Apparatus and method for treating a disease process in a luminal structure
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United States of America Patent
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Aug 12, 2003
Grant Date -
May 9, 2002
app pub date -
Nov 9, 1998
filing date -
Nov 9, 1998
priority date (Note) -
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Abstract
An apparatus and method for treating a disease process in a luminal structure comprises a balloon catheter having a central balloon and two edge balloons. The central balloon may be separately inflated temporally and with different radioactive fluid than the edge balloons. Other arrangements include a wire, stent and concentric balloons, which provide spatial and temporal control enabling differential radioactivity at different spatial locations along the structure.
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