^○Koki Yokawa¹, Yutaka Okita³, Takuro Tsukube² (1.Kobe University Hospital, 2.Kobe Red Cross Hospital, 3.Takatsuki Hospital)

^○Takashi Kato, Yasuyuki Kanno, Muneaki Yamada, Kenichi Sasaki, Hiroshi Kiyama, Yasuyuki Kato, Toshiya Koyanagi (Saitama Sekishinkai Hospital, Saitama , Japan)

^○Chikara Ueki, Hiroshi Tsuneyoshi, Ken Yamanaka, Hirofumi Sato, Masahiro Hirano (Department of Cardiovascular Surgery, Shizuoka General Hospital)

^○Taishi Inoue, Hitoshi Matsuda, Atsushi Omura, Jiro Matsuo, Daichi Shikata, Yosuke Inoue, Yoshimasa Seike, Kyokun Uehara, Hiroaki Sasaki, Yoshirou Hori, Tetsuya Fukuda, Junjiro Kobayashi (National Cerebral and Cardiovascular Center)

^○Wataru Uchida, Toshihiko Nishi, Tsukasa Ohno, Shinichi Ashida, Yasunari Hayashi, Hisaaki Munakata, Hideki Ito, Sachie Terazawa, Yoshiyuki Tokuda, Masato Mutsuga, Kazuro Fujimoto, Yuji Nariat, Toshiaki Akita, Akihiko Usui (Nagoya University Graduate School of Medicine, Department of Cardiac Surgery)