Class I
,
Increased overjet
,
Mandibular retrognathia
,
Narrow arches
,
Crowding

Distalization
,
Mesialization
,
Leveling Curve of Spee
,
Intrusion
,
Retraction
,
First premolar extraction
,
TADs
,
Elastics: Class II
,
Extraction
Courtesy of Dr Q. Chen, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 31
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 23개월

Number of aligners

  • Maxillary: 54 + 37 = 91
  • Mandibulary: 57 + 40 = 97

Aligner Wear time

  • 1주

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • Class I relationship maintained
  • Functional canine guidance on both sides
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Overjet improved
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

코멘트

  • Invisalign works well in premolar extraction case.
  • The upper and lower front teeth were retracted by 9mm.
  • Class II elastics were used to enhance maxillary anchorage and help retract incisors.
  • MIA was a good way to work with aligners to retract front teeth.
  • No black triangle was found after treatment with some IPR in front teeth.
  • Lip posture and facial profile were improved after front teeth retraction.
  • The shape of chin was much better after treatment.

Images

Initial and final

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upper
lower
right
front
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lower
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front
left

진행

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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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