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Rigid video-endoscope having a rotatable device for adjusting the orientation of an image relative to an image receiving device

  • US 5,005,943 A
  • Filed: 12/12/1989
  • Issued: 04/09/1991
  • Est. Priority Date: 12/12/1988
  • Status: Expired due to Fees
First Claim
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1. A rigid video-endoscope comprising:

  • an optical system disposed at a distal end of an elongated tubular rigid inserting portion and providing an image of an object;

    a solid state image receiving device, whose axis is in alignment with the optical axis of the optical system, for picking up the image provided by the optical system, said image receiving device being connected through an electrical cable to an image processing device disposed outside the video-endoscope;

    a bundle of optical fibers transmitting light from a light source and illuminating the object, said bundle passing along said elongated tubular inserting portion and defining an optical cable;

    wherein said video-endoscope further includes an handle supporting said elongated inserting portion, through a proximal end thereof, and said image receiving means disposed inside said handle, this latter comprising a rotatable device for rotating the image provided by the optical system, in order to optimally adjust the orientatation of the image relative to said receiving means, said rotatable device of the handle being disposed between the optical system and the image receiving device.

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