case_images: PMC5949202_01
case_images: Pretreatment photograph of tooth 12, 21, and 22 in crossbite.
case_images: CRID2018-4323945.001.jpg
case_images: PMC5949202_01_CRID2018-4323945.001.jpg
case_images: fig1
case_images: Three of his permanent maxillary teeth, right lateral incisor (tooth 12), left central incisor (tooth 21), and left lateral incisor (tooth 22), were in a crossbite relationship (Figure 1).
case_images: Sectional short-span wire-fixed orthodontic appliance in place during treatment.
case_images: CRID2018-4323945.002.jpg
case_images: PMC5949202_01_CRID2018-4323945.002.jpg
case_images: fig2
case_images: A short-span nickel-titanium (Ni-Ti) 0.014'' round archwire is cut equally on both sides of the centreline and placed into the bracket slots (Figure 2).
case_images: Posttreatment photograph at 3-month review after correction of the anterior crossbite.
case_images: CRID2018-4323945.003.jpg
case_images: PMC5949202_01_CRID2018-4323945.003.jpg
case_images: fig3
case_images: At 3-month review, the incisor teeth were still in positive overjet (Figure 3).
case_images: PMC5949202_02
case_images: Pretreatment photograph of tooth 11 in crossbite.
case_images: CRID2018-4323945.004.jpg
case_images: PMC5949202_02_CRID2018-4323945.004.jpg
case_images: fig4
case_images: In occlusion, tooth 11 was trapped between tooth 41 and the permanent mandibular right lateral incisor (tooth 42) (Figure 4).
case_images: Sectional short-span wire-fixed orthodontic appliance in place during treatment.
case_images: CRID2018-4323945.005.jpg
case_images: PMC5949202_02_CRID2018-4323945.005.jpg
case_images: fig5
case_images: A short Ni-Ti 0.014'' round archwire was placed into the brackets and held in place with elastic ties (Figure 5).
case_images: Posttreatment photograph at 6 months after correction of the anterior crossbite.
case_images: CRID2018-4323945.006.jpg
case_images: PMC5949202_02_CRID2018-4323945.006.jpg
case_images: fig6
case_images: The occlusion was stable, and the gingival height of tooth 41 showed significant improvement at 6-month review (Figure 6).
case_images: PMC5949202_03
case_images: Pretreatment photograph of tooth 12 and 22 in crossbite.
case_images: CRID2018-4323945.007.jpg
case_images: PMC5949202_03_CRID2018-4323945.007.jpg
case_images: fig7
case_images: The permanent maxillary lateral incisors (teeth 12 and 22) were trapped palatally in an anterior crossbite behind the maxillary deciduous canines (teeth 53 and 63) and the permanent maxillary central incisors (teeth 11 and 21), respectively (Figure 7).
case_images: Panoramic radiograph view taken 6 months before treatment showing the position of permanent maxillary canines in relation to their primary predecessors and maxillary permanent lateral incisors.
case_images: CRID2018-4323945.008.jpg
case_images: PMC5949202_03_CRID2018-4323945.008.jpg
case_images: fig8
case_images: A panoramic radiograph taken a year ago showed the presence of tooth germs of the permanent maxillary canines in a favourable position with no overlapping of the crowns over the roots of teeth 12 and 22 (Figure 8).
case_images: Sectional short-span wire-fixed orthodontic appliance in place during treatment.
case_images: CRID2018-4323945.009.jpg
case_images: PMC5949202_03_CRID2018-4323945.009.jpg
case_images: fig9
case_images: Then, four preadjusted edgewise brackets were bonded to the labial surfaces of the maxillary incisors, and a short Ni-Ti 0.014'' round archwire was placed into the brackets and held in place with elastic ties (Figure 9).
case_images: Posttreatment photograph at 6 months after correction of the anterior crossbite.
case_images: CRID2018-4323945.010.jpg
case_images: PMC5949202_03_CRID2018-4323945.010.jpg
case_images: fig10
case_images: At 6-month review, the corrected teeth were still in positive overjet (Figure 10).