Clase II div. 1
,
Resalte aumentado
,
Arcadas estrechas
,
Desplazamiento de la línea media
,
Apiñamiento
,
Rotaciones

Distalización
,
 Nivelado de la curva de Spee
,
Extrusión
,
Intrusión
,
Expansión
,
Proinclinación
Courtesy of Dr E. Kim, 2024
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 8
  • Gender: male
  • Invisalign Submission Option: Invisalign First

Número de aligners

  • Maxillary: 29 + 25 = 54
  • Mandibulary: 29 + 25 = 54

Aligner Wear time

  • 1 semana

Retencion

  • Maxillary: Fixed/Bonded
  • Mandibular: Fixed/Bonded

Results achieved

  • Consecución de una relación de Clase I
  • Resalte normal y sobremordida conseguida
  • Mordida profunda mejorada
  • Resalte mejorado
  • Mejora significativa del resalte
  • Coincidente con líneas medias
  • Inclinación axial adecuada de los incisivos
  • Curve of Spee leveled
  • Arcadas alineadas y coordinadas
  • Forma de la arcada mejorada
  • Consecución de una línea de la sonrisa estética  
  • Todos los objetivos del tratamiento alcanzados

Comentarios

  • A patient with insufficient space for eruption of the permanent teeth and Class II malocclusion performed excellent treatment results with Invisalign First therapy including arch expansion and the alignment was performed simultaneously with upper and lower anterior teeth axis improvement with proper overjet and overbite.
  • Phase I orthodontic treatment including arch expansion, molar distalization, and decrowding with dental axis improvement was requested, as alignment and prevention of gingival recession for periodontal health.
  • If a general arch expansion device were used, gingival recession in the lower anterior teeth would have been more severe because a fixed appliance had to be attached after arch expansion, not simultaneously, as Invisalign clear aligners. However, since the Invisalign treatment was performed, the arch expansion and the tooth alignment were achieved while improving the axis of the upper and lower anterior teeth at the same time, so more severe gingival recession could be prevented.
  • In addition, the deep bite was improved by using the conventional bite ramp function on the lingual side, and better treatment results could be made through the efficient function of the power ridge feature to improve the lingual angulation of lower incisors.
  • The arch expansion was performed perfectly as in the initial treatment plan due to the efficient use of the optimized expansion attachment with the patient's good wearing coordination.
  • For posterior stable occlusion, it was promoted using optimized extrusion attachment.
  • This was a phase I treatment which will be continued with a phase II in the future with permanent dentition.

Images

Initial and final

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upper
lower
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front
left
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upper
lower
right
front
left

Progreso

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lower
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InicialFinal
Before picture of treatment
After picture of treatment
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Radiografías

Inicial Final
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