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Transfer Accuracy of 3D-Printed Customized Devices in Digital Indirect Bonding: A Systematic Review and
Alessandra Campobasso1, Giovanni Battista1, Gianluigi Fiorillo2
1Department of Clinical and Experimental Medicine, University of Foggia, Via Rovelli 50, Foggia 71122, Italy.
International Journal of Dentistry
|September 12, 2024
Summary
Customized 3D-printed devices show accurate transfer for indirect bonding technique (IBT), within clinical limits for most directions. Further in vivo studies are recommended to confirm their effectiveness.
Area of Science:
- Orthodontics
- Biomaterials Engineering
- Dental Technology
Background:
- The indirect bonding technique (IBT) is crucial for precise bracket placement in orthodontics.
- Traditional transfer devices can have limitations in accuracy and customization.
- 3D printing offers potential for creating patient-specific orthodontic appliances.
Purpose of the Study:
- To evaluate the accuracy of 3D-printed customized transfer devices for indirect bonding technique (IBT).
- To assess both in vitro and in vivo performance of these devices.
Main Methods:
- A comprehensive literature search was conducted across major databases (PubMed, Web of Science, Scopus, Google Scholar) up to April 2022.
- Studies were screened, and data were extracted using a PICO framework.
- Methodological quality was assessed using the Swedish Council on Technology Assessment in Health Care Criteria.
Main Results:
- Fifteen papers were selected for qualitative analysis and seven for quantitative analysis.
- The overall evidence quality was moderate.
- 3D-printed devices demonstrated transfer accuracy within clinically acceptable limits, except in the bucco-lingual direction.
Conclusions:
- 3D-printed customized transfer devices are considered an accurate method for bracket positioning during indirect bonding technique (IBT).
- These devices show promise for both in vitro and in vivo applications.
- Further randomized clinical trials in vivo are recommended to solidify these findings.

