Table 10 L3–L4 lumbar torsional rigidity (N*m/°)
Anteflexion | Rear protraction | Right lateral bending | Left lateral bending | Left axial rotation | Right axial rotation | Average | |
|---|---|---|---|---|---|---|---|
Normal | 2.051745 | 1.955378 | 2.561279 | 2.92963 | 2.135338 | 2.138031 | 2.295234 |
Coflex | 3.728144 | 4.75082 | 6.05877 | 3.180358 | 2.400903 | 2.134153 | 3.708858 |
K-ROD | 8.917425 | 4.75082 | 4.790878 | 3.212542 | 3.590922 | 3.042288 | 4.717479 |