Spineology Pedicular Fixation Systems, including ConneX Connector devices, have not been evaluated for safety and compatibility in the MR environment. These implantable devices have not been tested for heating, migration, or image artifact in the MR environment. The safety of the Fortress, Threshold, Threshold V2, and Palisade implantable devices in the MR environment is unknown. Scanning a patient who has this device may result in patient injury.