Patent ID: 6843803

Claim:
A branching endoluminal prosthesis comprising: a radially expandable support having a proximal portion and a distal portion, the proximal portion including a main lumen, and the distal portion including a first branch having a first lumen, and a second branch having a second lumen, the first and second branch lumens being in communication with the main lumen and extending through the distal portion to define a bifurcation therein, wherein the distal portion has a peanut-shaved cross-section and includes at least one expandable circumferential portion defining a first lobe supporting the first branch, at least one expandable circumferential portion defining a second lobe supporting the second branch, and opposed indentations to support and separate the first and second branches, wherein the branching endoluminal prosthesis has an uninterrupted cross-section over its entire length, and wherein the radially expandable support is formed of independent ring members that are attached to each other by stitching.