March 23, 2023

Bone-based versus soft-tissue free flaps in lower extremity reconstruction

  • Keisuke Shimbo,
  • Rikuo Shinomiya,
  • Toru Sunagawa,
  • Nobuo Adachi
Published online: March 23, 2023

March 22, 2023

Ossification of the anterior longitudinal ligament affects the severity and distribution of neurological deficits following spinal cord injury without radiological abnormality

  • Atsushi Kimura,
  • Yasuyuki Shiraishi,
  • Hideaki Sawamura,
  • Ryo Sugawara,
  • Hirokazu Inoue,
  • Katsushi Takeshita
Published online: March 22, 2023

March 21, 2023

Low hounsfield unit values at sagittal section on computed tomography predicts vertebral fracture following short spinal fusion

  • Koichi Murata,
  • Shunsuke Fujibayashi,
  • Bungo Otsuki,
  • Takayoshi Shimizu,
  • Shuichi Matsuda
Published online: March 21, 2023

March 16, 2023

Effect of corrective stresses on rods in adult spinal deformity surgery-finite element analysis

  • Koichiro Ide,
  • Kengo Narita,
  • Yu Yamato,
  • ...
  • Keiichi Nakai,
  • Kenta Kurosu,
  • Yukihiro Matsuyama
Published online: March 16, 2023

Associated factors and effects of coronal vertebral wedging angle in thoracic adolescent idiopathic scoliosis

  • Shun Okuwaki,
  • Toshiaki Kotani,
  • Takahiro Sunami,
  • ...
  • Shohei Minami,
  • Seiji Ohtori,
  • Masashi Yamazaki
Published online: March 16, 2023

March 15, 2023

Relationships among hip instability, iliofemoral ligament, and pain in patients with developmental dysplasia of the hip

  • Yusuke Fujiwara,
  • Takeshi Shoji,
  • Yuki Ota,
  • ...
  • Junichi Sumii,
  • Yuji Yasunaga,
  • Nobuo Adachi
Published online: March 15, 2023

Amputation surgery associated with shortened survival in patients with localized soft tissue sarcoma

  • Masatake Matsuoka,
  • Tomohiro Onodera,
  • Isao Yokota,
  • ...
  • Akira Iwata,
  • Eiji Kondo,
  • Norimasa Iwasaki
Published online: March 15, 2023

March 11, 2023

The anatomical relationship between the celiac artery and the median arch ligament in degenerative spinal surgery

  • Yujiro Kagami,
  • Hiroaki Nakashima,
  • Kenyu Ito,
  • ...
  • Naoki Segi,
  • Shiro Imagama,
  • Tokumi Kanemura
Published online: March 11, 2023

Effect of postoperative fracture gap on bone union: A retrospective cohort analysis of simple femoral shaft fractures

  • Tomoo Nakagawa,
  • Takahiro Inui,
  • Kentaro Matsui,
  • ...
  • Taketo Kurozumi,
  • Hirotaka Kawano,
  • Yoshinobu Watanabe
Published online: March 11, 2023

Cross-cultural adaptation and validation of a Spanish version of the self-administered foot evaluation questionnaire (SAFE-Q)

  • Luci M. Motta,
  • Ignacio Manchado,
  • Gustavo Blanco,
  • M. Pino Quintana-Montesdeoca,
  • Laura Garcés,
  • Gerardo L. Garcés
Published online: March 11, 2023

March 10, 2023

Reply to letter to the editor by Yoshii

  • Yoshio Nagayama,
  • Kosuke Ebina,
  • Hideki Tsuboi,
  • Makoto Hirao,
  • Jun Hashimoto,
  • Hideki Yoshikawa,
  • Seiji Okada,
  • Ken Nakata
Published online: March 10, 2023

Total hip arthroplasty improves systemic muscle atrophy in patients with hip osteoarthritis

  • Daigo Morita,
  • Toshiki Iwase,
  • Hiroto Funahashi
Published online: March 10, 2023

March 8, 2023

Reliability and validity of quantitative ultrasound for evaluating patellar alignment: A pilot study

  • Akihiro Asayama,
  • Masashi Taniguchi,
  • Masahide Yagi,
  • ...
  • Momoko Yamagata,
  • Ryusuke Nakai,
  • Noriaki Ichihashi
Published online: March 08, 2023

Risk factors for progression of the severity of locomotive syndrome: A two-year longitudinal observational study

  • Takaomi Kobayashi,
  • Tadatsugu Morimoto,
  • Chisato Shimanoe,
  • Rei Ono,
  • Koji Otani,
  • Masaaki Mawatari
Published online: March 08, 2023

March 7, 2023

Reply to letter to the editor by Sato et al

  • Hirokazu Shoji,
  • Masayuki Ohashi,
  • Yoichi Yajiri,
  • Keitaro Minato,
  • Mio Yahata,
  • Masashi Wakasugi,
  • Kimihiko Sawakami,
  • Kei Watanabe
Published online: March 07, 2023

Long-term outcomes of spine surgery in dialysis patients, focusing on activities of daily living, life expectancy, and the risk factors for postoperative mortality

  • Masayuki Furuya,
  • Yukitaka Nagamoto,
  • Shinya Okuda,
  • ...
  • Yoshifumi Takahashi,
  • Shota Takenaka,
  • Motoki Iwasaki
Published online: March 07, 2023

March 4, 2023

Side-to-side variability in the femoral neck anteversion angle: A study of the Japanese population with osteonecrosis of the femoral head

  • Masahiro Suzuki,
  • Koichi Kinoshita,
  • Tetsuya Sakamoto,
  • ...
  • Kenichiro Doi,
  • Ichiro Yoshimura,
  • Takuaki Yamamoto
Published online: March 04, 2023

March 1, 2023

An appropriate method for predicting the femoral angle on whole-body X-ray images from full-spine X-ray images

  • Kenyu Ito,
  • Hiroaki Nakashima,
  • Yujiro Kagami,
  • ...
  • Yasuhiro Nagatani,
  • Shiro Imagama,
  • Tokumi Kanemura
Published online: March 01, 2023

February 28, 2023

Retrospective analysis of atlantoaxial rotatory fixation describing age distribution and gender ratio in children and adolescents: A preliminary report

  • Yusuke Oshita,
  • Kosuke Takata,
  • Risa Someya,
  • Takeshi Uchikura,
  • Kenji Momo
Published online: February 28, 2023
Open Access

February 27, 2023

Comparisons of ankle arthrodesis with different internal fixation methods in the treatment of post-traumatic osteoarthritis

  • Qiang Xie,
  • Lei Sui,
  • Yupeng Sun,
  • Xiaodong Li,
  • Shibo Liu,
  • Pei Wang
Published online: February 27, 2023

Neurotropin® accelerates peripheral nerve regeneration in a rat sciatic nerve crush injury model

  • Toru Iwahashi,
  • Koji Suzuki,
  • Hiroyuki Tanaka,
  • ...
  • Kunihiro Oka,
  • Tsuyoshi Murase,
  • Seiji Okada
Published online: February 27, 2023
Open Access

February 24, 2023

Medial sesamoid position in moderate to severe hallux valgus: Correlation between three radiographic measurements

  • Seok-Min Hwang,
  • Jong-Soo Lee,
  • Geum-Ho Lee,
  • Hong-Geun Jung
Published online: February 24, 2023

A large preoperative pelvic oblique angle affects perception of leg length discrepancy after total hip arthroplasty

  • Genta Takemoto,
  • Yusuke Osawa,
  • Taisuke Seki,
  • ...
  • Masanori Okamoto,
  • Hiroki Iida,
  • Shiro Imagama
Published online: February 24, 2023

February 21, 2023

Effect of anaesthesia on cemented hemiarthroplasty –A multicentre retrospective study (TRON study)–

  • Shigeto Yamamoto,
  • Yasuhiko Takegami,
  • Katsuhiro Tokutake,
  • ...
  • Keisuke Ogura,
  • Daizo Kato,
  • Shiro Imagama
Published online: February 21, 2023

The role of torsional stress in the development of subchondral insufficiency fracture of the femoral head: A finite element model analysis

  • Jun Fujita,
  • Koichi Kinoshita,
  • Tetsuya Sakamoto,
  • Hajime Seo,
  • Kenichiro Doi,
  • Takuaki Yamamoto
Published online: February 21, 2023

February 15, 2023

February 14, 2023

Effects of the location of both anterior and lateral boundaries of the necrotic lesion on collapse progression in osteonecrosis of the femoral head

  • Takeshi Utsunomiya,
  • Goro Motomura,
  • Ryosuke Yamaguchi,
  • ...
  • Daisuke Hara,
  • Kenji Kitamura,
  • Yasuharu Nakashima
Published online: February 14, 2023

February 11, 2023

February 10, 2023

Current status and future prospects of the Japanese orthopaedic association national registry (JOANR), Japan's first national registry of orthopaedic surgery

  • Hiroshi Taneichi,
  • Tokumi Kanemura,
  • Gen Inoue,
  • ...
  • Tokiko Inagaki,
  • Haruhiko Akiyama,
  • Yasuharu Nakashima
Published online: February 10, 2023
Open Access

February 7, 2023

Influence of the menstrual cycle on static and dynamic kinematics of the foot medial longitudinal arch

  • Nanoha Tagawa,
  • Kazunori Okamura,
  • Daisuke Araki,
  • Ayaka Sugahara,
  • Shusaku Kanai
Published online: February 07, 2023

February 2, 2023

Significant removal of bacterial biofilm induced by multiple-Short ranges of electric interventions

  • Hiroyuki Taira,
  • Minoru Yaga,
  • Satoshi Nakasone,
  • Kotaro Nishida,
  • Tetsu Yamashiro
Published online: February 02, 2023

February 1, 2023

Mapping the Japanese orthopedic association national registry (JOANR) to the international classification of health interventions (ICHI)

  • Koki Abe,
  • Hirokazu Kawase,
  • Noriaki Yokogawa,
  • ...
  • Yawara Eguchi,
  • Sumihisa Orita,
  • Seiji Ohtori
Published online: February 01, 2023
Open Access

January 29, 2023

January 27, 2023

Factors affecting stress shielding and osteolysis after reverse shoulder arthroplasty: A multicenter study in a Japanese population

  • Shin Yokoya,
  • Yohei Harada,
  • Yasuhiko Sumimoto,
  • ...
  • Hiroshi Negi,
  • Chikara Watanabe,
  • Nobuo Adachi
Published online: January 27, 2023

4D-foot analysis on effect of arch support on ankle, subtalar, and talonavicular joint kinematics

  • Takuma Miyamoto,
  • Yoshito Otake,
  • Satoko Nakao,
  • ...
  • Mazen Soufi,
  • Yoshinobu Sato,
  • Yasuhito Tanaka
Published online: January 27, 2023

January 24, 2023

January 18, 2023

Prior hip arthroscopy increases the risk of dislocation, reoperation, and revision after hip arthroplasty: An updated meta-analysis and systematic review

  • Hirokazu Arakawa,
  • Naomi Kobayashi,
  • Emi Kamono,
  • ...
  • Shu Takagawa,
  • Hideki Honda,
  • Yutaka Inaba
Published online: January 18, 2023

Predictive factors for one-year mortality after surgery for periprosthetic femoral fracture: A retrospective multicenter (TRON group) study

  • Hiroshi Kurokawa,
  • Yasuhiko Takegami,
  • Katsuhiro Tokutake,
  • ...
  • Satoshi Terasawa,
  • Hidenori Inoue,
  • Shiro Imagama
Published online: January 18, 2023

Long-term effects of diffuse idiopathic skeletal hyperostosis on physical function: A longitudinal analysis

  • Shuo Li,
  • Tomohiro Banno,
  • Tomohiko Hasegawa,
  • ...
  • Kenta Kurosu,
  • Keiichi Nakai,
  • Yukihiro Matsuyama
Published online: January 18, 2023

January 9, 2023

Atelocollagen-associated autologous chondrocyte implantation for the repair of large cartilage defects of the knee: Results at three to seven years

  • Takuma Kaibara,
  • Eiji Kondo,
  • Masatake Matsuoka,
  • ...
  • Daisuke Momma,
  • Shinya Tanaka,
  • Norimasa Iwasaki
Published online: January 09, 2023

January 6, 2023

Quantitative evaluation of the lumbar ligamentum flavum using MRI T2-mapping: Efficacy of its clinical application in patients with lumbar spinal stenosis

  • Hiromitsu Takaoka,
  • Yawara Eguchi,
  • Junya Koroki,
  • ...
  • Hiroshi Takahashi,
  • Tsutomu Akazawa,
  • Seiji Ohtori
Published online: January 06, 2023
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