治疗性ERCP技术已在国内多数医院开展。但由于常规插管不成功导致的失败率及医患纠纷仍然存在。本文通过50例病例分析就标准乳头预切开(PRE-CUT),在困难ERCP技术中应用价值与风险作一评价与探讨。1一般资料与方法1.1临床资料:为2001~2006年行标准乳头预切开50 Therapeutic ERCP technology has been carried out in most hospitals in China. However, due to unsuccessful conventional intubation lead to failure rates and medical disputes still exist. In this paper, 50 cases of standard preoperative nipple pre-cut (PRE-CUT), in difficult ERCP technology value and risk for a evaluation and discussion. 1 General Information and Methods 1.1 Clinical data: for 2001 ~ 2006 pre-cut standard nipple 50