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Dive into the research topics where Masatoku Arai is active.

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Featured researches published by Masatoku Arai.


Surgery Today | 2015

A novel technique for managing open abdomen with the combined use of mesh-mediated traction and the bilateral anterior rectus abdominis sheath turnover flap method: how to do it

Masatoku Arai; Shigeki Kushimoto; Shiei Kim; Tomohiko Masuno; Jun Hagiwara; Hiromoto Ishii; Hiroyuki Yokota

Proper management of abdominal compartment syndrome and open abdomen is important for improving the survival of critically ill patients. However, in cases requiring a prolonged period of open abdomen, it is frequently difficult to perform definitive fascial closure due to lateralization of the abdominal musculature. We herein present a novel combined technique for managing open abdomen. A 74-year-old male with diffuse peritonitis was transferred to our department, after which a long period of open abdomen made it difficult to achieve fascial closure. Polypropylene mesh was sutured to the fascial edges to reduce the gap, which was then serially tightened under negative pressure wound therapy. However, since it was not possible to accomplish definitive fascial closure, abdominal closure was performed using the bilateral anterior rectus abdominis sheath turnover flap method after removing the mesh, without any complications. This combined technique may be an effective alternative in patients requiring open abdomen with subsequent difficulty in achieving definitive fascial closure.


Chirurg | 2018

Staged Strategy for Early Abdominal Wall Closure in a Case Involving Ruptured Abdominal Aortic Aneurysm Requiring Open Abdomen in Which Primary Fascial Closure was Difficult to Achieve: A Case Report

Masatoku Arai; Shiei Kim; Hiroyuki Yokota

Open abdomen is sometimes necessary to save lives after ruptured abdominal aortic aneurysm repair. We report a case in which a staged strategy for early abdominal wall closure was applied to prevent the severe complications due to the extended period of open abdomen. An 81-year-old man with ruptured abdominal aortic aneurysm was transported to our hospital. After the first operation, which required open abdomen, prolonged visceral edema and retroperitoneal hematoma made primary fascial closure difficult. Mesh mediated fascial traction was undergone to reduce the gap in fascial dehiscence under negative pressure wound therapy. However, primary fascial closure could not be accomplished, and abdominal wall reconstruction was performed using bilateral anterior rectus abdominis sheath turnover flap method. Moreover, the skin along the abdominal wall was too tight to be closed primarily. Thus, a bipedicled skin flap was applied. The patient was transferred to another hospital without any remarkable complications. In the present case, the application of a staged closure strategy, which was based on the duration of open abdomenand the condition of the fascia and skin was considered to be important for achieving definitive abdominal closure and preventing the severe complications.


Journal of Trauma-injury Infection and Critical Care | 2003

The role of interventional radiology in patients requiring damage control laparotomy

Shigeki Kushimoto; Masatoku Arai; Junichi Aiboshi; Naoshige Harada; Naoki Tosaka; Yuichi Koido; Ryusuke Yoshida; Yasuhiro Yamamoto; Tatsuo Kumazaki


Nihon Kyukyu Igakukai Zasshi | 2004

A Case of Aconite Poisoning, Survived by Percutaneous Cardio-pulmonary Support

Satoshi Yamanouchi; Masatoku Arai; Atsushi Koyama; Kazuaki Azuma; Masahiko Maki; Shuzo Yamamoto; Fumiaki Shinya


World Journal of Emergency Surgery | 2018

The long-term outcomes of early abdominal wall reconstruction by bilateral anterior rectus abdominis sheath turnover flap method in critically ill patients requiring open abdomen

Masatoku Arai; Shiei Kim; Hiromoto Ishii; Jun Hagiwara; Shigeki Kushimoto; Hiroyuki Yokota


Journal of Nippon Medical School | 2018

Early Transcatheter Arterial Embolization for the American Association for the Surgery of Trauma Grade 4 Blunt Renal Trauma in Two Institutions

Masato Yanagi; Yasutomo Suzuki; Tsutomu Hamasaki; Kimiyoshi Mizunuma; Masatoku Arai; Hiroyuki Yokota; Satoru Murata; Yukihiro Kondo; Taiji Nishimura


The Journal of Urology | 2013

14 INDICATIONS AND CLINICAL OUTCOMES OF TAE IN PATIENTS WITH BLUNT DEEP RENAL INJURY

Masato Yanagi; Go Kimura; Jun Akatsuka; Yukihiro Kondo; Yuki Endo; Taiji Nishimura; Kimiyoshi Mizunuma; Masatoku Arai; Hiroyuki Yokota; Ken Nakazawa; Satoru Murata; Shin-ichiro Kumita


The Japanese Journal of Urology | 2013

THE ROLE OF TRANSCATHETER ARTERIAL EMBOLIZATION (TAE) FOR DEEP RENAL INJURY

Masato Yanagi; Yukihiro Kondo; Yuki Endo; Taiji Nishimura; Kimiyoshi Mizunuma; Masatoku Arai; Hiroyuki Yokota; Ken Nakazawa; Satoru Murata; Sinichiro Kumita


Nihon Ika Daigaku Igakkai Zasshi | 2013

Treatment State of Elderly Patients at Our Emergency and Critical Care Medical Center

Hidetaka Onda; Go Suzuki; Gaku Matsumoto; Shiei Kin; Atsuko Tsujii; Masatoku Arai; Masato Miyauchi; Akira Fuse; Makoto Kawai; Hiroyuki Yokota


Critical Care Medicine | 2013

1255: A CASE OF “BLACK ESOPHAGUS”

Liang He; Tomohiko Masuno; Hiromoto Ishii; miwa katagiri; Shiei Kim; Masatoku Arai; Atsuko Tsujii; Hiroyuki Yokota

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Shiei Kim

Nippon Medical School

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