Status:
COMPLETED
Effectiveness of Two Corticotomy Techniques in Retracting the Upper Anterior Teeth by Using Miniscrews
Lead Sponsor:
Damascus University
Conditions:
Class II Div 1 Malocclusion
Protrusion, Incisor
Eligibility:
All Genders
18-30 years
Phase:
NA
Brief Summary
This study aims to evaluate and compare the skeletal, dental and soft tissue changes, the levels of pain and discomfort and the effect on periodontal health and teeth vitality associated to traditiona...
Detailed Description
A corticotomy is cutting of the bone involves cortical bone only, leaving intact the medullary vessels and periosteum It offers an advantage to adult patients in reduction the orthodontic treatment ti...
Eligibility Criteria
Inclusion
- Adult patients with permanent occlusion at age 18-30 years.
- Comprehensive medical and dental history ruling out any systemic disease
- Not under any systemic medication.
- No previous orthodontic treatment
- Patients with satisfactory periodontal health and Good oral hygiene
- Need to orthodontic treatment with fixed appliances
- No congenitally missing teeth except third molars in the maxillary arch
- Mild or no anterior crowding in maxillary arch.
- Maximum anchorage, with 75% to 100% of space closure of retraction of anterior segment in maxillary arch.
- Therapeutic extraction of maxillary first premolars required.
- Patients with class Ⅱ division 1 (ANB angle ≤7 degrees) with severe overjet (5-10 mm)
- Maximum retraction of the anterior teeth was desired.
Exclusion
- Patients with previous orthodontic treatment.
- Patients with severe skeletal dysplasia in all three dimensions.
- Patients suffer from systemic diseases or syndromes
- Patients on medication for systemic disorders, pregnancy or steroid therapy.
- Patients showing any signs of active periodontal disease
- Patients with severe crowding (≥ 3.5 mm) in maxillary arch
- Patients with missing or extracted teeth in maxillary arch except third molar.
Key Trial Info
Start Date :
September 12 2016
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
May 15 2018
Estimated Enrollment :
20 Patients enrolled
Trial Details
Trial ID
NCT03279042
Start Date
September 12 2016
End Date
May 15 2018
Last Update
August 24 2018
Active Locations (1)
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1
Department of Orthodontics, University of Damascus Dental School
Damascus, Syria, DM20AM18