公开(公告)号：US20240246074A1

公开(公告)日：2024-07-25

申请号：US18016359

申请日：2022-02-18

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yunqing MU ,  Dandan CHEN ,  Ding DING

IPC: B01L3/00

CPC classification number: B01L3/502715 ,  B01L2300/0816 ,  B01L2300/0858 ,  B01L2300/087 ,  B01L2300/088 ,  B01L2400/086

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.

公开(公告)号：US20240359174A1

公开(公告)日：2024-10-31

申请号：US18029792

申请日：2022-05-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yunqing MU ,  Haonan LIU ,  Zhukai LIU ,  Ding DING

IPC: B01L3/00

CPC classification number: B01L3/502707 ,  B01L2200/025 ,  B01L2200/12 ,  B01L2200/16 ,  B01L2300/12 ,  B01L2300/161

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.