This is the protocol for a review and there is no abstract. The objectives are as follows:
The primary purpose of this systematic review is to determine the effect of the TAP block and its variants on postoperative analgesia requirements after abdominal surgery.
Secondary aims are to:
assess differences in pain experienced by patients having a TAP block compared with no treatment, placebo and other methods of analgesia;
determine the safety of TAP blocks, by assessing the incidence and type of any adverse effects;
assess patient satisfaction with the TAP block procedure and postoperative pain relief.