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    • 3. 发明申请
    • STENT COMPRESSION METHOD
    • STENT压缩方法
    • WO2004039237A3
    • 2004-11-11
    • PCT/US0332902
    • 2003-10-15
    • BARD PERIPHERAL VASCULAR INC
    • SPILKA DAVID G
    • A61F2/06A61F2/84B21D26/02B23P11/00
    • A61F2/958A61F2002/9522Y10T29/49776Y10T29/49908Y10T29/49925Y10T29/49927Y10T29/49934Y10T29/53652Y10T29/5383Y10T29/53996
    • A stent compression method for particular use in pre-surgical securing and conforming of a vascular stent upon an angioplasty balloon. One variation of the stent compression method comprises inflating an agioplasty balloon inside a vascular stent in order to secure the vascular stent upon the balloon; applying uniform compression pressure around the balloon/stent unit; and adjusting the internal balloon pressure and the compression pressure so that the balloon/stent unit is compressed. A pressure chamber with an elastic cylindrical membrane mounted inside the chamber may be used to provide the compression pressure. The inflated balloon provides the balancing pressure from inside the stent. The maintenance of internal balloon pressure during the stent compression process may provide uniform distribution of pressure along the stent and even radial compression rate around the circumferential surface of the stent.
    • 一种支架压缩方法,其特别用于血管成形术气囊上的血管支架的手术前固定和吻合。 支架压缩方法的一个变型包括使血管支架内的成形术气囊膨胀以将血管支架固定在气囊上; 在球囊/支架单元周围施加均匀的压缩压力; 并调节内部气囊压力和压缩压力,使得气囊/支架单元被压缩。 可以使用安装在室内的具有弹性圆柱形膜的压力室来提供压缩压力。 充气气球从支架内提供平衡压力。 在支架压缩过程中维持内部气囊压力可以提供沿着支架的均匀分布的压力以及围绕支架的圆周表面的甚至径向压缩率。