Class II div 2
,
Erhöhter Overjet
,
Mandibuläre Retrognathie
,
Deep bite
,
Enge Zahnbögen
,
Mandibuläre Mittellinien-Abweichung
,
Mittellinienverschiebung
,
Engstand
,
Rotationen
,
Prärestaurativ

Distalisation
,
 Nivellierung der Spee-Kurve
,
Extrusion
,
Intrusion
,
Expansion
,
Proklination
,
Andere Extraktion
,
ASR
,
Elastics: Klasse II
Courtesy of Dr K. Fei Fong, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 18
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 17 monate

Anzahl der Aligner

  • Maxillary: 43 + 9 + 9 = 61
  • Mandibulary: 24 + 10 + 9 = 43

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
  • Tiefbiss verbessert
  • Overjet verbessert
  • Deutliche Verbesserung des Overbite
  • Deutliche Verbesserung des Overjet
  • Mittellinien symmetrisch
  • Richtige axiale Schneidezahninklination
  • Curve of Spee leveled
  • Zahnbögen begradigt und koordiniert
  • Alignment beider Zahnbögen durch De-Rotation
  • Zahnbogenform verbessert
  • Ästhetische Lachlinie wurde erzielt  
  • Alle Behandlungsziele wurden erreicht für den Fall
  • Harmonie der Zahnbögen wurde erzielt

Bemerkungen

  •  This is a very severe deep bite Class II div 2 case.
  •  18 was extracted to ensure that UR distalization could be performed smoothly.
  •  The lower anterior intrusion was done successfully to level the lower arch Curve of Spee and resolve deep bite problem. Sequential intrusion protocol was used to perform lower anterior intrusion.
  • 26 full zirconia crown was fabricated after aligner treatment.
  •  Both upper and lower esthetic crown lengthening was performed to increase clinical crown for better smile pattern.

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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