Class II Division 1 Malocclusion Clinical Trial
Official title:
Infra-zygomatic Mini Implant Supported Appliance for Distalization and Intrusion of Maxillary Dentition Compared to Headgear in Growing Patients: A Randomized Clinical Trial
NCT number | NCT03839303 |
Other study ID # | 18-11-1 |
Secondary ID | |
Status | Recruiting |
Phase | N/A |
First received | |
Last updated | |
Start date | March 1, 2019 |
Est. completion date | December 1, 2019 |
The aim of the study is to compare an Infra-zygomatic Mini implant supported appliance with headgear in distalization and intrusion of maxillary dentition for treatment of growing patients with class II malocclusion (maxillary excess)
Status | Recruiting |
Enrollment | 26 |
Est. completion date | December 1, 2019 |
Est. primary completion date | November 1, 2019 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | Male |
Age group | 7 Years to 15 Years |
Eligibility |
Inclusion Criteria: 1. Growing patients ( cervical vertebrae maturation stage cs2-cs3 ) 2. Maxillary excess 3. Minimum overjet 4 mm 4. class II canines or incisors 5. Increased incisal show at rest and on smiling 6. Normal and increased vertical growth pattern 7. No previous orthodontic treatment 8. No congenitally messing teeth except third molars Exclusion Criteria: 1. Inadequate incisal show 2. Class II with deficient mandible and normal maxilla 3. Patients with any syndrome 4. Patients with horizontal growth pattern |
Country | Name | City | State |
---|---|---|---|
Egypt | Cairo University | Cairo |
Lead Sponsor | Collaborator |
---|---|
Cairo University |
Egypt,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Anteroposterior position changes of upper first molars. | Measurements on the lateral cephalogram | 8 months | |
Primary | Anteroposterior position changes of the maxilla | Measurements on the lateral cephalogram | 8 months | |
Secondary | Vertical position changes in maxilla | Measurements on the lateral cephalogram | 8 months | |
Secondary | Vertical position changes of upper first molars | Measurements on the lateral cephalogram | 8 months | |
Secondary | Position changes of upper incisors | Measurements on the lateral cephalogram | 8 months | |
Secondary | Anteroposterior skeletal changes in mandible | Measurements on the lateral cephalogram | 8 months |
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