The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 26, 1993
Filed:
Jun. 17, 1992
Applicant:
Inventors:
Claude Vidal, Santa Barbara, CA (US);
Russell J Redmond, Santa Barbara, CA (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
604158 ; 604274 ;
Abstract
A trocar for placement in the lumen of a cannula to facilitate inserting the cannula through a wall defining a body cavity is disclosed. The trocar has a replaceable tip portion which affords continuous sharp cutting surfaces even in a completely reusable trocar.