Surgery – Radioactive substance applied to body for therapy – Radioactive substance placed within body
Patent
1996-02-29
1999-03-16
Lacyk, John P.
Surgery
Radioactive substance applied to body for therapy
Radioactive substance placed within body
606194, 604 96, A61N 500
Patent
active
058822909
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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Atkinson Robert E.
Lacyk John P.
Sci-Med Life Systems, Inc.
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