Rev E PedFuse Return Screw Inserter, Part Number: 11-80030 || Screw inserters are instruments which capture, hold and drive pedicle screw assemblies. There is a capturing feature that engages and holds the screw in place. There is also a feature used to lock the screw to the inserter before insertion of the screw. They can also be used to remove screws or back screws out. Screw inserters are used during the implantation of spinal pedicle screws intended to provide immobilization and stabilization of spinal segments in skeletally mature patients. Used in conjunction with Pedicle Screw Spinal system marketed as KRD1 PedFuse Pedicle Screw System .