INTEGRATED THERMOPLASTIC CHIP FOR RAPID PCR AND HRMA

The present invention relates to a microfluidic system including a temperature controller and a thermoplastic microfluidic chip that enables rapid PCR in a PCR chamber of the microfluidic chip. Thermal control of the PCR chamber is achieved by applying voltage to heater electrodes patterned directly...

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Hauptverfasser: DEVOE, Donald, SPOSITO, Alex, KENDALL, Eric
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creator DEVOE, Donald
SPOSITO, Alex
KENDALL, Eric
description The present invention relates to a microfluidic system including a temperature controller and a thermoplastic microfluidic chip that enables rapid PCR in a PCR chamber of the microfluidic chip. Thermal control of the PCR chamber is achieved by applying voltage to heater electrodes patterned directly onto one layer of the microfluidic chip. The temperature controller adjusts the voltage applied to the heater electrodes by changing temperature controller parameters selected to minimize duration of each PCR cycle. Furthermore, simple operation of the microfluidic chip is provided through using an integrated passive capillary valve, requiring minimum operator intervention and eliminating the need for fluidic interfacing, pumping, or metering during chip loading. La présente invention concerne un système microfluidique comprenant un régulateur de température et une puce microfluidique thermoplastique qui permet une PCR rapide dans une chambre de PCR de la puce microfluidique. La régulation thermique de la chambre de PCR est obtenue par application d'une tension sur des électrodes de chauffage formées directement sur une couche de la puce microfluidique. Le régulateur de température ajuste la tension appliquée aux électrodes de chauffage en modifiant les paramètres du régulateur de température sélectionnés pour minimiser la durée de chaque cycle de PCR. De plus, une opération simple de la puce microfluidique est assurée par l'utilisation d'une valve capillaire passive intégrée, ce qui nécessite une intervention minimale de l'opérateur et élimine le besoin d'une interface fluidique, d'un pompage ou d'un dosage pendant le chargement de la puce.
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Le régulateur de température ajuste la tension appliquée aux électrodes de chauffage en modifiant les paramètres du régulateur de température sélectionnés pour minimiser la durée de chaque cycle de PCR. De plus, une opération simple de la puce microfluidique est assurée par l'utilisation d'une valve capillaire passive intégrée, ce qui nécessite une intervention minimale de l'opérateur et élimine le besoin d'une interface fluidique, d'un pompage ou d'un dosage pendant le chargement de la puce.</abstract><oa>free_for_read</oa></addata></record>
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subjects BEER
BIOCHEMISTRY
CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
CHEMISTRY
COMPOSITIONS OR TEST PAPERS THEREFOR
CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL ORENZYMOLOGICAL PROCESSES
ELECTRIC HEATING
ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
ENZYMOLOGY
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEICACIDS OR MICROORGANISMS
MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL
METALLURGY
METERING BY VOLUME
MICROBIOLOGY
MUTATION OR GENETIC ENGINEERING
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
PHYSICS
PROCESSES OF PREPARING SUCH COMPOSITIONS
SPIRITS
TESTING
TRANSPORTING
VINEGAR
WINE
title INTEGRATED THERMOPLASTIC CHIP FOR RAPID PCR AND HRMA
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