Surgery – Instruments – Orthopedic instrumentation
Patent
1996-07-30
1998-07-21
Buiz, Michael
Surgery
Instruments
Orthopedic instrumentation
606180, 173218, 415904, A61B 1732
Patent
active
057828369
ABSTRACT:
A pneumatic surgical tool for cutting bone during surgical procedures includes a pneumatic motor having a rotary shaft, a resecting tool having a cutting element rotated by the motor, a sleeve to surround and support the resecting tool, anti-friction bearings for further rotatably supporting the resecting tool, and a chuck for connecting the resecting tool to a spindle of the rotary shaft. The motor housing, rotor, spindle, and chuck are created from titanium. The bore of the housing and the cutting tip of the resecting tool have thin hard metal cases, such as titanium nitride, titanium aluminum nitride, or titanium carbon nitride.
REFERENCES:
patent: 3472323 (1969-10-01), Hall
patent: 3752241 (1973-08-01), Bent
patent: 5383771 (1995-01-01), Ghode et al.
Estes Larry Dale
Scantlebury Townesend R.
Tidwell Durrell G.
Umber Ray
Bradley James E.
Buiz Michael
Midas Rex Pneumatic Tools, Inc.
Reip David O.
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