The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 1991
Filed:
Aug. 02, 1989
Allen L VanBeek, Edina, MN (US);
Other;
Abstract
Stereoscopic microsurgery system for depth of field viewing of a surgical procedure internal in the human body, including a head mounted viewing assembly with dual optics, a retractor, and a bundled fiber optic aspiration or suction tubing therebetween. The head mounted viewing assembly includes dual optical viewers which move longitudinally and laterally in x-y-z planes to adjust to a surgeon's eyesight. Containment tubing between the head mounted viewing assembly and the retractor provides for internally contained fiber optic cables for vision, illumination, as well as aspiration or suction at an internal surgical site. The dual functioning optical viewing assemblies provide for visual stereoscopic depth perception at the internal surgical site by the surgeon. The surgical sites can be for the following procedures: