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:
Aug. 08, 2017

Filed:

May. 24, 2012
Applicants:

Kevin L. Grant, Litchfield, NH (US);

Michael J. Wilt, Windham, NH (US);

Brian D. Tracey, Litchfield, NH (US);

Brett A. Rudolf, Hooksett, NH (US);

David E. Collins, Manchester, NH (US);

Lisa A. Gustin, Manchester, NH (US);

James D. Dale, Nashua, NH (US);

Jesse T. Bodwell, Manchester, NH (US);

Inventors:

Kevin L. Grant, Litchfield, NH (US);

Michael J. Wilt, Windham, NH (US);

Brian D. Tracey, Litchfield, NH (US);

Brett A. Rudolf, Hooksett, NH (US);

David E. Collins, Manchester, NH (US);

Lisa A. Gustin, Manchester, NH (US);

James D. Dale, Nashua, NH (US);

Jesse T. Bodwell, Manchester, NH (US);

Assignee:

DEKA Products Limited Partnership, Manchester, NH (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 1/36 (2006.01); A61M 1/14 (2006.01); A61M 1/16 (2006.01);
U.S. Cl.
CPC ...
A61M 1/3653 (2013.01); A61M 1/14 (2013.01); A61M 1/1658 (2013.01); A61M 1/1682 (2014.02); A61M 1/365 (2014.02); A61M 1/367 (2013.01); A61M 1/3643 (2013.01); A61M 1/3647 (2014.02); A61M 1/3649 (2014.02); A61M 1/3672 (2013.01); A61M 1/168 (2013.01); A61M 2205/12 (2013.01); A61M 2205/121 (2013.01); A61M 2205/128 (2013.01); Y10T 137/87169 (2015.04);
Abstract

A drain cassette for a dialysis unit has a fluid channel between venous and arterial connection ports, and a valve may controllably open and close fluid communication between a drain outlet port and the venous connection port or the arterial connection port. A blood circuit assembly and drain cassette may be removable from the dialysis unit, e.g., by hand and without the use of tools. A blood circuit assembly may include a single, unitary member that defines portions of a pair of blood pumps, control valves, channels to accurately position flexible tubing for an occluder, an air trap support, and/or other portions of the assembly. A blood circuit assembly engagement device may assist with retaining a blood circuit assembly on the dialysis unit, and/or with removal of the assembly. An actuator may operate a retainer element and an ejector element that interact with the assembly.


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