Metallic internal stent

• 金属内支架

Metallic internal stent的用法和样例：

例句

1. The comparison of therapeutic effect using expandable metallic biliary endorosthesis and endoscopic retrobiliary drainage in patients of mallignant hilar biliary obstruction.
   对恶性肝门部胆管梗阻用自膨式金属内支架与内镜逆行胆管内引流疗效对比。