Chonnam National University

Kyung Rae Cha

Jong Oh Park

Suk Ho Park

Myung Ho Jeong

Hyun Chul Choi

Doo Sun Sim

Se Mi Jeong

Suk Min Kim

Hyun Chol Choi

A system for controlling actuation of a capsule endoscope includes a receiving unit receiving an image transmitted from the capsule endoscope; a coil unit generating a magnetic field for actuating the capsule endoscope by using current applied thereto; a power supply unit supplying power to the coil unit; and an actuation controller control the current applied to the coil unit and a coil rotational motor for adjusting of a posture and the location of the capsule endoscope based on the identified lesion or location of the capsule endoscope, wherein the coil unit includes a pair of Helmholtz coils and a pair of Maxwell coils that are fixedly disposed on a main axis; and a pair of uniform saddle coils and a pair of gradient saddle coils that are located inside the pair of the Helmholtz coils and the pair of the Maxwell coils to rotate around the main axis.

Actuation control system of a capsule endoscope

A micro robot system movable on three dimensional space includes a micro robot unit including a magnet module having a certain magnetization direction and configured to rotate and proceed along a wall by a processional rotating magnetic field, and an electromagnetic field generation unit configured to set an alignment direction of the micro robot unit to have a certain angle with respect to the magnetization direction and configured to generate a magnetic field in the alignment direction to drive the micro robot unit.

Micro robot system and capsule endoscope system for examining a tubular digestive system

Growing community of inventors

Gwangju, South Korea

Kyung Rae Cha