The Use of Intraperitoneal Bupivacaine in Laparoscopic Roux-en-Y Gastric Bypass: a Double-blind, Randomized Controlled Trial

Background Several studies have shown a reduction in postoperative pain and length of hospital stay when using intraperitoneal local anesthetics during laparoscopic surgery. In morbidly obese patients, respiratory depression due to opioid use is a serious side effect. Any different type of analgesia is therefore clinically relevant.