plastic stent in treatment of refractory biliary stricture Stone retrieval basket and balloon extraction catheter have generally high successful rate in treating biliary stone diseases. However, for refractory biliary stricture, stone retrieval at one time has large difficulty accompanied with high risks.For those patients with refractory common bile duct stone, especially combined with infections in bile duct. Timely biliary drainage is one of the most important measures to save patients and to bring opportunity for subsequent treatment.
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