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Apparatus and method for visualizing ultrasonic images

  • US 5,957,844 A
  • Filed: 11/28/1997
  • Issued: 09/28/1999
  • Est. Priority Date: 12/03/1996
  • Status: Expired due to Term
First Claim
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1. A method for visualizing internal images of a body in relation to an instrument within the body, said images having been acquired by an ultrasound imaging transducer, said method comprising the steps of:

  • (a) storing the acquired images;

    (b) obtaining spatial positional information of the instrument comprising a position and an orientation of the instrument in a frame of reference;

    (c) obtaining spatial positional information of each of the images of the body acquired by the ultrasound imaging transducer comprising a position and an orientation of the images in the frame of reference;

    (d) determining the position and orientation of the instrument relative to the position and orientation of the images;

    (e) processing the stored images to generate processed images, the processed images being selected to provide a view which is spatially related to the position and orientation of the instrument; and

    (f) displaying the processed images of the body on a display.

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