The Influence of Brushing Motion on the Cutting Efficiency of Two Heat-Treated Endodontic Files: An In-Vitro Micro Computed Tomography Study
Abstract
:1. Introduction
2. Materials and Methods
2.1. Teeth Selection
2.2. Micro-CT Scanning Protocol and Reconstruction
2.3. Root Canal Shaping and Postinstrumentation Scanning of Teeth
2.4. Image Analysis
2.5. 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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Instrument | Manufacturer | Size (mm) | Conicity (%) | Cross Section | Cutting Edge | NiTi Alloy |
---|---|---|---|---|---|---|
2Shape | Micro-Mega, Besançon, France | 0.25 | 4 | Triangular asymmetrical | 2 main and 1 secondary | T-wire |
0.25 | 6 | Triangular asymmetrical | 2 main and 1 secondary | T-wire | ||
HyFlex CM | Coltene-Whaledent, Altstatten, Switzerland | 0.20 | 4 | Quadrangular | 4 | CM-wire |
0.25 | 6 | Triangular | 3 | CM-wire |
Δ | ||||
---|---|---|---|---|
Group | MD Diameter | |||
Coronal | Middle | Apical | Total | |
2Shape | 0.1356 a ± 0.0128 | 0.1190 a* ± 0.0332 | 0.1110 a ± 0.0293 | 0.1202 ± 0.0342 |
Hyflex CM | 0.1584 a ± 0.0302 | 0.0734 b ± 0.0268 | 0.0948 b ± 0.0773 | 0.1123 ± 0.0467 |
BL Diameter | ||||
Coronal | Middle | Apical | Total | |
2Shape | 0.0904 a ± 0.0613 | 0.0710 a ± 0.0262 | 0.1114 a ± 0.0364 | 0.1219 * ± 0.0268 |
Hyflex CM | 0.0690 a ± 0.0721 | 0.0458 a ± 0.0207 | 0.0658 a ± 0.0430 | 0.1089 ± 0.0597 |
Percentage of Untouched Areas (%) | ||||
---|---|---|---|---|
Instrument | Mean | SD | Minimum | Maximum |
2Shape | 4.6023 a | 3.18867 | 1.77 | 8.59 |
Hyflex CM | 3.7965 a | 2.79915 | 0.76 | 7.13 |
Root Canal Volume (mm3) | |||
---|---|---|---|
Groups | Mean | SD | |
Volume pre | 2Shape | 5.1348 a | 1.89759 |
Hyflex CM | 6.6940 a | 4.09832 | |
Volume post | 2Shape | 5.7057 a | 1.84434 |
Hyflex CM | 7.2657 a | 3.90572 |
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Zebouni, C.; Nehme, W.; Hachem, C.E.; La Rosa, G.R.M.; Conte, G.; Kaloustian, M.K.; Neelakantan, P.; Pedullà, E. The Influence of Brushing Motion on the Cutting Efficiency of Two Heat-Treated Endodontic Files: An In-Vitro Micro Computed Tomography Study. Appl. Sci. 2023, 13, 292. https://doi.org/10.3390/app13010292
Zebouni C, Nehme W, Hachem CE, La Rosa GRM, Conte G, Kaloustian MK, Neelakantan P, Pedullà E. The Influence of Brushing Motion on the Cutting Efficiency of Two Heat-Treated Endodontic Files: An In-Vitro Micro Computed Tomography Study. Applied Sciences. 2023; 13(1):292. https://doi.org/10.3390/app13010292
Chicago/Turabian StyleZebouni, Cynthia, Walid Nehme, Claire El Hachem, Giusy Rita Maria La Rosa, Gianluca Conte, Marc Krikor Kaloustian, Prasanna Neelakantan, and Eugenio Pedullà. 2023. "The Influence of Brushing Motion on the Cutting Efficiency of Two Heat-Treated Endodontic Files: An In-Vitro Micro Computed Tomography Study" Applied Sciences 13, no. 1: 292. https://doi.org/10.3390/app13010292
APA StyleZebouni, C., Nehme, W., Hachem, C. E., La Rosa, G. R. M., Conte, G., Kaloustian, M. K., Neelakantan, P., & Pedullà, E. (2023). The Influence of Brushing Motion on the Cutting Efficiency of Two Heat-Treated Endodontic Files: An In-Vitro Micro Computed Tomography Study. Applied Sciences, 13(1), 292. https://doi.org/10.3390/app13010292