Class II div 2
,
Mandibuläre Retrognathie
,
Deep bite
,
Enge Zahnbögen

Distalisation
,
 Nivellierung der Spee-Kurve
,
Intrusion
,
Expansion
,
Retraktion
,
Overtreatment
,
Elastics: Class II in Additional Aligners
Courtesy of Dr P. Liu, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 11
  • Gender: female
  • Invisalign Treatment Option: Invisalign Teen

Total Treatment Time

  • 26 months

Anzahl der Aligner

  • Maxillary: 40 + 52 + 15 = 107
  • Mandibulary: 23 + 16 + 7 = 46

Aligner Wear time

  • 1 woche

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Klasse I-Relation erzielt
  • Funktionale Eckzahn-Führung auf beiden Seiten
  • Normaler Overjet und Overbite erzielt
  • Mittellinien symmetrisch
  • Richtige axiale Schneidezahninklination
  • Curve of Spee leveled
  • Zahnbögen begradigt und koordiniert
  • Zahnbogenform verbessert
  • Ästhetische Lachlinie wurde erzielt  
  • Alle Behandlungsziele wurden erreicht für den Fall
  • Harmonie der Zahnbögen wurde erzielt

Bemerkungen

  • Correct the deflection occlusal plane.
  • Improve the smiling line.
  • While upper molars distalize, upper anterior teeth perform lingual root torque about 12 degrees before intrusion.
  • This teeth movement process can better protect anterior teeth labial bone of class II div 2.

Images

Initial and final

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Fortschritt

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AusgangspositionFinale
Before picture of treatment
After picture of treatment
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Röntgenbilder

Ausgangsposition Finale
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