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Dive into the research topics where Takehiro Umemura is active.

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Featured researches published by Takehiro Umemura.


Orthopaedics and Traumatology | 1997

Hemiarthroplasty for Hemodialysis Patients

Kenshirou Ikebe; Hiroaki Sakata; Haruo Takano; Yasuhiro Kawazoe; Takehiro Umemura; Keiichirou Okajima

The results of hemiarthroplasty for 18 hemodialysis patients are reported. There were 17 cases of femoral neck fractures and 1 case of aseptic necrosis of the femoral head. Subjects were followed-up for an average of 25 months. A retrospective analysis of the outcomes in 18 patients showed a return to the preinjury ambulatory status in 33per cent. 6 patients had died. In 2 patients loosening of the stem was observed.


Orthopaedics and Traumatology | 2002

Utility of Diffusion-weighted Images in Bone Tumors.

Toshitake Yakushiji; Kensuke Yonemura; Teiji Kato; Yasuhiro Kawazoe; Takehiro Umemura; Katsumasa Takagi; Kazuhiro Katahira


Orthopaedics and Traumatology | 2002

Utility of the Diffusion-weighted Images in Hemangiomas

Toshitake Yakushiji; Kensuke Yonemura; Teiji Kato; Yasuhiro Kawazoe; Takehiro Umemura; Katsumasa Takagi


Orthopaedics and Traumatology | 2002

A Case Report Chondrosarcoma with Multiple Bone Metastases without Pulmonary Involvement

Hiroaki Nishioka; Kensuke Yonemura; Toshitake Yakushiji; Teiji Kato; Yasuhiro Kawazoe; Takehiro Umemura; Katsumasa Takagi


Orthopaedics and Traumatology | 2001

A Case of Maltiple Intramuscular Hemangiomas

Kosuke Numata; Kensuke Yonemura; Teiji Kato; Toshitake Yakushiji; Takehiro Umemura; Katsumasa Takagi


Orthopaedics and Traumatology | 2000

Rheumatoid Nodules of Bilateral Heels -A Case Report-

Toshitake Yakushiji; Kensuke Yonemura; Kimiaki Nishida; Teiji Kato; Takehiro Umemura; Tomohiro Horikawa; Katsumasa Takagi


Orthopaedics and Traumatology | 2000

A Case Report of Broken Kotz Modular System due to Metal Fatigue

Toshitake Yakushiji; Kensuke Yonemura; Kimiaki Nishida; Teiji Kato; Takehiro Umemura; Katsumasa Takagi


Orthopaedics and Traumatology | 2000

A Case Report of Simultaneous Occurrence of Osteosarcoma and Small Lung Cancer

Kimiaki Nishida; Kensuke Yonemura; Toshitake Yakushiji; Teiji Kato; Takehiro Umemura; Katsumasa Takagi


Orthopaedics and Traumatology | 1999

Surgical Treatment for Metastatic Bone Tumors at Proximal End of Femur

Kensuke Yonemura; Kimiaki Nishida; Toshitake Yakushiji; Takehiro Umemura; Teiji Kato; Katsumasa Takagi


Orthopaedics and Traumatology | 1999

Postoperative Radiographical Assessment of Prosthetic Replacement with Kotz Modular System

Toshitake Yakushiji; Kensuke Yonemura; Kimiaki Nishida; Teiji Kato; Takehiro Umemura; Katsumasa Takagi

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