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    • 5. 发明申请
    • GUIDEWIRE LOADED STENT FOR DELIVERY THROUGH A CATHETER
    • 通过导管输送的GUIDEWIRE负载支架
    • WO2003073963A2
    • 2003-09-12
    • PCT/US2003/004359
    • 2003-02-14
    • COUNTER CLOCKWISE, INC.HEBERT, StephenLEVINE, Marc-Alan
    • HEBERT, StephenLEVINE, Marc-Alan
    • A61F2/06
    • A61F2/966A61F2/95A61F2/958A61F2002/9583A61M25/09A61M2025/09008A61M2025/09183
    • A guidewire loaded stent for delivery through a catheter is described herein. The stent delivery assembly can deliver and place a stent within tortuous regions of the body which are accessible to guidewires but inaccessible to stenting catheters. The assembly comprises a guidewire covered in part by a ratractable sheath and a radially expandable stent near or at the distal end of the guidewire. The whole assembly is advanced through conventional catheters or it may be used alone. In either case, when the stent is adjacent to a treatment site within the body, the sheath is retracted proximally to expose the stent for radial expansion into contact with the vessel wall. Radio-opaque marker bands are optionally located on either side or both sides of the stent on the guidewire body to aid in visual placement. The assembly can optionally include an expandable balloon on the guidewire for different treatment modalities.
    • 本文描述了用于通过导管递送的导丝加载的支架。 支架输送组件可以将支架输送并放置在身体的曲折区域内,所述曲折区域可以被引导线接近,但是对于支架置入导管是不可接近的。 该组件包括一部分由可伸缩鞘覆盖的导丝和在该导丝的远端附近或其远端处的可径向扩张的支架。 整个组件通过常规导管进行,或者可以单独使用。 在任一情况下,当支架邻近体内的治疗部位时,护套向近侧缩回以暴露支架用于径向膨胀以与血管壁接触。 无线电不透明的标记带可选地位于导线主体上的支架的两侧或两侧,以帮助视觉放置。 组件可以可选地包括在导丝上的可膨胀气囊用于不同的治疗方式。