ULTRASOUND PROBE AND ULTRASOUND ENDOSCOPE
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United States of America Patent
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Issued Date -
Nov 10, 2022
app pub date -
Jul 21, 2022
filing date -
Feb 28, 2020
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Abstract
An ultrasound probe includes: an ultrasound transducer array in which a plurality of ultrasound transducers configured to transmit and receive ultrasound are arrayed; a backing layer provided on a proximal end surface of the ultrasound transducer array; and a piezoelectric element, provided on a proximal end surface of the backing layer, whose direction of polarization is opposite to a direction of polarization of the plurality of ultrasound transducers.
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