Catheter support for stent delivery
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United States of America Patent
Stats
-
Aug 26, 2003
Grant Date -
Apr 25, 2002
app pub date -
Dec 4, 2001
filing date -
Aug 23, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An angioplasty and stent delivery system to facilitate introduction and placement of a stent, including a catheter having an expandable distal portion constructed and arranged for expanding the outer diameter of the catheter from a contracted state to an expanded state: a stent positioned around the distal portion of the catheter having a contracted condition and being expandable to an expanded condition, and being sized in the contracted condition to closely surround the catheter in the contracted state, the expandable distal portion of the catheter including a balloon within which or over which there is included on a catheter shaft at least one axially movable or enlargeable body of a diameter larger than the catheter shaft to which the stent and balloon are fitted, as by crimping, for holding the stent in place until it is released therefrom by expansion of the balloon.
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