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Method and apparatus of logicalizing and determining orientation of an insertion end of a probe within a biotic structure

  • US 5,546,949 A
  • Filed: 03/16/1995
  • Issued: 08/20/1996
  • Est. Priority Date: 04/26/1994
  • Status: Expired due to Fees
First Claim
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1. An apparatus for localizing and determining orientation of an insertion end of a probe having therapeutic or diagnostic utility within a biotic structure, such apparatus comprising:

  • a probe with a directional acoustic transmitter attached to a tip of an insertion end of the probe;

    a power supply for energizing the directional acoustic transmitter; and

    an ultrasonic imaging system having Doppler capability for displaying positional information of the probe and indicia of the orientation of the tip of the probe based upon a signal from the directional acoustic transmitter.

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