Surgical cuttinli tool

Abstract

Abstract AN OUTBOARD TOOL SUPPORT ATTACHMENT IS PROVIDED FOR A ROTARY SURGICAL CUTTINGTOOL ASSEMBLY. SUCH ASSEMBLY HAS A MANUALLY GRASPABLE HOUSING CONTAINING A CONTROLLABLE TURBINE MOTOR TO DRIVE AT HIGH SPEED A ROTARY SPINDLE PROJECTING FROM A NOSE PORTION OF THE HOUSING, THE OUTER END OF THE SPINDLE BEING PROVIDED WITH A COAXIAL SOCKET TO RECEIVE AND ROTATE A LONGITUDINALLY SHORT CUTTING TOOL. THE ATTACHMENT INCLUDES A DETACHABLE MOUNTING GRIP AT ONE END FOR ENGAGEMENT WITH THE NOSE PORTION OF THE HOUSING, AND AT THE OTHER END IT IS PROVIDED WITH AN OUTBOARD ANTIFRICTION BEARING ASSEMBLY HAVING INNER AND OUTER RACES, THE INNER RACE BEING ADAPTED TO ROTATABLY SUPPORT A LONGITUDINALLY EXTENSIVE CUTTING TOOL HAVING ONE END RECEIVED IN THE COAXIAL SOCKET, WHEREBY THE CUTTING TOOL MAY BE ROTATED AT HIGH SPEED WITHOUT OBJECTIONABLE WHIPPING ACTION. SEVERAL TYPES OF OUTBOARD TOOL SUPPORT ATTACHMENTS, AND SEVERAL TYPES OF LONGITUDINALLY EXTENSIVE CUTTING TOOLS ARE DISCLOSED FOR A VARIETY OF SURGICAL OPERATIONS. CERTAIN OF THE OUTBOARD TOOL SUPPORT ATTACHMENTS INCLUDE A BAR EXTENSION AT THE PROJECTING END EXTENDING PARALLEL TO THE AXIS TO EXPOSE A COEXTENSIVE PORTION OF THE CUTTING TOOL, AND ONE OF THE BAR EXTENSIONS IS CHARACTERIZED BY A HEAD ON THE PROJECTING END THEREOF AND WITH AN OPENING THEREIN TO RECEIVE THE END OF THE CUTTING TOOL.

Inventors

No inventors recorded.

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