Disposable urea sensor and system for determining creatinine and urea nitrogen-to-creatinine ratio in a single device
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United States of America Patent
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May 26, 2015
Grant Date -
Mar 13, 2014
app pub date -
Nov 12, 2013
filing date -
Dec 12, 2005
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Abstract
A disposable urea sensor has a laminated body having a fluid sample inlet end and an electrical contact end, a fluid sample inlet, a substantially flat sample chamber in communication between the fluid sample inlet and a vent opening, the sample chamber being adapted to collect a fluid sample through the fluid sample inlet, a working electrode and a reference electrode within the sample chamber, and a reagent matrix disposed on the working electrode wherein the reagent matrix contains urease.
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