Pre-emptive analgesia: comparison of bupivacaine before incision and after incision among patients undergoing appendicectomy

[摘要] Abstract Introduction: Pre-emptive analgesia is the administration of an analgesic before a painful stimulus an attempt to obtain better pain relief compared with when the same analgesic intervention is used after the painful stimulus. Clinical studies have conflicting results regarding the efficacy of pre-emptive analgesia in patients undergoing appendicectomy. Objective: To compare the mean pain scores between pre incision instillation of bupivacaine with post incision instillation of bupivaca.

[学科分类] 外科医学