Table 6.
Use of implants
| Implant | No. of cases frequency (%) | ||
|---|---|---|---|
| 2011 | 2001 | 1994 | |
| Interbody fusion with cage (anterior) | 335 (3.5) | 1,452 (26.4) | – |
| Interbody fusion with cage (posterior) | 3,686 (38.9) | – | |
| Vertebral body replacement by cage | 154 (1.6) | – | |
| Plate | 532 (5.6) | – | – |
| Cervical anterior plate | 300 (5.5) | – | |
| Thoracolumbar anterior plate | 289 (5.3) | – | |
| Rod + pedicle screw | 7,496 (79.0) | 3,004 (54.6) | 3,264 (63) |
| Plate + pedicle screw | 311 (3.3) | ||
| Facet screw | 8 (0.1) | – | |
| Transarticular screw | 50 (0.5) | – | |
| Rod + lamina hook | 455 (4.8) | 418 (7.6) | 744 (14) |
| Rod + pedicle hook | 133 (1.4) | ||
| Rod + hook | – | ||
| Rod + hook, wire | – | – | |
| Rod + lateral mass screw | 372 (3.9) | – | |
| Plate + lateral mass screw | 12 (0.1) | – | |
| Odontoid screw | 18 (0.2) | – | – |
| Wiring | – | 253 (4.6) | 501 (10) |
| Others | 1,047 (11.0) | 1,233 (22.4) | 701 (13) |