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US 4,141,362 AGranted
Laser endoscope
AssigneeRichard Wolf GmbH
InventorHelmut Wurster
Life of this patent
Estimating the term…
Abstract
Endoscope equipped both with an observation optic and a Laser beam, including a deflectable reflector enabling the laser beam to scan the body tissue and a focus enabling the laser beam focal plane to be varied depth-wise in the body tissue.
Claims9
A combined optic endoscope and surgical Laser attachment comprising, an elongated shaft of a size for body tissue endoscopy;
- containing a single lens relay system including an objective lens for directing to the operation site a Laser beam while allowing simultaneous observation of the operating site through the same lens system, a Laser beam transmitting lens system positioned on said shaft and attached thereto, a manually tiltable Laser beam deflection mirror permeable to visible light located at one end of and on the axis of each of the lens relay system and transmitting lens system, said mirror being in position to receive and deflect to said lens relay system including the objective lens;
- the transmitted Laser beam, and an optic observation lens and related ocular on said shaft on the axis of said mirror and lens relay system and located on the side of said mirror opposite said lens relay system allowing the surgeon to observe the operation site, so that by tilting said mirror the Laser beam may be directed to any spot within the optic observation field.
Dependencies are inferred from the claim text.