Kentaro Yamada, Toshitaka Yoshii, Takashi Hirai, Atsushi Kudo, Nobuyuki Nosaka, Satoru Egawa, Yu Matsukura, Hiroyuki Inose, Atsushi Okawa. Action protocol of medical staff for airway obstruction after anterior cervical spine surgery: A systematic review of case reports. J Orthop Sci. 2024.04; S0949-2658 (24): 00056-3. ( PubMed, DOI )

Takuya Takahashi, Hiroyuki Inose, Takashi Hirai, Yu Matsukura, Shingo Morishita, Satoru Egawa, Jun Hashimoto, Kunihiko Takahashi, Toshitaka Yoshii. Factors associated with the time required for CRP normalization in pyogenic spondylitis: A retrospective observational study. N Am Spine Soc J. 2024.03; 17 100301. ( PubMed, DOI )

Takashi Hirai, Satoru Egawa, Kenichiro Sakai, Hiroaki Onuma, Jun Hashimoto, Kurando Utagawa, Shingo Morishita, Kentaro Yamada, Yu Matsukura, Yoshiyasu Arai, Toshitaka Yoshii. Novel Technique of Anterior Foraminotomy Based on Augmented Reality with Computed Tomography Navigation System: A Case Report. Spine Surg Relat Res. 2024.01; 8 (1): 114-117. ( PubMed, DOI )

Hiroyuki Inose, Takuya Takahashi, Yu Matsukura, Jun Hashimoto, Kurando Utagawa, Satoru Egawa, Kentaro Yamada, Takashi Hirai, Toshitaka Yoshii. Factors Associated With Nonunion After Cervical Fusion Surgery. Cureus. 2023.12; 15 (12): e50866. ( PubMed, DOI )

Sadayuki Ito, Hiroaki Nakashima, Toshitaka Yoshii, Satoru Egawa, Kenichiro Sakai, Kazuo Kusano, Shinji Tsutui, Takashi Hirai, Yu Matsukura, Kanichiro Wada, Keiichi Katsumi, Masao Koda, Atsushi Kimura, Takeo Furuya, Satoshi Maki, Narihito Nagoshi, Norihiro Nishida, Yukitaka Nagamoto, Yasushi Oshima, Kei Ando, Masahiko Takahata, Kanji Mori, Hideaki Nakajima, Kazuma Murata, Masayuki Miyagi, Takashi Kaito, Kei Yamada, Tomohiro Banno, Satoshi Kato, Tetsuro Ohba, Satoshi Inami, Shunsuke Fujibayashi, Hiroyuki Katoh, Haruo Kanno, Masahiro Oda, Kensaku Mori, Hiroshi Taneichi, Yoshiharu Kawaguchi, Katsushi Takeshita, Morio Matsumoto, Masashi Yamazaki, Atsushi Okawa, Shiro Imagama. Deep learning-based prediction model for postoperative complications of cervical posterior longitudinal ligament ossification. Eur Spine J. 2023.11; 32 (11): 3797-3806. ( PubMed, DOI )

Kentaro Yamada, Toshitaka Yoshii, Mikayo Toba, Atsushi Kudo, Satoru Egawa, Yu Matsukura, Takashi Hirai, Hiroyuki Inose, Kiyohide Fushimi, Atsushi Okawa. Risk Factors for Postoperative Unfavorable Ambulatory Status After Spinal Surgery for Metastatic Spinal Tumor. Spine (Phila Pa 1976). 2023.10; 48 (20): 1419-1426. ( PubMed, DOI )

Shingo Morishita, Toshitaka Yoshii, Hiroyuki Inose, Takashi Hirai, Masato Yuasa, Yu Matsukura, Takahisa Ogawa, Kiyohide Fushimi, Junya Katayanagi, Tetsuya Jinno, Atsushi Okawa, Takeo Fujiwara. Perioperative Complications of Laminoplasty in Degenerative Cervical Myelopathy -A Comparative Study Between Ossification of Posterior Longitudinal Ligament and Cervical Spondylotic Myelopathy Using a Nationwide Inpatient Database. Global Spine J. 2023.09; 13 (7): 1956-1963. ( PubMed, DOI )

Hiroyuki Inose, Takuya Takahashi, Yu Matsukura, Jun Hashimoto, Kurando Utagawa, Satoru Egawa, Kentaro Yamada, Takashi Hirai, Kunihiko Takahashi, Toshitaka Yoshii. Effect of vitamin D deficiency on surgical outcomes of degenerative cervical myelopathy. N Am Spine Soc J. 2023.09; 15 100239. ( PubMed, DOI )

Yu Matsukura, Satoru Egawa, Hiroyuki Inose, Kenichiro Sakai, Kazuo Kusano, Shunji Tsutsui, Takashi Hirai, Kanichiro Wada, Keiichi Katsumi, Masao Koda, Atsushi Kimura, Takeo Furuya, Satoshi Maki, Narihito Nagoshi, Norihiro Nishida, Yukitaka Nagamoto, Yasushi Oshima, Kei Ando, Hiroaki Nakashima, Masahiko Takahata, Kanji Mori, Hideaki Nakajima, Kazuma Murata, Masayuki Miyagi, Takashi Kaito, Kei Yamada, Tomohiro Banno, Satoshi Kato, Tetsuro Ohba, Hiroshi Moridaira, Shunsuke Fujibayashi, Hiroyuki Katoh, Haruo Kanno, Hiroshi Taneichi, Shiro Imagama, Yoshiharu Kawaguchi, Katsushi Takeshita, Masaya Nakamura, Morio Matsumoto, Masashi Yamazaki, Atsushi Okawa, Toshitaka Yoshii. Preoperative Symptom Duration Influences Neurological Recovery and Patient-Reported Outcome Measures After Surgical Treatment of Cervical Ossification of the Posterior Longitudinal Ligament. Spine (Phila Pa 1976). 2023.09; 48 (18): 1259-1265. ( PubMed, DOI )

Hiroaki Nakashima, Shiro Imagama, Toshitaka Yoshii, Satoru Egawa, Kenichiro Sakai, Kazuo Kusano, Shinji Tsutsui, Takashi Hirai, Yu Matsukura, Kanichiro Wada, Keiichi Katsumi, Masao Koda, Atsushi Kimura, Takeo Furuya, Satoshi Maki, Narihito Nagoshi, Norihiro Nishida, Yukitaka Nagamoto, Yasushi Oshima, Kei Ando, Masahiko Takahata, Kanji Mori, Hideaki Nakajima, Kazuma Murata, Masayuki Miyagi, Takashi Kaito, Kei Yamada, Tomohiro Banno, Satoshi Kato, Tetsuro Ohba, Hiroshi Moridaira, Shunsuke Fujibayashi, Hiroyuki Katoh, Haruo Kanno, Hiroshi Taneichi, Yoshiharu Kawaguchi, Katsushi Takeshita, Masaya Nakamura, Atsushi Okawa, Masashi Yamazaki. Factors Associated With Loss of Cervical Lordosis After Laminoplasty for Patients With Cervical Ossification of the Posterior Longitudinal Ligament: Data From a Prospective Multicenter Study. Spine (Phila Pa 1976). 2023.08; 48 (15): 1047-1056. ( PubMed, DOI )

Atsuyuki Kawabata, Kenichiro Sakai, Kentaro Yamada, Kurando Utagawa, Jun Hashimoto, Shingo Morishita, Yu Matsukura, Takuya Oyaizu, Takashi Hirai, Hiroyuki Inose, Masaki Tomori, Ichiro Torigoe, Hiroaki Onuma, Kazuo Kusano, Kazuyuki Otani, Yoshiyasu Arai, Shigeo Shindo, Atsushi Okawa, Toshitaka Yoshii. The lower Osteotomy Level is Associated With Decreased Revision Surgery Due to Mechanical Complications After Three-Column Osteotomy in Patients With Adult Spinal Deformity: A Multi-Institutional Retrospective Study. Global Spine J. 2023.08; 21925682231196449. ( PubMed, DOI )

Narihito Nagoshi, Toshitaka Yoshii, Satoru Egawa, Kenichiro Sakai, Kazuo Kusano, Shunji Tsutsui, Takashi Hirai, Yu Matsukura, Kanichiro Wada, Keiichi Katsumi, Masao Koda, Atsushi Kimura, Takeo Furuya, Yasunori Sato, Satoshi Maki, Norihiro Nishida, Yukitaka Nagamoto, Yasushi Oshima, Kei Ando, Hiroaki Nakashima, Masahiko Takahata, Kanji Mori, Hideaki Nakajima, Kazuma Murata, Masayuki Miyagi, Takashi Kaito, Kei Yamada, Tomohiro Banno, Satoshi Kato, Tetsuro Ohba, Hiroshi Moridaira, Shunsuke Fujibayashi, Hiroyuki Katoh, Haruo Kanno, Kota Watanabe, Hiroshi Taneichi, Shiro Imagama, Yoshiharu Kawaguchi, Katsushi Takeshita, Masaya Nakamura, Morio Matsumoto, Masashi Yamazaki. Comparison of Surgical Outcomes of Anterior and Posterior Fusion Surgeries for K-line (-) Cervical Ossification of the Posterior Longitudinal Ligament: A Prospective Multicenter Study. Spine (Phila Pa 1976). 2023.07; 48 (13): 937-943. ( PubMed, DOI )

Takumi Kaku, Yoto Oh, Shingo Sato, Hirotaka Koyanagi, Yuki Funauchi, Takashi Hirai, Masato Yuasa, Yu Matsukura, Toshitaka Yoshii, Tsuyoshi Nakagawa, Satoshi Miyake, Atsushi Okawa. Prevalence of Precursory Signs of Atypical Femoral Fractures in Patients Receiving Bone-Modifying Agents for Bone Metastases: A Cross-Sectional Study. JBMR Plus. 2023.07; 7 (7): e10749. ( PubMed, DOI )

Hiroyuki Inose, Tsuyoshi Kato, Yu Matsukura, Takashi Hirai, Toshitaka Yoshii, Shigenori Kawabata, Kunihiko Takahashi, Atsushi Okawa. Factors influencing the long-term outcomes of instrumentation surgery for degenerative lumbar spondylolisthesis: a post-hoc analysis of a prospective randomized study. Spine J. 2023.06; 23 (6): 799-804. ( PubMed, DOI )

Kenichiro Sakai, Toshitaka Yoshii, Yoshiyasu Arai, Takashi Hirai, Ichiro Torigoe, Hiroyuki Inose, Masaki Tomori, Kyohei Sakaki, Masato Yuasa, Tsuyoshi Yamada, Yu Matsukura, Takuya Oyaizu, Shingo Morishita, Atsushi Okawa. K-Line Tilt is a Predictor of Postoperative Kyphotic Deformity After Laminoplasty for Cervical Myelopathy Caused by Ossification of the Posterior Longitudinal Ligament. Global Spine J. 2023.05; 13 (4): 1005-1010. ( PubMed, DOI )

Takuya Takahashi, Takashi Hirai, Toshitaka Yoshii, Hiroyuki Inose, Masato Yuasa, Yu Matsukura, Shingo Morishita, Yutaka Kobayashi, Kurando Utagawa, Atsuyuki Kawabata, Jun Hashimoto, Tomoyuki Tanaka, Takayuki Motoyoshi, Motonori Hashimoto, Shigenori Kawabata, Atsushi Okawa. Risk factors for recurrence and regrowth of spinal schwannoma. J Orthop Sci. 2023.05; 28 (3): 554-559. ( PubMed, DOI )

Takashi Hirai, Toshitaka Yoshii, Hiroyuki Inose, Yu Matsukura, Yuki Funauchi, Satoru Egawa, Kurando Utagawa, Jun Hashimoto, Mariko Nishizawa, Kohei Yamamoto, Atsushi Okawa. Intraosseous Aggressive Schwannoma in the Lumbar Spine: A Case Report. Spine Surg Relat Res. 2023.05; 7 (3): 288-292. ( PubMed, DOI )

Kenichiro Sakai, Toshitaka Yoshii, Yoshiyasu Arai, Takashi Hirai, Ichiro Torigoe, Hiroyuki Inose, Masaki Tomori, Kyohei Sakaki, Yu Matsukura, Atsushi Okawa. Impact of preoperative cervical sagittal alignment for cervical myelopathy caused by ossification of the posterior longitudinal ligament on surgical treatment. J Orthop Sci. 2022.11; 27 (6): 1208-1214. ( PubMed, DOI )

Kenichiro Sakai, Toshitaka Yoshii, Yoshiyasu Arai, Takashi Hirai, Ichiro Torigoe, Hiroyuki Inose, Masaki Tomori, Kyohei Sakaki, Masato Yuasa, Tsuyoshi Yamada, Yu Matsukura, Takuya Oyaizu, Shingo Morishita, Atsushi Okawa. A comparative study of surgical outcomes between anterior cervical discectomy with fusion and selective laminoplasty for cervical spondylotic myelopathy. J Orthop Sci. 2022.11; 27 (6): 1228-1233. ( PubMed, DOI )

Toshitaka Yoshii, Shingo Morishita, Satoru Egawa, Kenichiro Sakai, Kazuo Kusano, Shunji Tsutsui, Takashi Hirai, Yu Matsukura, Kanichiro Wada, Keiichi Katsumi, Masao Koda, Atsushi Kimura, Takeo Furuya, Satoshi Maki, Narihito Nagoshi, Norihiro Nishida, Yukitaka Nagamoto, Yasushi Oshima, Kei Ando, Hiroaki Nakashima, Masahiko Takahata, Kanji Mori, Hideaki Nakajima, Kazuma Murata, Masayuki Miyagi, Takashi Kaito, Kei Yamada, Tomohiro Banno, Satoshi Kato, Tetsuro Ohba, Satoshi Inami, Shunsuke Fujibayashi, Hiroyuki Katoh, Haruo Kanno, Hiroshi Taneichi, Shiro Imagama, Yoshiharu Kawaguchi, Katsushi Takeshita, Morio Matsumoto, Masashi Yamazaki, Atsushi Okawa. Prospective Investigation of Surgical Outcomes after Anterior Decompression with Fusion and Laminoplasty for the Cervical Ossification of the Posterior Longitudinal Ligament: A Propensity Score Matching Analysis. J Clin Med. 2022.11; 11 (23): 7012. ( PubMed, DOI )

Kenichiro Sakai, Toshitaka Yoshii, Yoshiyasu Arai, Ichiro Torigoe, Hiroyuki Inose, Masaki Tomori, Takashi Hirai, Kyohei Sakaki, Yu Matsukura, Atsushi Okawa. Early Experiences of One-Level Total Disc Replacement (Prestige LP) in Japan: A Comparison of Short-Term Outcomes with Anterior Cervical Discectomy with Fusion. Spine Surg Relat Res. 2022.11; 6 (6): 581-588. ( PubMed, DOI )

Narihito Nagoshi, Toshitaka Yoshii, Satoru Egawa, Kenichiro Sakai, Kazuo Kusano, Shunji Tsutsui, Takashi Hirai, Yu Matsukura, Kanichiro Wada, Keiichi Katsumi, Masao Koda, Atsushi Kimura, Takeo Furuya, Satoshi Maki, Norihiro Nishida, Yukitaka Nagamoto, Yasushi Oshima, Kei Ando, Hiroaki Nakashima, Masahiko Takahata, Kanji Mori, Hideaki Nakajima, Kazuma Murata, Masayuki Miyagi, Takashi Kaito, Kei Yamada, Tomohiro Banno, Satoshi Kato, Tetsuro Ohba, Satoshi Inami, Shunsuke Fujibayashi, Hiroyuki Katoh, Haruo Kanno, Kota Watanabe, Hiroshi Taneichi, Shiro Imagama, Yoshiharu Kawaguchi, Katsushi Takeshita, Masaya Nakamura, Morio Matsumoto, Masashi Yamazaki, Atsushi Okawa. Clinical Indicators of Surgical Outcomes After Laminoplasty for Patients With Cervical Ossification of the Posterior Longitudinal Ligament: A Prospective Multicenter Study. Spine (Phila Pa 1976). 2022.08; 47 (15): 1077-1083. ( PubMed, DOI )

Toshitaka Yoshii, Takashi Hirai, Satoru Egawa, Motonori Hashimoto, Yu Matsukura, Hiroyuki Inose, Nobuo Sanjo, Takanori Yokota, Atsushi Okawa. Case Report: Dural Dissection With Ventral Spinal Fluid-Filled Collection in Superficial Siderosis: Insights Into the Pathology From Anterior-Approached Surgical Cases. Front Neurol. 2022.07; 13 919280. ( PubMed, DOI )

Shingo Morishita, Toshitaka Yoshii, Hiroyuki Inose, Takashi Hirai, Yu Matsukura, Takahisa Ogawa, Kiyohide Fushimi, Junya Katayanagi, Tetsuya Jinno, Atsushi Okawa. Perioperative Complications of Anterior Decompression with Fusion in Degenerative Cervical Myelopathy-A Comparative Study between Ossification of Posterior Longitudinal Ligament and Cervical Spondylotic Myelopathy Using a Nationwide Inpatient Database. J Clin Med. 2022.06; 11 (12): 3398. ( PubMed, DOI )

Takashi Hirai, Toshitaka Yoshii, Jun Hashimoto, Shuta Ushio, Kanji Mori, Satoshi Maki, Keiichi Katsumi, Narihito Nagoshi, Kazuhiro Takeuchi, Takeo Furuya, Kei Watanabe, Norihiro Nishida, Soraya Nishimura, Kota Watanabe, Takashi Kaito, Satoshi Kato, Katsuya Nagashima, Masao Koda, Hiroaki Nakashima, Shiro Imagama, Kazuma Murata, Yuji Matsuoka, Kanichiro Wada, Atsushi Kimura, Tetsuro Ohba, Hiroyuki Katoh, Masahiko Watanabe, Yukihiro Matsuyama, Hiroshi Ozawa, Hirotaka Haro, Katsushi Takeshita, Morio Matsumoto, Masaya Nakamura, Satoru Egawa, Yu Matsukura, Hiroyuki Inose, Atsushi Okawa, Masashi Yamazaki, Yoshiharu Kawaguchi. Clinical Characteristics of Patients with Ossification of the Posterior Longitudinal Ligament and a High OP Index: A Multicenter Cross-Sectional Study (JOSL Study). J Clin Med. 2022.06; 11 (13): 3694. ( PubMed, DOI )

Shingo Morishita, Toshitaka Yoshii, Hiroyuki Inose, Takashi Hirai, Masato Yuasa, Yu Matsukura, Takahisa Ogawa, Kiyohide Fushimi, Atsushi Okawa, Takeo Fujiwara. Comparison of perioperative complications in anterior decompression with fusion and posterior decompression with fusion for thoracic ossification of the posterior longitudinal ligament -a retrospective cohort study using a nationwide inpatient database. J Orthop Sci. 2022.05; 27 (3): 600-605. ( PubMed, DOI )

Hiroyuki Inose, Tsuyoshi Kato, Masanao Sasaki, Yu Matsukura, Takashi Hirai, Toshitaka Yoshii, Shigenori Kawabata, Akihiro Hirakawa, Atsushi Okawa. Comparison of decompression, decompression plus fusion, and decompression plus stabilization: a long-term follow-up of a prospective, randomized study. Spine J. 2022.05; 22 (5): 747-755. ( PubMed, DOI )

Kanji Mori, Toshitaka Yoshii, Satoru Egawa, Kenichiro Sakai, Kazuo Kusano, Shunji Tsutsui, Takashi Hirai, Yu Matsukura, Kanichiro Wada, Keiichi Katsumi, Masao Koda, Atsushi Kimura, Takeo Furuya, Satoshi Maki, Narihito Nagoshi, Norihiro Nishida, Yukitaka Nagamoto, Yasushi Oshima, Kei Ando, Hiroaki Nakashima, Masahiko Takahata, Hideaki Nakajima, Kazuma Murata, Masayuki Miyagi, Takashi Kaito, Kei Yamada, Tomohiro Banno, Satoshi Kato, Tetsuro Ohba, Satoshi Inami, Shunsuke Fujibayashi, Hiroyuki Katoh, Haruo Kanno, Hiroshi Taneichi, Shiro Imagama, Yoshiharu Kawaguchi, Katsushi Takeshita, Morio Matsumoto, Masashi Yamazaki, Atsushi Okawa. Impact of obesity on cervical ossification of the posterior longitudinal ligament: a nationwide prospective study. Sci Rep. 2022.05; 12 (1): 8884. ( PubMed, DOI )

Reina Miyamoto, Takashi Hirai, Toshitaka Yoshii, Hiroaki Onuma, Hiroyuki Inose, Masato Yuasa, Yu Matsukura, Shingo Morishita, Kouhei Yamamoto, Hirotaka Koyanagi, Shingo Sato, Kazuyoshi Yagishita, Atsushi Okawa. Surgical Strategy for Osteoid Osteoma Localized in Anterior Lumbar Vertebral Body: A Case Report. Spine Surg Relat Res. 2022.02; 6 (4): 408-411. ( PubMed, DOI )

Jun Hashimoto, Toshitaka Yoshii, Kenichiro Sakai, Takashi Hirai, Masato Yuasa, Hiroyuki Inose, Atsuyuki Kawabata, Kurando Utagawa, Yu Matsukura, Masaki Tomori, Ichiro Torigoe, Tsuyoshi Yamada, Kazuo Kusano, Kazuyuki Otani, Satoshi Sumiya, Fujiki Numano, Kazuyuki Fukushima, Shoji Tomizawa, Yoshiyasu Arai, Shigeo Shindo, Atsushi Okawa. Impact of body mass index on surgical outcomes and complications in adult spinal deformity. J Orthop Sci. 2022.01; 27 (1): 89-94. ( PubMed, DOI )

Osamu Shirado, Yoshiyasu Arai, Tetsuhiro Iguchi, Shiro Imagama, Mamoru Kawakami, Takuya Nikaido, Tadanori Ogata, Sumihisa Orita, Daisuke Sakai, Kimiaki Sato, Masahiko Takahata, Katsushi Takeshita, Takashi Tsuji, Structured abstract preparation team. Formulation of Japanese Orthopaedic Association (JOA) clinical practice guideline for the management of low back pain- the revised 2019 edition. J Orthop Sci. 2022.01; 27 (1): 3-30. ( PubMed, DOI )

Hiroyuki Inose, Tsuyoshi Kato, Shinichi Shirasawa, Shinji Takahashi, Masatoshi Hoshino, Yu Yamato, Yu Matsukura, Takashi Hirai, Toshitaka Yoshii, Atsushi Okawa. Time Course of Acute Vertebral Fractures: A Prospective Multicenter Cohort Study. J Clin Med. 2021.12; 10 (24): 5961. ( PubMed, DOI )

Motoyoshi Takayuki, Hirai Takashi, Yoshii Toshitaka, Inose Hiroyuki, Matsukura Yu, Egawa Satoru, Kobayashi Yutaka, Utagawa Kurando, Hashimoto Jun, Kawabata Atsuyuki, Takahashi Takuya, Tanaka Tomoyuki, Okawa Atsushi. Association between diffuse idiopathic skeletal hyperostosis and thoracic kyphosis in patients with cervical myelopathy: a retrospective observational study. BMC Musculoskelet Disord. 2021.11; 22 (1): 964. ( PubMed, DOI )

Takashi Hirai, Toshitaka Yoshii, Kenichiro Sakai, Hiroyuki Inose, Masato Yuasa, Tsuyoshi Yamada, Yu Matsukura, Shuta Ushio, Shingo Morishita, Satoru Egawa, Hiroaki Onuma, Yutaka Kobayashi, Kurando Utagawa, Jun Hashimoto, Atsuyuki Kawabata, Tomoyuki Tanaka, Takayuki Motoyoshi, Takuya Takahashi, Motonori Hashimoto, Kentaro Sakaeda, Tsuyoshi Kato, Yoshiyasu Arai, Shigenori Kawabata, Atsushi Okawa. Anterior Cervical Corpectomy with Fusion versus Anterior Hybrid Fusion Surgery for Patients with Severe Ossification of the Posterior Longitudinal Ligament Involving Three or More Levels: A Retrospective Comparative Study. J Clin Med. 2021.11; 10 (22): 5315. ( PubMed, DOI )

Yu Matsukura, Toshitaka Yoshii, Shingo Morishita, Kenichiro Sakai, Takashi Hirai, Masato Yuasa, Hiroyuki Inose, Atsuyuki Kawabata, Kurando Utagawa, Jun Hashimoto, Masaki Tomori, Ichiro Torigoe, Tsuyoshi Yamada, Kazuo Kusano, Kazuyuki Otani, Satoshi Sumiya, Fujiki Numano, Kazuyuki Fukushima, Shoji Tomizawa, Satoru Egawa, Yoshiyasu Arai, Shigeo Shindo, Atsushi Okawa. Comparison of Lateral Lumbar Interbody Fusion and Posterior Lumbar Interbody Fusion as Corrective Surgery for Patients with Adult Spinal Deformity-A Propensity Score Matching Analysis. Journal of Clinical Medicine. 2021.10; 10 (20): 4737. ( PubMed, DOI )

Soraya Nishimura, Takashi Hirai, Narihito Nagoshi, Toshitaka Yoshii, Jun Hashimoto, Kanji Mori, Satoshi Maki, Keiichi Katsumi, Kazuhiro Takeuchi, Shuta Ushio, Takeo Furuya, Kei Watanabe, Norihiro Nishida, Takashi Kaito, Satoshi Kato, Katsuya Nagashima, Masao Koda, Hiroaki Nakashima, Shiro Imagama, Kazuma Murata, Yuji Matsuoka, Kanichiro Wada, Atsushi Kimura, Tetsuro Ohba, Hiroyuki Katoh, Masahiko Watanabe, Yukihiro Matsuyama, Hiroshi Ozawa, Hirotaka Haro, Katsushi Takeshita, Yu Matsukura, Hiroyuki Inose, Masashi Yamazaki, Kota Watanabe, Morio Matsumoto, Masaya Nakamura, Atsushi Okawa, Yoshiharu Kawaguchi. Association between Severity of Diffuse Idiopathic Skeletal Hyperostosis and Ossification of Other Spinal Ligaments in Patients with Ossification of the Posterior Longitudinal Ligament. J Clin Med. 2021.10; 10 (20): 4690. ( PubMed, DOI )

Takashi Hirai, Takuya Takahashi, Tomoyuki Tanaka, Takayuki Motoyoshi, Yu Matsukura, Masato Yuasa, Hiroyuki Inose, Toshitaka Yoshii, Atsushi Okawa. Intradiscal Injection With Condoliase (Chondroitin Sulfate ABC Endolyase) For Painful Radiculopathy Caused By Lumbar Disc Herniation Spine Surgery and Related Research. 2021.10; ( DOI )

Takashi Hirai, Takuya Takahashi, Tomoyuki Tanaka, Takayuki Motoyoshi, Yu Matsukura, Masato Yuasa, Hiroyuki Inose, Toshitaka Yoshii, Atsushi Okawa. Intradiscal Injection with Condoliase (Chondroitin Sulfate ABC Endolyase) for Painful Radiculopathy Caused by Lumbar Disc Herniation. Spine Surg Relat Res. 2021.10; 6 (3): 252-260. ( PubMed, DOI )

Hiroyuki Inose, Yutaka Kobayashi, Shingo Morishita, Yu Matsukura, Masato Yuasa, Takashi Hirai, Toshitaka Yoshii, Atsushi Okawa. Application of an index derived from the area under a neutrophil curve as a predictor of surgical site infection after spinal surgery. BMC Surg. 2021.09; 21 (1): 354. ( PubMed, DOI )

Takashi Hirai, Soraya Nishimura, Toshitaka Yoshii, Narihito Nagoshi, Jun Hashimoto, Kanji Mori, Satoshi Maki, Keiichi Katsumi, Kazuhiro Takeuchi, Shuta Ushio, Takeo Furuya, Kei Watanabe, Norihiro Nishida, Kota Watanabe, Takashi Kaito, Satoshi Kato, Katsuya Nagashima, Masao Koda, Hiroaki Nakashima, Shiro Imagama, Kazuma Murata, Yuji Matsuoka, Kanichiro Wada, Atsushi Kimura, Tetsuro Ohba, Hiroyuki Katoh, Masahiko Watanabe, Yukihiro Matsuyama, Hiroshi Ozawa, Hirotaka Haro, Katsushi Takeshita, Morio Matsumoto, Masaya Nakamura, Masashi Yamazaki, Yu Matsukura, Hiroyuki Inose, Atsushi Okawa, Yoshiharu Kawaguchi. Associations between Clinical Findings and Severity of Diffuse Idiopathic Skeletal Hyperostosis in Patients with Ossification of the Posterior Longitudinal Ligament. J Clin Med. 2021.09; 10 (18): 4137. ( PubMed, DOI )

Shingo Morishita, Toshitaka Yoshii, Hiroyuki Inose, Takashi Hirai, Masato Yuasa, Yu Matsukura, Takahisa Ogawa, Kiyohide Fushimi, Atsushi Okawa, Takeo Fujiwara. Comparison of Perioperative Complications in Anterior Decompression With Fusion and Posterior Decompression With Fusion for Cervical Spondylotic Myelopathy: Propensity Score Matching Analysis Using a Nationwide Inpatient Database. Clin Spine Surg. 2021.08; 34 (7): E425-E431. ( PubMed, DOI )

Kenichiro Sakai, Takashi Hirai, Yoshiyasu Arai, Hidetsugu Maehara, Ichiro Torigoe, Hiroyuki Inose, Masaki Tomori, Kyohei Sakaki, Masato Yuasa, Yu Matsukura, Takuya Oyaizu, Shingo Morishita, Toshitaka Yoshii, Atsushi Okawa. Laminar Closure in Double-door Laminoplasty for Cervical Spondylotic Myelopathy with Nonkyphotic Alignment. Spine (Phila Pa 1976). 2021.08; 46 (15): 999-1006. ( PubMed, DOI )

Hiroyuki Inose, Tsuyoshi Kato, Hiroaki Onuma, Shingo Morishita, Yu Matsukura, Masato Yuasa, Takashi Hirai, Toshitaka Yoshii, Atsushi Okawa. Predictive Factors Affecting Surgical Outcomes in Patients with Degenerative Lumbar Spondylolisthesis. Spine (Phila Pa 1976). 2021.05; 46 (9): 610-616. ( PubMed, DOI )

Atsuyuki Kawabata, Toshitaka Yoshii, Kenichiro Sakai, Takashi Hirai, Masato Yuasa, Hiroyuki Inose, Yu Matsukura, Shingo Morishita, Masaki Tomori, Ichiro Torigoe, Kazuo Kusano, Kazuyuki Otani, Yoshiyasu Arai, Shigeo Shindo, Atsushi Okawa. Sagittal alignment changes and postoperative complications following surgery for adult spinal deformity in patients with Parkinson's disease: a multi-institutional retrospective cohort study. BMC Musculoskelet Disord. 2021.04; 22 (1): 357. ( PubMed, DOI )

Kenichiro Sakai, Toshitaka Yoshii, Yoshiyasu Arai, Takashi Hirai, Ichiro Torigoe, Hiroyuki Inose, Masaki Tomori, Kyohei Sakaki, Masato Yuasa, Tsuyoshi Yamada, Yu Matsukura, Takuya Oyaizu, Shingo Morishita, Atsushi Okawa. A Prospective Cohort Study of Dysphagia After Subaxial Cervical Spine Surgery. Spine (Phila Pa 1976). 2021.04; 46 (8): 492-498. ( PubMed, DOI )

Takashi Hirai, Toshitaka Yoshii, Hiroyuki Inose, Masato Yuasa, Yu Matsukura, Shingo Morishita, Hiroaki Onuma, Tomoyuki Tanaka, Atsushi Okawa. Ann Case Rep, an open access journal Annals of Case Reports Case Report Cauda Equina Caused by Lumbar Canal Stenosis Following Intradical Injection of Condoliase: Case Report Annals of Medicine. 2021.03; 6 (2): 1-3. ( DOI )

Kawabata A, Yoshii T, Sakai K, Hirai T, Yuasa M, Inose H, Utagawa K, Hashimoto J, Matsukura Y, Tomori M, Torigoe I, Kusano K, Otani K, Mizuno K, Satoshi S, Kazuyuki F, Tomizawa S, Arai Y, Shindo S, Okawa A. Identification of Predictive Factors for Mechanical Complications After Adult Spinal Deformity Surgery: A Multi-Institutional Retrospective Study. Spine (Phila Pa 1976). 2020.09; 45 (17): 1185-1192. ( PubMed, DOI )

Yamada Tsuyoshi, Yoshii Toshitaka, Matsukura Yu, Oyaizu Takuya, Yuasa Masato, Hirai Takashi, Sakaki Kyohei, Inose Hiroyuki, Torigoe Ichiro, Sakai Kenichiro, Okawa Atsushi, Arai Yoshiyasu. Retrospective analysis of surgical outcomes for atlantoaxial subluxation JOURNAL OF ORTHOPAEDIC SURGERY AND RESEARCH. 2019.03; 14 (1): 75. ( PubMed, DOI )

Kawabata Atsuyuki, Sakai Kenichiro, Sato Hirokazu, Sasaki Shinichi, Torigoe Ichiro, Tomori Masaki, Yuasa Masato, Matsukura Yu, Arai Yoshiyasu. Methicillin-Resistant Staphylococcus aureus Nasal Swab and Suction Drain Tip Cultures in 4573 Spinal Surgeries Efficacy in Management of Surgical Site Infections SPINE. 2018.04; 43 (7): E430-E435. ( PubMed, DOI )

Katagiri Kenta, Yu Matsukura, Takeshi Muneta, Nobutake Ozeki, Mitsuru Mizuno, Hisako Katano, Ichiro Sekiya.. Fibrous synovium releases higher numbers of mesenchymal stem cells than adipose synovium in a suspended synovium culture model. Arthroscopy. 2017.04; 33 (4): 800-810. ( PubMed )

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 )

Ohara Toshiyuki, Muneta Takeshi, Nakagawa Yusuke, Matsukura Yu, Ichinose Shizuko, Koga Hideyuki, Tsuji Kunikazu, Sekiya Ichiro. 初代滑膜間葉系幹細胞において低酸素条件は軟骨形成能を伴うコロニー形成率上昇を通じて増殖を促進させる(Hypoxia enhances proliferation through increase of colony formation rate with chondrogenic potential in primary synovial mesenchymal stem cells) Journal of Medical and Dental Sciences. 2016.12; 63 (4): 61-70. ( ichushi )

Miyatake Kazumasa, Muneta Takeshi, Ojima Miyoko, Yamada Jun, Matsukura Yu, Abula Kahaer, Sekiya Ichiro, Tsuji Kunikazu. Coordinate and synergistic effects of extensive treadmill exercise and ovariectomy on articular cartilage degeneration BMC MUSCULOSKELETAL DISORDERS. 2016.05; 17 238. ( PubMed, DOI )

Ohara T, Muneta T, Nakagawa Y, Matsukura Y, Ichinose S, Koga H, Tsuji K, Sekiya I. <Original Article>Hypoxia enhances proliferation through increase of colony formation rate with chondrogenic potential in primary synovial mesenchymal stem cells. Journal of medical and dental sciences. 2016; 63 (4): 61-70. ( PubMed, DOI )

Abula Kahaer, Muneta Takeshi, Miyatake Kazumasa, Yamada Jun, Matsukura Yu, Inoue Makiko, Sekiya Ichiro, Graf Daniel, Economides Aris N., Rosen Vicki, Tsuji Kunikazu. Elimination of BMP7 from the developing limb mesenchyme leads to articular cartilage degeneration and synovial inflammation with increased age FEBS LETTERS. 2015.05; 589 (11): 1240-1248. ( PubMed, DOI )

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

Matsukura Yu, Muneta Takeshi, Tsuji Kunikazu, Koga Hideyuki, Sekiya Ichiro. Mesenchymal Stem Cells in Synovial Fluid Increase After Meniscus Injury (vol 472, pg 1357, 2014) CLINICAL ORTHOPAEDICS AND RELATED RESEARCH. 2014.03; 472 (3): 1049. ( DOI )

Yamada Jun, Tsuji Kunikazu, Miyatake Kazumasa, Matsukura Yu, Abula Kahaer, Inoue Makiko, Sekiya Ichiro, Muneta Takeshi. Follistatin alleviates synovitis and articular cartilage degeneration induced by carrageenan. Int J Inflam. 2014; 2014 959271. ( PubMed, DOI )

Miyatake K, Tsuji K, Yamaga M, Yamada J, Matsukura Y, Abula K, Sekiya I, Muneta T. Human YKL39 (chitinase 3-like protein 2), an osteoarthritis-associated gene, enhances proliferation and type II collagen expression in ATDC5 cells. Biochemical and biophysical research communications. 2013.02; 431 (1): 52-7. ( PubMed, DOI )

Yu Matsukura, Toshitaka Yoshii, Hiroyuki Inose, Takashi Hirai, Satoru Egawa, Kentaro Yamada, Jun Hashimoto, Kurando Utagawa, Yuri Tamura, Go Uesugi , Atsushi Okawa . Investigation of Risk Factors of C5 Palsy After Anterior Cervical Spine Surgery. 51st Annual Meeting of the Cervical Spine Research Society (CSRS) 2023.11.30 Las Vegas

Yamada K, Yoshii T, Toba M, Egawa S, Matsukura Y, Hirai T, Inose H, Fushimi K, Okawa A. Risk factors for postoperative unexpected ambulatory status after spinal surgery for metastatic spinal tumor.. ISSLS 2023 SPINE WEEK 2023.05.04 Melbourne

Yu Matsukura, Toshitaka Yoshii, Hiroyuki Inose, Takashi Hirai, Satoru Egawa, Kentaro Yamada, Jun Hashimoto, Kurando Utagawa, Yuri Tamura, Go Uesugi , Atsushi Okawa. Investigation of risk factors of C5 palsy after anterior cervical spine surgery. 13th Annual Meeting of CSRS-AP 2023.03.11 Yokohama

Kentaro Yamada, Toshitaka Yoshii, Mikayo Toba, Satoru Egawa, Yu Matsukura, Takashi Hirai, Hiroyuki Inose, Kiyohide Fushimi, Atsushi Okawa. Risk factors for postoperative unexpected ambulatory status after spinal surgery for metastatic spinal tumor. 13th Annual Meeting of CSRS-AP 2023.03.11 Yokohama

Yu Matsukrua, et al. A Multicenter Prospective Study of Surgical Outcomes for Cervical Posterior Longitudinal Ligament Ossification Focusing on the Duration of Symptoms. The 51st Annual Meeting of the Japanese Society for Spine Surgery and Related Research 2022.04.21 Yokohama

橋本 淳, 川端 茂徳, 星野 優子, 関原 謙介, 足立 善昭, 渡部 泰士, 宮野 由貴, 森下 真伍, 松倉 遊, 湯浅 将人, 平井 高志, 猪瀬 弘之, 吉井 俊貴, 大川 淳. 神経磁界計測(脊磁図)による健常者胸髄神経活動の非侵襲的機能評価. 第50回日本脊椎脊髄病学会学術集会 2021.04.22 京都

Toshiyuki Ohara,Takeshi Muneta, Yusuke Nakagawa, Yu Matsukura, Kunikazu Tsuji, Ichiro Sekiya. Hypoxia enhances proliferation with chondrogenic potential in primary synovial MSCs. Orthopaedic Research Society 2015 Annual Meeting 2016.03.05

Miyatake Kazumasa,Tsuji Kunikazu,Yamada Jun,Matsukura Yu,Abula Kahaer,Arai Yoshinori,Sekiya Ichiro,Muneta Takeshi. Articular cartilage degeneration and synovitis observed in the ovariectomized mice are greatly exacerbated by forced running. 2013　ORS 2013.01.26 San Antonio

J Yamada,K Tsuji,K Miyatake,Y Matsukura,A Kahar,Y Arai,I Sekiya,T Muneta. Forced running (60km in 6wks) reverses bone and articular cartilage degeneration induced by ovariectomy in C57Bl/6 mice. 2013 ORS 2013.01.26 San Antonio

Kahaer Abula, Takeshi Muneta, Mika Yamaga, Kazumasa Miyatake, Jun Yamada, Yu Matsukura, Ichiro Sekiya, and Kunikazu Tsuji. Endogenous BMP7 activity is prerequisite for postnatal joint homeostasis . The 27th Annual Research Meeting of The Japanese Orthopedic Association 2012.10.27 Nagoya, Japan

Kahaer Abula, Takeshi Muneta,　Mika Yamaga, Kazumasa Miyatake, Jun Yamada, Yu Matsukura, Ichiro Sekiya, and Kunikazu Tsuji. Endogenous BMP7 activity is prerequisite for postnatal joint homeostasis. The American Society for Bone and Mineral Research’s 2012 Annual Meeting 2012.10.13 Minneapolis, US

Miyatake, Tsuji, Yamada, Kahaer, Matsukura, Sekiya, Muneta. Articular cartilage degradation induced by extensive treadmill exercise is greatly exacerbated by estrogen depletion in mice. 2013　OARSI 2012.04.26 Barcelona

Tsuji, K., Yamada, J., Miyatake, K., Abula, K., Matsukura, Y., Sekiya, I., and Muneta, T. Follistatin alleviates synovitis and articular cartilage degradation induced by carrageenan in mice. World Congress on Osteoarthritis, Barcelona’s International Convention Centre 2012.04.26 Barcelona, Spain

Kahaer Abula, Takeshi Muneta, Mika Yamaga, Kazumasa Miyatake, Jun Yamada, Yu Matsukura, Ichiro Sekiya, and Kunikazu Tsuji. BMP7 is prerequisite for postnatal joint homeostasis. The 25th Annual Meeting of The Japanese Society of Cartilage Metabolism 2012.03.09 Nagoya, Japan

Kahaer Abula, Takeshi Muneta, Mika Yamaga, Kazumasa Miyatake, Jun Yamada, Yu Matsukura, Ichiro Sekiya, and Kunikazu Tsuji. BMP7 is prerequisite for postnatal joint homeostasis. The 6th Global COE International Symposium 2012.01.23 Tokyo, Japan