STENT FOR DIGESTIVE SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a stent for the digestive system for retaining the inner cavity of the digestive system which passes the digestive fluid and digestive enzymes contained therein but rejects cancer cells.

SOLUTION: The stent for the digestive system is characterized in that a stent substrate is covered with a film made of a porous resin having through-holes whose average pore size is 0.1-20 μm and variation coefficient of the pore size is 30% or less.

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