Low Complexity Flow Control in a Microfluidic Mixer

The present invention provides a microfluidic mixing platform having a bulk, the platform including an inlet well, a microchannel, a passive capillary valve a mixing feature and an outlet. The passive capillary valve prevents unwanted capillary flow along the microchannel. The passive capillary valv...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Wild, Andre, Leaver, Timothy, Chang, Shao Fang Shannon
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:The present invention provides a microfluidic mixing platform having a bulk, the platform including an inlet well, a microchannel, a passive capillary valve a mixing feature and an outlet. The passive capillary valve prevents unwanted capillary flow along the microchannel. The passive capillary valve comprises a widening of the microchannel relative to the direction of fluid flow, and the angle has a graduated profile. The mixing platform bulk comprises a rigid matrix capable of machine manufacture. A method of preventing backflow in a microfluidic mixer is also provided.