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. 28, 2026

Filed:

Sep. 15, 2021
Applicant:

Shenzhen Cellbri Bio-innovation Technology Co., Ltd., Shenzhen, CN;

Inventors:

Xiaoliang Guo, Shenzhen, CN;

Jialin Yao, Shenzhen, CN;

Yuanfang Shang, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12M 1/36 (2006.01); B04B 13/00 (2006.01); C12M 1/00 (2006.01); C12M 1/34 (2006.01);
U.S. Cl.
CPC ...
C12M 47/04 (2013.01); B04B 13/00 (2013.01); C12M 41/44 (2013.01); C12M 41/48 (2013.01);
Abstract

A method for automatic cell centrifugal cleaning and medium replacement includes: obtaining a cell volume and a critical value of a centrifugal device after centrifugal stabilization of the centrifugal device; and performing, according to a magnitude relationship between the cell volume and the critical value of the centrifugal device, a velocity reduction process on a centrifugal chamber by combining the cell volume and the centrifugal chamber information. The extracted volume is changed by velocity-reduced rotation, and the rotation at a reduced velocity is adjusted according to the magnitude relationship between the cell volume and the critical value of the centrifugal device. The optimal cleaning and medium replacement effect on cells of different volumes can be realized. A high capture rate and a high medium replacement rate are obtained and maximized from different volumes of cell samples in the fixed parameters of the centrifugal chamber.


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Guo, Xiaoliang. (2026). Method and device for automatic cell centrifugal cleaning and medium replacement (U.S. Patent No. 12692470). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12692470

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