Klasse II Div. 1
,
Erhöhter Overjet
,
Mandibuläre Retrognathie
,
Deep bite
,
Enge Zahnbögen
,
Asymmetrische Zahnbögen
,
Mandibuläre Mittellinien-Abweichung
,
Mittellinienverschiebung
,
Lückenstand

Distalisation
,
 Nivellierung der Spee-Kurve
,
Intrusion
,
Expansion
,
ASR
,
Elastics: Klasse II
Courtesy of Dr J. Weng, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 15
  • Gender: male
  • Invisalign Submission Option: Invisalign Teen

Total Treatment Time

  • 18 monate

Anzahl der Aligner

  • Maxillary: 45 + 17 = 62
  • Mandibulary: 45 + 17 = 62

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
  • Ästhetische Lachlinie wurde erzielt  
  • Alle Behandlungsziele wurden erreicht für den Fall
  • Harmonie der Zahnbögen wurde erzielt

Bemerkungen

  • Patient is a skeletal Class II(ANB=5°) with mandibular retraction.
  • The most important treatment was to expand the maxillary arch to promote the forward growth of the mandible.
  • Three-dimensional adjustments of the upper and lower arches were important in the Class II malocclusion treatment.
  • Horizontally, aligners to expand the upper and lower arches.
  • Vertically, curve of Spee was leveled.
  • Sagitally, the upper molars were distalized to retract the upper anterior teeth and decrease the anterior overjet.
  • Light force(3/16,3.5oz) Class II elastics were used to guide the mandible forward.
  • Normal overjet and overbite relationships were achieved.
  • Normal anterior inclinations were achieved.

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left
AusgangspositionFinale
Before picture of treatment
After picture of treatment
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Röntgenbilder

Ausgangsposition Finale
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