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Surgical tool with flex circuit ultrasound sensor

  • US 10,413,272 B2
  • Filed: 03/08/2016
  • Issued: 09/17/2019
  • Est. Priority Date: 03/08/2016
  • Status: Active Grant
First Claim
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1. A medical instrument comprising:

  • a catheter;

    a first conductive layer printed circumferentially around at least a portion of the catheter;

    a first nonconductive layer printed on the first conductive layer;

    a second conductive layer printed circumferentially around at least a portion of the first nonconductive layer;

    a second nonconductive layer printed on the second conductive layer;

    an ultrasound sensor printed circumferentially around a distal portion of the second nonconductive layer, the ultrasound sensor adapted to transmit and receive signals;

    a first via connecting the ultrasound sensor to the first conductive layer;

    a second via connecting the ultrasound sensor to the second conductive layer; and

    a connector formed on a proximal end of the catheter for connection to an ultrasound image resolution device.

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