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:
Oct. 07, 2025

Filed:

Jun. 01, 2022
Applicants:

Baxter International Inc., Deerfield, IL (US);

Baxter Healthcare SA, Glattpark, CH;

Inventors:

Ramkumar Jeyachandran, Bangalore, IN;

Anders J. Wellings, Belleair Beach, FL (US);

Assignees:

BAXTER INTERNATIONAL INC., Deerfield, IL (US);

BAXTER HEALTHCARE SA, Glattpark, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/28 (2006.01);
U.S. Cl.
CPC ...
A61M 1/282 (2014.02); A61M 2205/3317 (2013.01); A61M 2205/3337 (2013.01);
Abstract

A peritoneal dialysis ('PD') machine includes a water pump; a concentrate pump; a water valve, and an inlet to the water valve positioned to receive purified water; a concentrate valve, and an inlet to the concentrate valve positioned to receive PD fluid concentrate; a mixing line located downstream from the water pump and the a concentrate pump; a conductivity sensor positioned to sense mixed purified water and PD fluid concentrate that form fresh PD fluid; a flexible patient line configured to bring fresh PD fluid to and remove used PD fluid from a patient; and a control unit configured to control the water pump, the concentrate pump, the water valve and the concentrate valve, to receive an output from the conductivity sensor, and to run a disinfection sequence in which (i) the inlet to the concentrate valve alternatively receives disinfectant or (ii) the flexible patient line alternatively receives disinfectant.


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