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.
Patent No.:
Date of Patent:
Apr. 11, 2023
Filed:
Jan. 29, 2020
Applicant:
Ankon Medical Technologies (Shanghai) Co., Ltd., Shanghai, CN;
Inventors:
Xiaodong Duan, Pleasanton, CA (US);
Lei Liu, Suzhou, CN;
Assignee:
ANKON MEDICAL TECHNOLOGIES (SHANGHAI) CO., LTD., Shanghai, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 10/00 (2006.01); A61B 10/04 (2006.01);
U.S. Cl.
CPC ...
A61B 10/0045 (2013.01); A61B 10/04 (2013.01); A61B 2010/0061 (2013.01);
Abstract
The present invention provides a gastrointestinal liquid biopsy sampling device. The sampling device includes an enclosure and expandable materials. The enclosure includes through holes cut in the wall of the enclosure, and targeted dissolution membranes covering the through holes that can be dissolved at targeted regions. The expandable materials are arranged at the positions corresponding to the through holes. The expandable materials expand after absorbing liquid and close the through holes.