Polyaxial screw Ø7,5 mm cannulated, length 30 to 140 mm, pitch 5 mm, article no. 831.5XXXC.

Application: for internal spinal fixation in discectomy and spinal fusion procedures as a means of providing immobilisation and stabilisation of spinal segments in the treatment of various spinal instabilities or deformities. Threads are self-tapping. Cannulated design. Possibility of transwinding augmentation of the vertebra with cement. Tapping grooves at the tip of the screw. Internal hexagonal bore. Head type - chambered. The shape of the head in cross-section is round. The connection of the screw head with the screw is unbreakable, taper deviation up to 25? is possible. Ring groove on the head for connection of the pressuriser. Laser marking of the screw diameter. Sterilisation required.