Contact Tightness of Zirconomer Versus Nanohybrid Composite in Occlusoproximal Cavities in Molars (NCT06596707) | Clinical Trial Compass
Active — Not RecruitingNot Applicable
Contact Tightness of Zirconomer Versus Nanohybrid Composite in Occlusoproximal Cavities in Molars
Egypt52 participantsStarted 2023-07-12
Plain-language summary
To achieve an optimal contact area is essential to avoid tooth migration, food impaction, and the occurrence of secondary caries. However, proximal restorations constitute challenge for the professional and tight contact points are difficult to obtain depending not only on tools used, but also on type of restorative material. Current tooth-colored restorative materials are not condensable and there is shrinkage with setting. The aim of this study is to compare the proximal contact tightness of zirconia reinforced glass ionomer versus conventional nanohybrid resin composite when used in class II cavities.
Who can participate
Age range
19 Years – 35 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Eligibility Criteria of participants:
Inclusion Criteria of participants:
* Patients with occlusoproximal caries in molars classified as ICDAS III or IV.
* 19-35 years.
* Males or Females.
* Co-operative patients approving to participate in the trial.
Exclusion criteria of participants:
* Pregnancy.
* Disabilities.
* Systemic disease or severe medical complications.
* Allergic history concerning methacrylate.
* Rampant caries.
* Heavy smoking.
* Xerostomia.
* Lack of compliance.
* Evidence of severe bruxism, clenching, or temporomandibular joint disorders.
b- Eligibility Criteria of teeth:
Inclusion Criteria of teeth:
* Occlusoproximal caries in molars classified as ICDAS III or IV.
* Vital upper or lower posterior teeth with no signs of irreversible pulpitis.
* Intact contact with opposing teeth.
* Teeth with no previous restorations in other surfaces.
Exclusion criteria of the teeth:
* Extensive carious lesions
* Periapical pathology or signs of pulpal pathology.
* Tooth hypersensitivity.
* Possible prosthodontic restoration of teeth.
* Heavy occlusion and occlusal contacts or history of bruxism.
* Sever periodontal affection.
Questions worth asking your doctor
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
Questions for the trial coordinator
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
What they're measuring
1
Contact Tightness
Timeframe: baseline, 3 months, 6 months, 9 months and 1 year