Klasse II Div. 1
,
Erhöhter Overjet
,
Deep bite
,
Enge Zahnbögen
,
Rotationen

Mandibuläre Protrusion
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Distalisation
,
Extrusion
,
Intrusion
,
Expansion
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Phase-I-Behandlung / Interzeptiv
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Elastics: Klasse II
,
Elastics: Class II in Additional Aligners
Courtesy of Dr Y. Nien Shan, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 10
  • Gender: female
  • Invisalign Submission Option: Invisalign Teen with MA

Total Treatment Time

  • 22 monate

Anzahl der Aligner

  • Maxillary: 35 + 29 + 10 = 74
  • Mandibulary: 35 + 29 + 10 = 74

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 Overjet
  • Mittellinien symmetrisch
  • Curve of Spee leveled
  • Zahnbögen begradigt und koordiniert
  • Zahnbogenform verbessert
  • Ästhetische Lachlinie wurde erzielt  
  • Alle Behandlungsziele wurden erreicht für den Fall

Bemerkungen

  • This patient started MA treatment when she was in her growth peak (CS 3 stage) and we got a good improvement for her mandibular advancement.
  • From the cephalometric analysis, the change in ANB angle is from 7.8 ° to 2.2 ° and 4 mm longer in Co-Gn length.
  • During the MA phase, we dealt with some difficulties of baby teeth falling off.
  • In the additional aligner phase, we used deviation and vertical elastic to improve midline and occlusion.

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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