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:
Apr. 07, 2020

Filed:

May. 01, 2017
Applicants:

National Tsing Hua University, Hsinchu, TW;

Kaohsiung Chang Gung Memorial Hospital, Kaohsiung, TW;

Inventors:

Gwo-Bin Lee, Hsinchu, TW;

Shiuann-Sheng Lee, Taipei, TW;

Wen-Bin Lee, Hsinchu, TW;

Wen-Hsin Chang, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01); C12Q 1/04 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502738 (2013.01); C12Q 1/04 (2013.01); B01L 2300/0867 (2013.01); B01L 2300/123 (2013.01); B01L 2400/0487 (2013.01); B01L 2400/0655 (2013.01);
Abstract

An automatic microfluidic system for antibiotic susceptibility testing of the present disclosure at least includes a microfluidic chip. The microfluidic chip includes a fluid storage unit, a reaction unit, a pneumatic micro-pumping unit and a plurality of valve units. The fluid storage unit is provided for storing a bacterial suspension, a broth and an antibiotic solution. The reaction unit includes a first reaction chamber and at least two second reaction chambers. The pneumatic micro-pumping unit is adjacently disposed to the fluid storage unit and the reaction unit for selectively, repeatedly and quantitatively transporting the broth, the bacterial suspension and the antibiotic solution to the reaction unit to form a first mixing solution and at least two second mixing solutions. The valve units include a plurality of pneumatic micro-valves and a plurality of valve control air holes for controlling the opening and closing of the pneumatic micro-valves.


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