TI Standard Polyaxial Screw Assembly 6.5MM x 55MM. Part # 62065-55. || Subsequent Product Codes: MNH, MNI. || The Zodiac Polyaxial Pedicle Screw System is intended for use as a posterior spinal fixation device to aid in the surgical correction of various spinal deformities and pathologies in the thoraco-lumbo-sacral portion of the spine. It intended to provide stabilization during the development of fusion utilizing a bone graft. Specific indications for the Zodiac Polyaxial Pedicle Screw System are dependent in part on the configuration of the assembled device and the method of attachment to the spine.