公开(公告)号：US11484883B2

公开(公告)日：2022-11-01

申请号：US16310529

申请日：2016-12-13

Applicant: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY) ,  CLINOMICS CO.

Inventor： Yoon Kyoung Cho ,  Tae-Hyeong Kim ,  Kyusang Lee ,  Heechul Park

IPC: B01L3/00

Abstract: The present invention may provide a microfluidic device including a rotatable body; a first chamber positioned in a direction of an inner wall of the body; a second chamber positioned in a direction of an outer wall of the body from the first chamber; and a backflow prevention unit, and wherein a fluid is transferred from the first chamber to the second chamber, and wherein the backflow prevention unit prevents a backflow of the fluid from the second chamber to the first chamber.

公开(公告)号：US20200282398A1

公开(公告)日：2020-09-10

申请号：US16758123

申请日：2017-12-22

Applicant: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY) ,  CLINOMICS CO.

Inventor： Yoon Kyoung CHO ,  Kyusaog Lee ,  Yongjin Lee

IPC: B01L3/00

Abstract: Provided is a microfluidic device to more easily and effectively operate a valve by improving the structure of valves for controlling a fluid flow more simply and efficiently, which comprises a platform having at least one chamber, at least one flow channel connected to the chambers and transfer fluid, and a valve which opens or closes the flow channel, wherein the valve comprises a body installed in the platform, a blocking plate installed in the body and positioned to face the flow channel to selectively blocks the flow channel, a pressing rod installed to be movable at the inside of the body to press the blocking plate, and a fixing unit installed at the body and fix the pressing rod at a blocking plate pressing position.

公开(公告)号：US11278896B2

公开(公告)日：2022-03-22

申请号：US16758123

申请日：2017-12-22

Applicant: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY) ,  CLINOMICS CO.

Inventor： Yoon Kyoung Cho ,  Kyusang Lee ,  Yongjin Lee

IPC: B01L3/00

Abstract: Provided is a microfluidic device to more easily and effectively operate a valve by improving the structure of valves for controlling a fluid flow more simply and efficiently, which comprises a platform having at least one chamber, at least one flow channel connected to the chambers and transfer fluid, and a valve which opens or closes the flow channel, wherein the valve comprises a body installed in the platform, a blocking plate installed in the body and positioned to face the flow channel to selectively blocks the flow channel, a pressing rod installed to be movable at the inside of the body to press the blocking plate, and a fixing unit installed at the body and fix the pressing rod at a blocking plate pressing position.