Microfluidic Flow Channel Structure and Microfluidic Chip

    公开(公告)号:US20240246074A1

    公开(公告)日:2024-07-25

    申请号:US18016359

    申请日:2022-02-18

    Abstract: A microfluidic flow channel structure and a microfluidic chip are described. The microfluidic flow channel structure includes a main chamber, wherein the main chamber includes at least two division zones and a reaction zone, and the at least two division zones are respectively connected with the reaction zone, wherein each division zone includes a first division wall, and the first division wall is provided with an opening for liquid inlet; a diversion structure is arranged at the opening of at least one division zone, and the diversion structure at least includes a first diversion wall, which is arranged opposite the first division wall; a first division channel is formed between the first diversion wall and the first division wall, and the first division channel includes at least two liquid outlets.

    GENE DETECTION SUBSTRATE, GENE DETECTION CHIP AND METHOD FOR PREPARING GENE DETECTION SAMPLE

    公开(公告)号:US20240359174A1

    公开(公告)日:2024-10-31

    申请号:US18029792

    申请日:2022-05-19

    Abstract: A gene detection substrate is provided, including: a substrate; a gene detection channel in the substrate, an opening of the gene detection channel is on one side of the substrate; the gene detection channel includes a sample injection groove, a sample outgoing groove and a flow channel groove sequentially connected and communicated with each other; the flow channel groove includes reaction holes and flow channel structures; the reaction holes are distributed at intervals, and any two adjacent reaction holes are communicated with each other through the flow channel structure; the flow channel structure includes a first, second, and third sub-grooves sequentially connected and communicated with each other; a width of each of the first and third sub-grooves in a first direction is smaller than that of the second sub-groove in the first direction; and the first direction is perpendicular to an arrangement direction of two adjacent reaction holes.

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