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:
Apr. 07, 2026

Filed:

Feb. 05, 2021
Applicant:

Gambro Lundia Ab, Lund, SE;

Inventors:

Christian Vartia, Veberod, SE;

Henrik Lindgren, Genarp, SE;

Per-Olof Borgqvist, Lund, SE;

Olof Jansson, Vellinge, SE;

Assignee:

Gambro Lundia AB, Lund, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/14 (2006.01); A61M 1/16 (2006.01); A61M 1/28 (2006.01);
U.S. Cl.
CPC ...
A61M 1/1672 (2014.02); A61M 1/14 (2013.01); A61M 1/1654 (2013.01); A61M 1/282 (2014.02); A61M 1/284 (2014.02); A61M 1/287 (2013.01);
Abstract

A system and method for producing fluid for peritoneal dialysis (PD) is disclosed. The system comprises a fluid path including one or more PD-concentrate connectors each connected to one or more sources of PD-concentrate fluid, and a water connector connected to a source of water. The system further includes a forward osmosis FO-unit including a draw side and a feed side separated by a FO-membrane. The FO-unit is fluidly connected to the fluid path. The FO-unit receives the one or more PD-concentrate fluids at the draw side, and receives the water at the feed side. Purified water is transported to one or more PD-concentrate fluids through the FO-membrane by means of an osmotic pressure gradient between the draw side and the feed side. The transported purified water is further purified by the FO-membrane and the one or more PD-concentrate fluids is diluted to produce a diluted PD-concentrate fluid.


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