^○Kazuhiro Yamazaki, Kenji Minatoya, Hideo Kanemitsu, Kazuhisa Sakamoto, Masahide Kawatou, Jiro Sakai, Masafumi Kudo, Makoto Nakamura, Yuuta Kitagata, Ryo Yamamoto, Yujiro Ide, Tadashi Ikeda (Department of Cardiovascular Surgery, Graduate School of Medicine, Kyoto University)

^○Yosuke Kuroda, Toshiro Ito, Akihito Okawa, Ryosuke Numaguchi, Hiroshi Sato, Naomi Yasuda, Yousuke Yanase, Ryo Harada, Yoshinobu Kawaharada (Department of Cardiovascular Surgery, Sapporo Medical University School of Medicine, Sapporo, Japan)

^○Wataru Tatsuishi¹, Kiyoharu Nakano², Tomo Yoshizumi¹, Tomonobu Abe¹ (1.Department of Cardiovascular Surgery, Gunma University, Maebashi, Japan, 2.Department of Cardiovascular Surgery, Tokyo Women's Medical University, Medical Center East, Arakawa-ku, Japan)

^○Masanori Nishimura, Mitsuhiro Yano, Kosuke Mori, Atsuko Yokota (Miyazaki Medical Association Hospital, Department of Cardiovascular Surgery)

^○Yuutraro Matsuno, Yuutaro Matsuno, Akihito Mikamo, Akira Fujita, Hiroshi Kurazumi, Ryo Suzuki, Bungo Shirasawa, Kimikazu Hamano (Yamaguchi University Graduate School of Medicine)