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:
Jun. 09, 1992
Filed:
Feb. 25, 1991
Applicant:
Inventor:
James M Huhn, North Oaks, MN (US);
Assignee:
Medical Graphics Corporation, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
128716 ; 128725 ; 128914 ; 12820517 ; 137861 ; 137885 ;
Abstract
A single-use, disposable patient valve for use in cardiopulmonary test apparatus comprises a molded, flexible, elastomeric tubular body of a cruciform shape an cooperating with the stem portion of the cross are first and second selective actuatable clamps which, when actuated, pinch off the flow of gases across the pinched portion.