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:
Jan. 11, 2011

Filed:

Jul. 17, 2003
Applicants:

Robert W. Childers, Trinity, FL (US);

David S. Brown, Gurnee, IL (US);

Ramesh Wariar, Tampa, FL (US);

Sujatha Karoor, Lake Bluff, IL (US);

Shahid Din, Palm Harbor, FL (US);

Leo Martis, Long Grove, IL (US);

Cody Buchmann, Columbus, OH (US);

Paul Soltys, Holmdel, NJ (US);

Inventors:

Robert W. Childers, Trinity, FL (US);

David S. Brown, Gurnee, IL (US);

Ramesh Wariar, Tampa, FL (US);

Sujatha Karoor, Lake Bluff, IL (US);

Shahid Din, Palm Harbor, FL (US);

Leo Martis, Long Grove, IL (US);

Cody Buchmann, Columbus, OH (US);

Paul Soltys, Holmdel, NJ (US);

Assignees:

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

Baxter Healthcare S.A., Glattpark (Opfikon), CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/32 (2006.01); A61M 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a peritoneal dialysis embodiment of the present invention, spent dialysate from the patient's peritoneal cavity passes, along a patient loop, through a dialyzer having a membrane that separates waste components from the spent dialysate, wherein the patient loop returns fresh dialysate to the patient's peritoneal cavity. The waste components are carried away in a second regeneration loop to a regeneration unit or sorbent cartridge, which absorbs the waste components. The regeneration unit removes undesirable components in the dialysate that were removed from the patient loop by the dialyzer, for example, excess water (ultrafiltrate or UF), toxins and metabolic wastes. Desirable components can be added to the dialysate by the system, such as glucose and electrolytes. The additives assist in maintaining the proper osmotic gradients in the patient to perform dialysis and provide the necessary compounds to the patient.


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