Lumbar interbody graft driver

Description

FIG. 1 is a right perspective view of a lumbar interbody graft driver, showing my new design;

FIG. 2 is a right side elevational view thereof, the left side elevational view being identical thereto;

FIG. 3 is a top plan view thereof, the bottom plan view being identical thereto;

FIG. 4 is a left end elevational view thereof;

FIG. 5 is a right end elevational view thereof;

FIG. 6 is a right perspective view of a second embodiment of FIG. 1;

FIG. 7 is a right side elevational view thereof, the left side elevational view being identical thereto;

FIG. 8 is a top plan view thereof, the bottom plan view being identical thereto;

FIG. 9 is a left end elevational view thereof;

FIG. 10 is a right end elevational view thereof;

FIG. 11 is a right perspective view of a third embodiment of FIG. 1;

FIG. 12 is a right side elevational view thereof, the left side elevational view being identical thereto;

FIG. 13 is a top plan view thereof, the bottom plan view being identical thereto;

FIG. 14 is a left end elevational view thereof;

FIG. 15 is a right end elevational view thereof;

FIG. 16 is a right perspective view of a fourth embodiment of FIG. 1;

FIG. 17 is a right side elevational view thereof, the left side elevational view being identical thereto;

FIG. 18 is a top plan view thereof, the bottom plan view being identical thereto;

FIG. 19 is a left end elevational view thereof; and

FIG. 20 is a right end elevational view thereof.

Referenced Cited
U.S. Patent Documents
D245919 September 27, 1977 Shen
D249705 September 26, 1978 London
3486505 December 1969 Morrison
4566466 January 28, 1986 Ripple et al.
Patent History
Patent number: D312309
Type: Grant
Filed: Nov 16, 1987
Date of Patent: Nov 20, 1990
Inventor: Gary K. Michelson (Venice, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Attorney: Lewis Anten
Application Number: 7/121,594
Classifications
Current U.S. Class: D24/26