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    • 8. 发明申请
    • COVERED STENTS, SYSTEMS FOR DEPLOYING COVERED STENTS
    • 涵盖的STENTS,用于配置覆盖的系统的系统
    • WO0215824A3
    • 2003-02-13
    • PCT/US0126494
    • 2001-08-24
    • KENSEY NASH CORPHOGANSON DAVID MNASH JOHN E
    • HOGANSON DAVID MNASH JOHN E
    • A61F2/06
    • A61F2/07A61F2/90A61F2002/075A61F2230/0054
    • A covered stent for use in a vessel, duct, lumen or hollow organi of a living being. The covered stent includes a stent of framework of interconnected elongated members in the form of a hollow tube having an inner surface and an outer surface. The stent may be a coiled stent, slotted tube stent, self-expanding stent, or any other intravascular stent design and may be metal or a polymer or a combination. A cover is disposed over a portion of the stent, either on the inside surface, the outside surface or intermediate those surfaces. The cover may be a polymer and may be resorbabale. The cover can be attached to the stent by wrapping a sheet of polymer material around the stent, or forming a tube of polymer material and mounting it over the stent. The cover can extend over the entire stent or only a portion of the stent and may include one or more drugs or other beneficial active agents for delivery into the body of the being. Moreover, the cover may have properties to prevent permanent occlusion of a side-branch or bifurcation when placed within a branching or bifurcated vessel and may be constructed to selectively perforate or otherwise provide an opening to allow flow in a side-branch or bifurcated vessel.
    • 用于船舶,管道,管腔或空心器官的覆盖支架。 被覆盖的支架包括具有内表面和外表面的中空管形式的互连细长构件框架的支架。 支架可以是螺旋支架,开槽管支架,自扩张支架或任何其他血管内支架设计,并且可以是金属或聚合物或组合。 在支架的一部分上,在内表面,外表面上或在这些表面之间设置盖。 盖子可以是聚合物,并且可以是吸收剂。 可以通过在支架周围包裹聚合物材料片,或者形成聚合物材料管并将其安装在支架上而将盖子附接到支架。 盖可以在整个支架上延伸,或仅延伸支架的一部分,并且可以包括一种或多种药物或其它有益的活性剂,用于递送到身体的身体。 此外,当放置在分支或分叉的容器中时,所述盖可具有防止侧枝或分叉的永久闭塞的性质,并且可以构造成选择性地穿孔或以其它方式提供允许在侧枝或分叉的容器中流动的开口。