Piranha Screw 4.0 x 12mm, used in Piranha Surgical Plate System The Piranha Surgical Plate System is intended to provide stabilization of the cervical vertebrae for various indications as part of the Omni Spine Anterior Cervical Plate System. The Omni Spine Anterior Cervical Plate System is intended for anterior screw fixation to the cervical spine (C2-C7) as an adjustment to fusion in the treatment of degenerative disc disease (DDD), sponylolisthesis, spinal stenosis, tumors, trauma (i.e. fracture). Class I - Dangerous Potential incorrect marking and color identification of Piranha screw. Some screws marked as 12 mm actually measure 14 mm. Nov 13, 2017 Surgical Instruments View Details →