Patent ID: 6673102
Filing Date: 2004-01-06
Classification: A61F

Abstract:
An endoprosthesis comprising:self-expanding stent element having at least a first segment and a second segment; a cover on the first segment, with the second segment being left uncovered; the uncovered second segment including a stent pattern that prevents uncontrolled longitudinal elongation of the second segment of the stent; the cover including a structure having a transmural permeability time over a majority of the cover of greater than 60 seconds per 100 cc of air per 1 cm2 of cover at 1.2 kPa of pressure; wherein the stent pattern comprises a continuous wire wrapped across the second segment at least twice producing interlocked apices and at least one cross-over region; and wherein the wire includes two ends and the two ends are both terminated within the covered first segment.