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[Current clinical studies on slow palatal expansion].
Xiao-gang Pan1, Yu-fen Qian, Guo-min Wang
1Department of Orthodontics, School of Stomatology, Ninth People's Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China.
Summary
Slow palatal expansion offers a gentler approach for correcting maxillary transverse deficiency, providing physiological forces with fewer side effects than rapid palatal expansion.
Area of Science:
- Orthodontics
- Craniofacial development
Background:
- Maxillary transverse deficiency and upper dental arch constriction are common orthodontic issues.
- Palatal expansion is a key treatment modality.
Purpose of the Study:
- To review slow palatal expansion techniques.
- Compare slow palatal expansion with rapid palatal expansion.
- Analyze skeletal and dental changes.
Main Methods:
- Review of literature on palatal expansion appliances.
- Analysis of skeletal and dental outcomes.
- Comparison of slow vs. rapid palatal expansion.
Main Results:
- Slow palatal expansion utilizes physiological forces, contrasting with the stronger forces of rapid palatal expansion.
- Rapid palatal expansion may cause side effects.
- Satisfactory clinical outcomes are achievable with slow palatal expansion in select cases.
Conclusions:
- Slow palatal expansion is a viable option for specific cases of maxillary transverse deficiency.
- Understanding appliance types and resulting changes is crucial for treatment planning.