Methods: The bleeding volume,operation time, intraopertive and postoperative complication among monopolar electric scapel,dipolar coagulation and PK scalpel were compared.

• 方法比较PK刀、单极电刀和双极电凝钳在腹腔镜下子宫次全切除术的手术时间、出血量、术中术后并发症。