公开(公告)号：US20240139474A1

公开(公告)日：2024-05-02

申请号：US18494369

申请日：2023-10-25

Applicant: Daegu Gyeongbuk Institute of Science and Technology

Inventor： Hong Soo Choi ,  Hak Joon Lee ,  Jin Young Kim

IPC: A61M25/01 ,  A61B6/00 ,  A61B34/00

CPC classification number: A61M25/0127 ,  A61B6/4441 ,  A61B6/487 ,  A61B34/73 ,  A61B2034/731

Abstract: Provided is a magnetic actuation system controlling a magnetic microrobot, a magnetic actuation catheter, or a guide wire by using a magnetic field, and more particularly, a magnetic actuation system compatible with a C-arm that is applied to the C-arm, which is a mobile X-ray fluoroscopy device, in order to enable control of the microrobot or a catheter treatment in a human body by using the C-arm.

公开(公告)号：US12246144B2

公开(公告)日：2025-03-11

申请号：US17499638

申请日：2021-10-12

Applicant: Daegu Gyeongbuk Institute of Science and Technology

Inventor： Hong Soo Choi ,  Jun Sun Hwang ,  Jin Young Kim ,  Beom Joo Kim ,  Hyunki Lee ,  Sung Jun Lim ,  Hwajun Jeong

IPC: A61M25/01

Abstract: Disclosed is a guidewire steering micro-robot. The guidewire steering micro-robot includes a guidewire, and a steering unit provided at an end portion of the guidewire, the steering unit including a magnetic body to control and steer a position of the guidewire by an external magnetic field.

公开(公告)号：US20220152408A1

公开(公告)日：2022-05-19

申请号：US17499812

申请日：2021-10-12

Applicant: Daegu Gyeongbuk Institute of Science and Technology

Inventor： Hong Soo Choi ,  Seon Hyoung Kim ,  Jin Young Kim ,  SungWoong Jeon

IPC: A61N1/40 ,  A61N1/372

Abstract: Disclosed is a magnetic-piezoelectric micro robot capable of a hyperthermia treatment, an electrotherapy and a cell therapy. The magnetic-piezoelectric micro robot includes a body and a stimulus generating layer formed at a surface of the body including a magnetic particle and a piezoelectric particle and generating heat from the magnetic particle and generating an electrical stimulus from the piezoelectric particle by an external stimulus, wherein one of a hyperthermia treatment by the magnetic particle or an electrotherapy by the piezoelectric particle is performed or both are performed simultaneously.

公开(公告)号：US11975212B2

公开(公告)日：2024-05-07

申请号：US17499812

申请日：2021-10-12

Applicant: Daegu Gyeongbuk Institute of Science and Technology

Inventor： Hong Soo Choi ,  Seon Hyoung Kim ,  Jin Young Kim ,  SungWoong Jeon

IPC: A61N1/40 ,  A61N1/372

CPC classification number: A61N1/403 ,  A61N1/37223

Abstract: Disclosed is a magnetic-piezoelectric micro robot capable of a hyperthermia treatment, an electrotherapy and a cell therapy. The magnetic-piezoelectric micro robot includes a body and a stimulus generating layer formed at a surface of the body including a magnetic particle and a piezoelectric particle and generating heat from the magnetic particle and generating an electrical stimulus from the piezoelectric particle by an external stimulus, wherein one of a hyperthermia treatment by the magnetic particle or an electrotherapy by the piezoelectric particle is performed or both are performed simultaneously.

公开(公告)号：US20220160999A1

公开(公告)日：2022-05-26

申请号：US17499638

申请日：2021-10-12

Applicant: Daegu Gyeongbuk Institute of Science and Technology

Inventor： Hong Soo Choi ,  Jun Sun Hwang ,  Jin Young Kim ,  Beom Joo Kim ,  Hyunki Lee ,  Sung Jun Lim ,  Hwajun Jeong

IPC: A61M25/01

Abstract: Disclosed is a guidewire steering micro-robot. The guidewire steering micro-robot includes a guidewire, and a steering unit provided at an end portion of the guidewire, the steering unit including a magnetic body to control and steer a position of the guidewire by an external magnetic field.

公开(公告)号：US11273445B2

公开(公告)日：2022-03-15

申请号：US16674347

申请日：2019-11-05

Applicant: Daegu Gyeongbuk Institute of Science and Technology

Inventor： Jin Young Kim ,  Hong Soo Choi ,  Eun Hee Kim

IPC: B01L3/00

Abstract: Provided is a biomimetic chip device. The biomimetic chip device includes a body, a main channel arranged in the body and extending in one direction, a plurality of culture chambers spaced apart from each other on the main channel, a first reservoir arranged at one end of the main channel and storing a first fluid, and a second reservoir arranged at the other end of the main channel and storing the first fluid, wherein the body is tilted about a first axis perpendicular to the one direction to allow the first fluid to flow between the first reservoir and the second reservoir.

公开(公告)号：US20220126075A1

公开(公告)日：2022-04-28

申请号：US17500331

申请日：2021-10-13

Applicant: Daegu Gyeongbuk Institute of Science and Technology

Inventor： Hong Soo Choi ,  Seung Min Noh ,  Jin Young Kim ,  Jong Eon Park

IPC: A61M31/00 ,  A61M37/00 ,  B29C35/08

Abstract: A microrobot of which a drug release is controlled by a sound wave applied from outside, and a method of manufacturing the microrobot are disclosed. The method includes mixing and storing magnetic nanoparticles and a drug in a biodegradable resist, and forming a microrobot having a three-dimensional (3D) porous structure at the resist through two-photon polymerization (TPP). The microrobot is formed to control a release rate of the drug stored in the resist by a sound wave applied from the outside.

公开(公告)号：US11204423B2

公开(公告)日：2021-12-21

申请号：US16557165

申请日：2019-08-30

Applicant: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Hyun Ki Lee ,  Jin Young Kim ,  Sung Jun Lim ,  Hong Soo Choi

IPC: G01S17/66 ,  G01S17/06

Abstract: A micro robot that is moveable in a body includes first quantum dots.