Leaflet suturing to commissure point for prosthetic heart valve

摘要

A collapsible prosthetic heart valve (100) includes a collapsible and expandable stent (102) and a collapsible and expandable valve assembly (104). The stent has a proximal end and a distal end. A plurality of commissure points (116) is disposed on the stent. The valve assembly is disposed within the stent and includes a plurality of leaflets (108) . Each leaflet has a free edge (505). An end portion (724a, 724b) of the free edge of each leaflet is folded and sutured (730a, 730b) to a corresponding one of the plurality of the commissure points. 722a 722b 735a 735b 737a- 737b 720a 720b 100a 100b 735a 735b 722a 722b 730a 730b 737a 77