Electrochemical sensor device and electrochemical measuring method using the same
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United States of America Patent
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Nov 6, 2012
Grant Date -
Feb 24, 2011
app pub date -
Jul 30, 2008
filing date -
Sep 7, 2007
priority date (Note) -
Expired
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Abstract
Provided is an electrochemical sensor device capable of micromachining a channel while maintaining its measurement sensitivity and of reliably quantitating an analyte in a trace amount of a sample. An electrochemical sensor device includes: a channel portion formed in a substrate; and working electrodes for subjecting an analyte in a solution flowing in the channel portion to electrochemical measurement, the electrochemical sensor device includes a plurality of measuring portions individually provided with the working electrodes, and each of the working electrodes has a plurality of conductive protrusion portions formed to protrude from a bottom surface of each of the measuring portions.
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