^○Hiroaki Hagiwara, Tomohiro Nakayama (Nagoya Medical Center Nagoya Japan)

^○Tomohito Kanzaki¹, Satoshi Numata¹, Sachiko Yamazaki¹, Tomoya Inoue¹, Satoshi Taniguchi¹, Kaichirou Manabe¹, Koki Ikemoto¹, Hiroki Nakatsuji¹, Hiroshi Yaku¹, Keiichi Itatani² (1.Depertment of Cardiovascular surgery, Kyoto Prefectural University of Medicine, Kyoto, Japan, 2.Depertment of Cardiovascular surgery, Cardiovascular Imaging Research Laboratory, Kyoto Prefectural University of Medicine, Kyoto, Japan)

^○Kozo Morita, Masahiro Ikeda, Yuki Ichihara, Shinka Miyamoto, Masahide Komagamine, Yuta Kume, Kei Iizuka, Kaoru Hattori, Kei Kobayashi, Shintaro Sawa, Atomu Hino, Kosuke Nakame, Masaki Ikehara, Koji Aze, Hiroshi Niinami (Tokyo Women's Medical University, Tokyo, Japan)

^○Masaki Yamamoto, Miwa Tashiro, Kohei Miyashita, Nobuyuki Hiros, Kazuki Kiha, kazumasa orihashi, Takayuki Sato, Keiji Inoue, Kazuhiro Hanazaki (Kochi University)

^○Miho Kuroda, Yoshitsugu Nakamura, Yasuhito Okuzono, Takahisa Hirano, Shuhei Nishijima, Takahiko Masuda, Yujiro Ito, Takaki Hori (The Department of Cardiovascular Surgery,Chibanishi General Hospital, Chiba,Japan)