Percutaneous pedicle screw placement in thoracic an lumbar spine – results of two centers

K. Seidel & C. Wimmer
Objective: Minimally invasive or percutaneous pedicle screw placement are now common techniques in spine surgery. In first publications a screw misplacement rates from 6,6% up to 12 % were described. Also extreme medial placements (>6mm) with resulted in a nerve root injuries are published.[for full text, please go to the a.m. URL]