The treatment of severe class II division 2 patients with deep overbites and gummy smiles using lingual appliances: a case series
und | 24. Apr. 2024
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Online veröffentlicht: 24. Apr. 2024
Seitenbereich: 95 - 110
Eingereicht: 01. Dez. 2023
Akzeptiert: 01. März 2024
DOI: https://doi.org/10.2478/aoj-2024-0009
© 2024 Nguyen Viet Anh et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
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Cephalometric measurements of case 2
| Pretreatment | Posttreatment | |
|---|---|---|
| Skeletal | ||
| SNA (°) | 85.5 | 83.0 |
| SNB (°) | 75.8 | 75.0 |
| ANB (°) | 9.7 | 8.0 |
| FMA (°) | 21.4 | 22.1 |
| Dental | ||
| U1-SN (°) | 73.9 | 94.1 |
| U1-PP (°) | 83.1 | 104.3 |
| U1-NA (°) | -11.7 | 11.1 |
| U1-NA (mm) | -5.7 | -2.2 |
| IMPA (°) | 103.4 | 106.0 |
| L1-NB (°) | 29.4 | 33.0 |
| L1-NB (mm) | 5.3 | 6.8 |
| Interincisal angle (°) | 152.5 | 127.9 |
| Upper incisal display (mm) | 3.7 | 2.3 |
| Soft tissue | ||
| E-line/UL (mm) | 1.9 | -1.5 |
| E-line/LL (mm) | 0.2 | -0.9 |
Cephalometric measurements
| Pretreatment | Posttreatment | |
|---|---|---|
| Skeletal | ||
| SNA (°) | 85.7 | 84.8 |
| SNB (°) | 79.6 | 80.1 |
| ANB (°) | 6.1 | 4.7 |
| FMA (°) | 20.0 | 20.5 |
| Dental | ||
| U1-SN (°) | 80.3 | 92.4 |
| U1-PP (°) | 89.2 | 101.1 |
| U1-NA (°) | -5.5 | 7.6 |
| U1-NA (mm) | -3.4 | -1.2 |
| IMPA (°) | 94.2 | 95.1 |
| L1-NB (°) | 22.1 | 22.7 |
| L1-NB (mm) | 2.8 | 3.1 |
| Interincisal angle (°) | 157.3 | 144.9 |
| Upper incisal display (mm) | 5.8 | 3.8 |
| Soft tissue | ||
| E-line/UL (mm) | -0.7 | -0.9 |
| E-line/LL (mm) | -1.2 | -1.2 |