Controlled fluid transport in microfabricated polymeric substrates
DCFirst Claim
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1. A microfluidic device, comprising:
- a body comprising a substantially polymeric substrate layer and a cover layer, the substantially polymeric substrate layer comprising at least two intersecting microchannels embossed therein, the cover disposed over at least a portion of the at least two intersecting microchannels.
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Abstract
Microfluidic devices are provided for the performance of chemical and biochemical analyses, syntheses and detection. The devices of the invention combine precise fluidic control systems with microfabricated polymeric substrates to provide accurate, low cost miniaturized analytical devices that have broad applications in the fields of chemistry, biochemistry, biotechnology, molecular biology and numerous other fields.
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31 Claims
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1. A microfluidic device, comprising:
a body comprising a substantially polymeric substrate layer and a cover layer, the substantially polymeric substrate layer comprising at least two intersecting microchannels embossed therein, the cover disposed over at least a portion of the at least two intersecting microchannels. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. A device for fabrication of a polymeric substrate, the device comprising:
- a mold for embossing the surface of a substantially polymeric substrate with a microchannel network, the mold comprising an embossing surface comprising a network of intersecting raised or lowered regions for embossing at least two intersecting grooves in the polymeric substrate, wherein the intersecting grooves embossed in the substantially polymeric substrate by the embossing surface have at least one dimension between about 0.1 and about 500 microns.
- View Dependent Claims (28, 29, 30, 31)
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