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Laser endoscope

  • US 4,589,404 A
  • Filed: 01/03/1984
  • Issued: 05/20/1986
  • Est. Priority Date: 01/03/1984
  • Status: Expired due to Term
First Claim
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1. Apparatus for viewing and/or treatment within body cavities by non-surgical or micro-surgical procedures, said apparatus comprising;

  • a coherent fiber optical cable whose diameter is micro-thin having a planar distal end for insertion into a body cavity and a planar proximate end;

    a single optical fiber, having a distal end adjacent said distal end of said optical cable and a proximate end adjacent said proximate end of said optical cable;

    a laser light source alignable with said proximate end of said single fiber to transmit light to said distal end to illuminate the body cavity;

    optical lens means at the distal end of said optical cable to focus an image of a portion of the cavity on said distal end of said optical cable for transmission through said optical cable;

    optical focus means connectable to said proximate end of said optical cable to focus an image of the portion of the body cavity reflected through said optical cable; and

    viewing means connected to said focus means for displaying an image of the portion of the body cavity.

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