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.
Patent No.:
Date of Patent:
Jun. 09, 2015
Filed:
Nov. 20, 2012
Applicants:
Baxter International Inc., Deerfield, IL (US);
Baxter Healthcare S.a., Glattpark (Opfikon), CH;
Inventor:
Karl H. Cazzini, Lindenhurst, IL (US);
Assignees:
Baxter International Inc., Deerfield, IL (US);
Baxter Healthcare S.A., Glattpark (Opfikon), CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/28 (2006.01); G08B 21/24 (2006.01); H01H 35/42 (2006.01);
U.S. Cl.
CPC ...
A61M 1/28 (2013.01); A61M 2205/581 (2013.01); A61M 2205/583 (2013.01); H01H 35/42 (2013.01); G08B 21/24 (2013.01);
Abstract
A dialysis apparatus includes a housing; a first electrical contact carried by the housing; a hydrogel material located within the housing; a second electrical contact connected to the hydrogel material, the hydrogel material located so as to be contacted by a liquid flowing through the housing; and wherein the hydrogel material expands as the material absorbs the liquid such that the second electrical contact is moved and eventually engage the first electrical contact.