Microfluidic devices for fluid manipulation and analysis
First Claim
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1. A microfluidic device for analyzing a liquid sample, the microfluidic device comprising:
- a microfluidic channel having a first end and a second end;
a sample inlet fluidly connected to the first end of the microfluidic channel for receiving the liquid sample;
a filter interposed between the sample inlet and the first end of the microfluidic channel, wherein the filter is capable of removing selected particles from the liquid sample;
a bellows pump fluidly connected to the second end of the microfluidic channel; and
a liquid barrier interposed between the bellows pump and the second end of the microfluidic channel, wherein the liquid barrier is gas permeable and liquid impermeable.
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Abstract
The present invention relates to microfluidic devices and methods for manipulating and analyzing fluid samples. The disclosed microfluidic devices utilize a plurality of microfluidic channels, inlets, valves, filter, pumps, liquid barriers and other elements arranged in various configurations to manipulate the flow of a fluid sample in order to prepare such sample for analysis.
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Citations
9 Claims
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1. A microfluidic device for analyzing a liquid sample, the microfluidic device comprising:
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a microfluidic channel having a first end and a second end; a sample inlet fluidly connected to the first end of the microfluidic channel for receiving the liquid sample; a filter interposed between the sample inlet and the first end of the microfluidic channel, wherein the filter is capable of removing selected particles from the liquid sample; a bellows pump fluidly connected to the second end of the microfluidic channel; and a liquid barrier interposed between the bellows pump and the second end of the microfluidic channel, wherein the liquid barrier is gas permeable and liquid impermeable. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification