Class II Malocclusion Clinical Trial
Official title:
Dentoskeletal Effects of Two Different Fixed Functional Appliances for Correction of Class II Malocclusion: A Comparative Clinical Study
Verified date | October 2022 |
Source | Al-Azhar University |
Contact | n/a |
Is FDA regulated | No |
Health authority | |
Study type | Interventional |
Fixed Functional Appliances comparisons in treatment of orthodontic class II malocclusion cases
Status | Completed |
Enrollment | 16 |
Est. completion date | August 1, 2022 |
Est. primary completion date | August 1, 2022 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 13 Years to 16 Years |
Eligibility | Inclusion Criteria: 1. Skeletal and dental class II malocclusion with mandibular retrognathia, SNB>= 4. 2. Patients in cervical vertebral maturation index 3 -5. 3. Age ranged from 13-16 years. 4. Overjet = 5 mm. 5. Minimum crowding in dental arches requiring no extraction of any permanent teeth (excluding third molars). 6. Good oral hygiene and general health. 7. No previous orthodontic treatment or jaw's surgery. Exclusion Criteria: - Class I skeletal malocclusion - periodontally compromised patient - patients have systemic diseases interfering with orthodontic treatment |
Country | Name | City | State |
---|---|---|---|
Egypt | Abubakr Mohamed Fouad | Cairo |
Lead Sponsor | Collaborator |
---|---|
Al-Azhar University |
Egypt,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | SNA angle (on Cephalometric radiograph) | Anteroposterior postition of maxilla in relation to the anterior cranial base (SN line) | 6 months | |
Primary | SNB angle (on Cephalometric radiograph) | Anteroposterior postition of mandible in relation to the anterior cranial base (SN line) | 6 months | |
Primary | ANB angle (on Cephalometric radiograph) | The relationaship between maxilla and mandible | 6 months | |
Primary | Effective mandibular length (mm) (on Cephalometric radiograph) | the length of the mandible (change in length before and after treatment) | 6 months | |
Primary | Mandibular plane angle (on Cephalometric radiograph) | the angle between inferior border of the mandible (Go Me) and the anterior cranial base (SN line) | 6 months | |
Primary | Maxillary incisors inclination (angle) (on Cephalometric radiograph) | The change of maxillary incisors inclination between the long axis of most protruded upper incisors and anterior cranial base (Sn line) | 6 months | |
Primary | Mandibular incisors inclination (angle) (on Cephalometric radiograph) | The change of mandibular incisors inclination between the long axis of most protruded upper incisors and anterior cranial base (Sn line) | 6 months | |
Secondary | Upper lip retrusion (mm) (on Cephalometric radiograph) | the amount of upper lip retrusion in millimeter in relation to E line (line extended between pronasale and soft tissue pogonion points) | 6 months | |
Secondary | Lower lip protrusion (on Cephalometric radiograph) | the amount of lower lip protrusion in millimeter in relation to E line (line extended between pronasale and soft tissue pogonion points) | 6 months |
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