Hinge technique for correction of severe, rigid kyphotic deformity. A, Severe angular kyphosis. B, Laminectomy, pediculectomy, and rods placed on same plane as the cord. C, Complete circumferential decompression and placement of rod benders. D, Cantilever bending to correct kyphosis. E, Insertion of mesh cage to provide anterior support. SEE TECHNIQUE 44.48.