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    • 9. 发明申请
    • DEVICES AND METHODS FOR HEART VALVE REPAIR
    • 用于心脏瓣膜修复的装置和方法
    • US20140194976A1
    • 2014-07-10
    • US14156347
    • 2014-01-15
    • Guided Delivery Systems Inc.
    • Niel F. STARKSENJohn TO
    • A61F2/24
    • A61F2/2466A61B17/00234A61B17/0401A61B17/064A61B17/0682A61B2017/00243A61B2017/00783A61B2017/00867A61B2017/0409A61B2017/0414A61F2/2445
    • Devices and methods provide enhanced treatment of a cardiac valve annulus. Methods generally involve contacting an anchor delivery device with the valve annulus and releasing a plurality of coupled anchors from the anchor delivery device to secure the anchors to the annulus. Anchors, which in some embodiments are super-elastic or shape memory self-securing anchors, are then drawn together to tighten the annulus. Devices generally include an elongate catheter having a housing at or near the distal end for releasably housing a plurality of coupled anchors. The housing may be flexible, may conform to a valve annulus, and in some embodiments may be coupled with an expandable member to enhance contact of the housing with annular tissue. In one embodiment, self-securing anchors lie approximately flat within the delivery device housing, allowing anchors with relatively large deployed shapes to be housed in and deployed from a relatively narrow delivery device.
    • 装置和方法提供对心脏瓣膜环的增强的治疗。 方法通常包括使锚定器输送装置与阀环接触,并从锚定器输送装置释放多个联接的锚固件,以将锚固件固定到环形空间。 然而,在一些实施例中,将超弹性或形状记忆自固定锚固件锚固在一起以紧固环。 装置通常包括细长导管,其具有在远端处或附近的壳体,用于可释放地容纳多个联接的锚定件。 壳体可以是柔性的,可以符合阀环,并且在一些实施例中可以与可扩张构件联接,以增强壳体与环形组织的接触。 在一个实施例中,自固定锚定件大致平坦地位于输送装置壳体内,允许具有相对大的展开形状的锚定装置容纳在相对窄的输送装置中并从相对狭窄的输送装置展开。