1·Objective to identify the complications of laparoscopic appendectomy (la) in children and their causative factors for their prevention and treatment.
目的探讨小儿腹腔镜阑尾切除术(LA)的并发症及影响因素，提出预防处理对策。
2·Objective: to explore the operating skill of laparoscopic appendectomy (la).
目的：探讨腹腔镜阑尾切除术(LA)的操作技巧。
3·Objective:To explore the easy method of laparoscopic appendectomy(LA) by endoscopic hanging and fastening.
目的：探讨腹腔镜阑尾切除术（LA）的简易方法。
4·Objective: to observe surgery effect of the small incision appendectomy.
目的：观察小切口阑尾切除术的手术疗效。
5·Objective To compare the effect of propofol to attenuate the visceral reflex during appendectomy with epidural anesthesia.
目的研究异丙酚辅助硬膜外麻醉减轻阑尾切除术牵拉反射的效果。