HEART VALVE PROSTHESIS WITH COLLAPSIBLE VALVE AND METHOD OF DELIVERY THEREOF
First Claim
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1. A prosthetic cardiac valve support device comprising:
- an annular support element configured for positioning at or near a native heart valve annulus; and
at least two anchoring extensions attached to said annular support element, the anchoring extensions shaped to prevent said annular support element from shifting upstream relative to the native heart valve annulus.
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Abstract
A valve prosthesis is adapted to operate in conjunction with native heart valve leaflets. The prosthesis includes an annulus and a skirt extending from the annulus. The skirt may be configured to be positioned through a native heart valve annulus, and the skirt may be movable between an open configuration permitting blood flow through the skirt and a closed configuration blocking blood flow through the skirt in cooperation with opening and closing of the native heart valve leaflets.
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Citations
21 Claims
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1. A prosthetic cardiac valve support device comprising:
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an annular support element configured for positioning at or near a native heart valve annulus; and at least two anchoring extensions attached to said annular support element, the anchoring extensions shaped to prevent said annular support element from shifting upstream relative to the native heart valve annulus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method for providing support for a cardiac valve comprising:
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placing an annular support element for a cardiac valve upstream of a native heart valve annulus; extending at least two anchoring extensions attached to said annular support element so as to prevent said annular support element from shifting upstream relative to the native heart valve annulus. - View Dependent Claims (16, 17, 18, 19, 20, 21)
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Specification