Pipetting unit and method of pipetting a test liquid

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United States of America Patent

PATENT NO 9878322
SERIAL NO

14047230

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Abstract

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A pipetting unit and a method of using the pipetting unit for pipetting a volume V1 of test liquid for carrying out an in vitro diagnostic test are presented. The method comprises dipping a nozzle of a pipetting unit into a test liquid and aspirating a volume V4 of the test liquid larger than the volume V1 required for carrying out the test. The method further comprises dipping the pipetting unit into a wash liquid and dispensing a volume V2 equal or smaller than V4 minus V1 of the test liquid into the wash liquid. The method further comprises dipping the pipetting unit into a reaction liquid and dispensing the volume V1 of test liquid required for the test.

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Patent Owner(s)

Patent OwnerAddress
ROCHE DIAGNOSTICS OPERATIONS INC9115 HAGUE ROAD INDIANAPOLIS IN 46250

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hutter, Roland Zug, CH 3 28
Stoeckli, Roland Boswil, CH 2 19

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