Class I
,
Mandibular retrognathia
,
Deep bite
,
Narrow arches
,
Crowding
,
Rotations

Intrusion
,
Expansion
,
Retraction
,
Proclination
,
IPR
,
Elastics: Class II
Courtesy of Dr V. Laoamata, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 41
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 13 months

Number of aligners

  • Maxillary: 25 + 9 = 34
  • Mandibulary: 26 + 9 = 35

Aligner Wear time

  • 1-week

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 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
  • Harmonic arches were achieved

Comments

  • This is a dental deep bite in the skeletal open bite configuration case.
  • Anterior intrusion without posterior extrusion was planned to correct anterior deep bite and maintain the lower facial height.
  • Since the original retroclination of the lower incisors, proclination was favorable to gain space for correction of crowding and relative intrusion to correct deep bite.
  • Severe rotation of 35 was corrected effectively by optimized rotational attachment together with using lingual button and power chain as the auxiliary mechanic.
  • 27 was intruded until completely level with 26 without undesirable buccal crown torque by Invisalign biomechanic.
  • A set of additional aligners was prescribed for detailing and settling the final occlusion.
  • Dental implant at tooth 37 will be placed soon after the COVID-19 situation has resolved.

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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