Combined distractor and sleeve for inserting spinal implants

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Description

FIG. 1 is a right side perspective view, the left side being a mirror image thereof;

FIG. 2 is a fragmentary top plan view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a fragmentary left side elevational view, the right side being a mirror image thereof; and,

FIG. 6 is a fragmentary bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
2832343 April 1958 Mose
3486505 December 1969 Morrison
5306309 April 26, 1994 Wagner et al.
5370662 December 6, 1994 Stone et al.
5425772 June 20, 1995 Brantigan
Patent History
Patent number: D397436
Type: Grant
Filed: Sep 30, 1996
Date of Patent: Aug 25, 1998
Inventor: Gary Karlin Michelson (Venice, CA)
Primary Examiner: Doris Clark
Attorneys: Lewis Anten, Esq., Amedeo Ferraro, Esq.
Application Number: 0/60,514
Classifications
Current U.S. Class: Speculum, Dilator Or Retractor (25) (D24/135); Hand Manipulated Tool Or Instrument (23) (D24/133)
International Classification: 2402;