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:
Dec. 10, 2024

Filed:

May. 16, 2019
Applicants:

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

Baxter Healthcare SA, Glattpark, CH;

Inventors:

Anders Wellings, Belleair Beach, FL (US);

Edward S. Szpara, St. Charles, IL (US);

Michael P. Morrissey, Algonquin, IL (US);

Assignees:

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

BAXTER HEALTHCARE SA, Glattpark, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/16 (2006.01); A61M 1/14 (2006.01); A61M 1/28 (2006.01);
U.S. Cl.
CPC ...
A61M 1/1672 (2014.02); A61M 1/14 (2013.01); A61M 1/155 (2022.05); A61M 1/1561 (2022.05); A61M 1/1565 (2022.05); A61M 1/159 (2022.05); A61M 1/16 (2013.01); A61M 1/1601 (2014.02); A61M 1/1656 (2013.01); A61M 1/28 (2013.01); A61M 1/154 (2022.05); A61M 2205/12 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/705 (2013.01);
Abstract

A dialysis system includes a source of water; a concentrate for mixing with the water a disposable set including a pumping portion, a water line in fluid including a filter for filtering the water, a concentrate line in fluid communication with the source of water and the pumping portion; and a medical fluid delivery machine including a pump actuator operable with the pumping portion, a pressure sensor, and a control unit programmed to cause (i) the pump actuator to pump water to wet a membrane of the filter, thereafter remove at least some of the water from the filter, and pressurize a portion of the water line leading from the pumping portion to the filter, (ii) the pressure sensor to sense pressure in the pressurized portion of the water line, and (iii) an analysis of the sensed pressure to be performed to evaluate the integrity of the filter.


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