ROUGHENED CUFF SURFACE
First Claim
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1. A prosthetic heart valve, comprising:
- a collapsible and expandable stent having a proximal end and a distal end;
a cuff having an inner surface and an outer surface, at least a portion of the outer surface having a plurality of indentations capable of promoting tissue growth connected to at least one of the inner and outer surfaces of the stent;
a collapsible and expandable valve assembly, the valve assembly including a plurality of leaflets connected to at least one of the stent and the cuff.
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Abstract
A prosthetic heart valve includes a collapsible and expandable stent having a proximal end, a distal end, an annulus section adjacent the proximal end and an aortic section adjacent the distal end. A cuff having an inner surface and an outer surface is made sufficiently rough to promote tissue growth. The prosthetic heart valve further includes a collapsible and expandable valve assembly, the valve assembly including a plurality of leaflets connected to at least one of the stent and the cuff.
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Citations
21 Claims
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1. A prosthetic heart valve, comprising:
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a collapsible and expandable stent having a proximal end and a distal end; a cuff having an inner surface and an outer surface, at least a portion of the outer surface having a plurality of indentations capable of promoting tissue growth connected to at least one of the inner and outer surfaces of the stent; a collapsible and expandable valve assembly, the valve assembly including a plurality of leaflets connected to at least one of the stent and the cuff. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of treating a cuff for a prosthetic valve assembly comprising:
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providing a collapsible and expandable stent having a proximal end and a distal end; roughening at least a portion of an outer surface of a cuff to promote tissue growth on the roughened surface; coupling the cuff to the collapsible and expandable stent. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification