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:
Jan. 21, 2025

Filed:

Jun. 05, 2019
Applicant:

Eltek S.p.a., Casale Monferrato, IT;

Inventors:

Marco Pizzi, Casale Monferrato, IT;

Giovanni Melioli, Casale Monferrato, IT;

Valentina Gallo, Casale Monferrato, IT;

Massimo Zanin, Casale Monferrato, IT;

Assignee:

ELTEK S.p.A., Casale Monferrato, IT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01); C12Q 1/18 (2006.01); G01N 1/40 (2006.01); G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502761 (2013.01); B01L 3/50273 (2013.01); B01L 3/502753 (2013.01); C12Q 1/18 (2013.01); G01N 1/4077 (2013.01); G01N 21/6428 (2013.01); B01L 2200/0652 (2013.01); B01L 2200/0668 (2013.01); B01L 2200/0684 (2013.01); B01L 2300/048 (2013.01); B01L 2300/0663 (2013.01); B01L 2300/0681 (2013.01); B01L 2300/0803 (2013.01); B01L 2300/0864 (2013.01); B01L 2300/12 (2013.01); B01L 2300/161 (2013.01); B01L 2400/0409 (2013.01); G01N 2001/4088 (2013.01); G01N 2021/6439 (2013.01);
Abstract

A microfluidic device for concentrating particles contained in a fluid sample comprises a substrate () having a surface where at least one microfluidic arrangement (M) is defined, which comprises: —a loading chamber (), for loading the fluid sample into the at least one microfluidic arrangement (M); —a plurality of microchannels (), which have respective inlet ends connected to the loading chamber (); and —a covering element (), which is substantially impermeable to the fluid sample and extends at least partially over the plurality of microchannels (). The loading chamber () and the microchannels () extend substantially according to a plane identified by the substrate (), and the microchannels () are partially delimited, in particular at an accumulation region thereof (CA) generally opposite to the respective inlet ends, by filtering means () permeable at least to air, the filtering means () being configured for withholding within each microchannel () any possible particles that may be present in the fluid sample.


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