急诊内镜下止血已成为治疗上消化道出血的首选方法 ,对于全身状况差、伴休克、直径大于 2 0ｃｍ的溃疡和溃疡底部喷血及持续性涌血者 ,金属夹 (Ｃｌｉｐ以下简称夹子 )止血已成为第一选择[1] ,由于该法创伤小 ,无副作用 ,疗效明显优于其它内镜下止血方法 ,因而受到了越来越多 Emergency endoscopic hemostasis has become the preferred method of treatment of upper gastrointestinal bleeding, for the poor general condition, with shock, ulcers and ulcers at a diameter greater than 20cm at the bottom of the spurting and persistent blood, metal clip (Clip hereinafter referred to as the clip) Hemostasis has become the first choice [1], due to the small trauma, no side effects, the effect was significantly better than other endoscopic hemostasis method, which has been more and more