Lumbar interbody graft driver
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.
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