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Sterile surgical coupler and drape

  • US 5,792,045 A
  • Filed: 03/04/1996
  • Issued: 08/11/1998
  • Est. Priority Date: 10/03/1994
  • Status: Expired due to Term
First Claim
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1. An apparatus for optically coupling a sterile endoscope to a sterile camera setup including an unsterile optical connector mounted to an unsterile camera having trailing cables, and for enclosing the unsterile camera setup in a sterile enclosure for use of the unsterile camera setup in a sterile surgical environment, said apparatus comprising:

  • a sterile coupler having a first end including a first mounting structure for connection to the unsterile optical connector, and having a second end including a second mounting structure for connection to the sterile endoscope, said sterile coupler further having an optical path positioned between said first and second ends thereof through which an image may be transmitted from the sterile endoscope to the unsterile camera;

    a sterile barrier positionable between said first and second ends of said sterile coupler;

    a sterile drape having an open distal end and including a drape ring formed thereon, said sterile drape positionable over said first end of said coupler and having a proximal end extendable over the unsterile optical connector, the unsterile camera and its trailing cables; and

    means for sealing said distal end of said drape between said first and second ends of said sterile coupler whereby said first end of said coupler is isolated from the sterile surgical environment located outside said drape said sealing means including a locking ring positionable between said first end and said second end of said sterile coupler and engaging said drape ring to compress the drape ring between said locking ring and said coupler.

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