Patent ID: 7736387

Claim:
A mechanism for securing an endoprosthesis to corporeal tissue of a corporeal lumen, the mechanism comprising: a tubular frame; an elongate member having a first end attached to the tubular frame and a second end that is movable away from the tubular frame so as to impinge upon corporeal tissue, wherein the elongate member includes a middle portion between the first end and the second end; a stress relief cut-out formed through the tubular frame and located adjacent the first end of the elongate member; an incision formed through the tubular frame, the incision extending from the stress relief cut-out and around the second end; and the tubular frame having a compressed configuration at which the second end of the elongate member extends a first distance from the frame in a first direction and at which the middle portion extends a second distance from the frame in a second direction opposite the first direction.