Class III malocclusion: a challenging treatment using miniscrews for extra anchorage
, , , , and | Oct 12, 2021
About this article
Article Category: research-article
Published Online: Oct 12, 2021
Page range: 227 - 236
DOI: https://doi.org/10.21307/aoj-2021.024
© 2021 Mirian Aiko Nakane Matsumoto et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Initial and final cephalometric measurements.
| Measurements | Average | Initial pretreatment | Final posttreatment |
|---|---|---|---|
| Sagital skeletal relationships | |||
| SNA (o) | 82.0 | 78.0 | 78.0 |
| SNB (o) | 80.0 | 81.0 | 81.0 |
| SND (o) | 76.0 | 80.0 | 80.0 |
| ANB (o) | 2.0 | −3.0 | −3.0 |
| Wits (mm) | −1.0 | −5.0 | −5.0 |
| SNPg (o) | 83.0 | 84.0 | |
| ANPg (mm) | −9.0 | −13.5 | |
| Vertical skeletal relationships | |||
| SN.GoGn (o) | 32.0 | 36.0 | 40.0 |
| SN.y-axis (o) | 59.0 | 57.0 | 58.0 |
| FMA (o) | 25.0 | 34.0 | 35.0 |
| Facial angle (o) | 87.9 | 87.0 | 89.0 |
| Dental relationships | |||
| 1. NA (o) | 22.0 | 28.0 | 27.0 |
| 1-NA (mm) | 4.0 | 8.0 | 7.0 |
| 1. NB (o) | 25.0 | 16.5 | 11.0 |
| 1- NB (mm) | 4.0 | 3.0 | 0.5 |
| 1.1 (o) | 131.0 | 139.0 | 146.0 |
| IMPA (o) | 90.0 | 78.0 | 68.0 |
| Occl plane.SN (o) | 14.0 | 19.0 | 15.0 |
| Overjet (mm) | −1.0 | 1.0 | |
| Overbite (mm) | 0.0 | 3.0 | |
| Soft tissues | |||
| Z-angle | 80.0 | 95.0 | 90.0 |
| Pog-NB (mm) (o) | – | 5.0 | 7.0 |
| S line-lower lip (mm) | 0.0 | −3.0 | −3.0 |
| S line-upper lip (mm) | 0.0 | −2.0 | −3.0 |
| Nasolabial angle (o) | 100.0 | 121.0 | 112.0 |