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Biological Reaction of Direct 3d Printed Retainers

RecruitingNAAges any - anyAllAl-Azhar University
NCT07098325 on ClinicalTrials.gov ↗
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In plain words

What the trial is, and whether it could suit you

The aim of this study will be to evaluate the biological reaction of direct three dimensional printed retainers. Primary objective is to evaluate bacterial growth and color stability between different thicknesses of 3d printed material used as a retainer . Secondary objective is to determine the optimal thickness for use in clear aligner fabrication based on biological performance.

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📋 Eligibility rules (as published)
Inclusion Criteria: * -Finished fixed orthodontic therapy and seeking for retention as a part of their original treatment plan. * Good oral hygiene. * No habits (e.g., smoking) Exclusion Criteria: * Medication affecting saliva. * intrinsic tooth discoloration. * Uncooperative patients. * Patient with periodontitis. * Learning difficulties and inability to read written instructions.
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What it tests

  • retainer with .5 mm thickness
  • retainer with 1 mm thickness
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Where

1 site
Faculty of Dental Medicine , Al-Azhar University
Asyut, Egypt
🤝 Taking part is your choice, and you can leave at any time. Only the trial team can confirm you are eligible — always decide together with your own doctor.
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