Surgical chisel
Description
FIG. 1 is a perspective view of a surgical chisel showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a rear elevational view;
FIG. 4 is a right side elevational view, the left side elevational view is a mirror image of the right;
FIG. 5 is a top plan view; and
FIG. 6 is a bottom plan view.
Referenced Cited
U.S. Patent Documents
Other references
D149700 | May 1948 | Sky |
D182850 | May 1958 | Reymann |
D256503 | August 19, 1980 | Moustakas |
- Zimmer (Surgical Instruments) Catalog, .COPYRGT.1987; Items No. 2821, 2801-2803, 2811, 2813-01/05 (p. D58).
Patent History
Patent number: D318115
Type: Grant
Filed: Feb 8, 1988
Date of Patent: Jul 9, 1991
Inventor: Gary K. Michelson (Venice, CA)
Primary Examiner: Louis S. Zarfas
Attorney: Lewis Anten
Application Number: 7/153,032
Type: Grant
Filed: Feb 8, 1988
Date of Patent: Jul 9, 1991
Inventor: Gary K. Michelson (Venice, CA)
Primary Examiner: Louis S. Zarfas
Attorney: Lewis Anten
Application Number: 7/153,032
Classifications
Current U.S. Class:
Manually Driven (32) (D24/147)