Abstract
We described the basic techniques of biliary stenting and tips for challenging cases. For the master of biliary endoscopists, we should know the characteristics of many kinds of plastic and metal stents at first. Then, we have to be trained by supervisor. The ultimate aims for master of biliary endoscopists is to get the skilled techniques of the multiple stenting for hilar bile duct strictures, severe duodenal obstruction, and stent troubles including obstruction, migration and dislocation into the duodenum.