Objective To investigate the appliance of closingwedge osteotomy in treatment of posttraumatic kyphotic-scoliotic deformity in thoracolumbar spine.
目的探讨经后路全脊椎截骨术在治疗陈旧性胸腰椎骨折伴侧后凸畸形的应用。
3
Gate valves are offered in two designs: Parallel Disc and Flexible Wedge. Parallel Disc are position seated; Flexible Wedge are torque seated when closing.