US 11,754,560 B2
Apparatus for collecting and detecting an analyte in a fluid sample
Siyu Lei, AnJi (CN); Jianqiu Fang, Houston, TX (US); and Lili Shen, AnJi (CN)
Assigned to HEALGEN SCIENTIFIC LIMITED, Houston, TX (US); and Zhejiang Orient Gene Biotech Co., Ltd, Zhejiang (CN)
Filed by HEALGEN SCIENTIFIC LIMITED, Houston, TX (US); and ZHEJIANG ORIENT GENE BIOTECH CO., LTD, AnJi (CN)
Filed on Aug. 23, 2021, as Appl. No. 17/408,844.
Application 17/408,844 is a continuation of application No. 16/048,660, filed on Jul. 30, 2018, granted, now 11,099,183.
Claims priority of application No. 201820648661.9 (CN), filed on May 3, 2018.
Prior Publication US 2022/0042980 A1, Feb. 10, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. G01N 1/00 (2006.01); G01N 33/543 (2006.01); G01N 33/94 (2006.01)
CPC G01N 33/54366 (2013.01) [G01N 33/946 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An apparatus for collecting and detecting an analyte in a fluid sample, comprising:
a fluid sample collection element comprising:
an absorbing element;
one or more flexible sheet-like structures, wherein through the engagement of said one or more flexible sheet-like structures with an inner wall of a chamber, a sealing of the chamber by said one or more flexible sheet-like structures and the extrusion of the absorbing element is achieved, and wherein said one or more flexible sheet-like structures has an acute triangle section that includes two long sides, one of the long sides being perpendicular to an inner plug body and other long side being substantially inclined with the inner plug body.