Case studies
Cross bite
Before
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Adults: Skeletal class III, moderate upper crowding, bilateral posterior cross bite and anterior cross bite of lateral incisors.
Treatment plan:
Surgically-assisted expansion (SARPE) and upper and lower fixed orthodontic appliances, 24 months
After
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Children: Skeletal class I, midlines not matching, right posterior cross bite.
Treatment plan:
Bone expansion, 14 months
Skeletal class II malocclusion
Mixed dentition
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Skeletal class II division 1, 5 mm overjet.
Treatment plan:
Interceptive with Sander myofunctional appliances, for 14 months
Permanent dentition without extractions
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Skeletal class II, moderate crowding, maxillary constriction.
Treatment plan:
Upper expansion and fixed metal self-ligating appliance without extractions, 24 months.
Permanent dentition with extractions
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Skeletal full-step class II molar and canine, mild crowding, cross bite of right lateral incisor.
Treatment plan:
Upper and lower fixed orthodontic appliances, with extraction of upper first bicuspids, 24 months.
Open bite
Open bite
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Skeletal class III, maxillary constriction, mild crowding.
Treatment plan:
Rapid palatal expansion plus upper and lower fixed appliances, without extractions, 24 months.
Diastemas
Diastemas
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Skeletal class III, upper and lower diastemas.
Treatment plan:
Upper and lower fixed orthodontic appliances, without extractions, 18 months.
Overbite
Overbite
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Skeletal class I, mild crowding, overbite of 80%.
Treatment plan:
Upper and lower fixed orthodontic appliances, without extractions, 24 months.
Skeletal class I
Skeletal class I
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Skeletal class I, moderate crowding, bilateral posterior cross bite and anterior cross bite of upper lateral incisors.
Treatment plan:
Rapid palatal expansion, upper and lower fixed orthodontic appliances, without extractions, 24 months.
Skeletal class I and alveolar class II
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Skeletal class I and alveolar class II, severe upper and lower anter crowding, overbite of 100%.
Treatment plan:
Upper and lower fixed orthodontic appliances, with extraction of upper and lower first bicuspids, 24 months.
Skeletal class III
Skeletal class III
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Moderate upper and lower crowding, cross bite of upper lateral incisors.
Treatment plan:
Upper and lower fixed orthodontic appliances, without extractions, 24 months.
Skeletal class III - Surgical
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Surgical: anterior-posterior cross bite, mild crowding, tooth #24 missing (from previous treatment), mandibular deviation to the left.
Treatment plan:
Orthodontic-surgical treatment, 18 months
Impacted canines
Impacted canines
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Skeletal class II: division 2, presence of baby canine teeth, right and left canines included, peg-shaped tooth at #22.
Treatment plan:
Upper and lower fixed orthodontic appliances with surgical exposure of teeth #13 and 23, 24 months.
Invisalign
Skeletal class I
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Skeletal class I, moderate crowding, grade 2 periodontal disease.
Treatment plan:
Invisible orthodontic appliances, 24 months.
Skeletal class III
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Skeletal class III, mandibular deviation to the left, agenesis of upper left lateral incisor, cross bite of teeth #21 and 23.
Treatment plan:
Invisible orthodontic appliances, 24 months. Once treatment was finished, an upper left lateral incisor implant was inserted and the crown restored.
Skeletal and alveolar class I
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Skeletal and alveolar class I, moderate crowding, lower midline deviated to the left.
Treatment plan:
Invisible orthodentic appliances, with extraction of a lower incisor, 24 months.
Skeletal and alveolar class III
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Skeletal and alveolar class III, peg-shaped teeth at #12 and 22, mild crowding, right anterior-posterior cross bite, midlines deviated.
Treatment plan:
Invisible orthodontic appliances with rapid palatal expansion, 24 months. Once treatment was finished, the peg-shaped teeth were restored with ceramic veneers.