Patent ID: 9463101
Filing Date: 2016-10-11
CPC Classification: A61F,Y10T

Claim Text:
1. A device for implantation into a body lumen, comprising: an expandable stent having at least one end and apices thereat; a plurality of attachment tethers looped around at least one of the apices; and a generally tubular graft having a lumen extending therethrough for the flow of bodily fluid, said graft comprising a first open end, a second open end, and a graft wall having an interior surface and an opposed exterior surface, said graft wall comprising a plurality of layers with internal layers disposed between the interior surface and the opposed exterior surface; wherein the at least one of the apices and the plurality of attachment tethers are disposed over a portion of the exterior surface of the graft near the first open end of the graft; wherein material from at least one of the internal layers forming the graft wall is folded over at said first end (a) to cover at least a portion of at least one of the apices, (b) to cover at least a portion of one of the plurality of attachment tethers, and (c) such that the material is secured over the portion of the exterior surface of the graft near the first open end and over the at least portion of the plurality of attachment tethers to define a plurality of attachment sites thereat.