Dilatation/centering catheter used for the treatment of stenosis or other construction in a bodily passageway and method thereof
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United States of America Patent
Stats
-
May 22, 2001
Grant Date -
N/A
app pub date -
Aug 6, 1999
filing date -
Sep 13, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus and method for treating an occlusion or constriction, such as a stenosis in a blood vessel or other conduit in the body, as well as an apparatus and method for treating a tumor or cancerous area occurring around a conduit or duct in the body. The apparatus includes a catheter provided with a centering balloon including a catheter centering balloon encircling a portion of the catheter near its distal end. This centering balloon contains a plurality of thin spoke-like members. A second dilatation balloon attached to the surface of the catheter is used to treat the stenosed area. A radioactive source of material is included for treating the stenosis or cancer.
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