^○Shunji Kawamoto¹, Takahiro Terashima¹, Norimitsu Kuroki¹, Tomoaki Noritomi² (1.Department of Surgery, Shonan Atsugi Hospital, 2.Department of Surgery, Fukuoka Tokushukai Medical Center)

^○Kazuhiro Okamoto, yuji Kaneoka, Atuyuki Maeda, yuiti Takayama, Yasuyuki Hukami, Takamasa Takahasi, Masahito Uji (OOGAKI Hospital)

^○Hiroya Tejima, Yuji Kaneoka, Atsuyuki Maeda, Yuichi Takayama, Yasuyuki Fukami, Takamasa Takahashi, Masahito Uji (Department of Surgery, Ogaki Municipal Hospital, Gifu, Japan)

^○Shin Sasaki¹, Yuichi Goto¹, Ryuki Hshida^2,4, Keisuke Hirota⁴, Shunji Koya⁴, hiroo Matsuse^2,4, Takumi Kawaguchi³, Naoto Shiba^2,4, Takuji Torimura³, Yoshito Akagi¹, Hiroyuki Tanaka¹, Koji Okuda¹ (1.Department of Surgery, Kurume University School of Medicine, Fukuoka, Japan, 2.Department of Orthopedics, Kurume University School of Medicine, 3.Division of Gastroenterology, Department of Medicine, Kurume University School of Medicine, 4.Department of Rehabilitation, Kurume University Hospital)

^○Teijiro Hirashita, Masayuki Ohta, Hiroaki Nakanuma, Kazuhiro Tada, Kunihiro Saga, Yuichi Endo, Hiroki Uchida, Yukio Iwashita, Masafumi Inomata (Department of Gastroenterological and Pediatric Surgery, Oita University Faculty of Medicine)

^○Ryosuke Kita, Satoshi Kaihara, Kenji Uryuhara, Hideyuki Masui, Koji Kitamura, Ryo Hosotani (Department of Surgery, Kobe City General Medical Center Hospital, Tokyo, Japan)