Class I, Class II div 1, Increased overjet, Narrow arches, Asymmetric arches, Maxillary midline deviation, Mandibular midline deviation, Midline shift, Crowding, Rotations, Pre-restorative
Distalization
, Leveling Curve of Spee
, Extrusion
, Intrusion
, Expansion
, Retraction
, Other extraction
, IPR
, Restorative
, Overtreatment
, Extraction
Courtesy of Dr W. Chi Chiu,
2021
Treatment Summary
Patient Information
- Age: 29
- Gender: female
- Invisalign Submission Option: Invisalign Full
Total Treatment Time
- 20 months
Number of aligners
- Maxillary: 49 + 39 = 88
- Mandibulary: 49 + 39 = 88
Aligner Wear time
- 1-week
Retention
- Maxillary: Vivera retainer
- Mandibular: Vivera retainer
Results achieved
- Class I relationship achieved
- Functional canine guidance on both sides
- Normal overjet and overbite achieved
- Overjet improved
- Significant improvement of overjet
- 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
- After 17 and 27 extractions, segmental distalization was performed over UR to correct Class II relationship, adjust midline deviation, and reduce the large overjet.
- After 18 and 28 eruption, additional aligners were used to level and align the teeth.
- Expansion and flattening of the CoS was used to make space and level the arches on the lower arch.
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