"Efficacy of Hybrid Systems (Topping Off) Versus Rigid Spinal Fusion in Lumbar Fusion Surgery: A Dual-center, Prospective, Randomized Pilot Study (CD Horizon BalanC)"

The control group will receive a monosegmental posterior lumbar spine fusion with an intervertebral cage (PLIF). Solera™ Medtronic

"The intervention group will receive a hybrid system with a PLIF and a flexible pedicle screw system above the fusion. Surgery will be performed with the following devices:~CD HORIZON BalanC™ Medtronic"