Device for the actively-controlled and localised deposition...

Details Device for the actively-controlled and localised deposition... Device for the actively-controlled and localised deposition...

B - Operations, Transporting

01

L

B01L 3/02 (2006.01) B81B 1/00 (2006.01)

Patent

CA 2485749

The invention relates to a device for the actively-controlled deposition of microdrops of biological solutions. The inventive device consists of at least one flat silicon lever (1) comprising a central body and an end area (2) which forms a point (3), a slit or groove (5) being disposed in said point. The invention is characterised in that it also comprises at least one metallic track (8, 9) which is disposed on one face of the central body and which runs alongside said slit or groove (5) at least partially. The invention also relates to a method of producing the inventive device and a method for the actively-controlled deposition and sampling of microdrops of biological solutions using said device.

L'invention concerne un dispositif pour le dépôt contrôlé activement de microgouttes de solutions biologiques, comportant au moins un levier plan (1) en silicium présentant un corps central et une région d'extrémité (2) formant une pointe (3) dans laquelle est ménagée une fente ou une rainure (5), caractérisé en ce qu'il comporte également au moins une piste métallique (8, 9) ménagée sur une face du corps central et longeant au moins partiellement une dite fente ou rainure (5).L'invention concerne également un procédé de fabrication de ce dispositif ainsi qu'un procédé de prélèvement et de dépôt contrôlé activement de microgouttes de solutions biologiques mettant en uvre ledit dispositif.

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