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Methods and devices for improving ultrasonic measurements using anatomic landmarks and soft tissue correction

  • US 6,013,031 A
  • Filed: 03/09/1998
  • Issued: 01/11/2000
  • Est. Priority Date: 03/09/1998
  • Status: Expired due to Term
First Claim
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1. An ultrasonic system for tissue ultrasonic interrogation, comprising:

  • a) a first ultrasonic transducer with an axis of transmission in common with a second ultrasonic transducer, said axis of transmission is through a portion of tissue,b) an x, y positioner that engages said first ultrasonic transducer and said second ultrasonic transducer, said x, y positioner controllably positions said first ultrasonic transducer and said second ultrasonic transducer in a desired manner between at least a first and a second position and is adapted to maintain one or more axes of transmission, andc) a z positioner that positions at least said first ultrasonic transducer, and said z positioner changes the distance of transmission along said one or more axes of transmission between said first ultrasonic transducer and said second ultrasonic transducer, andd) at least one computational unit designed to manage ultrasonic signal transmission and reception of said first ultrasonic transducer and said second ultrasonic transducer in either A scan or B scan mode or both and is designed to control movement of said x, y positioner and said z positioner.

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