Klasse I
,
Open bite
,
Engstand

First premolar extraction
,
Elastics: Class II in Additional Aligners
Courtesy of Dr S. Shih-Hsuan Chen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 13
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 32 monate

Anzahl der Aligner

  • Maxillary: 61 + 17 + 12 = 90
  • Mandibulary: 63 + 17 + 12 = 92

Aligner Wear time

  • 7-10 days

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • Klasse I-Relation erhalten
  •  Kreuzbiss im Frontzahnbereich korrigiert
  • Normaler Overjet und Overbite erzielt
  • Mittellinien symmetrisch
  • Richtige axiale Schneidezahninklination
  • Zahnbögen begradigt und koordiniert
  • Zahnbogenform verbessert
  • Ästhetische Lachlinie wurde erzielt  
  • Alle Behandlungsziele wurden erreicht für den Fall
  • Harmonie der Zahnbögen wurde erzielt

Bemerkungen

  • G6 was used in this extraction case to achieve proper root control during space closure.
  • Class II elastics were used in additional aligners to reduce OJ and achieve Class I molar relation.

Images

Initial and final

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

Ausgangsposition Finale
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