Patent ID: 9072603
Filing Date: 2015-07-07
Classification: A61F

Abstract:
1. Apparatus comprising a mitral valve prosthesis for implantation at a native mitral valve complex of a subject, the prosthesis comprising: an inner support structure having a downstream section, and an upstream section, wherein the upstream section has a cross-sectional area greater than the downstream section, the inner support structure being configured to be positioned at least partially on an atrial side of the native valve complex, and to apply an axial force directed toward a left ventricle; and an outer support structure having two or more engagement arms, a first engagement arm having a first length and a second engagement arm directly opposite the first engagement arm having a second length longer than the first length, wherein the engagement arms are coupled to the inner support structure, and wherein the first and second engagement arms are configured to clamp portions of leaflets of the native valve between the inner support structure and the engagement arms.