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Updated: Feb 27, 2026

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Author Spotlight: 3D Movement Assessment of Maxillary Posterior Teeth in Clear Aligner Treatment
Published on: February 23, 2024
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Lateral open bite and crossbite correction in a Class III patient with missing maxillary first premolars
Jae Hyun Park1, Joseph Yu2, Jong-Moon Chae3
1Postgraduate Orthodontic Program, Arizona School of Dentistry and Oral Health, A. T. Still University, Mesa, Ariz; Graduate School of Dentistry, Kyung Hee University, Seoul, Korea.
Summary
Orthodontic elastics corrected lateral open bite and anterior crossbite in a patient. Treatment significantly improved occlusion, smile aesthetics, and facial profile over 25 months.
Area of Science:
- Dentistry
- Orthodontics
- Dental Aesthetics
Background:
- Lateral open bite and anterior crossbite present complex orthodontic challenges.
- Correction requires precise application of biomechanical forces.
- Patient age and specific malocclusion influence treatment planning.
Observation:
- A 29-year-old male patient presented with lateral open bite and anterior crossbite.
- Posterior and Class III elastics were employed as the primary orthodontic intervention.
- Anterior restorations were integrated to address functional and esthetic deficits.
Findings:
- Significant improvements in dental occlusion were achieved.
- Smile esthetics demonstrated marked enhancement post-treatment.
- The patient's soft tissue profile showed considerable positive alteration.
- The combined orthodontic and restorative approach yielded comprehensive results.
Implications:
- This case highlights the efficacy of elastics in correcting complex bite discrepancies.
- Integrated orthodontic and restorative treatments can optimize both function and esthetics.
- Successful outcomes are achievable in adult orthodontic patients with well-defined treatment plans.

