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NCT07533682: RCT expansion
Comparison of Maxillary Dental Expansion Using Smartee Clear Aligner With and Without S11 Expander: A Randomized Clinical Trial
NA trial testing maxillary expander with transpalatal strap S11 in Crossbite (Posterior) in 30 participants. Not yet recruiting.
20 December 2026
Quick facts
| Lead sponsor | Aisha Ali Qahtani |
|---|---|
| Phase | NA |
| Status | Not yet recruiting |
| Study type | INTERVENTIONAL |
| Allocation | randomized |
| Design | parallel |
| Masking | single |
| Primary purpose | treatment |
| Enrollment | 30 |
| Start date | 14 May 2026 |
| Primary completion | 20 December 2026 |
| Estimated completion | 20 May 2027 |
| Sites | 1 location across Saudi Arabia |
Drugs / interventions tested
- maxillary expander with transpalatal strap S11
- conventional expantion
Conditions studied
- Crossbite (Posterior) — all drugs for Crossbite (Posterior) →
- Expansion of Maxillary Arch — all drugs for Expansion of Maxillary Arch →
- Clear Aligner Appliance — all drugs for Clear Aligner Appliance →
Sponsor
Aisha Ali Qahtani
Who can join
Adults 18 to 35, any sex, with Crossbite (Posterior) or Expansion of Maxillary Arch. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
To compare the effects of Smartee S11 expander with conventional clear aligner expansion using cone beam computed tomography (CBCT). The secondary objective is to evaluate the degree of orthodontic expansion and the type of tooth movement achieved with Smartee aligners on the maxillary arch.
Publications & conference data
No peer-reviewed publications indexed yet for this trial.
Verify or expand the search:
- PubMed search for NCT07533682
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
Related trials
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 NCT07533682 (US National Library of Medicine, public domain)
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Aisha Ali Qahtani
- Last refreshed: 16 April 2026
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/NCT07533682.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing