Clase II, div. 1, Mordida cruzada posterior, Resalte aumentado, Retrognatia mandibular, Arcadas estrechas, Arcos assimétricos, Desvio da linha média maxilar, Apiñamiento, Rotaciones
Nivelamento da curva de Spee
, Retracción
, First premolar extraction
, IPR
, Elásticos: Clase II
, Elastics: Class II in Additional Aligners
Courtesy of Dr H. Ji,
2021
Treatment Summary
Patient Information
- Age: 21
- Gender: male
- Invisalign Submission Option: Invisalign Full
Total Treatment Time
- 30 meses
Cantidad de alineadores
- Maxillary: 46 + 18 + 26 = 90
- Mandibulary: 46 + 18 + 26 = 90
Aligner Wear time
- 2 weeks to 1 week
Retencion
- Maxillary: Fixed/Bonded
- Mandibular: Fixed/Bonded
Results achieved
- Relación clase II mantenida
- Guía funcional de caninos en ambos lados
- Mordida cruzada posterior corregida
- Resalte y sobremordida normal conseguidos
- Resalte mejorado
- Mejora significativa del resalte
- Coincidencia de líneas medias
- Inclinación axial correcta de incisivos
- Curve of Spee leveled
- Arcadas alineadas y coordinadas
- Alineación de ambas arcadas a través de desrrotación
- Forma de la arcada mejorada
- Se logró una línea de sonrisa estética
- Todos los objetivos del tratamiento se lograron en el caso
- Se lograron arcadas armoniosas
Comentarios
- The scissor bite of 1.7 was corrected easily by only the aligner.
- During leveling the curve of Spee, the buccolingual inclination of lower incisors was improved properly.
- I think the inclination control of incisors by Invisalign is better than a fixed appliance.
- After space closure of upper extraction site, the axis of all upper teeth was aligned parallel.
- I strongly recommend the Invisalign system in case of bi-alveolar protrusion to be treated by extraction of 1st premolars.