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Multiple ultrasonic image registration system, method and transducer

  • US 6,132,376 A
  • Filed: 07/20/1999
  • Issued: 10/17/2000
  • Est. Priority Date: 02/29/1996
  • Status: Expired due to Term
First Claim
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1. A method for creating an ultrasonic scan comprising the following steps:

  • (a) providing an ultrasonic transducer comprising an imaging transducer array and a tracking transducer array, said tracking transducer array comprising a plurality of transducer elements;

    (b) applying a respective transmit signal to each of the transducer elements, each transmit signal comprising a plurality of cycles characterized by a frequency; and

    (c) varying the frequency to selectively control an associated ultrasonic scan direction from the tracking transducer array.

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