S7 Spinal fixation system(Orthopedic implant)

Benefits：

1.With Φ5.5 connecting rod

2.The inner thread of screw is a new hook lock thread

3.New compression setscrew for enhanced stability of the rod

4.The shaft of the tapered screw is double- threaded, which is easy to screw into the screw and has a strong grip on the bone fragment

5.Innovative and improved new instruments, simple and convenient operation