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VALVULE CARDIAQUE PROTHÉTIQUE ET APPAREIL DE MISE EN PLACE
专利权人:
Edwards Lifesciences Corporation
发明人:
申请号:
EP09808759.6
公开号:
EP2331019B1
申请日:
2009.08.19
申请国别(地区):
EP
年份:
2019
代理人:
摘要:
Embodiments of the present disclosure provide a prosthetic heart valve and a heart valve delivery apparatus for delivery of the prosthetic heart valve to a native valve site via the human vasculature. The delivery apparatus is particularly suited for advancing a prosthetic valve through the aorta (i.e., in a retrograde approach) for replacing a diseased native aortic valve. In one embodiment, a self-expanding valve comprises an expandable stent that is shaped to maintain the valve in the aortic annulus against axial without anchors or retaining devices that engage the surrounding tissue. A delivery apparatus for delivering s self-expanding prosthetic valve can be configured to allow controlled and precise deployment of the valve from a valve sheath so as to minimize or prevent jumping of the valve from the valve sheath.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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