Patent · US Active

Disposable urea sensor and system for determining creatinine and urea nitrogen-to-creatinine ratio in a single device

US8617366B2 · kind B2 · utility

2Cited by

27References

5Claims

0Family size

Assignee

Nova Biomedical Corporation · US

Inventors

Handani Winarta · Nashua, US
Jianhong Pei · Somerville, US
Mary Lauro · Billerica, US
Chung Chang Young · Weston, US
Xiaohua Cai · Shanghai, CN

Key dates

Filing date	Dec 12, 2005
Grant date	Dec 31, 2013
Priority date	—
Expiry date	Apr 23, 2029

Classification

Technology area (CPC G)Physics
CPC primaryG01N27/3271
WIPO fieldMeasurement
WIPO sectorInstruments

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.