Prosthetic Heart Valve Square Leaflet-Leaflet Stitch
First Claim
Patent Images
1. A prosthetic heart valve comprising at least two leaflets being secured together along aligned edges thereof by a stitch of a single thread, the stitch comprising at least one loop extending through a first aperture, around the aligned edges, and back through the first aperture.
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Abstract
A prosthetic heart valve provided herein can include at least two leaflets being secured together along aligned edges thereof by a stitch of a single thread. The stitch includes at least one loop extending through a first aperture, around the aligned edges, and back through the first aperture.
59 Citations
20 Claims
- 1. A prosthetic heart valve comprising at least two leaflets being secured together along aligned edges thereof by a stitch of a single thread, the stitch comprising at least one loop extending through a first aperture, around the aligned edges, and back through the first aperture.
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12. A prosthetic heart valve comprising:
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at least three leaflets secured together along side edges thereof by a stitch of a single thread; a tubular expandable member secured to an out flow end of the at least three leaflets; and a tubular seal secured to an inflow end bottom edge of the at least three leaflets and to an outer surface of the tubular expandable member. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19)
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20. A prosthetic heart valve comprising:
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at least three leaflets secured together along side edges thereof by a stitch of a single thread, at least one leaflet being secured to at least a second leaflet by a running stitch, the running stitch being a square stitch; a tubular expandable member secured to an out flow end of the at least three leaflets; and a tubular seal secured to an inflow end bottom edge of the at least three leaflets and to an outer surface of the tubular expandable member.
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Specification