Ultrasonic device having wire sheath
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United States of America Patent
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-
Sep 28, 1993
Grant Date -
N/A
app pub date -
Dec 24, 1990
filing date -
Dec 24, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An ultrasonic device having a wire sheath for use in removing plaque from a human artery. This ultrasonic device has a wire for removing the plaque, a sheath around the wire for minimizing transverse displacement during cavitation; a handpiece having a portion joined to the wire at one end, and a transducer in the handpiece for vibrating the wire axially. It may also have a pips fitting having an opening for a syringe for fluid under pressure for a passageway between the wire and sheath.
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