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    • 104. 发明申请
    • INTRAVASCULAR STENT
    • 血管内静脉
    • WO1997040784A1
    • 1997-11-06
    • PCT/US1997007006
    • 1997-04-25
    • JANG, G., David
    • A61F02/06
    • A61F2/91A61F2/89A61F2/915A61F2/958A61F2002/91525A61F2002/91533A61F2002/91558A61F2230/0013A61F2230/0054A61F2250/0018
    • A stent in a non-expanded state has a first and second expansion columns, each consisting of a plurality of expansion strut pairs. An expansion strut pair includes a first expansion strut, a second expansion strut and a joining strut that couples the first and second expansion struts at one end. Expansion strut pairs include expansion strut pair first and second corners formed where the joining strut couples the first and second expansion struts. A connecting strut column, formed of a plurality of connecting struts couples the first and second expansion columns. Connecting struts include a proximal section, a distal section and an intermediate section. The proximal section is coupled to the corner of an expansion strut pair of the first expansion column, and the distal section is coupled to the joining strut of an expansion strut pair of the second expansion column intermediate the expansion strut pair first corner and the expansion strut pair second corner.
    • 非扩张状态的支架具有第一和第二扩张柱,每个由多个膨胀支柱对构成。 膨胀支柱对包括第一膨胀支柱,第二膨胀支柱和在一端连接第一和第二膨胀支柱的连接支柱。 膨胀支柱对包括膨胀支柱对第一和第二角,其中连接支柱联接第一和第二膨胀支柱。 由多个连接支柱形成的连接支柱连接第一和第二膨胀柱。 连接支柱包括近端部分,远侧部分和中间部分。 近端部分联接到第一扩张柱的膨胀支柱对的角部,并且远侧部分连接到扩张支柱对第一角和膨胀支柱之间的第二膨胀柱的膨胀支柱对的连接支柱 第二个角落
    • 107. 发明申请
    • EXPANDABLE STENT AND METHOD FOR DELIVERY OF SAME
    • 可扩展的方法和交付方法
    • WO1997032543A1
    • 1997-09-12
    • PCT/CA1997000151
    • 1997-03-05
    • DIVYSIO SOLUTIONS LTD.PENN, Ian, M.RICCI, Donald, R.
    • DIVYSIO SOLUTIONS LTD.
    • A61F02/06
    • A61F2/915A61F2/82A61F2/88A61F2/91A61F2002/825A61F2002/828A61F2002/91525A61F2002/91533A61F2002/91575A61F2210/0019A61F2250/0018A61F2250/0036
    • An expandable stent comprising a proximal end and a distal end in communication with one another and a tubular wall disposed between the proximal end and the distal end. The tubular wall has a longitudinal axis and a porous surface defined by a plurality of intersecting members comprising a series of longitudinal struts disposed substantially parallel to the longitudinal axis of the stent. Each longitudinal strut in the series comprises flexure means for substantially complementary extension and compression of a diametrically opposed pair of the longitudinal struts upon flexure of the stent. The stent is expandable from a first, contracted position to a second, expanded position upon the application of a radially outward force on the stent. The provision of such flexure means in the series of longitudinal struts leads to a very desirable balance of lateral flexibility of the unexpanded stent and radial rigidity of the expanded stent.
    • 一种可扩张支架,其包括彼此连通的近端和远端以及设置在近端和远端之间的管状壁。 管状壁具有纵向轴线和由多个相交构件限定的多孔表面,该多个相交构件包括基本上平行于支架的纵向轴线设置的一系列纵向支柱。 该系列中的每个纵向支柱包括弯曲装置,用于在支架弯曲时基本互补地延伸和压缩直径相对的一对纵向支柱。 在支架上施加径向向外的力时,支架可从第一收缩位置扩展到第二扩张位置。 在一系列纵向支柱中提供这种挠曲装置导致未膨胀支架的侧向柔性和扩张支架的径向刚度的非常理想的平衡。
    • 110. 发明申请
    • STENT MOUNTING AND TRANSFER DEVICE AND METHOD
    • STENT安装和传输设备及方法
    • WO1997023173A1
    • 1997-07-03
    • PCT/US1996018785
    • 1996-11-21
    • MEDTRONIC, INC.RUPP, Garry, E.SHY, James, M.CHAO, CecilliaKAZUO, Sasamine
    • MEDTRONIC, INC.
    • A61F02/06
    • A61F2/958A61F2002/9522
    • A mounting and transfer device and method for installing a stent on a delivery device that inserts the stent into a body lumen. The device includes a generally cylindrical mandrel for receiving and frictionally holding a stent, a handle at a first end of the mandrel and a guide rod extending axially from the second end of the mandrel. The second end of the mandrel has a conical recess surrounding the guide rod exit. In use, a stent is placed on the mandrel, the distal end of the guide rod is fully inserted into a guide wire lumen at an end of a delivery system such as a catheter and the stent is slid from the mandrel onto the balloon and crimped in place. A tube of heat shrinkable material may be placed over the stent on the mandrel and heat shrunk to lightly press against the stent. The tube and stent are transferred to the balloon and crimped. The tube protects the stent against damage during transfer and crimping and is easily removed thereafter since crimping reduces the outside diameter of the stent to less than the internal diameter of the tube.
    • 一种用于将支架安装在将支架插入体腔中的输送装置上的安装和转移装置和方法。 该装置包括用于接收和摩擦地保持支架的大致圆柱形心轴,在心轴的第一端处的手柄和从心轴的第二端轴向延伸的导杆。 心轴的第二端具有围绕导杆出口的锥形凹槽。 在使用中,将支架放置在心轴上,导杆的远端完全插入到诸如导管的递送系统的端部处的导丝管腔中,并且支架从心轴滑动到球囊上并卷曲 到位。 可以将热管材料管放置在心轴上的支架上,并且热收缩以轻轻地压靠支架。 将管和支架转移到气球并卷曲。 该管保护支架免于转移和卷曲期间的损伤,并且随后容易地移除,因为卷边将支架的外径减小到小于管的内径。