Results 5case remnant calculus,2 choledocho-injury,2 Bile Leakage,3 hepatic jaundice.1 patient were treated with endoscopic,5patients were reoperated.

• 结果12例患者中胆管结石残留5例,胆管误伤2例,胆漏2例,内科性黄疸3例。再手术5例,内镜取石1例。