04491132 is referenced by 280 patents and cites 18 patents.

A surgical instrument comprising a scalpel handle with a separate protective sheath for use in closed surgical procedures, such as arthroscopy. The protective sheath provides for atraumatic insertion of a scalpel blade into the body and to the actual operative site, minimizing the chance of accidental cutting of surrounding tissue. The handle portion is insertable into the tubular sheath from the distal tubular opening of the sheath. The sheath and handle combination may be engaged relative to each other in a plurality of functional positions.

Title
Sheath and retractable surgical tool combination
Application Number
6/405843
Publication Number
4491132
Application Date
August 6, 1982
Publication Date
January 1, 1985
Inventor
Jerry L Aikins
Warsaw
IN, US
Agent
Margaret L Geringer
Assignee
Zimmer
IN, US
IPC
A61B 17/32
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