^○Takuya Shimizu¹, Miki Takeda¹, Wakiko Hiranuma¹, Takayuki Matsuoka¹, Tadanori Minakawa¹, Makoto Miura¹, Fukashi Serizawa², Katsuto Ohara², Kazuaki Hatsugai², Hirofumi Ichikawa², Hidenori Fujiwara³, Shunsuke Kawamoto¹ (1.Tohoku Medical and Pharmaceutical University, 2.Japanese Red Cross Ishinomaki Hospital, 3.Sendai Medical Center)

^○Yasutaka Yokoyama^1,2, Shizuyuki Dohi², Hiroyuki Miyagawa¹, Taira Yamamoto², Atsushi Amano² (1.Toda Chuo General Hospital, Saitama, Japan, 2.Juntendo University)

^○Katsutoshi Sato¹, Shogo Emura¹, Hideki Tomiyoshi², Satoru Morita¹ (1.Department of cardiovascular surgery, Higashihiroshima medical center, Higashihiroshima, Japan., 2.Department of radiology, Higashihiroshima medical center, Higashihiroshima, Japan.)

^○Ryo Izubuchi¹, Susumu Isoda¹, Ichiya Yamazaki¹, Kouhei Tsuchiya¹, Ryosuke Kajioto², Yusuke Kumazawa², Naoyuki Yokoi², Munetaka Masuda³ (1.Department of Cardiovascular Surgery, Fujisawa City Hospital, Kanagawa, Japan, 2.Department of Clinical Engineering, Fujisawa City Hospital, Kanagawa, Japan, 3.Department of Surgery)

^○Masamitsu Endo (National Hospital Organization Kanazawa Medical Center)