Status:
COMPLETED
Effect of Skeletally Anchored Herbst Appliance in Treatment of Skeletal Class 2 Due to Mandibular Retrusion
Lead Sponsor:
Khaled ELHabbak
Conditions:
Malocclusion, Angle Class II
Eligibility:
FEMALE
14-20 years
Phase:
NA
Brief Summary
Ten adolescent female patients with Class 2 mandibular deficiency with a mean age of 16.5 ±1.71 years treated with type IV Herbst appliance. Skeletally anchored appliance was connected directly to th...
Detailed Description
The Herbst appliance was anchored by two reconstruction plates located bilaterally in the mandible between the canine and first premolar, while attached to the maxilla through dental splints utilizing...
Eligibility Criteria
Inclusion
- Skeletal and dental Class II malocclusion due to mandibular retrusion (SNB≤ 76° )
- Overjet ≥ 5.0 mm
- Normal or low FMA angle (≤ 28)
- Complete permanent dentition, excluding the third molars
- Minimum or no crowding in the mandibular arch
- All the patient involved in the study will be in stages 5 and 6 based on the modified cervical vertebral maturation stages (CVMS).
Exclusion
- History of any medical problems that may interfere with orthodontic treatment
- Previous orthodontic treatment.
- Clinical signs and symptoms of temporomandibular disorders.
- Mandibular asymmetries.
- Bad oral hygiene.
Key Trial Info
Start Date :
December 25 2017
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
September 25 2019
Estimated Enrollment :
10 Patients enrolled
Trial Details
Trial ID
NCT04388046
Start Date
December 25 2017
End Date
September 25 2019
Last Update
May 14 2020
Active Locations (1)
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1
Faculty of Dental Medicine, Al- Azhar University, Cairo-boys.
Cairo, Egypt