Patent ID: 7044962

Claim:
An implantable prosthesis having a lumen, said implantable prosthesis comprising: at least one radially-expandable tubular body having a first open end, a second open end, and a sidewall extending therebetween; and at least one skirt extending from, and at least partially overlapping, said tubular body, said skirt terminating in a peripheral edge that is spaced from a juncture between said skirt and said tubular body, at least portions of said peripheral edge being free and displaceable to a greater diameter than said tubular body, said skirt extending from said juncture towards said first end, wherein at least one hole is defined through said sidewall which is overlapped by said skirt, said at least one hole communicating with said lumen of said implantable prosthesis, said sidewall having an uninterrupted outer surface between said first end and said at least one hole so as to allow blood flow trapped by said skirt to be introduced into said lumen of said implantable prosthesis via said at least one hole.