Patent ID: 8197529
Filing Date: 2012-06-12
Classification: A61B,A61F

Abstract:
1. An endoprosthesis comprising: a stent component having opposing ends and further having a reduced delivery profile and an enlarged deployed profile; said stent component comprising a wire formed into a helical winding having space between adjacent elements of the helical winding, wherein the helical winding provides a tubular form to the stent component and wherein the helical winding includes at least one apex located between the opposing ends of the stent component; a graft material attached to the stent component covering the space between each adjacent element of the helical winding, wherein the graft material provides a continuous luminal surface between the opposing ends of the stent component; and wherein at least one of said apices located between the opposing ends of the stent component is raised to protrude outwardly from said tubular form and wherein the resulting raised apex is covered by said graft material.