Class II div 1, Increased overjet, Mandibular retrognathia, Deep bite, Narrow arches, Asymmetric arches, Maxillary midline deviation, Midline shift, Crowding, Rotations, Spacing, Diastema
Distalization
, Leveling Curve of Spee
, Intrusion
, Expansion
, Retraction
, Space Closure
, Overtreatment
, Elastics: Class II
Courtesy of Dr W. Chi Chiu,
2020
Treatment Summary
Patient Information
- Age: 18
- Gender: male
- Invisalign Submission Option: Invisalign Full
Total Treatment Time
- 24 months
Number of aligners
- Maxillary: 67 + 32 = 99
- Mandibulary: 67 + 32 = 99
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
- Deepbite improved
- 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
- Segmental distalization was used to correct Class II over UL with Class II elastics
- Expansion of the upper arch was used to create an ideal arch form and create space for anterior retraction to correct the large overjet
- Expansion of the lower arch was used to alleviate crowding
- Additional aligners are used for bite settling and to further finish the overjet at 2 mm
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