Health Condition 1: 8- Other Procedures
Conditions
Interventions
Intervention1: Friction mechanics: En-masse retraction will be
done by NiTi closed coil spring
which delivers 150 gm of force
per side.
Control Intervention1: Frictionless mechanics: En-masse retra
Sponsors
Shalini D
Eligibility
Inclusion criteria
Inclusion criteria: 1. Angle Class I malocclusion with bimaxillary dentoalveolar protrusion requiring four first premolars extraction and maximum anchorage.2. Patients with a full set of permanent dentitions (except third molars) and adequate oral hygiene.3. Patients with minimal crowding
Exclusion criteria
Exclusion criteria: 1.Patients with systemic diseases, craniofacial syndromes and conditions that interfere with tooth movement. 2. Previous orthodontic treatment. 3. Severe crowding. 4. Extracted or missing permanent teeth (except for third molars) 5. Grossly decayed tooth (except for first premolars)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Individual tooth movement of six anterior teeth in the maxillary arch and mandibular arch using CBCT. Timepoint: Before and after En-masse retraction of anterior teeth | — |
Secondary
| Measure | Time frame |
|---|---|
| Root resorption of six anterior teeth in the maxillary and mandibular arch.Timepoint: Before and after En-masse retraction of anterior teeth;Duration of en-masse retraction of anterior teeth in the maxillary and mandibular archTimepoint: Before and after En-masse retraction of anterior teeth.;Patient-reported outcomes, including pain assessment and patient satisfaction towards treatment procedureTimepoint: Before and after En-masse retraction of anterior teeth. | — |
Countries
India
Contacts
Public ContactDr Shalini D
Centre for Dental Education and Research
Outcome results
None listed