Class II div 1, Increased overjet, Mandibular retrognathia, Deep bite, Narrow arches, Asymmetric arches, Mandibular midline deviation, Midline shift, Crowding
Distalization
, Leveling Curve of Spee
, Extrusion
, Intrusion
, Expansion
, Retraction
, IPR
, Elastics: Class II
, Elastics: Class III
Courtesy of Dr Q. Chen,
2023
Treatment Summary
Patient Information
- Age: 11
- Gender: male
- Invisalign Submission Option: Invisalign Teen
Total Treatment Time
- 23개월
Number of aligners
- Maxillary: 48 + 24 + 19 = 91
- Mandibulary: 51 + 27 + 22 = 100
Aligner Wear time
- 1주
Retention
- Maxillary: Hawley
- Mandibular: Hawley
Results achieved
- Class I relationship achieved
- Functional canine guidance on both sides
- Normal overjet and overbite achieved
- Deepbite improved
- Overjet improved
- Significant improvement of overbite
- Significant improvement of overjet
- Midlines coincident
- Proper axial inclination of incisors
- Curve of Spee leveled
- Arch form improved
- Aesthetic smile line was achieved
- All treatment goals were achieved case
- Harmonic arches were achieved
코멘트
- Invisalign is good for coordinated Bolton index caused by fused teeth.
- The upper right first molar was moved distally 1mm.
- Class II elastics were used to enhance maxillary anchorage and help retract upper incisors.
- Normal over-jet was achieved after retraction of upper front teeth.
- Mandibular retrognathia was corrected with class II elastics all through treatment.
- The upper and lower arches were expanded by 1mm per side (posterior area).
- The lower midline was adjusted.
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