Surgical instrument used in back surgery

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Description

FIG. 1 is a front elevational view of a surgical instrument used in back surgery showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D251608 April 17, 1979 Cawood, Jr. et al.
D353886 December 27, 1994 Bales et al.
D378611 March 25, 1997 Croley
2200322 May 1940 Arnesen
4400168 August 23, 1983 Buechel et al.
5230704 July 27, 1993 Moberg et al.
5254117 October 19, 1993 Rigby et al.
Patent History
Patent number: D401691
Type: Grant
Filed: May 9, 1997
Date of Patent: Nov 24, 1998
Inventors: Tibor Koros (Moorpark, CA), Gabriel Koros (Moorpark, CA)
Primary Examiner: Pamela Burgess
Attorney: Richard Slehofer
Application Number: 0/70,518
Classifications
Current U.S. Class: Electrosurgical (e.g., Electrolysis Type, Cauterizer, Etc.) (29) (D24/144)
International Classification: 2402;