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Laser-Aided Ceramic Bracket Debonding: A Comprehensive Review
Rezvaneh Ghazanfari1, Hanieh Nokhbatolfoghahaei2, Marzieh Alikhasi3
1Department of Dental Prosthesis and Implants, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran.
Journal of Lasers in Medical Sciences
|June 23, 2016
Summary
Laser irradiation effectively removes ceramic brackets, reducing debonding time and bond strength without harming enamel or pulp. This laser-aided technique offers a safe and efficient method for bracket removal in orthodontics.
Area of Science:
- Dental Materials Science
- Orthodontic Technology
- Laser Applications in Dentistry
Background:
- Traditional methods for ceramic bracket removal can risk enamel damage.
- Lasers have been explored since the 1990s as an alternative debonding technique.
Purpose of the Study:
- To conduct a comprehensive literature review on laser-aided ceramic bracket debonding.
- To evaluate the efficacy and safety of laser irradiation for removing orthodontic ceramic brackets.
Main Methods:
- Systematic search of PubMed and Google Scholar databases.
- Inclusion of 16 English articles published between 2004 and 2015.
- Categorization of studies based on intrapulpal temperature, shear bond strength, debonding time, enamel damage, and bracket failure.
Main Results:
- Laser irradiation generally decreased shear bond strength and debonding time.
- No critical increase in intrapulpal temperature was reported in most studies.
- No instances of bracket failure or enamel damage were documented.
Conclusions:
- Laser irradiation is an efficient method for reducing ceramic bracket shear bond strength and debonding time.
- This technique appears safe for ceramic bracket removal, with minimal impact on intrapulpal temperature and enamel.
- Laser-aided debonding reduces the likelihood of ceramic bracket failure.
