MICROFLUIDIC CHIP, NUCLEIC ACID EXTRACTION APPARATUS AND NUCLEIC ACID EXTRACTION METHOD

    公开(公告)号:US20250019687A1

    公开(公告)日:2025-01-16

    申请号:US18274203

    申请日:2022-05-31

    Abstract: The present disclosure provides a microfluidic chip configured to extract a nucleic acid, the microfluidic chip including: a first substrate having at least two buffer areas configured to cooperate with a magnet, and being provided with a microfluidic channel, wherein the microfluidic channel includes a primary flow channel and a plurality of buffer flow channels connected in series to the primary flow channel, the buffer flow channels are in the buffer areas, different buffer flow channels are in different buffer areas, respectively, and each of the buffer flow channels has a double-spiral shape; and a second substrate opposite to the first substrate. The microfluidic chip has a plurality of openings in communication with the primary flow channel. The present disclosure further provides a nucleic acid extraction apparatus and a nucleic acid extraction method.

    DEVICE AND DRIVING METHOD FOR DRIVING MICROFLUIDIC CHIP

    公开(公告)号:US20230116464A1

    公开(公告)日:2023-04-13

    申请号:US17605348

    申请日:2021-01-29

    Abstract: A device and a driving method for driving a microfluidic chip are disclosed. The device for driving a microfluidic chip includes a carrying member configured to carry the microfluidic chip; a releasing member configured to electrically connected to the microfluidic chip, and control the release of the reagent of the microfluidic chip a valve control member configured to control the opening and closing of the flow channel in the valve control area of the microfluidic chip when the valve control area is within the valve control range of the valve control member a fluid driving member configured to drive the flow of fluid in the microfluidic chip, and a controller configured to control the driving process of the microfluidic chip.

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