Cobalt Alloy Pedicle Screw Implantation for Severe Kyphosis Deformity in Spinal Tuberculosis

Inclusion Criteria: * Meeting the diagnostic criteria of spinal tuberculosis * Diagnosed with spinal tuberculosis via X-ray or MRI * Spinal tuberculosis patients with severe kyphosis deformity at the thoracic and lumbar segments and a spinal Cobb angle ≥ 90° complicated by spinal cord compression or neurological dysfunction, spinal stability destruction and paravertebral abscess * Frankel grade C, D, or E * Age 24-67 years * Provision of complete medical data * Receiving anti-tuberculosis medication for 3 weeks Exclusion Criteria: * Inability to tolerate surgery * Other concomitant spine diseases * Unable or unwilling to participate in this clinical trial