Invention Grant
- Patent Title: Meter for use in an improved method of reducing interferences in an electrochemical sensor using two different applied potentials
- Patent Title (中): 用于改善使用两种不同施加电位减少电化学传感器干扰的方法的仪表
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Application No.: US10977155Application Date: 2004-10-29
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Publication No.: US07655119B2Publication Date: 2010-02-02
- Inventor: Oliver William Hardwicke Davies
- Applicant: Oliver William Hardwicke Davies
- Applicant Address: GB Inverness-Shire
- Assignee: Lifescan Scotland Limited
- Current Assignee: Lifescan Scotland Limited
- Current Assignee Address: GB Inverness-Shire
- Agent Mayumi Maeda
- Main IPC: A61B5/0496
- IPC: A61B5/0496 ; C12Q1/54 ; G01N27/26

Abstract:
The present invention is directed to an improved meter that utilizes a method of reducing the effects of interfering compounds in the measurement of analytes and more particularly to a method of reducing the effects of interfering compounds in a system wherein the test strip utilizes two or more working electrodes. In one embodiment of the present invention, a meter is described which applies a first potential to a first working electrode and a second potential, having the same polarity but a greater magnitude than the first potential, is applied to a second working electrode. The meter then measures the generated current and utilizes a predetermined algorithm to correct the measured current to compensate for the presence of interfering compounds in the sample.
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