Klasse I
,
Anteriorer Kreuzbiss
,
Kantenbiss
,
Asymmetrische Zahnbögen
,
Maxilläre Mittellinien-Abweichung
,
Mandibuläre Mittellinien-Abweichung
,
Mittellinienverschiebung
,
Engstand
,
Rotationen

Mesialisation
,
 Nivellierung der Spee-Kurve
,
Retraktion
,
First premolar extraction
,
Elastics: Klasse II
,
Extraktion
Courtesy of Dr J. Weng, 2023
Before picture of treatment

Treatment Summary

Patient Information

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

Total Treatment Time

  • 28 monate

Anzahl der Aligner

  • Maxillary: 70 + 9 + 13 = 92
  • Mandibulary: 70 + 13 + 13 = 96

Aligner Wear time

  • 10 days'

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • Klasse I-Relation erhalten
  • 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
  • Zahnbogenform verbessert
  • Ästhetische Lachlinie wurde erzielt  
  • Alle Behandlungsziele wurden erreicht für den Fall
  • Harmonie der Zahnbögen wurde erzielt

Bemerkungen

  • This is an extraction case and 14/24/34/44 were extracted.
  • G6e was used to achieve moderate anchorage and retract anterior teeth effectively.
  • Molars' mesial movement is more than 2mm .
  • No miniscrews were used in this case.
  • Canine optimized root control attachments did a good job with the canine’s bodily movement.
  • Leveled curve of Spee.
  • Normal overjet and overbite relationships were achieved.

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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