Patent ID: 8679336
Filing Date: 2014-03-25
Classification: B01D,B01L,B33Y,Y10T

Abstract:
1. A microchannel device comprising: a microfluidic channel including a sub fluidic channel in which at least a first filtration diaphragm and a second filtration diaphragm are provided, wherein the microfluidic channel has at least a supply port, a first discharge port, a second discharge port, and a third discharge port, the supply port and the sub fluidic channel are connected through the first filtration diaphragm, the supply port and the first discharge port are connected through the first filtration diaphragm, the supply port and the second discharge port are directly connected, the sub fluidic channel and the first discharge port are directly connected, the sub fluidic channel and the third discharge port are connected through the second diaphragm, the first and second filtration diaphragms are provided parallel to a fluidic channel direction of the microfluidic channel, a space is disposed among the first and second filtration diaphragms, the space being a part of the sub fluidic channel, and each filtration diaphragm has a filter pore diameter, the filter pore diameters of the first and second filtration diaphragms being reduced in order from the supply port to the first discharge port.