Effects of storage conditions on removable orthodontic retainers
A Randomised Crossover Clinical Trial to Compare the Effects of Different Storage Conditions on Removable Retainers
This study is testing whether keeping removable orthodontic retainers in wet or dry conditions affects their quality and how well they work for people who just finished braces.
Quick facts
| Phase | Not applicable |
|---|---|
| Study type | Interventional |
| Enrollment | 24 (estimated) |
| Ages | 18 Years and up |
| Sex | All |
| Sponsor | University of Malaya Academic / other |
| Locations | 1 site (Kuala Lumpur, Wilayah Persekutuan) |
| Trial ID | NCT05854953 on ClinicalTrials.gov |
What this trial studies
This study investigates how different storage conditions (wet vs. dry) affect removable orthodontic retainers, specifically focusing on microbial colony counts, surface roughness, color stability, and compressive strength. The goal is to determine the best storage method to enhance the longevity of retainers and improve oral health-related quality of life (OHRQoL) for patients. A total of 24 participants aged 18 and above will be recruited, who have completed fixed orthodontic treatment and are ready for retainer placement. The study aims to provide evidence-based guidelines for retainer care.
Who should consider this trial
Good fit: Ideal candidates are patients aged 18 and above who have completed fixed orthodontic treatment and are ready for retainer placement.
Not a fit: Patients undergoing sectional fixed appliance treatment or those with systemic diseases affecting salivary flow may not benefit from this study.
Why it matters
Potential benefit: If successful, this study could lead to improved oral health and longer-lasting retainers for orthodontic patients.
How similar studies have performed: While the specific focus on storage conditions for removable retainers may be novel, similar studies on appliance care have shown promising results in improving patient outcomes.
Eligibility criteria
Show full inclusion / exclusion criteria
Inclusion Criteria: * Patients aged 18 years and above * Fixed appliance treatment on both the upper and lower arches * Ready for debond * Planned for either Hawley retainers or VFRs for retention * Fit and healthy patients without systemic disease * Non-smoking patients Exclusion Criteria: * Sectional fixed appliance treatment or fixed appliance treatment on single arch only * Planned for double retention with bonded retainers * Systemic disease that may affect salivary flow * Smoking patients
Where this trial is running
Kuala Lumpur, Wilayah Persekutuan
- Orthodontic Postgraduate Clinic, Faculty of Dentistry — Kuala Lumpur, Wilayah Persekutuan, Malaysia (Recruiting)
Study contacts
- Study coordinator: Amira Farhana Kairul Annuar
- Email: s2042680@siswa.um.edu.my
- Phone: +0133936354
How to participate
- Review the eligibility criteria above with your treating physician.
- Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
- Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.