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 Submission 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

Click to compare enlarged
upper
lower
right
front
left
Click to compare enlarged
upper
lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged

Radiographs

Initial Final
Click to compare enlarged314
Click to compare enlarged308