Interbody spinal implant
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FIG. 1 is a perspective view of the an interbody threaded spinal implant showing my new design;
FIG. 2 is a left side elevational view of the design of FIG. 1, with the right side being a mirror image thereof;
FIG. 3 is a front side elevational view of the design of FIG. 1, with the rear side being a mirror image thereof;
FIG. 4 is a cross sectional view along lines 4--4 of the design of FIG. 3;
FIG. 5 is a cross sectional view along lines 5--5 of the design of FIG. 3;
FIG. 6 is a top plan view of the design of FIG. 1;
FIG. 7 is a bottom plan view of the design of FIG. 1;
FIG. 8 is a perspective view of a first alternative embodiment of the design of FIG. 1;
FIG. 9 is a left side elevational view of the design of FIG. 8, with the right side being a mirror image thereof;
FIG. 10 is a front side elevational view of the design of FIG. 8, with the rear side being a mirror image thereof;
FIG. 11 is a cross sectional view along lines 11--11 of the design of FIG. 9;
FIG. 12 is a top plan view of the design of FIG. 8;
FIG. 13 is a bottom plan view of the design of FIG. 8;
FIG. 14 is a perspective view of a second alternative embodiment of the design of FIG. 1;
FIG. 15 is a left side elevational view of the design of FIG. 14, with the right side being a mirror image thereof;
FIG. 16 is a front side elevational view of design of FIG. 14 with the rear side being a mirror image thereof;
FIG. 17 is a cross sectional view along lines 17--7 of the design of FIG. 16;
FIG. 18 is a cross sectional view along lines 18--18 of the design of FIG. 16;
FIG. 19 is a top plan view of the design of FIG. 14;
FIG. 20 is a bottom plan view of the design of FIG. 14;
FIG. 21 is a perspective view of a fourth alternative embodiment of the design of FIG. 1;
FIG. 22 is a left side elevational view of the design of FIG. 21, with the right side being a mirror image thereof;
FIG. 23 is a top plan view of the design of FIG. 21;
FIG. 24 is a bottom plan view of the design of FIG. 21;
FIG. 25 is a front side elevational view of the design of FIG. 21 with the rear side being a mirror image thereof; and,
FIG. 26 is a cross sectional view along lines 26--26 of the design of FIG. 25.
Type: Grant
Filed: Jun 3, 1994
Date of Patent: Dec 31, 1996
Assignee: Sofamor Danek Properties, Inc. (Memphis, TN)
Inventor: Gary K. Michelson (Venice, CA)
Primary Examiner: Stella Reid
Law Firm: Woodard, Emhardt, Naughton Moriarty & McNett
Application Number: 0/23,926