Patent ID: 7559947
Filing Date: 2009-07-14
Classification: A61F

Abstract:
1. An endoprosthesis for delivery in a body lumen comprising: a plurality of annular elements, said annular elements composed of a plurality of interconnected strut members having a first end and a second end; at least one of the annular elements including a foot extension extending between at least one pair of circumferentially-adjacent strut members, the foot extension including a first foot portion extending circumferentially from the first end of one of the circumferentially-adjacent foot strut members of the pair and a second foot portion extending circumferentially from the first end of the other of the circumferentially-adjacent strut members, the first and second foot portions joined at a toe portion of the foot extension; and wherein the plurality of annular elements are interconnected to form a generally tubular structure having a first end and a second end, wherein in a deployed configuration, the first end having a generally larger expanded diameter than the expanded diameter of the second end.