June 28, 2022

The influence of COVID-19 pandemic on the incidence of knee pain and physical activity level in children and adolescents in Japan: A prospective observation study

  • Manato Horii,
  • Ryuichiro Akagi,
  • Seiji Kimura,
  • ...
  • Satoshi Yamaguchi,
  • Takahisa Sasho,
  • Seiji Ohtori
Published online: June 28, 2022

June 27, 2022

Questionnaire survey about the effects of new lifestyles during the pandemic of COVID-19 on upper limb diseases

  • Katsuyuki Iwatsuki,
  • Hiroyuki Hashizume,
  • Yuki Hara,
  • ...
  • Yuichiro Matsui,
  • Hisao Ishii,
  • Hitoshi Hirata
Published online: June 27, 2022

June 9, 2022

Validity and reliability of the Persian version of self-administered foot evaluation questionnaire (SAFE-Q) in people with foot orthopedic problems

  • Lobaneh Janbazi,
  • Hawre Morovati,
  • Gholam Reza Raissi,
  • Bijan Forogh,
  • Masumeh Bagherzadeh Cham
Published online: June 09, 2022

June 8, 2022

Scrotal pain of a patient with ankylosing spondylitis successfully treated with TNF-alpha inhibitor: a case report

  • Hisataka Suzuki,
  • Takeru Tsujimoto,
  • Masahiro Ota,
  • ...
  • Tomoyuki Hashimoto,
  • Norimasa Iwasaki,
  • Masahiro Kanayama
Published online: June 08, 2022

Predictive factors for discharge destination after total hip arthroplasty

  • Hirokazu Iwata,
  • Kosuke Sakata,
  • Hozo Matsuoka,
  • ...
  • Shigeko Nakamura,
  • Junzo Hayashi,
  • Tsuyoshi Nakai
Published online: June 08, 2022

June 7, 2022

Bilateral fragility femoral supracondylar fractures in adolescents due to long-term home stay during the COVID-19 pandemic: A case report

  • Hyonmin Choe,
  • Naomi Kobayashi,
  • Masatoshi Oba,
  • ...
  • Akira Morita,
  • Koki Abe,
  • Yutaka Inaba
Published online: June 07, 2022

Clinical outcome and repair integrity after arthroscopic full-thickness rotator cuff repair: Triple-row versus suture-bridge techniques

  • Yukihiro Kajita,
  • Yusuke Iwahori,
  • Yohei Harada,
  • Ryosuke Takahashi,
  • Ryosuke Sagami,
  • Masataka Deie
Published online: June 07, 2022

June 6, 2022

What is the best way for an inexperienced surgeon to learn total ankle arthroplasty?

  • Hiroaki Kurokawa,
  • Akira Taniguchi,
  • Takuma Miyamoto,
  • Yasuhito Tanaka
Published online: June 06, 2022

June 5, 2022

Development of locomotive syndrome in elderly population after COVID-19 outbreak: A population-based cross-sectional study with over 12,000 participants

  • Hidetomi Terai,
  • Koji Tamai,
  • Shinji Takahashi,
  • ...
  • Yusuke Hori,
  • Yuto Kobayashi,
  • Hiroaki Nakamura
Published online: June 05, 2022
Open Access

May 26, 2022

Botulinum toxin type A for lower limb lengthening and deformity correction: A systematic review and meta-analysis

  • Abdullah A. Ghaddaf,
  • Jawaher F. Alsharef,
  • Mohammed S. Alomari,
  • ...
  • Ahmed S. Abdulhamid,
  • Mohammed S. Alshehri,
  • Majed Alosaimi
Published online: May 26, 2022

May 24, 2022

Post-laminectomy cervical flexion myelopathy and its possible pathomechanism: A case report

  • Kohei Takahashi,
  • Shinji Ogawa,
  • Shuji Isefuku,
  • Ko Hashimoto,
  • Toshimi Aizawa
Published online: May 24, 2022

May 23, 2022

Japanese Orthopaedic Association (JOA) Clinical practice guidelines on the Management of Cervical Spondylotic Myelopathy,2020 – Secondary publication

  • Masahiko Watanabe,
  • Hirotaka Chikuda,
  • Yasushi Fujiwara,
  • ...
  • Norimitsu Wakao,
  • Toshitaka Yoshii,
  • Toshihiko Taguchi
Published online: May 23, 2022

May 19, 2022

Japanese Orthopaedic Association (JOA) clinical practice guidelines on the management of lumbar spinal stenosis, 2021 - Secondary publication

  • Mamoru Kawakami,
  • Katsushi Takeshita,
  • Gen Inoue,
  • ...
  • Hiroshi Yamada,
  • Kota Watanabe
  • Structured abstract preparation team
Published online: May 19, 2022
Open Access

May 15, 2022

May 12, 2022

Trans patellar tendon sagittal tibial cut for lateral unicompartmental knee arthroplasty-location of the split- CT simulation study

  • Daiya Kitazawa,
  • Takafumi Hiranaka,
  • Rika Shigemoto,
  • Kensuke Anjiki,
  • Takaaki Fujishiro,
  • Koji Okamoto
Published online: May 12, 2022

Clinical prediction rule for locomotive syndrome in older adults: A decision tree model

  • Shigeharu Tanaka,
  • Hungu Jung,
  • Shunsuke Yamashina,
  • Yu Inoue,
  • Noriko Nakashima,
  • Ryo Tanaka
Published online: May 12, 2022
Open Access

May 11, 2022

Total hip arthroplasty and autologous bone grafting for treating bilateral osteonecrosis of the acetabulum: A case report

  • Keiji Otaka,
  • Yusuke Osawa,
  • Taisuke Seki,
  • Hidenori Inoue,
  • Shiro Imagama
Published online: May 11, 2022

May 7, 2022

April 28, 2022

Oncological and functional outcomes of planned and unplanned excision of soft tissue sarcoma: A retrospective study

  • Atsushi Mihara,
  • Ryuta Iwanaga,
  • Keiichi Muramatsu,
  • Koichiro Ihara,
  • Takashi Sakai
Published online: April 28, 2022

April 27, 2022

Double-layered reconstruction of the posterior capsule in a recalcitrant Baker's cyst: A case report

  • Chin-Kai Huang,
  • Chih-Kai Hong,
  • Fa-Chuan Kuan,
  • Wei-Ren Su,
  • Kai-Lan Hsu
Published online: April 27, 2022

April 24, 2022

Is grip strength useful in screening to predict the severity of locomotive syndrome?

  • Takaomi Kobayashi,
  • Tadatsugu Morimoto,
  • Rei Ono,
  • Koji Otani,
  • Masaaki Mawatari
Published online: April 24, 2022

April 22, 2022

An unresectable osteoblastoma of the axis controlled with denosumab

  • Kensaku Yamaga,
  • Satoshi Kuwamoto,
  • Shinji Tanishima,
  • ...
  • Mari Osaki,
  • Masanori Hisaoka,
  • Hideki Nagashima
Published online: April 22, 2022

Pre-existing adjacent level foraminal stenosis does not affect the outcome of a single level lumbar interbody fusion

  • Yukitoshi Shimamura,
  • Masahiro Kanayama,
  • Fumihiro Oha,
  • ...
  • Yuichi Hasegawa,
  • Tsutomu Endo,
  • Tomoyuki Hashimoto
Published online: April 22, 2022

April 20, 2022

Impact of tuberosity treatment in reverse shoulder arthroplasty after proximal humeral fractures: A multicentre study

  • Roberto Marin,
  • Pietro Feltri,
  • Sergio Ferraro,
  • ...
  • Giancarlo De Marinis,
  • Christian Candrian,
  • Michele F. Surace
Published online: April 20, 2022

April 14, 2022

Metabolic syndrome reduces spinal range of motion: The Yakumo study

  • Shunsuke Kanbara,
  • Kei Ando,
  • Kazuyoshi Kobayashi,
  • ...
  • Hiroyuki Tomita,
  • Yukiharu Hasegawa,
  • Shiro Imagama
Published online: April 14, 2022

April 13, 2022

Soft tissue round cell sarcoma of the abdominal wall, with EWSR1-non-ETS fusion (EWSR1-NFATC2 sarcoma): A case report and literature review emphasizing its clinical features

  • Hiroyuki Tsuchie,
  • Michinobu Umakoshi,
  • Tadashi Hasegawa,
  • ...
  • Hiroshi Nanjyo,
  • Akiteru Goto,
  • Naohisa Miyakoshi
Published online: April 13, 2022

April 12, 2022

April 6, 2022

More than 20 years’ follow-up of metatarsal neck shortening oblique osteotomy for rheumatoid forefoot deformity

  • Yumi Nomura,
  • Hajime Ishikawa,
  • Asami Abe,
  • ...
  • Tetsuji Yamamoto,
  • Kiyoshi Nakazono,
  • Akira Murasawa
Published online: April 06, 2022

April 2, 2022

Risk factors for recurrence and regrowth of spinal schwannoma

  • Takuya Takahashi,
  • Takashi Hirai,
  • Toshitaka Yoshii,
  • ...
  • Motonori Hashimoto,
  • Shigenori Kawabata,
  • Atsushi Okawa
Published online: April 02, 2022

March 31, 2022

Low back pain significantly influences locomotive syndrome in older people: Evaluation using the 3-stage categories

  • Hideki Tashi,
  • Kei Watanabe,
  • Mio Yahata,
  • ...
  • Hiroyuki Kawashima,
  • Atsushi Nawata,
  • Kazutoshi Nakamura
Published online: March 31, 2022

Early weight bearing and mobilization decrease perioperative complications in patients after ankle fracture; the retrospective multicenter (TRON group) study

  • Kosuke Bando,
  • Yasuhiko Takegami,
  • Toshihiro Ando,
  • ...
  • Toshifumi Sato,
  • Tomoki Fujita,
  • Shiro Imagama
Published online: March 31, 2022

March 26, 2022

Heterotopic ossification of the elbow exacerbated by revision surgery for ipsilateral proximal humeral fracture: A case report

  • Ryota Okuda,
  • Akihiro Hirakawa,
  • Shingo Komura,
  • Nobuo Terabayashi,
  • Kazu Matsumoto,
  • Haruhiko Akiyama
Published online: March 26, 2022

March 21, 2022

March 18, 2022

Rectangular bone-patellar tendon bone grafts reduce early graft failure in chronic ACL-Deficient knees

  • Yoshinari Tanaka,
  • Yuta Tachibana,
  • Kazutaka Kinugasa,
  • ...
  • Yoshiki Shiozaki,
  • Ryohei Uchida,
  • Shuji Horibe
Published online: March 18, 2022

March 17, 2022

March 16, 2022

Lumbar radiculopathy due to Bertolotti's syndrome: Alternative method to reveal the “hidden zone” — A report of two cases and review of literature

  • Shigeaki Kojo,
  • Kohei Takahashi,
  • Takumi Tsubakino,
  • Ko Hashimoto,
  • Toshimi Aizawa,
  • Yasuhisa Tanaka
Published online: March 16, 2022

March 8, 2022

Facet cysts in the subaxial cervical spine: Case series focused on radiological and histopathological findings with a scoping review

  • Takashi Kusakabe,
  • Takeshi Nakamura,
  • Naoki Morozumi,
  • ...
  • Shigetsune Matsuya,
  • Takahiro Onoki,
  • Toshimi Aizawa
Published online: March 08, 2022

Exercise-induced acute rhabdomyolysis with bilateral gluteal, thigh, and leg compartment syndrome: A case report

  • Hirotaka Oishi,
  • Takuya Numasawa,
  • Shuya Nohmi,
  • ...
  • Tomomi Izawa,
  • Tatsuya Nodagashira,
  • Akihide Konn
Published online: March 08, 2022

March 3, 2022

Evaluating flexibility and predicting curve correction using fulcrum-bending radiographs in Lenke type 2 adolescent idiopathic scoliosis

  • Kei Watanabe,
  • Masayuki Ohashi,
  • Hiroyuki Sekimoto,
  • ...
  • Tatsuo Makino,
  • Kazuhiro Hasegawa,
  • Toru Hirano
Published online: March 03, 2022

March 2, 2022

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