Atherectomy catheter system and method of using the same
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United States of America Patent
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-
Dec 12, 1989
Issued Date -
N/A
app pub date -
Sep 13, 1988
filing date -
May 14, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An atherectomy system for coring, ingesting and removing an obstruction from within a patient's vessel, comprising a flexible guide-wire insertable into the vessel, a flexible rotary-catheter being rotatably disposed and insertable into the vessel over the flexible guide-wire, having a rotary coring device, at its distal end for making a peripheral cut in an obstruction located in front of it, relative motion between the flexible rotary-catheter and the flexible guide-wire is used to mechanically enable the ingested obstruction material to proximally move into the flexible rotary-catheter.
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