04436091 is referenced by 137 patents and cites 4 patents.

A surgical instrument including a tubular member having a port into which material to be cut is introduced there being a cutter within said tubular member having a cutting edge which is moved by a motor relative to said port to sever the material trapped between the port and the butting edge in which when the cutter movement to produce the severing movement is stopped the motor is rotated in the opposite direction to move the cutter to clear any material trapped between it and the port.

Title
Surgical cutting instrument with release mechanism
Application Number
6/245704
Publication Number
4436091
Application Date
March 20, 1981
Publication Date
March 13, 1984
Inventor
Anton Banko
The Bronx
NY, US
Agent
Darby & Darby
Assignee
Surgical Design Corporation
NY, US
IPC
A61B 17/32
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