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

Not Applicable

• Conditions: Class II Division 1 Malocclusion

• Registration Number: NCT03764189
• Lead Sponsor: Cairo University

Brief Summary

accelerated anterior teeth retraction with the help of microosteoperforation procedure and miniscrews.

Detailed Description

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)

Study Timeline

• Status Verified: 2018-12
• Study First Submitted: 2018-12-01
• Study First Submitted QC: 2018-12-03
• Study First Posted: 2018-12-05
• Last Update Submitted: 2018-12-05
• Last Update Posted: 2018-12-07
• Study Start: 2019-01
• Primary Completion: 2020-11
• Study Completion: 2020-11

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: Female
• Target Recruitment: 13

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.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Primary Outcome Measures

Name	Time	Method
Rate of En-masse retraction	three to six months	retracting six anterior teeth

Secondary Outcome Measures

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

Trial Locations

Locations (1)

Cairo University; 🇪🇬 Cairo, Giza, Egypt