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Diagnostic tomographic laser imaging apparatus

  • US 6,195,580 B1
  • Filed: 07/31/1998
  • Issued: 02/27/2001
  • Est. Priority Date: 07/10/1995
  • Status: Expired due to Fees
First Claim
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1. A laser imaging apparatus, comprising:

  • a) a non-vertically movable and non-tiltable platform including a top surface to support a female patient in front-down, prone position;

    b) said platform including an opening adapted to permit a breast of the patient to be vertically pendant below said surface;

    c) a scanning chamber disposed below said opening to receive therein the breast;

    d) said scanning chamber including a source of laser beam for passing through the breast and at least one photodetector adapted to respond to the laser beam exiting the breast, said at least one photodetector having a response curve with a leading edge component;

    e) a time-gate switch circuit for sampling said leading edge component of said response curve for said at least one photodetector; and

    f) a computer programmed to generate an image of the scanned breast from the sampled leading edge component of said response curve.

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