PMC6664510_01
Pretreatment dental casts and frontal intrabuccal view.
CRID2019-8152793.001.jpg
PMC6664510_01_CRID2019-8152793.001.jpg
fig1
She had a Class II division 1 malocclusion, severe crowding in the maxillary arch, moderate crowding in the mandibular arch, anterior open bite, upper midline deviation to the right, and the maxillary right central incisor in infraversion (Figure 1).
Pretreatment records: panoramic radiograph, lateral ceph and cephalometric tracing.
CRID2019-8152793.002.jpg
PMC6664510_01_CRID2019-8152793.002.jpg
fig2
The patient had an asymmetrical face, convex profile, and lack of lip seal (Figure 2).
Frontal intrabuccal view after initial alignment and biomechanics used to try to move tooth 11.
CRID2019-8152793.003.jpg
PMC6664510_01_CRID2019-8152793.003.jpg
fig3
An attempt was made to traction the ankylosed tooth using a .018'' segmented wire together with 5/16 medium elastics with 50g of force on each side, 16 hours per day, but it was not successful (Figure 3).  Figure 9 shows 3 years and 4 months posttreatment intrabuccal and extrabuccal photographs.  Figure 10 shows 3 years and 4 months posttreatment records.
TMA cantilever for Class II correction; reactivation after 2 months and aid of a NiTi open coil spring.
CRID2019-8152793.004.jpg
PMC6664510_01_CRID2019-8152793.004.jpg
fig4
 Figure 9 shows 3 years and 4 months posttreatment intrabuccal and extrabuccal photographs.  Figure 10 shows 3 years and 4 months posttreatment records.
Intrabuccal photographs and periapical radiograph before surgery.
CRID2019-8152793.005.jpg
PMC6664510_01_CRID2019-8152793.005.jpg
fig5
Intrabuccal photographs 1 week after osteotomy; onset of OD with intermaxillary elastics.
CRID2019-8152793.006.jpg
PMC6664510_01_CRID2019-8152793.006.jpg
fig6
After 7 days of latency, OD was initiated using intermaxillary elastics with a force of 320 g (Figure 6).
Intrabuccal photographs 15 days after beginning of OD.
CRID2019-8152793.007.jpg
PMC6664510_01_CRID2019-8152793.007.jpg
fig7
The patient returned 15 days after the onset of OD (Figure 7).
End-of-treatment intrabuccal photographs and periapical radiograph.
CRID2019-8152793.008.jpg
PMC6664510_01_CRID2019-8152793.008.jpg
fig8
Facial and intrabuccal photographs at 3 years and 4 months after the end of treatment.
CRID2019-8152793.009.jpg
PMC6664510_01_CRID2019-8152793.009.jpg
fig9
 Figure 9 shows 3 years and 4 months posttreatment intrabuccal and extrabuccal photographs.  Figure 10 shows 3 years and 4 months posttreatment records.
Records at 3 years and 4 months after the end of treatment: lateral ceph, cephalometric tracing, periapical radiograph, and panoramic radiograph.
CRID2019-8152793.010.jpg
PMC6664510_01_CRID2019-8152793.010.jpg
fig10
 Figure 9 shows 3 years and 4 months posttreatment intrabuccal and extrabuccal photographs.  Figure 10 shows 3 years and 4 months posttreatment records.