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Digital workflows for 3D-printed customised double-slotted lingual appliances: a case report Cover

Digital workflows for 3D-printed customised double-slotted lingual appliances: a case report

Open Access
|Nov 2023

Figures & Tables

Figure 1.

Pretreatment facial and intraoral photographs.
Pretreatment facial and intraoral photographs.

Figure 2.

Pretreatment models.
Pretreatment models.

Figure 3.

Pretreatment radiographs and tracing.
Pretreatment radiographs and tracing.

Figure 4.

Orthodontic setup and virtual bracket placement.
Orthodontic setup and virtual bracket placement.

Figure 5.

Customised lingual bracket design.
Customised lingual bracket design.

Figure 6.

Customised straight lingual arch wire forming.
Customised straight lingual arch wire forming.

Figure 7.

Upper incisor proclination and increased overjet after the levelling and alignment stage.
Upper incisor proclination and increased overjet after the levelling and alignment stage.

Figure 8.

Finishing stage with composite buttons for applying vertical settling elastics.
Finishing stage with composite buttons for applying vertical settling elastics.

Figure 9.

Post-treatment facial and intraoral photographs.
Post-treatment facial and intraoral photographs.

Figure 10.

Post-treatment models.
Post-treatment models.

Figure 11.

Post-treatment radiographs and tracing.
Post-treatment radiographs and tracing.

Figure 12.

Overall and regional cephalometric superimpositions of the initial (black) and final (red) lateral cephalometric tracings.
Overall and regional cephalometric superimpositions of the initial (black) and final (red) lateral cephalometric tracings.

Figure 13.

One-year retention photographs.
One-year retention photographs.

Figure 14.

Titanium bracket color variation by anodising.
Titanium bracket color variation by anodising.

Figure 15.

Correct orientation of the bracket during 3D printing (left). Incorrect orientation leads to unsupported areas (red) which would be incorrectly printed (right).
Correct orientation of the bracket during 3D printing (left). Incorrect orientation leads to unsupported areas (red) which would be incorrectly printed (right).

Cephalometric measurements

PretreatmentPosttreatment
Skeletal
SNA (°)81.881.8
SNB (°)78.277.9
ANB (°)3.63.9
FMA (°)27.427.8
Dental
U1-SN (°)101.796.7
U1-NA (°)19.914.4
U1-NA (mm)4.52.6
L1-MP (°)96.894.1
L1-NB (°)31.228.2
L1-NB (mm)6.95.5
U1-L1 (°)125.3133.5
Soft tissue
E-line/UL (mm)-1.2-1.4
E-line/LL (mm)-0.7-0.2
DOI: https://doi.org/10.2478/aoj-2023-0029 | Journal eISSN: 2207-7480 | Journal ISSN: 2207-7472
Language: English
Page range: 100 - 112
Submitted on: Feb 1, 2023
Accepted on: Sep 1, 2023
Published on: Nov 21, 2023
Published by: Australian Society of Orthodontists Inc.
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2023 Nguyen Viet Anh, Nguyen Thuy Anh, published by Australian Society of Orthodontists Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.