Class II div 1, Open bite, Asymmetric arches, Mandibular midline deviation, Midline shift, Crowding, Rotations, Impacted canines
Leveling Curve of Spee
, Intrusion
, First premolar extraction
, IPR
, TADs
, Overtreatment
, Elastics: Class II
, Elastics: Class II in Additional Aligners
, Extraction
Courtesy of Dr S. Zhou,
2021
Treatment Summary
Patient Information
- Age: 19
- Gender: female
- Invisalign Submission Option: Invisalign Full
Total Treatment Time
- 31 months
Number of aligners
- Maxillary: 55 + 46 + 23 = 124
- Mandibulary: 55 + 46 + 23 = 124
Aligner Wear time
- 1-week
Retention
- Maxillary: Other clear
- Mandibular: Other clear
Results achieved
- Class I relationship achieved
- Functional canine guidance on both sides
- Normal overjet and overbite achieved
- Midlines coincident
- Proper axial inclination of incisors
- Curve of Spee leveled
- Arches aligned and coordinated
- Alignment of both arches through derotation
- Arch form improved
- Aesthetic smile line was achieved
- All treatment goals were achieved case
- Harmonic arches were achieved
Comments
- Extract 14 24 34 44 with maximum anchorage, retract anterior teeth.
- Vertical control of posterior teeth, correct 13-23&33-43 open bite.
- Intrude lower incisors, level curve of Spee.
- Shift lower midline to right by 2mm.
- Overcorrect on the anterior teeth intrusion and high torque, minimize side effects of extraction case.
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