Caspar Cervical Vertebral Distractor Drill GuideDDP Elite USA Caspar Cervical Vertebral Distractor Drill Guide is crafted for use alongside the Casper Cervical Vertebral Distractor. Some spinal procedures also require the use of a drill and this guide can be used in conjunction with them to ensure the drill follows the trajectory intended by the surgeon. Additionally the use of a guide helps to protect surrounding tissue areas from the trauma that can be inflicted by a high powered tool like a