Surgical knife

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Description

FIG. 1 is a perspective view of a surgical knife of the present invention;

FIG. 2 is a front view thereof, the rear view being a mirror image of FIG. 2;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a cross-sectional view taken along line 7—7 of FIG. 3;

FIG. 8 is an enlarged perspective view of the blade of FIG. 1;

FIG. 9 is an enlarged front view of the blade of FIG. 2;

FIG. 10 is an enlarged top plan view of the blade of FIG. 3;

FIG. 11 is an enlarged bottom plan view of the blade of FIG. 4;

FIG. 12 is an enlarged cross-sectional view of the blade of FIG. 7;

FIG. 13 is an enlarged cross-sectional view taken along line 13—13 of FIG. 10;

FIG. 14 is an enlarged cross-sectional view taken along line 14—14 of FIG. 10;

FIG. 15 is an enlarged cross-sectional view taken along line 15—15 of FIG. 10;

FIG. 16 is an enlarged cross-sectional view taken along line 16—16 of FIG. 10; and,

FIG. 17 is an enlarged cross-sectional view taken along line 17—17 of FIG. 10.

The broken lines in FIGS. 1 through 7 are shown for illustrative purposes only and form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
5002565 March 26, 1991 McGregor
5217476 June 8, 1993 Wishinsky
5217477 June 8, 1993 Lager
5352233 October 4, 1994 Anis
D370532 June 4, 1996 Epstein et al.
D405178 February 2, 1999 Dykes
6056764 May 2, 2000 Smith
RE37304 July 31, 2001 Van Heugten et al.
6554840 April 29, 2003 Matsutani et al.
D483489 December 9, 2003 Scheller et al.
6966921 November 22, 2005 Scheller et al.
Foreign Patent Documents
S-794880 September 1990 JP
S-949594 March 1996 JP
S-949594-1 November 1996 JP
A-H09-276284 October 1997 JP
S-949594-2 May 1998 JP
S-794880-1 December 1999 JP
S-1121174 September 2001 JP
A-2001-238890 September 2001 JP
Patent History
Patent number: D535747
Type: Grant
Filed: Feb 24, 2004
Date of Patent: Jan 23, 2007
Assignee: Kai R & D Center Co., Ltd. (Gifu-ken)
Inventor: Kazuhiko Isogimi (Seki)
Primary Examiner: Ian Simmons
Assistant Examiner: Christopher Lee
Attorney: Posz Law Group, PLC
Application Number: 29/200,087