腹腔镜下手术能否顺利进行 ,很重要的一个方面就是止血和切割 ,目前常规所用的电刀、内凝器和微彼等 ,无法很好的将切割和止血结合在一起 ,而超声刀将切割和止血融于同一过程 ,使镜下手术可以更快更好的进行 ,我院在腹腔镜下应用超声刀切除输卵管治疗输卵管妊娠取得较好的效果 Laparoscopic surgery can be carried out smoothly, a very important aspect is to stop bleeding and cutting, the current conventional electric knife, internal coagulation and micro-they can not be a good combination of cutting and hemostasis, while the knife will be Cutting and hemostasis into the same process, so that surgery can be carried out faster and better microscope, our hospital laparoscopic application of ultrasonic knife removal of tubal pregnancy tubal pregnancy achieved good results