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:
May. 14, 1985
Filed:
Mar. 04, 1983
Bruce P Amiot, St. Louis Park, MN (US);
Larry E Fuller, Minnetonka, MN (US);
Felix J Martinez, Plymouth, MN (US);
Louis C Cosentino, Wayzata, MN (US);
William H Harm, Columbia Heights, MN (US);
Wayne I Nelson, Brooklyn Park, MN (US);
Renal Systems, Inc., Minneapolis, MN (US);
Abstract
A dialyzer reuse machine comprising means for passing a series of liquid and gaseous fluids through the dialysate and blood compartments of the dialyzer at different flow rates according to a predetermined sequence for cleaning and disinfecting the dialyzer and means for accurately measuring the volume of the blood compartment upon completion of the dialyzer cleaning steps. Capacitive probe and load cell embodiments of the volume measuring means are disclosed. A specially designed jet pump permits a pressure leak test and dilution of stock chemicals to be performed using only tap water pressure as a source of motive force.