Microfluidic device for the manipulation of a non-magnetic liquid

This invention relates to a microfluidic device for the manipulation of a non-magnetic liquid, comprising at least one cell comprising: an enclosure ensuring the confinement of a magnetic liquid ( 5 ), immiscible with the non-magnetic liquid ( 7 ) to be manipulated, magnetic means ( 6 ) associated w...

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Bibliographic Details
Main Authors Pouteau, Patrick, Olivier, Constantin, Fouillet, Yves
Format Patent
LanguageEnglish
Published 22.04.2004
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Summary:This invention relates to a microfluidic device for the manipulation of a non-magnetic liquid, comprising at least one cell comprising: an enclosure ensuring the confinement of a magnetic liquid ( 5 ), immiscible with the non-magnetic liquid ( 7 ) to be manipulated, magnetic means ( 6 ) associated with the enclosure and permitting local application to the magnetic liquid of a magnetic field whose energy profile has a depression, giving rise to at least one volume for reception of the non-magnetic liquid, by forcing the magnetic liquid back, the magnetic field being displaceable to permit a manipulation of the non-magnetic liquid between means for introduction ( 3 ) and means for evacuation ( 4 ).