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.

Date of Patent:
Feb. 18, 2025

Filed:

Nov. 14, 2023
Applicant:

Nxstage Medical, Inc., Lawrence, MA (US);

Inventors:

Jeffrey H. Burbank, Manchester, MA (US);

Dennis M. Treu, Castle Rock, CO (US);

Daniel Joseph Rubery, Jr., Nashua, NH (US);

Scott W. Newell, Ipswich, MA (US);

James M. Brugger, Newburyport, MA (US);

William J. Schnell, Libertyville, IL (US);

William K. Weigel, Portland, ME (US);

Steven A. White, Hudson, MA (US);

Mark T. Wyeth, Andover, MA (US);

Jerome James, Vestavia, AL (US);

David Desouza, Essex, MA (US);

Joseph E. Turk, Jr., North Andover, MA (US);

Garrett Casey, Methuen, MA (US);

Assignee:

NxStage Medical, Inc., Lawrence, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/14 (2006.01); A61M 1/16 (2006.01); A61M 1/34 (2006.01); A61M 1/36 (2006.01);
U.S. Cl.
CPC ...
A61M 1/1605 (2014.02); A61M 1/14 (2013.01); A61M 1/1613 (2014.02); A61M 1/1615 (2014.02); A61M 1/1647 (2014.02); A61M 1/165 (2014.02); A61M 1/34 (2013.01); A61M 1/3403 (2014.02); A61M 1/341 (2014.02); A61M 1/3434 (2014.02); A61M 1/3437 (2014.02); A61M 1/3441 (2013.01); A61M 1/3444 (2014.02); A61M 1/3448 (2014.02); A61M 1/3607 (2014.02); A61M 1/3609 (2014.02); A61M 1/3635 (2014.02); A61M 2205/05 (2013.01); A61M 2205/058 (2013.01); A61M 2205/15 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/3334 (2013.01); A61M 2205/3341 (2013.01); A61M 2205/3351 (2013.01); A61M 2205/3355 (2013.01); A61M 2205/3365 (2013.01); A61M 2205/3368 (2013.01); A61M 2205/502 (2013.01); A61M 2205/702 (2013.01);
Abstract

The disclosed subject matter relates to extracorporeal blood processing or other processing of fluids. Volumetric fluid balance, a required element of many such processes, may be achieved with multiple pumps or other proportioning or balancing devices which are to some extent independent of each other. This need may arise in treatments that involve multiple fluids. Safe and secure mechanisms to ensure fluid balance in such systems are described.


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