Patent ID: 6231597
Filing Date: 2001-05-15
Classification: A61B,A61F

Abstract:
Apparatus for treating an abnormality in a vessel, the apparatus comprising:a tubular member including an end region configured to circumferentially engage a first portion of the vessel adjacent to the abnormality;a mid-region of the tubular member comprising a plurality of members having a convex outer surface that is configured to engage a second portion of the vessel, the second portion being circumferentially smaller than the first portion and less than a full circumference of the vessel, the plurality of members adapted to span the abnormality; anda delivery system comprising a first catheter having a distal end adapted to support the tubular member and the mid-region, the first catheter having a lumen and a first gear disposed within the lumen for orienting the mid-region so that it spans the abnormality,wherein a retractable sheath retains the tubular member on the first catheter.