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[Effect of corticotomy techniques accelerating orthodontic tooth movement on root resorption]
Y H Yang1, Y P Huang1, W R Li1
1Department of Orthodontics, Peking University School and Hospital of Stomatology & National Clinical Research Center for Oral Diseases & National Engineering Laboratory for Digital and Material Technology of Stomatology & Beijing Key Laboratory of Digital Stomatology, Beijing 100081, China.
Corticotomy techniques can accelerate orthodontic tooth movement (OTM) but their effect on root resorption is unclear. Current research suggests minimal difference in root resorption compared to traditional treatment, though further clinical trials are needed.
Area of Science:
- Orthodontics
- Periodontology
- Oral Surgery
Background:
- Accelerating orthodontic tooth movement (OTM) reduces treatment time and risks.
- Corticotomy techniques are effective in rapid tooth movement by activating the regional acceleratory phenomenon.
- Root resorption is a common side effect of orthodontic treatment, impacting long-term tooth health.
Purpose of the Study:
- To review the effects of different corticotomy techniques on root resorption during accelerated orthodontic tooth movement.
- To synthesize current evidence on whether corticotomy influences root resorption, a common orthodontic side effect.
Main Methods:
- Systematic review of studies investigating corticotomy techniques for accelerated OTM.
- Analysis of research utilizing 2D imaging (dental films, panoramic tomography) and advanced 3D imaging (CBCT, micro-CT) to assess root resorption.
- Evaluation of studies comparing root resorption between corticotomy-assisted OTM and traditional orthodontic treatment.
Main Results:
- Most studies indicate no statistically significant difference in root resorption between corticotomy-assisted OTM and traditional methods.
- Some micro-CT studies show increased root resorption with corticotomy techniques compared to controls.
- The clinical significance of observed root resorption differences is debated due to short study durations.
Conclusions:
- The impact of corticotomy techniques on root resorption remains controversial and requires further investigation.
- Minimally invasive corticotomy approaches are evolving, but their long-term effects on root resorption need clarification.
- More clinical trials are essential to definitively establish the relationship between corticotomy-accelerated OTM and root resorption.
