Ultrasonic transducer in lithotripters
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United States of America Patent
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-
May 11, 1993
Grant Date -
N/A
app pub date -
Dec 19, 1990
filing date -
Dec 21, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A lithotripter having a shockwave generator having a cavity filled with water, further having an ultrasonic, locating transducer mounted by means of a holding device which includes metallic inner and outer shells each having a large acoustic impedance as compared with water and an acoustically attenuating layer interposed between the two shells; the shells are spaced from each other so that the shockwaves will be eliminated by interference.
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Cited Art Landscape
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