Class II div 2, Posterior crossbite, Anterior crossbite, Narrow arches, Asymmetric arches, Maxillary midline deviation, Mandibular midline deviation, Midline shift, Crowding, Rotations
Distalization
, Leveling Curve of Spee
, Intrusion
, Expansion
, Other extraction
, IPR
, Extraction
Courtesy of Dr J. Weng,
2023
Treatment Summary
Patient Information
- Age: 13
- Gender: female
- Invisalign Submission Option: Invisalign Teen
Total Treatment Time
- 22 months
Number of aligners
- Maxillary: 45 + 14 + 30 = 89
- Mandibulary: 45 + 12 + 30 = 87
Aligner Wear time
- 1-week
Retention
- Maxillary: Hawley
- Mandibular: Hawley
Results achieved
- Class II relationship maintained
- Functional canine guidance on both sides
- Anterior crossbite corrected
- Posterior crossbite corrected
- 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
- This is an extraction case and 14/24 are extracted.
- Upper molars' mesial movement is less than 0.5mm .
- No miniscrew is used in this case.
- Canine optimized root control attachments do a good job in canine’s bodily movement.
- Lower molars are distalized by 1.5mm each side.
- Upper arch is expanded by 1.5mm each side.
- Curve of Spee was leveled.
- Normal overjet and overbite relationships are achieved.
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