Pedicle Screw All the products processed are made of titanium (Ti-6AI-4V ELI, ASTM F136-98) approved for medical use. The saddle mounted onto pedicle screw is designed in a way of allowing the rod to move 5 degrees upward and downward respectively, which provides convenience for the operation and simultaneously maximizes the contact surface of pedicle screw for enhancing fixation strength. Sleeve Designed to prevent the head from opening wider due to the setscrew when inserting and fastening the rod into the pedicle screw. Convenient for the operation by using the sleeve holder specially designed. Set Screw The guide is mounted onto the setscrew designed to fix the rod, in order to help fasten the setscrew smoothly when starting to fasten. The setscrew bottom surface has the knurling treatment to enhance the fixation strength of the rod and the setscrew, with stability. Set Screw The guide is mounted onto the setscrew designed to fix the rod, in order to help fasten the setscrew smoothly when starting to fasten. The setscrew bottom surface has the knurling treatment to enhance the fixation strength of the rod and the setscrew, with stability.