Intravascular radiation delivery system
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United States of America Patent
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Mar 16, 1999
Grant Date -
N/A
app pub date -
Feb 29, 1996
filing date -
Feb 29, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An intravascular catheter used to deliver radiation to a vascular wall wherein the catheter includes an elongate shaft having a toroidal-serpentine balloon connected to its distal end. The toroidal-serpentine balloon provides a non-helical perfusion path while centering a delivery lumen inside the vasculature. A guide wire and/or a radiation source may be inserted into the delivery lumen. Methods of use and manufacture are also disclosed.
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