Klasse III, Anteriorer Kreuzbiss, Enge Zahnbögen, Asymmetrische Zahnbögen, Mittellinienverschiebung, Rotationen
Distalisation
, Mesialisation
, Nivellierung der Spee-Kurve
, Extrusion
, Intrusion
, Expansion
, Retraktion
, Proklination
, First premolar extraction
, ASR
, Elastics: Vertikal
, Extraktion
Courtesy of Dr Q. Chen,
2022
Treatment Summary
Patient Information
- Age: 31
- Gender: female
- Invisalign Submission Option: Invisalign Full
Total Treatment Time
- 27 monate
Anzahl der Aligner
- Maxillary: 30 + 30 + 43 = 103
- Mandibulary: 30 + 30 + 58 = 118
Aligner Wear time
- 1 woche
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
- Alle Behandlungsziele wurden erreicht für den Fall
- Harmonie der Zahnbögen wurde erzielt
Bemerkungen
- Invisalign worked well at lower incisor torque control and anterior teeth intrusion.
- G6 system worked well at closure of lower premolar extraction space.
- Lower anterior teeth were retracted for 5mm without any gum recession and facial profile was well improved.
- Root torque control was used although the treatment and the gum recession of 42 was improved after treatment.
- Leveled Curve of Spee.
- Normal overjet and overbite relationships were achieved.
- Torque control of anterior teeth is very important in crossbite treatment.
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