Implementation of a 4-DOF parallel mechanism as a needle insertion device. - Jae Heon Chung; Hyo-Jeong Cha; Byung-Ju Yi; Whee Kuk Kim (ICRA, 2010)

Master-slave robotic system for 3 dimensional needle steering. - Hyo-Jeong Cha; Jae Heon Chung; Whee Kuk Kim; Byung-Ju Yi (IROS, 2010)

Compact design of a dual master-slave system for maxillary sinus surgery. - Hyun-Soo Yoon; Hyo-Jeong Cha; Jae Heon Chung; Byung-Ju Yi (IROS, 2013)

Workspace analysis of the DELTA robot according to robot parameters and ball joints. - Hyo-Jeong Cha; Jae-Hong Woo; Byung-Ju Yi; Chanhun Park (URAI, 2013)

Design concept of a micro robot delivery system. - Hyo-Jeong Cha; Byung-Ju Yi (URAI, 2015)

A robotic system for percutaneous coronary intervention equipped with a steerable catheter and force feedback function. - Hyo-Jeong Cha; Hyun-Soo Yoon; K. Y. Jung; Byung-Ju Yi; S. Lee; Jong Yun Won (IROS, 2016)

Remote injection system for vascular intervention for treatment of CTO. - Hanbyeol Kim; Hyo-Jeong Cha; Byung-Ju Yi (URAI, 2017)

Lead-Screw-Driven Revolute Joint for Use in the Remote Center of Motion Mechanism. - Seongbo Shim; Hyo-Jeong Cha; Joonho Seo (IEEE Access, 2022)