Class I
,
Posterior crossbite
,
Crowding

Elastics: vertical
,
Intrusion
,
IPR

Treatment information

  • Age: 34
  • Gender: male
  • Invisalign Treatment Option: Full

Diagnostic Summary

  • Class I relationship
  • Posterior Crossbite
  • Crowding

Use of:

  • Intrusion
  • IPR
  • Elastics: Vertical
  • Power Ridge Feature on Buccal 3.1 (LL1)
  • Optimized Rotation Attachment (G3) on Buccal 3.3 (LL3), Buccal 3.4 (LL4)
  • Optimized Root Control Attachments (G4) on Buccal 1.4 (UR4), Buccal 1.5 (UR5), Buccal 2.4 (UL4), Buccal 2.5 (UL5), Buccal 4.4 (LR4), Buccal 3.5 (LL5)
Courtesy of Dr. S. Shih-Hsuan Chen 2016

Photos

Click to compare enlarged
upper
Initial
lower
right
front
left
Click to compare enlarged
upper
Final
lower
right
front
left

Radiographs

ClinCheck treatment plan

video anterior
video right-left
video upper-lower
Download ADF files
Initial
Additional Aligners

Treatment summary

Results Achieved

  • Class I relationship maintained
  • Functional canine guidance on both sides
  • Posterior crossbite corrected
  • Midlines coincident
  • Proper axial inclination of incisors
  • Curve of Spee levelled
  • Arches aligned and coordinated
  • Alignment of both arches through derotation
  • Arch form improved
  • Aesthetic smile line¬†was achieved
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Total treatment Time

  • 20 months

Number of aligners

  • Maxillary: 29 + 10 = 39
  • Mandibular: 26 + 10 = 36

Aligner wear time

  • 2 weeks

Comments

  • Buccally flared and overerupted upper second molars were successfully intruded and moved palatally by aligners alone.
  • Lingually tilted lower second molars were uprighted as well. Posterior occlusion with ideal intercuspation was established with the aid of vertical elastics.

Retention

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