Class II div 1
,
Increased overjet
,
Mandibular retrognathia
,
Deep bite
,
Narrow arches
,
Spacing

Leveling Curve of Spee
,
Extrusion
,
Intrusion
,
Expansion
,
Retraction
,
IPR
,
Space Closure
,
Elastics: Class II
Courtesy of Dr Q. Chen, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 24
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 22数ヶ月

Number of aligners

  • Maxillary: 48 + 19 + 17 = 84
  • Mandibulary: 52 + 22 + 20 = 94

Aligner Wear time

  • 1주

Retention

  • Maxillary: Fixed/Bonded
  • Mandibular: Fixed/Bonded

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
  • Curve of Spee leveled
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

코멘트

  • Invisalign is good for molar distalization and space closure.
  • The upper molars were distally moved by 2mm.
  • The upper front teeth were retracted by 8mm.
  • Class II elastics were used to enhance maxillary anchorage and help retract upper incisors.
  • The upper arch was expanded by 1mm per side at the posterior area.
  • No black triangle was shown after retraction by doing some IPR.
  • Molar and canine relationships were both adjusted.

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left
치료 전 초기최종
Before picture of treatment
After picture of treatment
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방사선 사진

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