Evaluation of Micro-osteoperforation on Rate of Maxillary En-masse Retraction

Study Overview
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Brief Summary
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accelerated anterior teeth retraction with the help of microosteoperforation procedure and miniscrews.

Detailed Description
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the study contains 2 groups each contains 13 subjects, A control group (anterior segment retraction with the help of miniscrews) and an intervention group ( anterior segment retraction with the help of miniscrews and microosteoperforation)

Official Title
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Evaluation of Micro-osteoperforation on Rate of Maxillary En-masse Retraction: A Randomized Controlled Trial

Conditions
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Class II Division 1 Malocclusion

Intervention / Treatment
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* Procedure: microosteoperforation


Participation Criteria
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Eligibility Criteria
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Inclusion Criteria: Females with an age ranging between 16-30 years. Malocclusion that requires bilateral extraction of the maxillary first premolars and anterior segment retraction; Angle class I mal-occlusion with bi-alveolar dental protrusions or class II division 1. Healthy dental and periodontal condition with a good oral hygiene Absence of degenerative conditions. Full set of permanent dentition. Exclusion Criteria: Medically compromised patients. Previous orthodontic treatment Patients suffering from any congenital, hereditary or systemic diseases or asymmetries that might have an influence on tooth movement Chronic use of any medications affecting orthodontic tooth movement (eg: NSAIDs). Active periodontal affection or severe gingival inflammation.

Ages Eligible for Study
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Minimum Age: 16 Years
Maximum Age: 30 Years

Sexes Eligible for Study
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Female

Accepts Healthy Volunteers
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Accepts Healthy Volunteers

Study Plan
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How is the study designed?
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Design Details

Primary Purpose: Treatment
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| No Intervention: en masse retraction only<br>anterior segment retraction on miniscrews without microosteoperforation | |
| Active Comparator: en masse retraction with alveocentesis<br>anterior segment retraction on miniscrews with microosteoperforation | Procedure: microosteoperforation<br>* small holes made using large round bur<br>* Other names: alveocentesis;|

What is the study measuring?
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Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Rate of En-masse retraction | retracting six anterior teeth | three to six months | 

Secondary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Root resorption affecting the six anterior teeth. | Amount of root volume loss analyzed through CBCT software | three to six months | 
| Tipping affecting the anterior teeth. | Changes in angular measurements calculated through CBCT software | three to six months | 
| Extrusion of anterior teeth | Linear measurement changes in the clinical height using CBCT | three to six months | 

 Terms related to the study
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Keywords Provided by Centre Hospitalier Valida
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Accelerated tooth movement AND anterior segment retraction AND miniscrews AND microosteoperforation