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:
Dec. 04, 2018

Filed:

Oct. 16, 2013
Applicant:

Clearbridge Biomedics Pte Ltd, Singapore, SG;

Inventors:

Ali Asgar Bhagat, Singapore, SG;

Guofeng Guan, Singapore, SG;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 15/02 (2006.01); B01L 99/00 (2010.01); B01L 3/00 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502761 (2013.01); B01L 3/502776 (2013.01); G01N 15/0255 (2013.01); B01L 2200/0652 (2013.01); B01L 2300/0816 (2013.01); B01L 2300/0819 (2013.01); B01L 2300/0861 (2013.01); G01N 2015/0288 (2013.01);
Abstract

A microfluidic device is disclosed. The device comprises at least one inlet for receiving circulating tumor cells and other cells in a sample; at least one curvilinear and/or spiral channel through which the sample is caused to undergo partial or complete Dean cycles to isolate the circulating tumor cells from the other cells; and at least one outlet configured to communicate with the channel for providing the isolated circulating tumor cells. The channel is configured to provide a predetermined Force ratio based on a desired threshold cell size of the circulating tumor cells. A corresponding method of manufacturing of the device, and a related diagnostic system are also disclosed.


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