. ( PubMed, DOI )

Hisayo Nasu, Akimoto Nimura, Sara Sugiura, Hitomi Fujishiro, Hideyuki Koga, Keiichi Akita. An anatomic study on the attachment of the joint capsule to the tibia in the lateral side of the knee. Surg Radiol Anat. 2018.05; 40 (5): 499-506.

Ken Watanabe, Koji Otabe, Norio Shimizu, Keiichirou Komori, Mitsuru Mizuno, Hisako Katano, Hideyuki Koga, Ichiro Sekiya. High-sensitivity virus and mycoplasma screening test reveals high prevalence of parvovirus B19 infection in human synovial tissues and bone marrow. Stem Cell Res Ther. 2018.03; 9 (1): 80. ( PubMed, DOI )

Yuji Kohno, Mitsuru Mizuno, Nobutake Ozeki, Hisako Katano, Koji Otabe, Hideyuki Koga, Mikio Matsumoto, Haruka Kaneko, Yuji Takazawa, Ichiro Sekiya. Comparison of mesenchymal stem cells obtained by suspended culture of synovium from patients with rheumatoid arthritis and osteoarthritis. BMC Musculoskelet Disord. 2018.03; 19 (1): 78. ( PubMed, DOI )

Kanehiro Hiyama, Yusuke Nakagawa, Toshiyuki Ohara, Takeshi Muneta, Toshifumi Watanabe, Masafumi Horie, Koji Otabe, Hiroki Katagiri, Kenta Katagiri, Mai Katakura, Takashi Hoshino, Hiroko Ueki, Kei Inomata, Naoko Araya, Ichiro Sekiya, Hideyuki Koga. Anterior cruciate ligament injuries result in a larger functional deficit in fighting sport athletes: comparison of functional status among different sport types. Journal of ISAKOS. 2018.03; 2018 (3): 128-133. ( DOI )

Minami Takao, Koga Hideyuki, Sekiya Ichiro, Watanabe Toshifumi, Horie Masafumi, Katagiri Hiroki, Otabe Koji, Ohara Toshiyuki, Katakura Mai, Muneta Takeshi. Posteriorly inserted anterior cruciate ligament in knees with discoid lateral meniscus corresponding to bony morphological characteristics of femoral lateral condyle JOURNAL OF ORTHOPAEDIC SCIENCE. 2018.03; 23 (2): 350-355. ( PubMed )

Sasaki S., Koga H., Krosshaug T., Kaneko S., Fukubayashi T.. Kinematic analysis of pressing situations in female collegiate football games: New insight into anterior cruciate ligament injury causation SCANDINAVIAN JOURNAL OF MEDICINE & SCIENCE IN SPORTS. 2018.03; 28 (3): 1263-1271. ( DOI )

Hideyuki Koga, Atsuo Nakamae, Yosuke Shima, Roald Bahr, Tron Krosshaug. Hip and Ankle Kinematics in Noncontact Anterior Cruciate Ligament Injury Situations: Video Analysis Using Model-Based Image Matching. Am J Sports Med. 2018.02; 46 (2): 333-340. ( PubMed, DOI )

Hideyuki Koga, Stefano Zaffagnini, Alan M Getgood, Takeshi Muneta. ACL graft selection: state of the art. Journal of ISAKOS. 2018.01; (3): 177-184.

Hiroki Katagiri, Hideyuki Koga, Takeshi Muneta. Review of Shino et al (1984) on anterior cruciate ligament reconstruction using allograft in the dog Journal of ISAKOS. 2017.12; 2 (6): ( DOI )

Hideyuki Koga, Takeshi Muneta, Roald Bahr, Roald Bahr, Tron Krosshaug . ACL injury mechanisms: Lessons learned from video analysis Rotatory Knee Instability. 2017.11; 27-36. ( DOI )

Kanehiro Hiyama, Takeshi Muneta, Hideyuki Koga, Ichiro Sekiya, Kunikazu Tsuji. Meniscal regeneration after resection of the anterior half of the medial meniscus in mice. J. Orthop. Res.　　. 2017.09; 35 (9): 1958-1965. ( PubMed, DOI )

Hideyuki Koga, Toshifumi Watanabe, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Mai Katakura, Ichiro Sekiya, Takeshi Muneta. Augmentation of the pullout repair of a medialmeniscus posterior root tear by arthroscopic centralization 2017.08; 6 (4): e1335-e1339. ( PubMed )

Kei Inomata, Ichiro Sekiya, Koji Otabe, Tomomasa Nakamura, Masafumi Horie, Hideyuki Koga, Toshifumi Watanabe, Takeshi Muneta. Acute arterial occlusion after total knee arthroplasty: a case report. Clin Case Rep. 2017.08; 5 (8): 1376-1380. ( PubMed, DOI )

Kaori Nakamura, Hideyuki Koga, Ichiro Sekiya, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Takeshi Muneta. Evaluation of pivot shift phenomenon while awake and under anaesthesia by different manoeuvres using triaxial accelerometer. Knee Surg Sports Traumatol Arthrosc. 2017.08; 25 (8): 2377-2383. ( PubMed, DOI )

Toshifumi Watanabe, Hideyuki Koga, Masafumi Horie, Hiroki Katagiri, Ichiro Sekiya, Takeshi Muneta. Post-Cam Design and Contact Stress on Tibial Posts in Posterior-Stabilized Total Knee Prostheses: Comparison Between a Rounded and a Squared Design. J Arthroplasty. 2017.07; ( PubMed, DOI )

Shimpei Kondo, Takeshi Muneta, Yusuke Nakagawa, Hideyuki Koga, Toshifumi Watanabe, Kunikazu Tsuji, Shinichi Sotome, Atsushi Okawa, Shinji Kiuchi, Hideo Ono, Mitsuru Mizuno, Ichiro Sekiya. Transplantation of autologous synovial mesenchymal stem cells promotes meniscus regeneration in aged primates. J. Orthop. Res.. 2017.06; 35 (6): 1274-1282. ( PubMed, DOI )

Kunikazu Tsuji, Miyoko Ojima, Koji Otabe, Masafumi Horie, Hideyuki Koga, Ichiro Sekiya, Takeshi Muneta. Effects of Different Cell-Detaching Methods on the Viability and Cell Surface Antigen Expression of Synovial Mesenchymal Stem Cells. Cell Transplant. 2017.06; 26 (6): 1089-1102. ( PubMed, DOI )

Mitsuru Mizuno, Hisako Katano, Koji Otabe, Keiichiro Komori, Yuji Kohno, Shizuka Fujii, Nobutake Ozeki, Masafumi Horie, Kunikazu Tsuji, Hideyuki Koga, Takeshi Muneta, Ichiro Sekiya. Complete human serum maintains viability and chondrogenic potential of human synovial stem cells: suitable conditions for transplantation. Stem Cell Res Ther. 2017.06; 8 (1): 144. ( PubMed, DOI )

Mikio Shioda, Takeshi Muneta, Kunikazu Tsuji, Mitsuru Mizuno, Keiichiro Komori, Hideyuki Koga, Ichiro Sekiya. TNFα promotes proliferation of human synovial MSCs while maintaining chondrogenic potential. PLoS ONE. 2017.05; 12 (5): e0177771. ( PubMed, DOI )

Takao Minami, Takeshi Muneta, Ichiro Sekiya, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Mai Katakura, Hideyuki Koga. Lateral meniscus posterior root tear contributes to anterolateral rotational instability and meniscus extrusion in anterior cruciate ligament-injured patients. Knee Surg Sports Traumatol Arthrosc. 2017.05; 26 (4): 1174-1181. ( PubMed, DOI )

Nobutake Ozeki, Takeshi Muneta, Kenichi Kawabata, Hideyuki Koga, Yusuke Nakagawa, Ryusuke Saito, Mio Udo, Katsuaki Yanagisawa, Toshiyuki Ohara, Tomoyuki Mochizuki, Kunikazu Tsuji, Tomoyuki Saito, Ichiro Sekiya. Centralization of extruded medial meniscus delays cartilage degeneration in rats. J Orthop Sci. 2017.05; 22 (3): 542-548. ( PubMed, DOI )

Yuji Kohno, Mitsuru Mizuno, Nobutake Ozeki, Hisako Katano, Keiichiro Komori, Shizuka Fujii, Koji Otabe, Masafumi Horie, Hideyuki Koga, Kunikazu Tsuji, Mikio Matsumoto, Haruka Kaneko, Yuji Takazawa, Takeshi Muneta, Ichiro Sekiya. Yields and chondrogenic potential of primary synovial mesenchymal stem cells are comparable between rheumatoid arthritis and osteoarthritis patients. Stem Cell Res Ther. 2017.05; 8 (1): 115. ( PubMed, DOI )

Ozeki Nobutake, Muneta Takeshi, Kawabata Kenichi, Koga Hideyuki, Nakagawa Yusuke, Saito Ryusuke, Udo Mio, Yanagisawa Katsuaki, Ohara Toshiyuki, Mochizuki Tomoyuki, Tsuji Kunikazu, Saito Tomoyuki, Sekiya Ichiro. ラットの内側半月板逸脱に対するcentralizationにより軟骨変性が遅延する(Centralization of extruded medial meniscus delays cartilage degeneration in rats) Journal of Orthopaedic Science. 2017.05; 22 (3): 542-548. ( ichushi )

Jae-Sung An, Takeshi Muneta, Ichiro Sekiya, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Hideyuki Koga. Osteochondral lesion of lateral tibial plateau with extrusion of lateral meniscus treated with retrograde osteochondral autograft transplantation and arthroscopic centralisation. AP-SMART. 2017.04; 8 18-23. ( DOI )

Mai Katakura, Hideyuki Koga, Kaori Nakamura, Ichiro Sekiya, Takeshi Muneta. Effects of different femoral tunnel positions on tension changes in anterolateral ligament reconstruction. Knee Surg Sports Traumatol Arthrosc. 2017.04; 25 (4): 1272-1278. ( PubMed, DOI )

Arata Yuuki, Takeshi Muneta, Toshiyuki Ohara, Ichiro Sekiya, Hideyuki Koga. Associated lateral/medial knee instability and its relevant factors in anterior cruciate ligament-injured knees. J Orthop Sci. 2017.03; 22 (2): 300-305. ( PubMed, DOI )

Yuuki Arata, Muneta Takeshi, Ohara Toshiyuki, Sekiya Ichiro, Koga Hideyuki. 前十字靱帯損傷膝における外側/内側膝不安定性とその関連要因との相関(Associated lateral/medial knee instability and its relevant factors in anterior cruciate ligament-injured knees) Journal of Orthopaedic Science. 2017.03; 22 (2): 300-305. ( ichushi )

Hideyuki Koga, Lars Engebretsen, Freddie H Fu, Muneta Takeshi. Revision anterior cruciate ligament surgery: state of the art. J ISAKOS. 2017.02; 2 (1): 36-46.

Etsuko Matsumura, Kunikazu Tsuji, Keiichiro Komori, Hideyuki Koga, Ichiro Sekiya, Takeshi Muneta. Pretreatment with IL-1β enhances proliferation and chondrogenic potential of synovium-derived mesenchymal stem cells. Cytotherapy. 2017.02; 19 (2): 181-193. ( PubMed, DOI )

渡邊 敏文、 古賀 英之. 運動器疾患の画像診断　変形性膝関節症 理学療法. 2017.01; 34 (1): 69-76.

Ryusuke Saito, Takeshi Muneta, Nobutake Ozeki, Yusuke Nakagawa, Mio Udo, Katsuaki Yanagisawa, Kunikazu Tsuji, Makoto Tomita, Hideyuki Koga, Ichiro Sekiya. Strenuous running exacerbates knee cartilage erosion induced by low amount of mono-iodoacetate in rats. BMC Musculoskelet Disord. 2017.01; 18 (1): 36. ( PubMed, DOI )

Muneta T, Koga H. Anterior cruciate ligament remnant and its values for preservation. Asia-Pacific journal of sports medicine, arthroscopy, rehabilitation and technology. 2017.01; 7 1-9. ( PubMed, DOI )

Kaori Nakamura, Hideyuki Koga, Ichiro Sekiya, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Takeshi Muneta. Dynamic Evaluation of Pivot-Shift Phenomenon in Double-Bundle Anterior Cruciate Ligament Reconstruction Using Triaxial Accelerometer. Arthroscopy. 2016.12; 32 (12): 2532-2538. ( PubMed, DOI )

Hideyuki Koga, Lars Engebretsen, Freddie H Fu, Takeshi Muneta. Revision anterior cruciate ligament surgery: state of the art Journal of ISAKOS. 2016.12; 2 (1): 36-46. ( DOI )

Makiko Inoue, Takeshi Muneta, Miyoko Ojima, Kaori Nakamura, Hideyuki Koga, Ichiro Sekiya, Mutsumi Okazaki, Kunikazu Tsuji. Inflammatory cytokine levels in synovial fluid 3, 4 days postoperatively and its correlation with early-phase functional recovery after anterior cruciate ligament reconstruction: a cohort study. J Exp Orthop. 2016.12; 3 (1): 30. ( PubMed, DOI )

Shinichi Shirasawa, Hideyuki Koga, Masafumi Horie, Tomomasa Nakamura, Toshifumi Watanabe, Ichiro Sekiya, Takeshi Muneta. Forced knee extension test is a manual test that correlates with the unstable feelings of patients with ACL injury before and after reconstruction. Knee. 2016.12; 23 (6): 1159-1163. ( PubMed, DOI )

Katsuaki Yanagisawa, Takeshi Muneta, Nobutake Ozeki, Yusuke Nakagawa, Mio Udo, Ryusuke Saito, Hideyuki Koga, Kunikazu Tsuji, Ichiro Sekiya. Weekly injections of Hylan G-F 20 delay cartilage degeneration in partial meniscectomized rat knees BMC Musculoskelet Disord. . 2016.12; 2016 (17): 188.

Hideyuki Koga, Takeshi Muneta, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Yusuke Nakagawa, Ichiro Sekiya. Two-Year Outcomes After Arthroscopic Lateral Meniscus Centralization. Arthroscopy. 2016.10; 32 (10): 2000-2008. ( PubMed, DOI )

Tomomasa Nakamura, Hideyuki Koga, Masafumi Horie, Toshifumi Watanabe, Kazuyoshi Yagishita, Ichiro Sekiya, Takeshi Muneta. Postoperative outcome is affected by an intraoperative combination of each graft tension change pattern in a double-bundle anterior cruciate ligament reconstruction. Asia Pac J Sports Med Arthrosc Rehabil Technol. 2016.10; 6 1-6. ( PubMed, DOI )

Takeshi Muneta, Hideyuki Koga, Tomomasa Nakamura, Masafumi Horie, Toshifumi Watanabe, Ichiro Sekiya. Behind-remnant arthroscopic observation and scoring of femoral attachment of injured anterior cruciate ligament. Knee Surg Sports Traumatol Arthrosc. 2016.09; 24 (9): 2906-2914.

Hiroki Katagiri, Kaori Nakamura, Toshifumi Watanabe, Hideyuki Koga, Kazuyoshi Yagishita, Ichiro Sekiya, Takeshi Muneta. Increase of patellofemoral height has decreased maximum knee flexion after total knee arthroplasty of posterior cruciate-substituting prosthesis in a clinical series. J Orthop Sci. 2016.07; 21 (4): 458-462. ( PubMed, DOI )

Udo M, Muneta T, Tsuji K, Ozeki N, Nakagawa Y, Ohara T, Saito R, Yanagisawa K, Koga H, Sekiya I. Monoiodoacetic acid induces arthritis and synovitis in rats in a dose- and time-dependent manner: proposed model-specific scoring systems Osteoarthritis Cartilage. 2016.07; 24 (7): 1284-1291.

N Ozeki, T Muneta, H Koga, Y Nakagawa, M Mizuno, K Tsuji, Y Mabuchi, C Akazawa, E Kobayashi, K Matsumoto, K Futamura, T Saito, I Sekiya. Not single but periodic injections of synovial mesenchymal stem cells maintain viable cells in knees and inhibit osteoarthritis progression in rats. Osteoarthr. Cartil.. 2016.06; 24 (6): 1061-1070. ( PubMed, DOI )

Hideyuki Koga, Takeshi Muneta. Graft impingement ACL Injury and Its Treatment. 2016.06; 267-278.

Takeshi Muneta, Hideyuki Koga. Part X Revision ACL Reconstruction. 36 Double-Bundle Technique. ACL Injury and Its Treatment, Ochi M, Shino K, Yasuda K, Kurosaka M, Eds.. 2016.06; 453-468.

Hideyuki Koga, Takeshi Muneta. ACL injury mechanisms ACL Injury and Its Treatment. 2016.06; 113-128.

Yusuke Nakagawa, Ichiro Sekiya, Shimpei Kondo, Takashi Tabuchi, Shizuko Ichinose, Hideyuki Koga, Kunikazu Tsuji, Takeshi Muneta. Relationship between MRI T1 rho value and histological findings of intact and radially incised menisci in microminipigs. J Magn Reson Imaging. 2016.02; 43 (2): 434-445. ( PubMed, DOI )

Yusuke Nakagawa, Takeshi Muneta, Koji Otabe, Nobutake Ozeki, Mitsuru Mizuno, Mio Udo, Ryusuke Saito, Katsuaki Yanagisawa, Shizuko Ichinose, Hideyuki Koga, Kunikazu Tsuji, Ichiro Sekiya. Cartilage Derived from Bone Marrow Mesenchymal Stem Cells Expresses Lubricin In Vitro and In Vivo PLoS One. 2016 Feb 11;11(2):e0148777.. 2016.02; 11 (2):

Ohara T, Muneta T, Nakagawa Y, Matsukura Y, Ichinose S, Koga H, Tsuji K, Sekiya I. Hypoxia enhances proliferation through increase of colony formation rate with chondrogenic potential in primary synovial mesenchymal stem cells J Med Dent Sci. . 2016; 63 (4): 61-70.

Muneta T, Koga H, Nakamura T, Horie M, Watanabe T, Yagishita K, Sekiya I. A new behind-remnant approach for remnant-preserving double-bundle anterior cruciate ligament reconstruction compared with a standard approach Knee Surg Sports Traumatol Arthrosc. 2015.12;

Hideyuki Koga, Takeshi Muneta, Kazuyoshi Yagishita, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Ichiro Sekiya. Evaluation of a behind-remnant approach for femoral tunnel creation in remnant-preserving double-bundle anterior cruciate ligament reconstruction - Comparison with a standard approach. Knee. 2015.06; 22 (3): 249-255. ( PubMed, DOI )

Nobutake Ozeki, Takeshi Muneta, Seiya Matsuta, Hideyuki Koga, Yusuke Nakagawa, Mitsuru Mizuno, Kunikazu Tsuji, Yo Mabuchi, Chihiro Akazawa, Eiji Kobayashi, Tomoyuki Saito, Ichiro Sekiya. Synovial mesenchymal stem cells promote meniscus regeneration augmented by an autologous Achilles tendon graft in a rat partial meniscus defect mode Stem Cells. 2015.06; 33 (6): 1927-1938.

Y Nakagawa, T Muneta, S Kondo, M Mizuno, K Takakuda, S Ichinose, T Tabuchi, H Koga, K Tsuji, I Sekiya. Synovial mesenchymal stem cells promote healing after meniscal repair in microminipigs Osteoarthr. Cartil.. 2015.06; 23 (6): 1007-1017.

Hideyuki Koga, Takeshi Muneta, Kazuyoshi Yagishita, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Ichiro Sekiya. Effect of Posterolateral Bundle Graft Fixation Angles on Clinical Outcomes in Double-Bundle Anterior Cruciate Ligament Reconstruction: A Randomized Controlled Trial. Am J Sports Med. 2015.05; 43 (5): 1157-1164. ( PubMed, DOI )

Ichiro Sekiya, Takeshi Muneta, Masafumi Horie, Hideyuki Koga. Arthroscopic Transplantation of Synovial Stem Cells Improves Clinical Outcomes in Knees With Cartilage Defects. Clin Orthop Relat Res. 2015.04; 473 (7): 2316-2326. ( PubMed, DOI )

Masafumi Horie, Takeshi Muneta, Junya Yamazaki, Tomomasa Nakamura, Hideyuki Koga, Toshifumi Watanabe, Ichiro Sekiya. A modified quadrant method for describing the femoral tunnel aperture positions in ACL reconstruction using two-view plain radiographs. Knee Surg Sports Traumatol Arthrosc. 2015.04; 23 (4): 981-985. ( PubMed, DOI )

Hideyuki Koga, Takeshi Muneta, Kazuyoshi Yagishita, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Ichiro Sekiya. Effect of Initial Graft Tension on Knee Stability and Graft Tension Pattern in Double-Bundle Anterior Cruciate Ligament Reconstruction. Arthroscopy. 2015.04; ( PubMed, DOI )

Takeshi Muneta, Hideyuki Koga, Tomomasa Nakamura, Masafumi Horie, Toshifumi Watanabe, Ichiro Sekiya. Behind-remnant arthroscopic observation and scoring of femoral attachment of injured anterior cruciate ligament. Knee Surg Sports Traumatol Arthrosc. 2015.03; ( PubMed, DOI )

Yu Matsukura, Takeshi Muneta, Kunikazu Tsuji, Kazumasa Miyatake, Jun Yamada, Kahaer Abula, Hideyuki Koga, Makoto Tomita, Ichiro Sekiya. Mouse synovial mesenchymal stem cells increase in yield with knee inflammation. J Orthop Res. 2015.02; 33 (2): 246-253. ( PubMed, DOI )

Hideyuki Koga, Takeshi Muneta, Kazuyoshi Yagishita, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Ichiro Sekiya. Mid- to Long-term Results of Single-Bundle Versus Double-Bundle Anterior Cruciate Ligament Reconstruction: Randomized Controlled Trial. Arthroscopy. 2015.01; 31 (1): 69-76. ( PubMed, DOI )

Hideyuki Koga, Takeshi Muneta, Roald Bahr, Lars Engebretsen, Tron Krosshaug. Video Analysis of ACL Injury Mechanisms Using a Model-Based Image-Matching Technique Sports Injuries and Prevention. 2015; 109-120. ( DOI )

Mitsuru Mizuno, Hisako Katano, Koji Otabe, Keiichiro Komori, Yukie Matsumoto, Shizuka Fujii, Nobutake Ozeki, Kunikazu Tsuji, Hideyuki Koga, Takeshi Muneta, Akifumi Matsuyama, Ichiro Sekiya. Platelet-derived growth factor (PDGF)-AA/AB in human serum are potential indicators of the proliferative capacity of human synovial mesenchymal stem cells Stem Cell Res Ther. . 2015; 2015 (6): 243.

Koga Hideyuki, Muneta Takeshi, Yagishita Kazuyoshi, Watanabe Toshifumi, Mochizuki Tomoyuki, Horie Masafumi, Nakamura Tomomasa, Sekiya Ichiro. Effect of femoral tunnel position on graft tension curves and knee stability in anatomic double-bundle anterior cruciate ligament reconstruction. Knee Surg Sports Traumatol Arthrosc. 2014.11; 22 (11): 2811-2820. ( PubMed, DOI )

Muneta Takeshi, Koga Hideyuki, Nakamura Tomomasa, Horie Masafumi, Watanabe Toshifumi, Yagishita Kazuyoshi, Sekiya Ichiro. A new behind-remnant approach for remnant-preserving double-bundle anterior cruciate ligament reconstruction compared with a standard approach. Knee Surg Sports Traumatol Arthrosc. 2014.09; ( PubMed, DOI )

Hideyuki Koga, Takeshi Muneta, Kazuyoshi Yagishita, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Ichiro Sekiya. Effect of Notchplasty in Anatomic Double-Bundle Anterior Cruciate Ligament Reconstruction. Am J Sports Med. 2014.08; 42 (8): 1813-1821. ( PubMed, DOI )

Watanabe Toshifumi, Abbasi Ali Z, Conditt Michael A, Christopher Jennifer, Kreuzer Stefan, Otto Jason K, Banks Scott A. In vivo kinematics of a robot-assisted uni- and multi-compartmental knee arthroplasty. J Orthop Sci. 2014.07; 19 (4): 552-557. ( PubMed, DOI )

Okuno Makiko, Muneta Takeshi, Koga Hideyuki, Ozeki Nobutake, Nakagawa Yusuke, Tsuji Kunikazu, Yoshiya Shinichi, Sekiya Ichiro. Meniscus regeneration by syngeneic, minor mismatched, and major mismatched transplantation of synovial mesenchymal stem cells in a rat model. J Orthop Res. 2014.07; 32 (7): 928-936. ( PubMed, DOI )

Hatsushika D, Muneta T, Nakamura T, Horie M, Koga H, Nakagawa Y, Tsuji K, Hishikawa S, Kobayashi E, Sekiya I. Repetitive allogeneic intraarticular injections of synovial mesenchymal stem cells promote meniscus regeneration in a porcine massive meniscus defect model. Osteoarthritis Cartilage. 2014.07; 22 (7): 941-950. ( PubMed, DOI )

Matsukura Yu, Muneta Takeshi, Tsuji Kunikazu, Koga Hideyuki, Sekiya Ichiro. Mesenchymal stem cells in synovial fluid increase after meniscus injury. Clin Orthop Relat Res. 2014.05; 472 (5): 1357-1364. ( PubMed, DOI )

Ozeki Nobutake, Muneta Takeshi, Koga Hideyuki, Katagiri Hiroki, Otabe Koji, Okuno Makiko, Tsuji Kunikazu, Kobayashi Eiji, Matsumoto Kenji, Saito Hirohisa, Saito Tomoyuki, Sekiya Ichiro. Transplantation of Achilles tendon treated with bone morphogenetic protein 7 promotes meniscus regeneration in a rat model of massive meniscal defect. Arthritis Rheum. 2013.11; 65 (11): 2876-2886. ( PubMed, DOI )

Hatsushika Daisuke, Muneta Takeshi, Horie Masafumi, Koga Hideyuki, Tsuji Kunikazu, Sekiya Ichiro. Intraarticular injection of synovial stem cells promotes meniscal regeneration in a rabbit massive meniscal defect model. J Orthop Res. 2013.09; 31 (9): 1354-1359. ( PubMed, DOI )

Hiroki Katagiri, Takeshi Muneta, Kunikazu Tsuji, Masafumi Horie, Hideyuki Koga, Nobutake Ozeki, Eiji Kobayashi, Ichiro Sekiya. Transplantation of aggregates of synovial mesenchymal stem cells regenerates meniscus more effectively in a rat massive meniscal defect. Biochem. Biophys. Res. Commun.. 2013.06; 435 (4): 603-609. ( PubMed, DOI )

Muneta Takeshi, Koga Hideyuki, Ju Young-Jin, Horie Masafumi, Nakamura Tomomasa, Sekiya Ichiro. Remnant volume of anterior cruciate ligament correlates preoperative patients' status and postoperative outcome. Knee Surg Sports Traumatol Arthrosc. 2013.04; 21 (4): 906-913. ( PubMed, DOI )

Yamazaki Junya, Muneta Takeshi, Ju Young-Jin, Koga Hideyuki, Morito Toshiyuki, Sekiya Ichiro. The kinematic analysis of female subjects after double-bundle anterior cruciate ligament reconstruction during single-leg squatting. J Orthop Sci. 2013.03; 18 (2): 284-289. ( PubMed, DOI )

Koga Hideyuki, Muneta Takeshi, Yagishita Kazuyoshi, Ju Young-Jin, Mochizuki Tomoyuki, Horie Masafumi, Nakamura Tomomasa, Okawa Atsushi, Sekiya Ichiro. Effect of posterolateral bundle graft fixation angles on graft tension curves and load sharing in double-bundle anterior cruciate ligament reconstruction using a transtibial drilling technique. Arthroscopy. 2013.03; 29 (3): 529-538. ( PubMed, DOI )

Koga Hideyuki, Muneta Takeshi, Yagishita Kazuyoshi, Watanabe Toshifumi, Mochizuki Tomoyuki, Horie Masafumi, Nakamura Tomomasa, Okawa Atsushi, Sekiya Ichiro. Arthroscopic centralization of an extruded lateral meniscus. Arthrosc Tech. 2012.12; 1 (2): e209-e212. ( PubMed, DOI )

Muneta Takeshi, Koga Hideyuki, Ju Young-Jin, Mochizuki Tomoyuki, Sekiya Ichiro. Hyaluronan injection therapy for athletic patients with patellar tendinopathy. J Orthop Sci. 2012.07; 17 (4): 425-431. ( PubMed, DOI )

Sekiya Ichiro, Ojima Miyoko, Suzuki Shiro, Yamaga Mika, Horie Masafumi, Koga Hideyuki, Tsuji Kunikazu, Miyaguchi Ken, Ogishima Soichi, Tanaka Hiroshi, Muneta Takeshi. Human mesenchymal stem cells in synovial fluid increase in the knee with degenerated cartilage and osteoarthritis. J Orthop Res. 2012.06; 30 (6): 943-949. ( PubMed, DOI )

Koga Hideyuki, Muneta Takeshi, Yagishita Kazuyoshi, Ju Young-Jin, Sekiya Ichiro. The effect of graft fixation angles on anteroposterior and rotational knee laxity in double-bundle anterior cruciate ligament reconstruction: evaluation using computerized navigation. Am J Sports Med. 2012.03; 40 (3): 615-623. ( PubMed, DOI )

Koga Hideyuki, Muneta Takeshi, Yagishita Kazuyoshi, Ju Young-Jin, Sekiya Ichiro. Surgical management of grade 3 medial knee injuries combined with cruciate ligament injuries. Knee Surg Sports Traumatol Arthrosc. 2012.01; 20 (1): 88-94. ( PubMed, DOI )

古賀英之. Model-based image-matching techniqueを用いた動作解析 リハビリテーション医学49(6). 2012; 270-274.

古賀英之. Model-based Image-matching法とACL受傷メカニズムの解析 臨床スポーツ医学29(7). 2012; 695-702.

Tone Bere, Tonje Wåle Flørenes, Tron Krosshaug, Hideyuki Koga, Lars Nordsletten, Christopher Irving, Erich Muller, Robert Cortas Reid, Veit Senner, Roald Bahr. Mechanisms of anterior cruciate ligament injury in World Cup alpine skiing: a systematic video analysis of 20 cases. Am J Sports Med. 2011.07; 39 (7): 1421-1429. ( PubMed, DOI )

Hideyuki Koga, Roald Bahr, Grethe Myklebust, Lars Engebretsen, Thomas Grund, Tron Krosshaug. Estimating anterior tibial translation from model-based image-matching of a noncontact anterior cruciate ligament injury in professional football: a case report. Clin J Sport Med. 2011.05; 21 (3): 271-274. ( PubMed, DOI )

Yamazaki Junya, Muneta Takeshi, Koga Hideyuki, Sekiya Ichiro, Ju Young-Jin, Morito Toshiyuki, Yagishita Kazuyoshi. Radiographic description of femoral tunnel placement expressed as intercondylar clock time in double-bundle anterior cruciate ligament reconstruction. Knee Surg Sports Traumatol Arthrosc. 2011.03; 19 (3): 418-423. ( PubMed, DOI )

バスケットボールにおけるACL損傷時のビデオ分析、復帰を目指すスポーツ整形外科 2011; 123-124.

IOC World Conference on Prevention of Injury & Illness in Sport報告記 臨床スポーツ医学28(9). 2011; 1052-1055.

Muneta Takeshi, Koga Hideyuki, Ju Young-Jin, Yagishita Kazuyoshi, Sekiya Ichiro. Effects of different initial bundle tensioning strategies on the outcome of double-bundle ACL reconstruction: a cohort study. Sports Med Arthrosc Rehabil Ther Technol. 2011; 3 15. ( PubMed, DOI )

Ichinose Shizuko, Muneta Takeshi, Koga Hideyuki, Segawa Yuko, Tagami Motoki, Tsuji Kunikazu, Sekiya Ichiro. Morphological differences during in vitro chondrogenesis of bone marrow-, synovium-MSCs, and chondrocytes. Lab Invest. 2010.02; 90 (2): 210-221. ( PubMed, DOI )

Nimura Akimoto, Muneta Takeshi, Otabe Koji, Koga Hideyuki, Ju Young-Jin, Mochizuki Tomoyuki, Suzuki Koji, Sekiya Ichiro. Analysis of human synovial and bone marrow mesenchymal stem cells in relation to heat-inactivation of autologous and fetal bovine serums. BMC Musculoskelet Disord. 2010; 11 208. ( PubMed, DOI )

Koga Hideyuki, Engebretsen Lars, Brinchmann Jan E, Muneta Takeshi, Sekiya Ichiro. Mesenchymal stem cell-based therapy for cartilage repair: a review. Knee Surg Sports Traumatol Arthrosc. 2009.11; 17 (11): 1289-1297. ( PubMed, DOI )

Ezura Yoichi, Sekiya Ichiro, Koga Hideyuki, Muneta Takeshi, Noda Masaki. Methylation status of CpG islands in the promoter regions of signature genes during chondrogenesis of human synovium-derived mesenchymal stem cells. Arthritis Rheum. 2009.05; 60 (5): 1416-1426. ( PubMed, DOI )

Koga Hideyuki, Muneta Takeshi, Nagase Tsuyoshi, Nimura Akimoto, Ju Young-Jin, Mochizuki Tomoyuki, Sekiya Ichiro. Comparison of mesenchymal tissues-derived stem cells for in vivo chondrogenesis: suitable conditions for cell therapy of cartilage defects in rabbit. Cell Tissue Res. 2008.08; 333 (2): 207-215. ( PubMed, DOI )

Ju Young-Jin, Muneta Takeshi, Yoshimura Hideya, Koga Hideyuki, Sekiya Ichiro. Synovial mesenchymal stem cells accelerate early remodeling of tendon-bone healing. Cell Tissue Res. 2008.06; 332 (3): 469-478. ( PubMed, DOI )

Nagase Tsuyoshi, Muneta Takeshi, Ju Young-Jin, Hara Kenji, Morito Toshiyuki, Koga Hideyuki, Nimura Akimoto, Mochizuki Tomoyuki, Sekiya Ichiro. Analysis of the chondrogenic potential of human synovial stem cells according to harvest site and culture parameters in knees with medial compartment osteoarthritis. Arthritis Rheum. 2008.05; 58 (5): 1389-1398. ( PubMed, DOI )

Toita Sayaka, Hasegawa Urara, Koga Hideyuki, Sekiya Ichiro, Muneta Takeshi, Akiyoshi Kazunari. Protein-conjugated quantum dots effectively delivered into living cells by a cationic nanogel. J Nanosci Nanotechnol. 2008.05; 8 (5): 2279-2285. ( PubMed )

Mizuno Keisuke, Muneta Takeshi, Morito Toshiyuki, Ichinose Shizuko, Koga Hideyuki, Nimura Akimoto, Mochizuki Tomoyuki, Sekiya Ichiro. Exogenous synovial stem cells adhere to defect of meniscus and differentiate into cartilage cells. J Med Dent Sci. 2008.03; 55 (1): 101-111. ( PubMed )

Nimura Akimoto, Muneta Takeshi, Koga Hideyuki, Mochizuki Tomoyuki, Suzuki Koji, Makino Hatsune, Umezawa Akihiro, Sekiya Ichiro. Increased proliferation of human synovial mesenchymal stem cells with autologous human serum: comparisons with bone marrow mesenchymal stem cells and with fetal bovine serum. Arthritis Rheum. 2008.02; 58 (2): 501-510. ( PubMed, DOI )

Koga Hideyuki, Shimaya Masayuki, Muneta Takeshi, Nimura Akimoto, Morito Toshiyuki, Hayashi Masaya, Suzuki Shiro, Ju Young-Jin, Mochizuki Tomoyuki, Sekiya Ichiro. Local adherent technique for transplanting mesenchymal stem cells as a potential treatment of cartilage defect. Arthritis Res Ther. 2008; 10 (4): R84. ( PubMed, DOI )

Yokoyama Akiko, Muneta Takeshi, Nimura Akimoto, Koga Hideyuki, Mochizuki Tomoyuki, Hata Yuiro, Sekiya Ichiro. FGF2 and dexamethasone increase the production of hyaluronan in two-dimensional culture of elastic cartilage-derived cells: in vitro analyses and in vivo cartilage formation. Cell Tissue Res. 2007.09; 329 (3): 469-478. ( PubMed, DOI )

Muneta Takeshi, Koga Hideyuki, Mochizuki Tomoyuki, Ju Young-Jin, Hara Kenji, Nimura Akimoto, Yagishita Kazuyoshi, Sekiya Ichiro. A prospective randomized study of 4-strand semitendinosus tendon anterior cruciate ligament reconstruction comparing single-bundle and double-bundle techniques. Arthroscopy. 2007.06; 23 (6): 618-628. ( PubMed, DOI )

Koga Hideyuki, Muneta Takeshi, Ju Young-Jin, Nagase Tsuyoshi, Nimura Akimoto, Mochizuki Tomoyuki, Ichinose Shizuko, von der Mark Klaus, Sekiya Ichiro. Synovial stem cells are regionally specified according to local microenvironments after implantation for cartilage regeneration. Stem Cells. 2007.03; 25 (3): 689-696. ( PubMed, DOI )

Yoshimura Hideya, Muneta Takeshi, Nimura Akimoto, Yokoyama Akiko, Koga Hideyuki, Sekiya Ichiro. Comparison of rat mesenchymal stem cells derived from bone marrow, synovium, periosteum, adipose tissue, and muscle. Cell Tissue Res. 2007.03; 327 (3): 449-462. ( PubMed, DOI )

Mochizuki Tomoyuki, Muneta Takeshi, Sakaguchi Yusuke, Nimura Akimoto, Yokoyama Akiko, Koga Hideyuki, Sekiya Ichiro. Higher chondrogenic potential of fibrous synovium- and adipose synovium-derived cells compared with subcutaneous fat-derived cells: distinguishing properties of mesenchymal stem cells in humans. Arthritis Rheum. 2006.03; 54 (3): 843-853. ( PubMed, DOI )

Muneta Takeshi, Koga Hideyuki, Morito Toshiyuki, Yagishita Kazuyoshi, Sekiya Ichiro. A retrospective study of the midterm outcome of two-bundle anterior cruciate ligament reconstruction using quadrupled semitendinosus tendon in comparison with one-bundle reconstruction. Arthroscopy. 2006.03; 22 (3): 252-258. ( PubMed, DOI )

Hideyuki Koga. ISAKOS JSOA Combined program: case-based discussion. 2nd JSOA 2024.09.12 Tokyo, Japan

Hideyuki Koga. Meniscal centralization. SIAGASCOT fellow seminar 2024.09.09 Tokyo, Japan

Hideyuki Koga. Root or Extrusion: What came First?. Orthopaedic Technology & Innovation Forum 2024.09.06 Sydney, Australia

Hideyuki Koga. Gruelling knee cases. Orthopaedic Technology & Innovation Forum 2024.09.06 Sydney, Australia

Hideyuki Koga. Pardon the innovation: Optimal strategies for ACL surgery. Orthopaedic Technology & Innovation Forum 2024.09.06 Sydney, Australia

Hideyuki Koga. Complex meniscus repair. Orthopaedic Technology & Innovation Forum 2024.09.06 Sydney, Australia

Hideyuki Koga. Root and extrusion. Orthopaedic Technology & Innovation Forum 2024.09.06 Sydney, Australia

Hideyuki Koga. Meniscal Centralization: Tips for Success. Orthopaedic Technology & Innovation Forum 2024.09.06 Sydney, Australia

Hideyuki Koga. ACL injury mechanisms - lessons learned from video analyses. Croucher Advances in Sports Biomechanics Summer Course 2024.07.22 HongKong

Hideyuki Koga. Meniscus centralization: tips and tricks. TOSSM-JSOA combined meeting 2024.07.04 Pattaya, Thailand

Hideyuki Koga. How to treat meniscus injuries in athletes. TOSSM-JSOA combined meeting 2024.07.04 Pattaya, Thailand

Hideyuki Koga. ACL mechanisms based on video analysis. TOSSM-JSOA combined meeting 2024.07.04 Pattaya, Thailand

Hideyuki Koga. Combination of AKO aimed at neutral alignment and preservation of meniscus function. 3rd JKOPS 2024.04.19 Takamatsu, Japan

Hideyuki Koga. Repair of root tears. GOTS webinar serie 2024.04.11

Hideyuki Koga. Surgical Centralization of the Lateral Meniscus to Prevent the Articular Cartilage from Early OA Changes. 70th ORS 2024.02.01 Long Beach, U.S.A

Hideyuki Koga, Ryota Seki, Tomomasa Nakamura. Additional Centralization Procedure Further Controls Pivot Shift After ACL Reconstruction and Lateral Meniscus Repair. ACL Study Group Meeting 2024.01.28 Niseko, Japan

Hideyuki Koga. Innovation of treatment for meniscus injury. 1st Annual Congress of The Japanese Knee Society 2023.12.08 Yokohama, Japan

Hideyuki Koga. Meniscal centralization. 67th Korean Orthopaedic Association Annual Meeting 2023.10.12 Seoul, Korea

Hideyuki Koga. Management of MMPRT with extrusion using centralization. 1st The Asian Meniscus Summit 2023.10.05 Seoul, Korea

Hideyuki Koga. How to improve root repair?. 1st The Asian Meniscus Summit 2023.10.05 Seoul, Korea

Hideyuki Koga. Medial Meniscus preservation strategies in knee osteotomies. Aix-Marseille university Ground Round 2023.09.14 Marseilles, France

Hideyuki Koga. Meniscus centralization -Solution to reduce meniscus extrusion-. 40th AGA Congress 2023.09.14 Berlin, Germany

Hideyuki Koga. How do we improve meniscus repair?. 17th International Cartilage Research Society World Congress 2023.09.10 Barcelona, Spain

Hideyuki Koga. FiberStitch & Meniscal Centralization. Arthrex Innovation Summit 2023.07.13 Singapore

Hideyuki Koga. Meniscal Centralization, Root repair and complex meniscal pathologies. Arthrex Medical Education Program-Knee 2023.05.19 Singapore

Hideyuki Koga. ACL injury mechanisms-lessons learned from video analyses. Sports Biomechanics Research Summit 2023.04.15 HongKong

Hideyuki Koga. Centralization & ramp lesion repair. Arthrex Knee Cadaver Training 2023.03.26 Singapore

Hideyuki Koga. Patients in Which Lateral Meniscus Repair Contributes to Controlling Pivot Shift Show Low Body Mass Index and Particular Bony Morphologies. ACL Study Group Meeting 2023.01.28 St. Kitts, Saint Christopher and Nevis

Hideyuki Koga. How to preserve meniscal function. Santy Center Orthopedique Invited lecture 2023.01.12 Lyon, France

Hideyuki Koga. MRI signs for lateral meniscus posterior root tears in ACL injuries. 5th International conference on meniscus sience and surgery 2022.07.07 Luxembourg　(web)

Hideyuki Koga. Root tears of the medial meniscus: the Asian perspective. 5th International conference on meniscus sience and surgery 2022.07.07 Luxembourg　(web)

Hideyuki Koga. The concept of meniscus centralization: technique and early results. 5th International conference on meniscus sience and surgery 2022.07.07 Luxembourg　(web)

Hideyuki Koga. Meniscus centralization. 16th International Workshop on Osteoarthritis Imaging 2022.07.06 Tokyo, Japan

Hideyuki Koga. Meniscus centralization. Advanced Knee Program 2022.07.02 Singapore (web)

Hideyuki Koga. Treatment strategy for meniscus extrusion. 95th JOA annual meeting 2022.05.19 Kobe, Japan

Hideyuki Koga. How to preserve meniscal function. 95th JOA annual meeting 2022.05.19 Kobe, Japan

Hideyuki Koga. Let's save the lateral meniscus -How to deal with complex tears: root and extrusion-. 20th ESSKA 2022.04.27 Paris, France

Hideyuki Koga. Meniscus centralization. Advanced Knee Program -Exploring the Knee-　 2022.04.02 Singapore (web)

Hideyuki Koga. Arthroscopic centralization of the meniscus. 3rd International Knee Day (web) 2022.03.10

Hideyuki Koga. All about the meniscus: Degenerative tears. 13th SLARD (Latin American Society of Arthroscopy, Knee and Sport) International Congress(web) 2022.03.02 Cartagena de Indias, Colombia (web)

Hideyuki Koga. Round table Case-based discussion. 1st Japanese Knee Osteotomy & Joint Preservation meeting 2021.12.18 Kobe, Japan

Hideyuki Koga. How I treat a degenerative meniscus tear. Singapore Orthopaedic meeting 2021.12.15 Singapole (web)

Hideyuki Koga. Meniscus centralization. EU Arthrex webinar 2021.12.03

Hideyuki Koga. The Tibial Slope in ACL Deficient Knees -The State of the Art- How I do it? – asymmetric and hybrid closing –. ESSKA Core Curriculum Webinar 2021.11.10

Hideyuki Koga. Meniscus centralization. Malaysian Arthroscopy Society meeting 2021.10.15 Malaysia (web)

Hideyuki Koga. Minimum correction of HTO with medial meniscus centralization. Knee Joint Symposium-Myongji Knee Arthroscopy:An Up-to-date Guide 2021.08.21 Seoul, Korea (web)

Hideyuki Koga. Meniscus preservation. Taiwan JuggerStitch seminar 2021.07.31 Taipei, TAIWAN (web)

Hideyuki Koga. Treatment strategies for MMPRT -pull out repair + centralization augmentation-. 2021 SMC Knee Arthroscopy Cadaver Workshop 2021.06.20 Seoul, Korea (web)

Hideyuki Koga. Ramp lesions -Which lesions I fix and how. 19th ESSKA (web) 2021.05.11

Hideyuki Koga. Meniscus -how to preserve?. 2nd International Knee Day (web) 2021.03.18

Hideyuki Koga. Meniscus centralization. 2nd International Knee Day (web) 2021.03.18

Hideyuki Koga. Practice change over time: MENISECTOMY VS REPAIR: a Japanese point of view. The Meniscus webinar 2021.01.30

Hideyuki Koga. Concept of meniscal repair. vol.33 Zimmer Biomet Times (Web) 2020.11

Hideyuki Koga. Cases sharing, discussion and experiences with  JuggerStitch™  in Japan. Case Experience sharing and discussion with JuggerStitch™ （webinar） 2020.10.27

Hideyuki Koga. Clinical Outcomes after Meniscoplasty by Capsular Advancement with Centralization Technique for Knee Osteoarthritis due to Lateral Meniscal Defects. International Knee Day 2020.06.12

Hideyuki Koga. Meniscal Repair Part II: Radial tear. 2020 Knee Webinar 2020.04.23 WEB

Hideyuki Koga, Hiroko Ueki, Yusuke Nakagawa, Hiroki Katagiri. Contribution of Additional Anterolateral Structure Augmentation to Controlling Pivot Shift in anterior cruciate ligament reconstruction based on objective evaluation of pivot shift phenomenon using triaxial accelerometer. ACL Study Group Meeting 2020.01.27 Kitzbuhel, Austria

Hideyuki Koga. Knee joint preservation surgery; Minimum correction HTO + Centralization of medial meniscus. 1st Knee Surgery Symposium 2019.11.24 Seoul, Korea

Hideyuki Koga. Centralization & Meniscus root repair. 12th Murup Hospital Live Surgery 2019.11.23 Busan, Korea

Hideyuki Koga. ACL injury mechanisms and its prevention. Taiwan Academy of Sports Medicine & TMDU seminar 2019.10.30 Tokyo, Japan

Hideyuki Koga. Patellar tendinopathy -Does surgery work?. 11th IOC advanced team physicial course 2019.07.01 Tokyo

Hideyuki Koga. Arthroscopic centralization for extruded meniscus. 11th JOSKAS 2019.06.13

Hideyuki Koga. Arthroscopic centralization. 11th JOSKAS 2019.06.13

Hideyuki Koga. Meniscal centralization. Arthrex Japan Knee Faculty Forum 2019.02.28 Singapole

Hideyuki Koga. Medial meniscus root repair feat. centralization. Arthrex Japan Knee Faculty Forum 2019.02.28 Singapole

Hideyuki Koga. Root tears: Treatment with meniscal centralization . 4th The Meniscus 2019.01.31 Bologna, Itary

Hideyuki Koga. Centralization of medial meniscus (live surgery). 11th Murup Hospital Live Surgery 2018.11.24 Busan, Korea

Hideyuki Koga. Treatment strategy for meniscus extrusion to preserve meniscal function. 62th Korean Orthopaedic Association Annual Meeting 2018.10.18 Seoul, Korea

Hideyuki Koga. Restoring knee joint function by preserving meniscus function. 10th JOSKAS 2018.06.14 Fukuoka, Japan

Hideyuki Koga, Mai Katakura, Toshifumi Watanabe, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Ichiro Sekiya, Takeshi Muneta. How to eliminate residual instability in ACLR - Rotational instability and Meniscus -. 10th JOSKAS 2018.06.14 Fukuoka, Japan

Hideyuki Koga, Toshifumi Watanabe, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Ichiro Sekiya, Takeshi Muneta. Meniscus repair up to date -Treatment strategy for meniscus extrusion-. 10th JOSKAS 2018.06.14 Fukuoka, Japan

Hideyuki Koga, Mai Katakura, Stefano Zaffagnini, Takeshi Muneta. Contribution of Meniscus Repair to Pivot Shift during ACL Reconstruction: Objective Evaluation Using Triaxial Accelerometer . ACL Study Group Meeting 2018.01.28 Queenstown, New Zealand

Hideyuki Koga. In order to restore knee function - ACL and meniscus -. Taos Orthopaedic Institute Meeting 2018.01.14 Taos, USA

Hideyuki Koga. In order to restore knee function - ACL and meniscus -. University of Pittsburgh Sports Meeting 2018.01.11 Pittsburgh, USA

Hideyuki Koga. ACL Injury Mechanisms / Restoration of Meniscus Function. Hospital for Special Surgery Orthopaedic Soft Tissue Research Meeting 2018.01.10 New York, USA

Hideyuki Koga. Quantitative Evaluation of Pivot Shift in Double-bundle Anterior Cruciate Ligament Reconstruction Using Triaxial Accelerometer; Identifying Optimal Conditions to Restore Anterolateral Rotational Stability. 61th Korean Orthopaedic Association Annual Meeting 2017.09.19 Seoul, Korea

Hideyuki Koga. Report of JOSKAS-SIGASCOT Fellowship 2016. 9th JOSKAS 2017.06.22

Hideyuki Koga, Toshifumi Watanabe, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Mai Katakura, Ichiro Sekiya, Takeshi Muneta. Arthroscopic Centralization of an Extruded Meniscus and Its Application to Knee Osteoarthritis to Restore Knee Function. 9th JOSKAS 2017.06.22 Sapporo, Japan

Hideyuki Koga, Takao Minami, Ichiro Sekiya, Takeshi Muneta. Impact of posterior root tear on knee instability in anterior cruciate ligament injured patients. 11th ISAKOS Congress 2017.06.04

Toshifumi Watanabe,Takeshi Muneta, Hideyuki Koga, Masafumi Horie, Koji Otabe, Toshiyuki Ohara, Kaori Nakamura, Mai Katakura, Atsushi Okawa Ichiro Sekiya. Post-cam Design and Contact Stress on Tibial Posts in Total Knee Prostheses:Comparison between a Rounded and a Squared Design. Annual Meeting of JOA 2017.05.19

Miyoko Ojima,Kunikazu Tstuji,Koji Otabe,Masafumi Horie, Hideyuki Koga, Ichiro Sekiya,Takeshi Muneta. Analyses of biologically active substances in synovial fluid which supports proliferation of synovial mesenchymal stem cells. Osteoarthritis Research Society International 2016 Annual Meeting 2017.04.27 Las Vegas, NV, USA

Hideyuki Koga. ACL injury mechanisms and its prevention in basketball and handball. 5th IOC World Conference on Prevention of Injury & Illness in Sport 2017.04.27

Toshifumi Watanabe, Takeshi Muneta, Hideyuki Koga, Masafumi Horie, Koji Otabe, Toshiyuki Ohara, Mai Katakura, Ichiro Sekiya. In-vivo kinematics and range of motion after knee arthroplasty.. 2017.04.14 Tokyo, Japan

Toshifumi Watanabe, Takeshi Muneta, Hideyuki Koga, Masafumi Horie, Koji Otabe, Toshiyuki Ohara, Kaori Nakamura, Mai Katakura, Ichiro Sekiya. Post-cam Design and Contact Stress on Tibial Posts in Total Knee Prostheses:Comparison between a Rounded and a Squared Design. Orthopaedic Research Society 2017.03.19 San Diego, CA, USA

Hideyuki Koga. ACL injury mechanisms and its prevention in basketball and handball. 5th IOC World Conference on Prevention of Injury & Illness in Sport 2017.03.16

Shoichi Hasegawa, Masafumi Horie, Toshifumi Watanabe, Hideyuki Koga, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Mai Katakura, Takeshi Muneta. A case of hypoplastic medial and lateral meniscus with  patellar dislocation. 第97回東京医科歯科大学整形外科集談会 2016.12.23

Hideyuki Koga. Preventive measures for ACL injury based on its mechanisms in FIS World Cup alpine skiing. Symposium on skiing injuries and safety 2016.11.20

Hideyuki Koga. Minimum required tension in double-bundle ACL reconstruction based on objective evaluation of pivot shift phenomenon using triaxial accelerometer. JOSKAS-SIGASCOT travelling fellowship 2016.10.05 Rome, Italy

Hideyuki Koga. Arthroscopic Centralization of an Extruded Lateral Meniscus. JOSKAS-SIGASCOT travelling fellowship 2016.10.03 Rome, Italy

Hideyuki Koga. Minimum required tension in double-bundle ACL reconstruction based on objective evaluation of pivot shift phenomenon using triaxial accelerometer. JOSKAS-SIGASCOT travelling fellowship 2016.10.03 Rome, Italy

Hideyuki Koga, Takeshi Muneta, Ichiro Sekiya. Two-year outcomes after arthroscopic centralization of an extruded lateral meniscus. 6th SIGASCOT 2016.09.28 Florence, Italy

Miyoko Ojima, Kunikazu Tstuji, Koji Otabe, Masafumi Horie, Hideyuki Koga, Ichiro Sekiya, Takeshi Muneta. Analyses of biologically active substances in synovial fluid which support proliferation of synovial mesenchymal stem cells. International Cartilage Repair Society 2016 Annual Meeting 2016.09.24

Etsuko Matsumura, Kunikazu Tsuji, Keiichiro Komori, Hideyuki Koga, Ichiro Sekiya，Takeshi Muneta. nvestigate the effects of pretreatment of IL-1β on proliferation and chondrogenic differentiation of synovial MSCs. ICRS 2016 2016.09.24

Hideyuki Koga. Arthroscopic Centralization of an Extruded Lateral Meniscus. JOSKAS-SIGASCOT travelling fellowship 2016.09.22 Milan, Italy

Hideyuki Koga. Arthroscopic Centralization of an Extruded Lateral Meniscus. JOSKAS-SIGASCOT travelling fellowship 2016.09.20 Parma, Italy

Hideyuki Koga, Toshifumi Watanabe, Masafumi Horie, Hiroki Katagiri, Koji Otabe, Toshiyuki Ohara, Mai Katakura, Ichiro Sekiya, Takeshi Muneta. Arthroscopic Centralization of an Extruded Meniscus and Its Application to Knee Osteoarthritis to Restore Knee Function. 9th JOSKAS 2016.06.22

Toshifumi Watanabe, Takeshi Muneta, Kenji Hara, Hideyuki Koga, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Yusuke Nakagawa, Mai Katakura, Atsushi Okawa, Ichiro Sekiya. Is Closed Suction Drainage Necessary for Total Knee Arthroplasty? :A Prospective Study of a Mean Follow-up of 5.5 Years. 89th Annual Meeting of JOA 2016.05.12 Yokohama, Japan

Hideyuki Koga, Takeshi Muneta, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Yusuke Nakagawas, Mai Katakura, Atsushi Okawa, Ichiro Sekiya. Two-year results of remnant-preserved double-bundle anterior cruciate ligament reconstruction: Frontside approach versus behind-remnant approach. 89th JOA 2016.05.12 Yokohama, Japan

Hideyuki Koga, Takeshi Muneta, Toshifumi Watanabe, Tomoyuki Mochizuki, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Yusuke Nakagawas, Mai Katakura, Atsushi Okawa, Ichiro Sekiya. Clinical outcomes after arthroscopic centralization of lateral meniscus extrusion. 89th JOA 2016.05.12 Yokohama, Japan

堀江 雅史、 小田邉 浩二、 中村 智祐、 古賀 英之、 渡邊 敏文、 柳下 和慶 、 関矢 一郎、 大川 淳、 宗田 大. 前十字靱帯再々建術の治療成績：ハムストリング腱による2重束再々建術と骨付き膝蓋腱による再々建術の比較. 第89回日本整形外科学会学術総会 2016.05.12

Toshifumi Watanabe, Takeshi Muneta, Hara Kenji, Hideyuki Koga, Masafumi Horie, Nakamura Tomomasa, Koji Otabe, Nakagawa Yusuke, Mai Katakura, Atsushi Okawa, Ichiro Sekiya. Closed suction drainage is not necessary for total knee arthroplasty: A prospective study on simultaneous bilateral surgeries of a mean follow-up of 5.5 years.. The 89th Annual Meeting of JOA 2016.05.12

Hideyuki Koga. Keynote lecture: ACL injury - video analysis. 17th ESSKA 2016.05.04 Barcelona, Spain

Hideyuki Koga, Takeshi Muneta, Ichiro Sekiya. Clinical and Radiographic Outcomes after Arthroscopic Centralization of Lateral Meniscus Extrusion. 17th ESSKA 2016.05.04 Barcelona, Spain

Miyoko Ojima, Kunikazu Tstuji, Koji Otabe, Masafumi Horie, Hideyuki Koga, Ichiro Sekiya, Takeshi Muneta. Different methods of detaching adherent cells significantly affect the detection of stem cell antigens in synovial mesenchymal stem cells.. OARSI 2016 World Congress on Osteoarthritis 2016.03.31

Hideyuki Koga,Kaori Nakamura, Ichiro Sekiya, Takeshi Muneta. Minimum required tension in double-bundle anterior cruciate ligament reconstruction based on objective evaluation of pivot shift phenomenon using triaxial accelerometer. ACL Study Group Meeting 2016.03.13

Toshifumi Watanabe,Takeshi Muneta, Ichiro Sekiya, Hideyuki Koga, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Scott Banks. In-vivo Kinematics of Posterior-stabilized Total Knee Prosthesis Designed for Asian. Orthopaedic Research Society 2015 Annual Meeting 2016.03.05

Yusuke Nakagawa, Hideyuki Koga, Takeshi Muneta, Kiuchi S, Ono H, Nagata T, Toshifumi Watanabe, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Mai Katakura, Hisako Katano, Ichiro Sekiya. Three-dimensional Reconstructed MRI Evaluation of Arthroscopic Centralization Technique for Extruded Lateral Meniscus. Orthopaedic Research Society 2016 Annual Meeting 2016.03.05

Nobutake Ozeki, Junpei Matsuda, Takeshi Muneta, Hideyuki Koga, Kunikazu Tsuji, Kenta Katagiri, Mitsuru Mizuno, T Saito, Ichiro Sekiya. Biomechanical analysis of centralization with an anchor for meniscus extrusion in a porcine model. ORS 2016 2016.03.05 Coroladsprings, USA

Yuji Kohno, Mitsuru Mizuno, Kenta Katagiri, Koji Otabe, Nobutake Ozeki, Masafumi Horie, Hideyuki Koga, Kunikazu Tsuji, Mikio Matsumoto, Haruka Kaneko, Yuji Takazawa, Takeshi Muneta, Ichiro Sekiya. Yields and chondrogenic potential of synovial MSCs are comparable between RA and OA patients who undergo TKA. Orthopaedic Research Society 2016 Annual Meeting 2016.03.05

Hideyuki Koga,Takeshi Muneta, Ichiro Sekiya. Clinical Outcomes after Arthroscopic Centralization of an Extruded Lateral Meniscus. AAOS 2016.03.02

Yusuke Amano, Yusuke Nakagawa, Toshifumi Watanabe, Hideyuki Koga Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Mai Katakura, Ichiro Sekiya, Takeshi Muneta. Utility of subcutaneous patient controlled analgesia after total knee arthroplasty. 第95回集談会 2015.12.23

Hideyuki Koga,Takeshi Muneta. Importance of posterior oblique ligament in medial collateral ligament reconstruction based on biomechanics. 42nd Japanese congress of clinical biomechanics 2015.11.13

Yusuke Nakagawa,Koga H, Nagata T, Takashi T, Sekiya I, Muneta T. 3D reconstructed image analysis of effect on extruded lateral meniscus using centralization. 43th Japanese Society for Magnetic Resonance in Medicine 2015.09.10

Hideyuki Koga, Yusuke Nakagawa, Toshifumi Watanabe, Masafumi Horie, Tomomasa Nakamura, Koji Otabe, Mai Katakura, Ichiro Sekiya, Takeshi Muneta. Arthroscopic Centralization Attained Regeneration of the Lateral Meniscus in a Rugby Player with Osteoarthritis after Lateral Meniscectomy : A Case Report. 第94回集談会 2015.07.12

Kaori Nakamura, Hideyuki Koga, Toshifumi Watanabe, Masafumi Horie,Tomomasa Nakamura, Koji Otabe, Ichiro Sekiya, Takeshi Muneta. Evaluation of pivot-shift phenomenon in different maneuvers using triaxial accelerometer in pre/postoperative ACL reconstruction. 2015 Summit of Asia-Pacific Knee, Arthroscopy and Sports Medicine Society (APKASS) 2015.05.08 Taipei,Taiwan

Watanabe T, Muneta T, Sekiya I, Koga H, Horie M, Nakamura T, Otabe K, Banks SA. In-vivo kinematics of posterior-stabilized total knee prosthesis designed for Japanese.. 2015.03.28

古賀英之. 変性半月板に対する対応：逸脱外側半月板の対応. 膝関節フォーラム 2012.12.01 東京

古賀英之. 前十字靱帯損傷の受傷メカニズムについて. 熊谷市医師会健康スポーツ医会 2012.11.26 熊谷

古賀英之. Model-based image-matching techniqueを用いた動作解析. 臨床バイオメカニクス学会 2012.11.09 千葉

古賀英之. IOC Advanced Team Physician Course報告. 第2回チームドクター＆トレーナーミーティング 2012.11.02 横浜

古賀英之. 膝前十字靱帯損傷の受傷メカニズム. 東日本整形災害外科学会 2012.09.22 高崎

古賀英之. 非接触性ACL損傷の受傷メカニズム. 第10回東京スポーツ整形外科研修会 2012.04.21 東京

Koga H, Ogasawara I. Investigation of non-contact ACL injury mechanism through estimating knee joint moment using a model-based image-matching technique. ACL Research Retreat VI 2012.03.22 Greensboro, NC, USA

古賀英之. A new hypothesis for ACL injury mechanisms -based on video analysis using model-based image-matching technique. 傷害予防セミナー 2012.02.26 東京

Koga H, Muneta T, Sekiya I. Effect of Graft Fixation Angles on Knee Kinematics in Double-bundle Anterior Cruciate Ligament Reconstruction. 58th Annual Meeting of the Orthopaedic Research Society 2012.02.04 San Francisco, LA, USA

Koga H, Muneta T, Sekiya I. Effect of graft fixation angles on knee kinematics, graft tension curves and load sharing in double-bundle anterior cruciate ligament reconstruction. International Symposium on Ligaments & Tendons - XII 2012.02.03 San Francisco, LA, USA

Daisuke Hatsushika,Ichiro Sekiya,Tomomasa Nakamura,Masafumi Horie,Hideyuki Koga,Kunikazu TsujiTakes,hi Muneta. Porcine massive meniscal defect is regenerated by intraarticular injections of synovial stem cells. ORS 2013Annual Meeting 2012.01.29 San Antonio

古賀英之. ACL損傷－ビデオ映像を用いた損傷メカニズムの解明－. スポーツ傷害フォーラム 2012.01.28 大阪

古賀英之. ワールドカップアルペンスキーにおけるACL損傷のビデオ解析. 第17回御茶ノ水膝スポーツ懇話会 2011.12.01 東京

古賀英之. Model-based image-matching法によるビデオ解析に基づいた非接触性ACL損傷の新たな受傷メカニズムの提唱. 埼玉アスレチックリハビリテーション研究会 2011.11.12 さいたま

古賀英之. ACL損傷メカニズムの新たな仮説の提唱－Model-based image-matching techniqueを用いた解析－. 日本臨床スポーツ医学会 2011.11.06 青森

古賀英之. Model-Based image-matching techniqueを用いた動作解析. 日本リハビリテーション医学会 2011.11.02 千葉

Koga H, Bere T, Bahr R, Krosshaug T. Kinematics of a slip-catch mechanism for　anterior cruciate ligament injury in World Cup alpine skiing. IOC World Conference on Prevention of Injury & Illness in Sport 2011.04.07 Monaco

古賀英之. A new hypothesis for ACL injury mechanisms, based on video analysis. Presented in the Symposium: Solving the mystery of non-contact ACL injuries - how do they happen?. IOC World Conference on Prevention of Injury & Illness in Sport 2011.04 Monaco

Koga H, Bahr R, Myklebust G, Engebretsen L, Grund T, Muneta T, Sekiya I, Krosshaug T. The First Ever Video Analysis of Anterior Tibial Translation in a Non-contact ACL Injury Situation Using Model-based Image-matching Technique. 57th Annual Meeting of the Orthopaedic Research Society 2011.01.13 Long Beach, CA, USA

Koga H, Bahr R, Myklebust G, Engebretsen L, Muneta T, Sekiya I, Krosshaug T. A New Hypothesis for ACL Injury Mechanisms based on Video Analysis using Model-Based Image-Matching Technique. International Symposium on Ligaments & Tendons - XI 2011.01.12 Long Beach, CA, USA