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Table 3 The influence of aligner thickness on the torque movement of central incisors

From: The three-dimensional displacement tendency of teeth depending on incisor torque compensation with clear aligners of different thicknesses in cases of extraction: a finite element study

Torque compensation

Without

With

Aligner thickness (mm)

0.5

0.75

0.5

0.75

The rotation angle of central incisors in sagittal direction (°)

−0.1688

− 0.1262

0

0

The corresponding power ridge height (mm)

0

0

0.7

0.25