The Fortis Anterior Cervical Plate System consists of various sizes of plates, screws and associated instruments. The lock-plate is assembled to the main plate and designed to prevent screws from backing out when rotated 90° clockwise. The different variations of screws (which are listed below) are color coded for easy identification.
Plate thickness: 1.85mm
Plate width: 16mm (waist: 13.5mm)
Screw diameter: 4.0mm and 4.5mm
Screw length: 10-20mm (Drilling) and 10-26mm (Tapping)
Variable Angulation: 29°(C-C); 0~10°(M-L)
Fixed Angulation: 12.5°(C-C)