講演・口頭発表等 - 平井　高志

41. Takashi Hirai, Toshitaka Yoshii, Hiroyuki Inose, Masato Yuasa, Shuta Ushio, Shigenori Kawabata, Atsushi Okawa, Kenichiro Sakai. Increase of fusion segment height may impact on postoperative dislodgement of strut after anterior cervical corpectomy with fusion for multilevel OPLL. 10th CSRS-AP 2019 2019.03.14 Yokohama

42. Hiroaki Onuma, Takashi Hirai, Toshitaka Yoshii, Hiroyuki Inose, Masato Yuasa, Atsuyuki Kawabata, Atsushi Okawa . Influence of Segmental Fusion on Postoperative Outcomes of Bone Grafted and Non-bone grafted Double-door Laminoplasty for Treatment of Cervical Spondylotic Myelopathy . 10th CSRS-AP　2019 2019.03.14 Yokohama

43. Toshitaka Yoshii, Shingo Morishita, Takashi Hirai, Kenichiro Sakai, Atsushi Okawa. Perioperative complications of anterior decompression with fusion vs posterior decompression with fusion for the treatment of cervical ossification of the posterior longitudinal ligament: Propensity score matching analysis using a national inpatient database . CSRS-AP　2019 2019.03.14 Yokohama

44. Takashi Hirai，Yoshiharu Kawaguchi, Toshitaka Yoshii，Narihito Nagoshi, Kazuhiro Takeuchi, Kanji Mori, Atsushi Okawa. Prevalence of ossified spinal lesions in patients with ossification of the posterior longitudinal ligament (OPLL)and sex differences in distribution of OPLL:A multicenter cross-sectional study. Orthopaedic Research Society 2019 Annual Meeting 2019.02.02 Austin,TX USA

45. Hiroyuki Inose, Masato Yuasa，Takashi Hirai，Toshitaka Yoshii，Shigenori Kawabata，Atsushi Okawa. The prevalence of sarcopenia among urbandwelling populations and its impact on the results of lumbar spinal surgery . 91st. Annual Meeting of the Japanese Orthopaedic Association 2018.05.24 Kobe, Japan

46. Takashi H, Yatendra M, Spigelman I.. Novel molecular target therapy for neuropathic pain.. 14th UCLA translational frontier reseach note 2018.03.26 Los Angeles, USA

47. Takashi Hirai, Toshitaka Yoshii, Akio Iwanami, Kazuhiro Takeuchi, Kanji Mori, Soraya Nishimura, Masaya Nakamura, Morio Matsumoto, Atsushi Okawa and Yoshiharu Kawaguchi.. Distribution of ossified lesion in patients with severe ossification posterior longitudinal ligament and prevalence of each segment– A Multicenter Study. 9th Annual Meeting of Cervical Spine Research Society Asia Pacific Section 2018.03.22 Delhi, India

48. Onuma H, Hirai T, Yoshii T, Inose H, Yuasa M, Kawabata A, Okawa A. Clinical and Radiologic Outcomes of Bone Grafted and Non-bone grafted Double-door Laminoplasty for Treatment of Cervical Spondylotic Myelopathy: Five-year Follow-up . 9th Annual Meeting of Cervical Spine Research Society Asia Pacific Section 2018.03.22 New Delhi, India

49. Ushio Shuta, Toshitaka Yoshii, Takashi Hirai, Hiroyuki Inose, Masato Yuasa, Shigenori Kawabata, Atsushi Okawa. Investigation on factors related to outcomes in of surgical procedures for cervical spondylotic amyotrophy. 9th Annual Meeting of Cervical Spine Research Society Asia Pacific Section 2018.03.22 New Delhi, India

50. Hirotaka Koyanagi, Toshitaka Yoshii, Takashi Hirai, Shingo Sato, Atsushi Okawa. Treatment of Lumbar Giant Cell Tumor. 108 Military Hospital and 24th Annual Meeting of The Spine Society of HCMC 2017.12.14 Ha Noi, Viet Nam

51. Toshitaka Yoshii, Tsuyoshi Yamada, Takashi Hirai, Kenichiro Sakai, Atsushi Okawa. Tandem Spinal Stenosis in Patients with Symptomatic Cervical Ossificatoin of the Posterior Longitudinal Ligament(OPLL). Cevical Spine Research Society 45th Annual Meeting 2017.11.30 Hollywood, Florida

52. Toshitaka Yoshii, Takashi Hirai, Tsuyoshi Yamada, Akio Iwanami, Kazuhiro Takeuchi, Kanji Mori, Atsushi Okawa, Yoshiharu Kawaguchi . Co-existence of ossification of the nuchal ligament is associated with spinal hyperostosis in patients with cervical ossification of the posterior longitudinal ligament - A Multicenter CT study-. ORS 2017.03.19 San Diego, USA

53. Satoru Egawa, Toshitaka Yoshii, Takashi Hirai, Tsuyoshi Yamada, Hiroyuki Inose, Shigenori Kawabata, Atsushi Okawa. Prevertebral Soft Tissue Swelling (PSTS) of anterior cervical surgery in Ossification of Posterior Longitudinal Ligament Is Higher Than Other Cervical Degenerative Disorders; A Radiographic Analysis.. CSRS-AP 2017 2017.03.09 koube

54. Takashi Hirai, Toshitaka Yoshii, Kenichiro Sakai, Satoru Egawa, Atsushi Okawa. Long-term results of a prospective study of anterior decompression with fusion and posterior decompression with laminoplasty for the treatment of cervical spondylotic myelopathy. CSRS-AP 2017 2017.03.09 koube

55. T Yoshii, T Hirai, K Sakai, A Okawa, K Shinomiya.. A Prospective Comparative Study in Skin Antiseptic Solutions for Posterior Spine Surgeries: Chlorhexidine-Gluconate Ethanol Vs. Povidone-Iodine . 2016 CSRS 2016.11.30 Toronto,Canada

56. T Hirai, T Yoshii, S Egawa, K Shinomiya, A Okawa.. Long-Term Results Of A Prospective Comparative Study Of Anterior Decompression With Fusion (Adf) And Posterior Decompression With Laminoplasty For The Treatment Of Cervical Spondylotic Myelopathy . 2016 CSRS 2016.11.30 Toronto,Canada

57. Hidetoshi Kaburagi, Takashi Hirai, Takanori Yokota, Atsushi Okawa, Mitsuhiro Enomoto. Role of voltage-gated sodium channels and calcium channel subunit alpha-2/delta-1 in the lumbar dorsal root ganglions of persistent peripheral neuropathic pain model mice . Society for Neuroscience 2016Annual Meeting 2016.11.12 San Diego,USA

58. Tsuyoshi Kato , Toshitaka Yoshii , Hiroyuki Inose , Takashi Hirai, Tsuyoshi Yamada, Atsushi Okawa. Pre-vertebroplasty transpedicular “vertebrography” assessment in delayed-union/pseudarthrosis associated with osteoporotic vertebral fracture . ISSLS 2016 Singapore 2016.05.17 Singapore

59. T. Hirai, T Yoshii, A Iwanami, K Takeuchi, K Mori, A Okawa, Y Kawaguchi.. Co-existence of Ossification of the Nuchal Ligament is Associated with Hyperostosis in the Whole Spine in Patients with Cervical Ossification of the Posterior Longitudinal Ligament . CSRS-AP2016 2016.04.21 seoul, Korea

60. T. Hirai, T Yoshii, A Iwanami, K Takeuchi, K Mori, T Yamada, S Nishimura, M Matsumoto, M Nakamura, A Okawa, Y Kawaguchi.. Incidence and Distribution of Ossified Lesions in the Whole Spine of Patients with Cervical Ossification of the Posterior Longitudinal Ligament – A Multicenter Study . CSRS-AP2016 2016.04.21 seoul, Korea