Conclusion Intraoperative choledochoscopy is beneficial in the choice of ap-propriate operation for biliary disorders as well as in establishing correct diagnosis that is ambiguous beforesurgery.

• 结论胆道镜的应用有利于胆道疾患术式的选择，可使一些较为复杂的胆道手术变得简单易行；对术前未能确诊的病变可以达到明确诊断并指导选择合理的术式。