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:
Feb. 16, 1999
Filed:
Oct. 04, 1996
Applicant:
Inventors:
Douglas W Strauss, Hamden, CT (US);
William J Vumback, Northford, CT (US);
Assignee:
United States Surgical Corporation, Norwalk, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604256 ; 128912 ;
Abstract
A surgical cannula assembly includes a cannula, an adapter ring, and a housing. The adapter ring is defined at the proximal end portion of the cannula and includes a first sealing surface. The housing includes a port structure for engagement with the adapter ring. The port has a lip with a second sealing surface adapted to engage the first sealing surface. The first and second sealing surfaces are preferably annular surfaces which are non-parallel with respect to each other.