Different approaches used for endoscopy by spine surgeons in France (n = 39).
| Approaches Used | n (%) |
| Interlaminar discectomy | 36 (97.3%) |
| Transforaminal discectomy | 25 (67.6%) |
| Bilateral lumbar decompression | 29 (78.4%) |
| Posterior cervical foraminotomy | 10 (27%) |
| Posterior cervical discectomy | 8 (21.6%) |
| Thoracic discectomy | 4 (10.8%) |
| Lumbar fusion | 5 (13.5%) |