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NCT05889884: Extended FR
Eight Units Extended Maxillary Fixed Retainer
NA trial testing Extended maxillary fixed retainer in Orthodontic Retention in 26 participants. Completed in 28 February 2023.
28 February 2023
Quick facts
| Lead sponsor | Alexandria University |
|---|---|
| Phase | NA |
| Status | Completed |
| Study type | INTERVENTIONAL |
| Allocation | na |
| Design | single group |
| Masking | none |
| Primary purpose | other |
| Enrollment | 26 |
| Start date | 28 August 2022 |
| Primary completion | 28 February 2023 |
| Estimated completion | 28 February 2023 |
| Sites | 1 location across Egypt |
Drugs / interventions tested
- Extended maxillary fixed retainer
Conditions studied
- Orthodontic Retention — all drugs for Orthodontic Retention →
Sponsor
Alexandria University
Who can join
Adults 14 to 28, any sex, with Orthodontic Retention. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
Assessment of dental changes associated with an eight-unit extended maxillary fixed retainer in 3D. monitoring PDL response and evaluation of patient's satisfaction ,quality of life and speech with extended maxillary fixed retainer
Publications & conference data
2 peer-reviewed publications reference this trial (live from Europe PMC):
-
Assessment of the unwanted tooth movement associated with an extended maxillary fixed retainer (3D analysis).
Abbas MH, Abdalla EM, Marzouk ES, Harouni NME. · · 2024 · cited 1× · PMID 39107745 · DOI 10.1186/s12903-024-04622-x -
Analysis of quality of life and periodontal health with an eight-unit maxillary fixed retainer through a prospective clinical trial.
Abbas MH, Abdalla EM, El Harouni NM, Marzouk ES. · · 2025 · PMID 39905238 · DOI 10.1038/s41598-025-88309-5
Verify or expand the search:
- PubMed search for NCT05889884
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
Related trials
Other recruiting trials for Orthodontic Retention
Currently open trials in the same condition.
- NCT07476950 — Survival Rate of Two Types of Multistranded Fixed Retainers · NA · active not recruiting
Other Alexandria University trials
Trials by the same sponsor.
- NCT07517861 — Integrated Mental Health Nursing Program: Effects on Stigma, Cognitive Flexibility, and Clinical Readiness · NA · recruiting
- NCT07476482 — The Impact of a Shared Decision-Making Intervention on Intraoperative Patient Experience During Elective Cesarean Delive · NA · enrolling by invitation
- NCT07476209 — Sialendoscopy Versus Photobiomodulation in Prevention of Radiation Induced Xerostomia · NA · recruiting
- NCT07503626 — Optimization of Orthodontic Bracket Placement by Using Two Different Protocols of Digitally Aided Bonding · NA · recruiting
- NCT07522944 — AI-Guided Relaxation for Hemodialysis Anxiety · NA · recruiting
Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT05889884 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Alexandria University
- Last refreshed: 5 June 2023
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT05889884.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing