The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 14, 2026

Filed:

May. 12, 2021
Applicant:

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Yudan Yin, Beijing, CN;

Jing Yu, Beijing, CN;

Haonan Liu, Beijing, CN;

Zhukai Liu, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01); G01N 21/64 (2006.01); G01N 33/543 (2006.01);
U.S. Cl.
CPC ...
G01N 33/54386 (2013.01); B01L 3/502761 (2013.01); G01N 21/6428 (2013.01); G01N 21/6458 (2013.01); B01L 2200/0647 (2013.01); B01L 2200/16 (2013.01); B01L 2300/0654 (2013.01); B01L 2400/084 (2013.01); G01N 2021/6439 (2013.01);
Abstract

The present disclosure provides microfluidic flow channel structure, detection system and method for using detection system, aiming at improving uniformity of liquid introduction of microfluidic detection system. Microfluidic flow channel structure includes liquid inlet section (), main chamber () and liquid outlet section (), main chamber () includes liquid inlet end (), chamber middle part () and liquid outlet end (); liquid inlet section (), liquid inlet end (), chamber middle part (), liquid outlet end () and liquid outlet section () are sequentially connected together; width of liquid inlet end () is gradually increased in direction from liquid inlet section () to chamber middle part (); thinning flow guidance region () is provided at edge of liquid inlet end () formed as width of liquid inlet end varies, and has thickness less than that of remaining region except thinning flow guidance region () of main chamber ().


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