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    • 1. 发明申请
    • TWO-PART EXPANDABLE HEART VALVE
    • 两部分可膨胀心脏瓣膜
    • US20070255398A1
    • 2007-11-01
    • US11749722
    • 2007-05-16
    • Jibin YangMatthew PeaseBrandon Walsh
    • Jibin YangMatthew PeaseBrandon Walsh
    • A61F2/24
    • A61F2/2412A61F2/2418A61F2/2427A61F2/2436A61F2/848A61F2/91A61F2/92A61F2220/0016A61F2220/0075A61F2230/0054A61F2250/006Y10S623/90
    • Expandable heart valves for minimally invasive valve replacement surgeries are disclosed. The valves are rolled into a first, contracted configuration for minimally invasive delivery and then unrolled or unfurled at the implantation site. One- and two-piece stents may be used in conjunction with a plurality of flexible leaflet-forming membranes. The one-piece stents may include an annulus anchoring section, a sinus section with the membranes attached over sinus apertures, and a rigid outflow section. The two-piece stent may include a primary stent to provide a tubular base at the annulus, and a secondary stent having the membranes that couples within the primary stent. Lockout tabs to secure the stents in their expanded shapes are provided. Also, alignment structure may be provided to ensure concentric unfurling. Anchoring barbs at the stent edges or in the stent body secure the valve within the annulus. Methods of implantation are also provided.
    • 公开了用于微创瓣膜置换手术的可扩张心脏瓣膜。 这些阀门被卷入第一个收缩构造,用于微创输送,然后在植入部位展开或展开。 单件和两件式支架可与多个柔性成叶膜结合使用。 一体式支架可以包括环形锚固部分,具有附着在窦口上的膜的窦部分和刚性流出部分。 两件式支架可以包括在环形空间处提供管状基部的主支架,以及具有在主支架内连接的膜的辅助支架。 提供锁定标签以将支架固定在其扩展形状中。 此外,可以提供对准结构以确保同心展开。 在支架边缘或支架主体中锚定倒钩固定瓣膜内的瓣膜。 还提供了植入方法。
    • 2. 发明申请
    • Rolled minimally invasive heart valves
    • 滚动微创心脏瓣膜
    • US20060173537A1
    • 2006-08-03
    • US10653843
    • 2003-09-02
    • Jibin YangMatthew PeaseBrandon Walsh
    • Jibin YangMatthew PeaseBrandon Walsh
    • A61F2/24
    • A61F2/2412A61F2/2418A61F2/2427A61F2/2436A61F2/848A61F2/91A61F2/92A61F2220/0016A61F2220/0075A61F2230/0054A61F2250/006Y10S623/90
    • Expandable heart valves for minimally invasive valve replacement surgeries are disclosed. The valves are rolled into a first, contracted configuration for minimally invasive delivery and then unrolled or unfurled at the implantation site. One- and two-piece stents may be used in conjunction with a plurality of flexible leaflet-forming membranes. The one-piece stents may include an annulus anchoring section, a sinus section with the membranes attached over sinus apertures, and a rigid outflow section. The two-piece stent may include a primary stent to provide a tubular base at the annulus, and a secondary stent having the membranes that couples within the primary stent. Lockout tabs to secure the stents in their expanded shapes are provided. Also, alignment structure may be provided to ensure concentric unfurling. Anchoring barbs at the stent edges or in the stent body secure the valve within the annulus. Methods of implantation are also provided.
    • 公开了用于微创瓣膜置换手术的可扩张心脏瓣膜。 这些阀门被卷入第一个收缩构造,用于微创输送,然后在植入部位展开或展开。 单件和两件式支架可与多个柔性成叶膜结合使用。 一体式支架可以包括环形锚固部分,具有附着在窦口上的膜的窦部分和刚性流出部分。 两件式支架可以包括在环形空间处提供管状基部的主支架,以及具有在主支架内连接的膜的辅助支架。 提供锁定标签以将支架固定在其扩展形状中。 此外,可以提供对准结构以确保同心展开。 在支架边缘或支架主体中锚定倒钩固定瓣膜内的瓣膜。 还提供了植入方法。