Class II div 1, Anterior crossbite, Increased overjet, Mandibular retrognathia, Narrow arches, Maxillary midline deviation, Midline shift, Crowding, Rotations, Pre-restorative
Distalization
, Leveling Curve of Spee
, Extrusion
, Expansion
, Retraction
, IPR
, Elastics: vertical
Courtesy of Dr S. Chieh Lin,
2018
Treatment Summary
Patient Information
- Age: 38
- Gender: female
- Invisalign Submission Option: Invisalign Full
Total Treatment Time
- 18 months
Number of aligners
- Maxillary: 25 + 16 + 9 = 50
- Mandibulary: 22 + 20 + 11 = 53
Aligner Wear time
- 1-week
Results achieved
- Class I relationship achieved
- Functional canine guidance on both sides
- Anterior crossbite corrected
- Normal overjet and overbite achieved
- Overjet improved
- Significant improvement of overjet
- Midlines coincident
- Proper axial inclination of incisors
- Curve of Spee levelled
- Arches aligned and coordinated
- Alignment of both arches through derotation
- Arch form improved
- Aesthetic smile linewas achieved
- All treatment goals were achieved case
- Harmonic arches were achieved
Comments
- This is a class II div 1 case with subdivision malocclusion and protrusive profile.
- Both upper and lower dental midline deviate to R't side and crowding with an X-bite.
- We tried to do anterior retraction by distalize the upper arch , expansion and IPR.
- The end result is a huge profile improvement.