Surgical cannula

- Acufex Microsurgical Inc.

FIG. 1 is a side elevation of a surgical cannula showing our new design;

FIG. 2 is an elevation as seen from the opposite side of FIG. 1;

FIG. 3 is a front elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D265249 June 29, 1982 Halvorsen
D270090 August 9, 1983 Jennings
4211214 July 8, 1980 Chikashige
4324239 April 13, 1982 Gordon et al.
4349021 September 14, 1982 Raible
4350157 September 21, 1982 Hoffa
Patent History
Patent number: D276649
Type: Grant
Filed: Oct 24, 1983
Date of Patent: Dec 4, 1984
Assignee: Acufex Microsurgical Inc. (Norwood, MA)
Inventors: George P. Honkanen (North Scituate, MA), John C. Strahan (Arlington, MA), Philip R. Lichtman (Newton, MA)
Primary Examiner: A. Hugo Word
Law Firm: Schiller & Pandiscio
Application Number: 6/544,554
Current U.S. Class: D24/8; D24/59