Bipolar pen coagulator

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Description

FIG. 1 is a left side elevational view of a bipolar pen coagulator, showing my new design, the right side elevational view being a mirror image thereof.

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front end elevational view thereof; and

FIG. 5 is a rear end elevational view thereof.

Referenced Cited
U.S. Patent Documents
1983669 December 1934 Kimble
3682162 August 1972 Colyer
3801766 April 1974 Morrison, Jr.
3825004 July 1974 Durden, III
4014343 March 29, 1977 Esty
4043342 August 23, 1977 Morrison, Jr.
4112950 September 12, 1978 Pike
4248231 February 3, 1981 Herczog et al.
4476862 October 16, 1984 Pao
4483338 November 20, 1984 Bloom et al.
4537193 August 27, 1985 Tanner
4548207 October 22, 1985 Reimels
4674499 June 23, 1987 Pad
Patent History
Patent number: D320856
Type: Grant
Filed: Jan 4, 1989
Date of Patent: Oct 15, 1991
Assignee: Surgical Technologies Inc. (Chesterfield, MO)
Inventor: Gregg D. Scheller (Ballwin, MO)
Primary Examiner: Stella Reid
Law Firm: Senniger, Powers, Leavitt & Roedel
Application Number: 7/293,479