Among the 11 successful cases, there were 5 cases of cholangioma, 3 cases of common bile duct stones, 2 cases of pancreatic head carcinoma and 1 primary liver cell hepatoma.

• 包括胆管肿瘤5例，总瞻管结石3例、胰头癌2例、肝癌1例。成功率为55%25。