Methods: Under general anesthesia, cases with abdominal cavity serious abhesion, gall bladder atrophy, gall bladder expansion, anatomy variation, active bleeding in the operation, stones dropping into abdominal cavity were operated by Calot triangle fine anatomy. 方法:在全麻下对腹腔严重粘连,胆囊萎缩、胆囊扩张、解剖变异、术中活动性出血,结石掉入腹腔等复杂困难情况,行Calot三角精细解剖超常处理。