Device, system, and method for detecting and localizing obstruction within a blood vessel
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United States of America Patent
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Oct 20, 2009
Grant Date -
Jul 6, 2006
app pub date -
Jan 15, 2004
filing date -
Jan 16, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention is of system, device, and method for detecting and localizing obstruction in a blood vessel. More particularly, the present invention is of a balloon catheter having an expandable balloon which comprises a plurality of strain gauges operable to report relative degrees of expansion of local portions of a wall of the expandable balloon. Incomplete expansion of a local portion of the balloon, under common pressure within the balloon, indicates presence of an obstruction, such as a region of plaque, within the blood vessel.
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