PMC3479939_01
Lateral intraoral view showing anterior and posterior crossbite on the right side.
CRIM.DENTISTRY2012-860385.001.jpg
PMC3479939_01_CRIM.DENTISTRY2012-860385.001.jpg
fig1
An anterior crossbite involving all the maxillary anterior teeth except permanent left lateral incisor, and bilateral posterior crossbite were evident (Figures 1 and 2).
Lateral intraoral view showing anterior and posterior crossbite on the left side.
CRIM.DENTISTRY2012-860385.002.jpg
PMC3479939_01_CRIM.DENTISTRY2012-860385.002.jpg
fig2
An anterior crossbite involving all the maxillary anterior teeth except permanent left lateral incisor, and bilateral posterior crossbite were evident (Figures 1 and 2).
Activated hexa helix appliance.
CRIM.DENTISTRY2012-860385.003.jpg
PMC3479939_01_CRIM.DENTISTRY2012-860385.003.jpg
fig3
The appliance was activated prior to insertion and then cemented (Figure 3).
Lateral intraoral view following correction of anterior crossbite and posterior crossbite on the left side.
CRIM.DENTISTRY2012-860385.004.jpg
PMC3479939_01_CRIM.DENTISTRY2012-860385.004.jpg
fig4
Regarding posterior teeth, there was a transverse expansion of 5 mm achieved which was sufficient enough to bring the maxillary posterior teeth to normal relation with their mandibular counterpart (Figures 4 and 5) which took approximately 15 weeks.
Lateral intraoral view following correction of anterior crossbite and posterior crossbite on the right side.
CRIM.DENTISTRY2012-860385.005.jpg
PMC3479939_01_CRIM.DENTISTRY2012-860385.005.jpg
fig5
Regarding posterior teeth, there was a transverse expansion of 5 mm achieved which was sufficient enough to bring the maxillary posterior teeth to normal relation with their mandibular counterpart (Figures 4 and 5) which took approximately 15 weeks.