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A Comparative Study Between Modified Miniscrew-Assisted Rapid Palatal Expander And Modified Rapid Palatal Expander in Molar Distalization Using Cone- Beam Computed Tomography

NCT07038902•Al-Azhar University

Summary

Comparative study between modified miniscrew-assisted rapid palatal expander and modified rapid palatal expander in molar distalization using CBCT.

Detailed Description

This research will be conducted as a prospective and randomized clinical trial.

Eligibility

Age

All ages

Sex

ALL

Healthy Volunteers

Yes

Inclusion Criteria

•Presence of permanent dentition
•Skeletal Class I
•Dental Class II molar relationship with moderate dental crowding
•Crowding \>4mm
•Good oral hygiene
•Healthy periodontal condition

Exclusion Criteria

•Presence of craniofacial syndromes or cleft palate
•History of previous orthodontic treatment
•Poor oral hygiene or active periodontal disease
•Contraindications to CBCT imaging (e.g., pregnancy, inability to remain still during the scan)

Locations (1)

Department of Orthodontics, Faculty of Dental Medicine, Al-Azhar University, Assiut branch.

Asyut, Egypt

Key Dates

Start Date

November 1, 2025

Primary Completion Date

December 1, 2026

Completion Date

December 1, 2027

Last Updated

December 24, 2025

Enrollment

ESTIMATED participants

Conditions

Malocclusion, Class I/IICrowdingMaxillary First Molar Distalization

Interventions

Group A: Modified Miniscrew-Assisted Rapid Palatal Expander (MARPE)

DEVICE

Group B: Modified Rapid Palatal Expander (RPE)

DEVICE

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RECRUITINGNA

Data Source & Attribution

This clinical trial information is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health.

ClinicalTrials.gov last update: December 24, 2025Data synced to Clareo: March 29, 2026

Modifications: This data has been reformatted for display purposes. Eligibility criteria have been parsed into inclusion/exclusion sections. Location data has been geocoded to enable distance-based search. For the authoritative and most current information, please visit ClinicalTrials.gov.

Neither the United States Government nor Clareo Health make any warranties regarding the data. Check ClinicalTrials.gov frequently for updates.

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A Comparative Study Between Modified Miniscrew-Assisted Rapid Palatal Expander And Modified Rapid Palatal Expander in Molar Distalization Using Cone- Beam Computed Tomography

Inclusion Criteria

Exclusion Criteria

Hyrax Vs. Invisalign Palatal Expander Clinical Study

Effect of Force Magnitude on Canine Retraction and Gingival Crevicular Fluid Proteome

Teeth Decrowding With and Without Fixed Appliances

Shape Memory Orthodontic Aligners

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A New Crowding Indicator in the Emergency Department