Klasse I
,
Anteriorer Kreuzbiss
,
Enge Zahnbögen
,
Asymmetrische Zahnbögen
,
Mandibuläre Mittellinien-Abweichung
,
Engstand
,
Rotationen

 Nivellierung der Spee-Kurve
,
Retraktion
,
First premolar extraction
,
ASR
,
Elastics: Klasse III
Courtesy of Dr Q. Chen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 12
  • Gender: female
  • Invisalign Treatment Option: Invisalign Teen

Total Treatment Time

  • 22 monate

Anzahl der Aligner

  • Maxillary: 32 + 16 + 14 = 62
  • Mandibulary: 43 + 28 + 27 = 98

Aligner Wear time

  • 1 woche

Retention

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

Results achieved

  • Klasse I-Relation erzielt
  • Funktionale Eckzahn-Führung auf beiden Seiten
  •  Kreuzbiss im Frontzahnbereich korrigiert
  • Normaler Overjet und Overbite erzielt
  • Mittellinien symmetrisch
  • Richtige axiale Schneidezahninklination
  • Curve of Spee leveled
  • Zahnbögen begradigt und koordiniert
  • Alignment beider Zahnbögen durch De-Rotation
  • Ästhetische Lachlinie wurde erzielt  
  • Alle Behandlungsziele wurden erreicht für den Fall
  • Harmonie der Zahnbögen wurde erzielt

Bemerkungen

  • We used G6 in both arches and both sides.
  • All displaced canines were well aligned and all extraction spaces were completely closed.
  • Short Class II elastics were used throughout the treatment.
  • Chewie was used well and helped correct 23 and 33 displacements.

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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