The AFFINITY™ Anterior Cervical Cage System was not directly tested; the LT-CAGE™ Lumbar Tapered Fusion Device implant was selected to represent that system due to similarity of materials and a configuration at least as challenging to MRI imaging as the AFFINITY™ Anterior Cervical Cage System. Non-clinical testing demonstrated the LT CAGE™ Lumbar Tapered Fusion Device Implant is MR-Conditional. A patient with this device can be scanned safely immediately after placement under the following conditions: