Klasse II Div. 1
,
Erhöhter Overjet
,
Mandibuläre Retrognathie
,
Engstand

Mesialisation
,
Retraktion
,
First premolar extraction
,
Elastics: Klasse II
,
Extraktion
Courtesy of Dr Y. Tai, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 19
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 22 monate

Anzahl der Aligner

  • Maxillary: 86
  • Mandibulary: 86

Aligner Wear time

  • 1 woche

Retention

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

Results achieved

  • Klasse I-Relation erzielt
  • Funktionale Eckzahn-Führung auf beiden Seiten
  • Normaler Overjet und Overbite erzielt
  • Overjet verbessert
  • Deutliche Verbesserung des Overjet
  • 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

  • In this case, upper frog-pattern retraction and lower molar sequential mesialization were applied to increase anchorage.
  • As for incisors' inclination, the over-treatment proclination was applied for both arches.
  • Most important, the patient was very compliant to all the instructions, and the clinical crowns were long enough for the aligners to grabbed the teeth and demonstrated force mechanism.

Images

Initial and final

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lower
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front
left

Fortschritt

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lower
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AusgangspositionFinale
Before picture of treatment
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Röntgenbilder

Ausgangsposition
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