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:
Sep. 15, 2015

Filed:

Mar. 15, 2013
Applicant:

Medtronic, Inc., Minneapolis, MN (US);

Inventors:

Orhan Soykan, Shoreview, MN (US);

Bryant J. Pudil, Plymouth, MN (US);

Thomas E. Meyer, Maple Grove, MN (US);

Linda L. Ruetz, New Brighton, MN (US);

Carl Schu, Plymouth, MN (US);

Assignee:

Medtronic, Inc., Minneapolis, MN (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/14 (2006.01); A61B 5/00 (2006.01); A61M 1/16 (2006.01); A61M 1/34 (2006.01); A61B 5/145 (2006.01); B01D 61/32 (2006.01); B01D 65/02 (2006.01); B01D 61/24 (2006.01); B01D 61/30 (2006.01); A61B 5/0452 (2006.01); A61B 5/0488 (2006.01); A61M 1/36 (2006.01); A61B 5/026 (2006.01); A61B 5/053 (2006.01); A61B 5/021 (2006.01);
U.S. Cl.
CPC ...
A61M 1/14 (2013.01); A61B 5/0452 (2013.01); A61B 5/0488 (2013.01); A61B 5/145 (2013.01); A61B 5/4848 (2013.01); A61B 5/6866 (2013.01); A61M 1/16 (2013.01); A61M 1/1601 (2014.02); A61M 1/1696 (2013.01); A61M 1/342 (2013.01); A61M 1/3609 (2014.02); B01D 61/243 (2013.01); B01D 61/30 (2013.01); B01D 61/32 (2013.01); B01D 65/02 (2013.01); A61B 5/0031 (2013.01); A61B 5/021 (2013.01); A61B 5/026 (2013.01); A61B 5/0537 (2013.01); A61B 2560/0223 (2013.01); A61M 2205/18 (2013.01); A61M 2205/3334 (2013.01); A61M 2205/3553 (2013.01); A61M 2205/3584 (2013.01); A61M 2205/3592 (2013.01); A61M 2205/52 (2013.01); A61M 2205/70 (2013.01); A61M 2230/005 (2013.01); A61M 2230/04 (2013.01); A61M 2230/208 (2013.01); A61M 2230/60 (2013.01); B01D 2311/246 (2013.01); B01D 2321/12 (2013.01); B01D 2321/40 (2013.01);
Abstract

A dialysis device for operation in multiple modes and for maintaining a known gradient of potassium ion or other electrolyte between the blood of a patient and a dialysate fluid is described. The dialysis device is capable of being used for hemodialysis or peritoneal dialysis, and the dialysis device is capable of operation with a dialysate purification unit outside of a clinical setting or with a supply of water that can be supplied in a clinical setting. The dialysis device has a composition sensor containing a potassium-sensitive electrode for measuring a potassium ion concentration in one or more of the patient's blood and the dialysate fluid and an infusate pump operated to adjust a potassium ion concentration in the dialysate fluid based at least in part on data from the composition sensor.


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