Patent ID: 9476038
Filing Date: 2016-10-25
CPC Classification: B01L,C12M,C12N,C12Q,G01N

Claim Text:
1. A device for extracting a nucleic acid from a biological specimen, the device comprising: a substrate; a microfluidic chip comprising: a chip support disposed on one side of the substrate and including a chip receiving portion housing the microfluidic chip therein; and a heater disposed in the substrate, the heater being positioned directly adjacent to the first channel region and configured to apply heat to the first channel region, wherein: the nucleic acid binding substance in the third channel region comprises beads with a nucleic acid binding functional group; the beads are sandwiched between the first filter and the second filter, each bead of the beads having a diameter in a range of 0.001 to 20 mm; the first filter and the second filter each comprise a plurality of pores, each pore of the plurality of pores having a diameter range of 0.1 to 0.4 μm; and the first filter, the second filter, and the beads together form an element of the microfluidic chip configured for nucleic acid extraction.