Patent ID: 6551350
Filing Date: 2003-04-22
Classification: A61F

Abstract:
A stent-graft comprising:a graft member having a proximal end and a distal end and including a single lumen graft section integral with a bifurcated graft section, said bifurcated graft section having two separate lumens; a single lumen stent section secured to at least a portion of a periphery of said single lumen graft section and extending over at least a portion of said bifuircated graft section, said single lumen stent section being formed from a helically arranged undulating member having a plurality of helical turns with undulations in one helical turn being essentially in-phase with undulations of adjacent helical turns, a portion of undulations in a first helical turn of said plurality of said helical turns extending toward said proximal end and another portion of said undulations in said first helical turn extending toward said distal end, some proximally extending undulations of said first helical turn having an amplitude greater than other proximally extending undulations of said first helical turn.