Woo-hyeok Choi

Korea Institute of Science and Technology, Pusan National University

Papers

Total Citations

H-Index

About

Woo-hyeok Choi is a robotics researcher whose work centers on underactuated mechanisms and haptic feedback for surgical applications. His most cited paper, "Development of an underactuated robotic hand using differential gear mechanism" (2014, 10 citations), introduces an ingenious approach to reducing actuator complexity: a single input is mechanically distributed to multiple finger joints, enabling adaptive grasping without individual motor control. This contribution addresses a fundamental challenge in prosthetic and robotic hand design—balancing dexterity with simplicity. Choi also advances robotic laparoscopy through his development of a master handle using cable-conduit transmission (2013, 2 citations), a system designed to restore haptic sensation that surgeons lose during minimally invasive procedures. Building on this, his work on backlash compensation (2014, 2 citations) proposes a smooth inverse model to mitigate cable-driven nonlinearities, improving force feedback fidelity. While his citation counts are modest, Choi’s research tackles core problems in mechanical design and control for medical robotics, offering practical solutions that enhance both robotic hand functionality and surgical teleoperation. His focus on underactuation and haptics positions him as a contributor to more intuitive, human-centered robotic systems.