Table 1 Manufacturers and specifications of various different internal fixations
Implants | Manufacturers | Specifications (Unit: mm) | |
|---|---|---|---|
Pedicle screws | Weigao,Shandong | L = 50 | D = 4.5 |
L = 45 | D = 4.5 | ||
cortical bone screw | LIBEIER,Beijing | L = 50 | W = 4.5 |
Facet screw | Weigao,Shandong | L = 44 | W = 4.5 |
Cage | Johnson & Johnson (Ocrale) | L = 45 | H = 9 |
0° | |||
Rod | Weigao,Shandong | R = 5.5 | |