Class I
,
Deep bite
,
Crowding
,
Rotations

Leveling Curve of Spee
,
Extrusion
,
Intrusion
,
Expansion
,
Proclination
,
IPR
,
Elastics: vertical
Courtesy of Dr W. Chang, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 36
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 16 개월

Number of aligners

  • Maxillary: 27 + 19 + 8 = 54
  • Mandibulary: 27 + 19 + 8 = 54

Aligner Wear time

  • 8 days

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
  • Significant improvement of overbite
  • 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

코멘트

  • We expanded both arches, intruded upper incisors, intruded and flared lower 3-3 to reduce OB and OJ, bite ramps at upper 2-2 also supply good function to reduce OB.
  • Severe rotation of lower central incisors ( 48.7°) were corrected without any attachments.
  • The use of power chain at palatal bonded buttons of 1.6/1.7/2.6/2.7 helps to correct rotation of 1.7/2.7 ( 27.13°/ 23.84°);

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left

진행

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

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