Randomized clinical trial of subcutaneous versus interfascial bupivacaine for pain control after midline laparotomy

Background Although patient-controlled analgesia for pain management after abdominal surgery is common, efforts to find alternative effective methods to control postoperative pain are continuing. The aim of this study was to compare postoperative pain levels following intermittent regional administration of bupivacaine via a catheter placed in the rectus sheath or subcutaneously at abdominal surgery through midline incisions. Methods Consecutive patients undergoing elective midline laparotomy were...