Fig. 3From: A novel, percutaneous, self-expanding, forceful reduction screw system for the treatment of thoracolumbar fracture with severe vertebral height lossa The intraoperative contrast chart shows the vertebral height restoration and kyphosis correction by using the new screw system. b CT examination 6 months after the operation shows that the internal fixation position was good. c X-ray examination 2 years after surgery shows the reduction in vertebral height, and physiological curvature of the thoracolumbar spine was maintained well. His follow-up radiographic parameters were as follows: VBI, 0.95; HAMFV, 0.97; VBA, 2°; and BCA, 5°Back to article page