Class II Division 1 Malocclusion Clinical Trial
Official title:
Effect of Modified Twin Block in Skeletal Class II Growing Females With Mandibular Deficiency: A Randomized Controlled Trial
Verified date | November 2018 |
Source | Cairo University |
Contact | n/a |
Is FDA regulated | No |
Health authority | |
Study type | Interventional |
The aim of this study is to evaluate the treatment effects of conventional twin block appliance versus modified twin block appliance in the treatment of patients in growing stage having skeletal class II division 1 with mandibular deficiency.
Status | Not yet recruiting |
Enrollment | 30 |
Est. completion date | December 2019 |
Est. primary completion date | December 2019 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | Female |
Age group | 9 Years to 12 Years |
Eligibility |
Inclusion Criteria: 1. Skeletal Class II relationship (ANB > 4°). 2. Mandibular retrognathy (SNB < 78°). 3. Overjet = 5 mm. 4. Minimal crowding in dental arches (=4 mm). 5. Class II molar relation. 6. Growing female patients. 7. Patients with CMV3 maturation stage of the cervical verbrae. Exclusion Criteria: 1. No history of orthodontic treatment either prior to or during functional Appliance therapy. 2. Posterior cross bites or severe maxillary transverse deficiency. 3. Severe facial asymmetry determined by clinical or radiographical examination. 4. Poor oral hygiene. 5. Systemic diseases that may affect the orthodontic treatment results. 6. Patients past their peak growth spurt. |
Country | Name | City | State |
---|---|---|---|
n/a |
Lead Sponsor | Collaborator |
---|---|
Cairo University |
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | enhancing mandibular skeletal growth | it will be assessed by measuring the incremental growth by quick ceph (mm) | 9 months | |
Secondary | dentoalveolar changes | quick ceph (mm) | 9 months | |
Secondary | Improvement of soft tissue profile | quick ceph (mm) | 9 months | |
Secondary | Patient's compliance | table chart (no of hours/day) | 9 months |
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