Retractable surgical knife

Description

FIG. 1 is a front and top perspective view of a rectractable surgical knife showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a back elevational view thereof; and,

FIG. 8 is a front and top perspective view thereof, with the blade in retracted position.

Claims

The ornamental design for a retractable surgical knife, as shown and described.

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Inventors:	Werner; Richard S. (Minneapolis, MN)
Appl. No.:	D/016,028
Filed:	December 3, 1993

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Current U.S. Class:	D24/141; D24/147
Field of Search:	;D24/146 ;D8/99 ;30/162,159,160,161,272.1,286,320,346 ;606/167,172,182,171,170,182

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References Cited [Referenced By]

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U.S. Patent Documents

D263020	February 1982	Rau, III
D333418	February 1993	Thompson et al.
2446044	July 1948	Davis
2905146	September 1959	Johmann
3144005	August 1964	Johmann
3217410	November 1965	Matwijcow
3657812	April 1972	Lee
3885308	May 1975	Gordin
3906626	September 1975	Riuli
4660287	April 1987	Decker
5071426	December 1991	Dolgin et al.
5116351	May 1992	Frassetti
5139507	August 1992	Dolgin et al.
5141517	August 1992	Shutt
5250063	October 1993	Abidin et al.
5292329	March 1994	Werner

Primary Examiner: Word; A. Hugo
Assistant Examiner: Simmons; I.
Attorney, Agent or Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt