Rod System is a spinal fixation device intended for immobilization and stabilization as an adjunct to fusion as a pedicle screw fixation system, a posterior hook and sacral/iliac screw fixation system, or as an anterior or anterolateral fixation system for use with autograft and/or allograft. Rod System is indicated for the following conditions: degenerative disc disease (defined as discogenic back pain with degeneration of the disc confirmed by history and radiographic studies), spondylo-listhesis, trauma, (i.e., fracture or dislocation), deformity or curvature (i.e.scoliosis, kyphosis, Scheuermann’s disease, and/or lordosis,), tumor, stenosis, pseudoarthrosis, or failed previous fusion.