FIG. 1 is a perspective view of a trocar showing our new design;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a side view of the trocar.

Referenced Cited
Foreign Patent Documents
125870 May 1959 SUX
161460 March 1964 SUX
Patent History
Patent number: D277608
Type: Grant
Filed: Apr 13, 1982
Date of Patent: Feb 12, 1985
Inventors: Fred V. G. Ekbladh (S-430 40 Sara), Hans Tillander (S-412 74 Goteborg)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth C. Anderson
Law Firm: Brumbaugh, Graves, Donohue & Raymond
Application Number: 6/367,889
Current U.S. Class: D24/51; D24/59