Class I
,
Deep bite
,
Mandibular midline deviation
,
Crowding
,
Rotations

Leveling curve of Spee
,
Intrusion
,
Retraction
,
First premolar extraction
,
IPR
Courtesy of Dr. S. Shih-Hsuan Chen, 2019
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 18
  • Gender: male
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 28 months

Number of aligners

  • Maxillary: 68 + 24 = 92
  • Mandibulary: 68 + 24 = 92

Aligner Wear time

  • 7-10 days

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship maintained
  • Functional canine guidance on both sides
  • Normal overjet and overbite achieved
  • Deepbite improved
  • Significant improvement ofoverbite
  • 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 linewas achieved
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • Closure of all extraction spaces (including a 10mm space) was achieved without tipping in this teen case
  • G6 feature was used in 3 of the 4 quadrants
  • Even the deepbite was improved after the closure of extraction space
  • The protrusive profile was improved with good control of incisor torque
  • 4.3 was extruded successfully
  • Upper and lower midlines are coincident

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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