Research Personnel

Robotic Assistive Surgery Learning and Education Research (RASler) Group

Ka-Chun (Joseph) Siu, PhD (Project Director)

Ka-Chun (Joseph) Siu, Ph.D., PT

Dr. Siu is an Assistant Professor of the College of Public Health with a courtesy appointment to the Department of Surgery at UNMC. His research interests include motor control, motor learning, and educational training program in robot-assisted surgery, surgical simulation, and telemedicine.

Contact number: 402-559-8464 (Office)                Email:

Irene H. Suh, PhD (Lab Manager)

Irene H. Suh, MS

Irene Suh obtained her doctorate from the University of Nebraska Medical Center (UNMC) with a focus on occupational health. Under the guidance of Dr. Ka-Chun Siu her research focuses on using both computer science and mathematical background to develop an educational program for training new surgeons to perform surgery using a remote robot, such as the da Vinci Surgical System. She was awarded a NASA Nebraska Space Grant Fellowship to investigate the effect of environmental and internal distractions on robotic surgical performance.

Contact number: 402-559-6364 (Office)     Email:

Jung-Hung Chien, MS
Jung-Hung Chien, MS 

Jung Hung Chien received his two M.S degrees in Computer Science and Human Physiology from University of Oregon.  He is pursuing his doctorate from the University of Nebraska Medical Center (UNMC) with a focus on occupational health. He is currently working at the Center for Advanced Surgical Technology and at the Nebraska Biomechanics Core Facility as a graduate student under the guidance of Dr. Ka-Chun Siu and Dr. Nick Stergiou. His current research focuses on using cutting-edge virtual reality environment to develop a risk-free training protocol for novice surgeons. In addition, he also focuses on investigating how different sensory systems interact under different sensory perturbations during regular human walking.

Contact number: 402-559-6364 (Office)     Email:

Chun-Kai Huang, MS (Rehabilitation Science)
Chun-Kai Huang, MS

Kai graduated from the Department of Physical Therapy in Chang Gung University (Taiwan) in 2005, and got his Masters degree of Rehabilitation Science in 2007. He focuses on motion analysis of musculoskeletal system especially in upper extremities. He joined Dr. Joseph Siu’s RASler team in 2010 to pursue his research interests in muscle activation of upper extremities during robotic surgery.
Contact number: 402-559-6364 (Office)     Email: