PMC4082926_01
Initial panoramic radiograph.
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There was mild generalized bone loss and root morphology was within normal limits (Figure 1).
Intraoral composite photographs following the extraction of the mandibular left central incisor.
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After the mandibular left central incisor was extracted (Figure 2), maxillary and mandibular polyvinyl siloxane impressions were taken and sent to Invisalign to fabricate the aligners.
Progress intraoral composite photographs showing the bonded attachments.
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Before the delivery of the first aligner, vertical composite attachments were bonded to the mandibular teeth to prevent tipping during space closure and a button attachment was bonded on the maxillary right central (Figure 3).
Posttreatment intraoral photographs.
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The gingival recession in the mandibular right central incisor region did not change during treatment and both arches showed good alignment (Figure 4).
Posttreatment panoramic radiograph.
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