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TRANSAPICAL MITRAL VALVE REPAIR DEVICE

机译:跨瓣式瓣膜修复装置

摘要

Methods and devices for repairing a cardiac valve. A minimally invasive procedure includes creating an access in the apex region of the heart through which one or more instruments may be inserted. The device (75) can implant artificial heart valve chordae tendineae into cardiac valve leaflet tissues to restore proper leaflet function and prevent reperfusion. The device punctures the apex of the heart and travels through the ventricle. The tip of the device rests on the defective valve and punctures the valve leaflet. A suture (168) or a suture/guide wire combination is inserted, securing the top of the leaflet to the apex of the heart. A resilient element or shock absorber mechanism adjacent to the outside of the apex of the heart minimizes the linear travel of the device in response to the beating of the heart or opening/closing of the valve.
机译:用于修复心脏瓣膜的方法和装置。一种微创程序包括在心脏的心尖区域创建一个通道,通过该通道可以插入一个或多个器械。装置(75)可将人工心脏瓣膜腱索植入心脏瓣膜小叶组织中以恢复适当的小叶功能并防止再灌注。该设备穿刺心脏的心尖并穿过心室。设备的尖端靠在有缺陷的瓣膜上并刺穿瓣膜小叶。插入缝线(168)或缝线/导丝组合,将小叶的顶部固定到心脏的心尖。响应于心脏的跳动或瓣膜的打开/关闭,邻近心脏的心尖外侧的弹性元件或减震器机构使装置的线性行程最小化。

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