Three-Dimensional Printed Teeth in Endodontics: A New Protocol for Microcomputed Tomography Studies
Abstract
:1. Introduction
2. Materials and Methods
2.1. Natural Specimen Selection
2.2. Root Canal Preparation
2.3. Preparation of NT and Group I with PTG
2.4. Preparation of Group II with ENDG
2.5. MicroCT Evaluation
2.6. Statistical Analysis
3. Results
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Data | Natural Tooth | 3D-Printed Teeth | |
---|---|---|---|
Canal Volume (mm3) | 12.08 | Mean ± SD | 11.99 ± 0.55 |
Median | 12.07 | ||
Centroid X (mm) | 10.92 | Mean ± SD | 10.92 ± 0.09 |
Median | 10.93 | ||
Centroid Y (mm) | 10.37 | Mean ± SD | 10.35 ± 0.07 |
Median | 10.35 | ||
Centroid Z (mm) | 8.03 | Mean ± SD | 8.02 ± 0.09 |
Median | 8.04 | ||
Tooth Volume Expansion (%) | Mean ± SD | 0.73 ± 0.77 | |
Median | 0.68 |
Data | Natural Tooth | 3D-Printed Teeth | ||
---|---|---|---|---|
Canal Volume (mm3) | Initial | 12.08 | Mean ± SD | 12.12 ± 0.42 |
Median | 12.12 | |||
After | 17.75 | Mean ± SD | 17.89 ± 0.69 | |
Median | 17.66 | |||
Volume of dentin removed | 5.68 | Mean ± SD | 5.77 ± 0.66 | |
Median | 5.67 | |||
% Volume increase | 46.99 | Mean ± SD | 47.68 ± 6.09 | |
Median | 45.50 | |||
Centroid X (mm) | Initial | 10.92 | Mean ± SD | 10.92 ± 0.07 |
Median | 10.87 | |||
After | 11.38 | Mean ± SD | 11.33 ± 0.13 | |
Median | 11.32 | |||
Alteration | 0.46 | Mean ± SD | 0.41 ± 0.17 | |
Median | 0.41 | |||
Centroid Y (mm) | Initial | 10.37 | Mean ± SD | 10.37 ± 0.07 |
Median | 10.40 | |||
After | 10.50 | Mean ± SD | 10.53 ± 0.04 | |
Median | 10.53 | |||
Alteration | 0.13 | Mean ± SD | 0.16 ± 0.07 | |
Median | 0.15 | |||
Centroid Z (mm) | Initial | 8.03 | Mean ± SD | 8.01 ± 0.11 |
Median | 8.04 | |||
After | 8.10 | Mean ± SD | 8.01 ± 0.10 | |
Median | 8.02 | |||
Alteration | 0.07 | Mean ± SD | 0.01 ± 0.015 | |
Median | 0.02 | |||
Transportation (mm) | 0.48 | Mean ± SD | 0.48 ± 0.14 | |
Median | 0.45 | |||
Unprepared area (%) | 57.64 | Mean ± SD | 54.97 ± 3.79 | |
Median | 53.88 |
Data | ProTaper Gold® | |||
---|---|---|---|---|
Canal Volume (mm3) | Initial | Mean ± SD | 12.12 ± 0.42 | 11.86 ± 0.66 |
Median | 12.12 | 11.82 | ||
After | Mean ± SD | 17.89 ± 0.69 | 17.02 ± 0.61 | |
Median | 17.66 | 17.06 | ||
Volume of dentin removed | Mean ± SD | 5.77 ± 0.66 | 5.24 ± 1.02 | |
Median | 5.67 | 5.49 | ||
% Volume increase | Mean ± SD | 47.68 ± 6.09 | 45.02 ± 10.89 | |
Median | 45.50 | 47.25 | ||
Centroid X (mm) | Initial | Mean ± SD | 10.92 ± 0.07 | 10.92 ± 0.11 |
Median | 10.87 | 10.96 | ||
After | Mean ± SD | 11.33 ± 0.13 | 11.37 ± 0.06 | |
Median | 11.32 | 11.35 | ||
Alteration | Mean ± SD | 0.41 ± 0.17 | 0.45 ± 0.09 | |
Median | 0.41 | 0.43 | ||
Centroid Y (mm) | Initial | Mean ± SD | 10.37 ± 0.07 | 10.33 ± 0.06 |
Median | 10.40 | 10.32 | ||
After | Mean ± SD | 10.53 ± 0.04 | 10.44 ± 0.05 | |
Median | 10.53 | 10.45 | ||
Alteration | Mean ± SD | 0.16 ± 0.07 | 0.11 ± 0.05 | |
Median | 0.15 | 0.13 | ||
Centroid Z (mm) | Initial | Mean ± SD | 8.01 ± 0.11 | 8.03 ± 0.07 |
Median | 8.04 | 8.01 | ||
After | Mean ± SD | 8.01 ± 0.10 | 8.07 ± 0.09 | |
Median | 8.02 | 8.11 | ||
Alteration | Mean ± SD | 0.01 ± 0.015 | 0.05 ± 0.09 | |
Median | 0.02 | 0.02 | ||
Transportation (mm) | Mean ± SD | 0.48 ± 0.14 | 0.49 ± 0.11 | |
Median | 0.45 | 0.47 | ||
Unprepared area (%) | Mean ± SD | 54.97 ± 3.79 | 56.41 ± 5.11 | |
Median | 53.88 | 55.39 |
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Reis, T.; Barbosa, C.; Franco, M.; Silva, R.; Alves, N.; Castelo-Baz, P.; Martín-Cruces, J.; Martín-Biedma, B. Three-Dimensional Printed Teeth in Endodontics: A New Protocol for Microcomputed Tomography Studies. Materials 2024, 17, 1899. https://doi.org/10.3390/ma17081899
Reis T, Barbosa C, Franco M, Silva R, Alves N, Castelo-Baz P, Martín-Cruces J, Martín-Biedma B. Three-Dimensional Printed Teeth in Endodontics: A New Protocol for Microcomputed Tomography Studies. Materials. 2024; 17(8):1899. https://doi.org/10.3390/ma17081899
Chicago/Turabian StyleReis, Tiago, Cláudia Barbosa, Margarida Franco, Ruben Silva, Nuno Alves, Pablo Castelo-Baz, Jose Martín-Cruces, and Benjamín Martín-Biedma. 2024. "Three-Dimensional Printed Teeth in Endodontics: A New Protocol for Microcomputed Tomography Studies" Materials 17, no. 8: 1899. https://doi.org/10.3390/ma17081899