Artificial spinal infusion implant

Description

FIG. 1 is a perspective view of the an artificial spinal infusion implant showing my new design;

FIG. 2 is a top plan view of the design of FIG. 1, with the bottom plan view being a mirror image thereof;

FIG. 3 is a left side elevational view of the design of FIG. 1;

FIG. 4 is a right side elevational view of the design of FIG. 1;

FIG. 5 is a rear end view of the design of FIG. 3;

FIG. 6 is a front end view of the design of FIG. 1;

FIG. 7 is an enlarged fragmentary view along line 7 of the design of FIG. 2;

FIG. 8 is a top plan view of a first alternative embodiment of the design of FIG. 1, the bottom plan view being a mirror image thereof;

FIG. 9 is a left side elevational view of the design of FIG. 8;

FIG. 10 is a right side elevational view of the design of FIG. 8;

FIG. 11 is a rear end view of the design of FIG. 8;

FIG. 12 is a front end view of the design of FIG. 8;

FIG. 13 is an enlarged fragmentary view along line 13 of the design of FIG. 8;

FIG. 14 is a top plan view of a second alternative embodiment of the design of FIG. 1, the bottom plan view being a mirror image thereof;

FIG. 15 is a left side elevational view of the design of FIG. 14;

FIG. 16 is a right side elevational view of design of FIG. 14;

FIG. 17 is a rear end view of the design of FIG. 14;

FIG. 18 is a front end view of the design of FIG. 14;

FIG. 19 is an enlarged fragmentary view along line 19 of the design of FIG. 14;

FIG. 20 is a top plan view of a third alternative embodiment of the design of FIG. 1, the bottom plan view being a mirror image thereof;

FIG. 21 is a left side elevational view of the design of FIG. 20;

FIG. 22 is a right side elevational view of the design of FIG. 20;

FIG. 23 is a rear end view of the design of FIG. 20;

FIG. 24 is a front end view of the design of FIG. 20; and,

FIG. 25 is an enlarged fragmentary view along line 25 of the design of FIG. 20.

Referenced Cited
U.S. Patent Documents
5192327 March 9, 1993 Brantigan
5306309 April 26, 1994 Wagner et al.
5397364 March 14, 1995 Kozak et al.
5425772 June 20, 1995 Brantigan
5443514 August 22, 1995 Steffee
5458638 October 17, 1995 Kuslich et al.
Patent History
Patent number: D377527
Type: Grant
Filed: Jun 3, 1994
Date of Patent: Jan 21, 1997
Assignee: Sofamor Danek Group, Inc. (Memphis, TN)
Inventor: Gary K. Michelson (Venice, CA)
Primary Examiner: Stella Reid
Law Firm: Woodard, Emhardt, Naughton, Moriarty & McNett
Application Number: 0/23,921
Classifications
Current U.S. Class: Prosthesis Or Implant (D24/155)