An interventional study of Group A: Modified Miniscrew-Assisted Rapid Palatal Expander (MARPE) and Group B: Modified Rapid Palatal Expander (RPE) in Malocclusion, Class I/II, Crowding and Maxillary First Molar Distalization, sponsored by Al-Azhar University. Active, not recruiting at 1 site in Egypt. Per ClinicalTrials.gov, last updated 2025-12-24.
Sponsored by Al-Azhar University · Not applicable, Interventional, and Treatment
Comparative study between modified miniscrew-assisted rapid palatal expander and modified rapid palatal expander in molar distalization using CBCT.
This research will be conducted as a prospective and randomized clinical trial.
323 studies on the registry are indexed under Malocclusion; 85 are open to participants now.
This study's planned enrollment of 24 is below the median of 37 across 242 interventional studies indexed under Malocclusion.
Browse Malocclusion studies →Al-Azhar University is the lead sponsor of 531 studies on the registry; 172 are open to participants now.
Of its 5 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.
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Exclusion Criteria:
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Contraindication
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Device: Group A: Modified Miniscrew-Assisted Rapid Palatal Expander (MARPE)
Device: Group B: Modified Rapid Palatal Expander (RPE)
A skeletal anchorage-supported with miniscrews inserted into the palate using a self-drilling technique.
A tooth-borne anchorage focusing on molar distalization .
Amount of Molar Distalization Measured by CBCT
Time frame: Baseline (prior to initiation of molar distalization) At the end of the molar distalization phase (approximately 12 weeks post-treatment initiation).
Plan to share: Undecided
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This study is active, not recruiting, as verified in Dec 2025. You cannot join it, but the record below documents what was studied.
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