182
Participants
Start Date
April 1, 2017
Primary Completion Date
June 30, 2019
Study Completion Date
June 30, 2020
Robot-assisted
received percutaneous pedicle screw fixation (PPSF) with robotic assistance
Free-hand
received percutaneous pedicle screw fixation (PPSF) without robotic assistance
"Tianji 3rd generation orthopedic robot", Chengdu
Peng Liu
OTHER