Range of motion comparison between the two wear standards
| IS0 18192-110 | ASTM F2324-0511 | |
|---|---|---|
| Cervical | ||
| Flexion extension | ±7.5° | ±7.5° |
| Lateral bending | ±6.0° | ±6.0° |
| Axial rotation | ±4.0° | ±6.0° |
| Lumbar | ||
| Flexion extension | ±6°/ − 4° | ±7.5° |
| Lateral bending | ±2.0° | ±3.0° |
| Axial rotation | ±2.0° | ±6.0° |