支架会通过一根导管来进行放置，用以将胆汁排出体外或者将支架在阻塞区域来回搜索，将胆汁排入小肠。

The stent may be placed through a catheter that drains to the outside of the body or the stent may go around the blocked area and drain the bile into the small intestine.

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内视镜支架置入术：如果肿瘤阻塞了胆管，那么就需要通过手术来植入一个支架(细且灵活的管状物)来使该阻塞区域集聚胆汁排出。

Endoscopic stent placement: If the tumor is blocking the bile duct, surgery may be done to put in a stent (a thin, flexible tube) to drain bile that has built up in the area.

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它可以吸附胆汁酸、肪和胆固醇形成絮凝物，不能被消化而被排出体外。

It can absorb bile acid, fat, and cholesterol into flocculation, preventing the digestion and absorption and promoting their excretion.

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