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 months

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

Comments

  • 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

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

Progress

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 enlarged316
Click to compare enlarged310