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:
Aug. 16, 2011
Filed:
Sep. 24, 2007
Applicant:
Stephen R. Ash, Lafayette, IN (US);
Inventor:
Stephen R. Ash, Lafayette, IN (US);
Assignee:
Renal Solutions, Inc., Warrendale, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 37/00 (2006.01); C02F 1/00 (2006.01); F04B 49/00 (2006.01); C02F 1/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are devices and methods for the control of body fluid flow in the extracorporeal treatment of body fluid. Body fluid flow through on of a body fluid flow circuit, oris controlled by alternatingly applying vacuum pressure and positive pressure to the circuit through a pumping chamber, orcoordinated with flow control valves, andto effect a net downstream flow of body fluid through the circuit.