The bile duct drainage tube is used in conjunction with the endoscope, and an indwelling drainage tube is inserted through the nasal passage for temporary bile drainage. The bile duct drainage tube is inserted into the bile duct through the duodenal papilla under the endoscope, and the other end is led out from the oral cavity or nasal cavity through the duodenum, stomach, esophagus, pharynx, etc. It is mainly used for bile drainage after endoscopic bile duct stone surgery and endoscopic cholecystectomy. It is a simple and effective method to relieve obstruction. Diagnosis and treatment of diseases that require bile duct drainage.
