Magnum is a minimally invasive 5.5 mm pedicle screw system. Dual-lead thread design, expediting advancement and reducing surgeon fatigue Two types of rod insertion techniques Instrumentation also includes ratcheting handles and calibrated torque limiters for precise locking of pedicle screws to rods Categories: Implants, Lumbar Deformity / Degenerative, Minimally Invasive Surgery (MIS), Spine, Thoracolumbar Tag: Minimaly Invasive Deformity Correction