Quatro Quad Lead Thoracolumbar Screws

Quatro Quad Lead Thoracolumbar Screws
  • Combined Quad-lead and Dual-lead thread geometry accelerates insertion velocity while maintaining uniform, controlled advancement through varying bone densities.
  • Specialized cortical (quad-lead) thread profile maximizes engagement within the pedicle isthmus, delivering superior biomechanical pullout resistance and primary stability.
  • Buttress thread set screw mechanism within the polyaxial head eliminates cross-threading and rigidly maintains the longitudinal construct.