Patent ID: 8685085
Filing Date: 2014-04-01
Classification: A61F,Y10T

Abstract:
1. A method of implanting an endoprosthesis having a plurality of positioning arches, a plurality of retaining arches, and a prosthetic valve attached to the plurality of retaining arches such that at least a part of the prosthetic valve extends from the plurality of retaining arches transversely across an interior of the endoprosthesis, the method comprising: positioning the endoprosthesis adjacent a native valve; expanding the plurality of positioning arches from a collapsed configuration to an expanded configuration while holding the plurality of retaining arches in a collapsed configuration; positioning the expanded plurality of positioning arches radially outward of at least one native leaflet of the native valve and radially inward of a vessel wall; expanding the plurality of retaining arches from the collapsed configuration to an expanded configuration; and engaging the at least one native leaflet of the native valve with at least one of the plurality of positioning arches and at least one of the plurality of retaining arches.