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Surgical instrument assembly and associated technique
As illustrated in FIG. 1, a laparoscopic type surgical instrument clamp 10 comprises an elongate tubular member 12 provided at a distal end with a clamping member 14. C...
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Direct illumination otoscope
What is claimed is: 1. An otoscope comprising an otoscope speculum, a bulb sleeve within said otoscope speculum, movable contact means protruding into said sleeve, and ...
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Ovoid atherectomy cutter
What is claimed is: 1. A rotatable atherectomy cutter for removing obstructive tissue from a body vessel, comprising: a hollow cylindrical base having an outer wall; a ...
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Tissue-retrieving means for a surgical snare instrument
Important objects of the present invention include the provision of tissue-retrieving means for a surgical open-snare instrument, which means will insure that severed ...
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Photometer
I claim: 1. A photometer arrangement comprising a photodiode for supplying a voltage proportional to the logarithm of the light intensity, an oscillator the frequency of ...
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Surgical knife assembly including depth guard
It is an object of the invention to provide a surgical knife assembly which includes a guide for limiting the depth of an incision. It is another object of the invention ...
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Device for determination of layer thickness, or alternatively, measurement of surface topography
What is claimed is: 1. A unitary measuring device adapted to be placed in firm engagement with a surface for measuring a dimensional characteristic of said surface, said ...
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Surgical microscope system
The foregoing and other objects of the invention are accomplished by providing a new and improved microscope system having means for projecting on to the cornea an image,...
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Hygienic attachments for therapy lasers
OF THE INVENTION In FIG. 1, numeral 1 indicates a moulded plastic half-section of a direct beam laser therapy unit head, numeral 2 indicates a laser tube, functioning ...
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Process and apparatus for automatically cutting out work pieces in accordance with a pattern
We claim: 1. A process for controlling a cutting device which is automatically traversed by a drive mechanism controlled by a photoelectric scanning apparatus to cut a ...
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