申请人:Toyo Advanced Technologies Co., Ltd.
公开号:EP1980223A1
公开(公告)日:2008-10-15
A stent includes a tubular stent body 11, a diamond-like carbon film 12 formed on the surface of the stent body 11 and having an activated surface, and a polymer layer 13 immobilized on the surface of the diamond-like carbon film. The polymer layer 13 contains a drug 14 having an effect to prevent restenosis, and the drug 14 is gradually released from the polymer layer 13.
支架包括管状支架本体 11、形成于支架本体 11 表面并具有活化表面的类金刚石碳膜 12 和固定于类金刚石碳膜表面的聚合物层 13。聚合物层 13 含有具有防止再狭窄作用的药物 14,药物 14 从聚合物层 13 中逐渐释放出来。