Table 4 Forces loaded on the maxillary dentition under four occlusal states
Tooth area | The cleft side | The non-cleft side | ||||
|---|---|---|---|---|---|---|
Force value(N) | ||||||
Occlusal state | Anterior teeth area | Premolar area | Molar area | Anterior teeth area | Premolar area | Molar area |
The centric occlusion | 160 | 280 | 400 | 160 | 280 | 400 |
Occlusion of the cleft side | 160 | 280 | 400 | / | / | / |
Occlusion of the non-cleft side | / | / | / | 160 | 280 | 400 |
The anterior occlusion | 160 | / | / | 160 | / | / |