Novel Pedicle Screws Used for Corrective Surgery in Spinal Deformity

Conditions

• Spine Deformity

Interventions

• PROCEDURE: double rods without dual-headed screw
• PROCEDURE: three rods with one dual-headed screw
• PROCEDURE: four rods with two dual-headed screw

Sponsor

The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School