Patient Enrollment by Procedure.
| n | |
| Total enrolled patients | 478 |
| Procedure | |
| MIS Hemilaminectomy | 118 |
| MIS TLIF | 98 |
| Transforaminal Endoscopic Foraminotomy & Discectomy | 86 |
| MIS ALIF | 40 |
| MIS Microdiscectomy | 31 |
| MIS Lateral Lumbar Interbody Fusion | 22 |
| MIS ACDF | 18 |
| Other | 65 |