[P01-22] PCA

[P01-22-05] Retrospective Study of Postoperative Analgesia in Laparoscopic Colorectal Surgery -Patient-controlled epidural analgesia(PCEA) versus Intravenous patient-controlled analgesia(IV-PCA)-

〇Chinatsu Kobayashi¹, Katsuhiko Sato¹, Yasuharu Kosaka¹, Masanori Naito³, Masahiko Watanabe³, Hirotsugu Okamoto² (1. Kanto Rosai Hospital, 2. Depertment of Anesthesiology, Kitasato University, 3. Depertment of Surgery, Kitasato University)