Patent ID: 6554841
Filing Date: 2003-04-29
Classification: A61F

Abstract:
A stent delivery system comprising:a catheter including a stent mounting region; a stent disposed about the stent mounting region of the catheter, the stent having a distal end and a proximal end, the stent further having a unexpanded state and an expanded state, and at least one stent retaining sleeve, the at least one stent retaining sleeve having a first end and a second end, the first end overlying an end of the stent when the stent is in the unexpanded state, the second end engaged to at least a portion of the catheter adjacent to the stent mounting region, the at least one stent retaining sleeve comprising a first material and at least one substantially longitudinally oriented stripe of a second material, the first material having a predetermined hardness and the second material having a predetermined hardness, the predetermined hardness of the second material having a greater durometer value than the predetermined hardness of the first material.