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:
Mar. 06, 1990
Filed:
Oct. 20, 1988
Daniel A Baker, Minnetonka, MN (US);
Louis C Cosentino, Plymouth, MN (US);
LeRoy J Fischbach, Plymouth, MN (US);
Robert T Hall, II, Welch, MN (US);
Anatol M Hnojewyj, Minneapolis, MN (US);
Scott R Vagle, Blaine, MN (US);
Perry L Blackshear, Jr, Mahtomedi, MN (US);
Minntech Corporation, Minneapolis, MN (US);
Abstract
A method for non-destructive testing for approximation of oxygen transmission in hollow fiber blood oxygenators or the like is provided which method includes passing a first fluid at a predetermined temperature and volume flow rate through the hollows of the fibers and a second fluid at a second predetermined input temperature and volume flow rate across the outside of the fibers and measuring the heat rise or fall of the fluids and comparing the results with standards for a given blood oxygenator device.