Evaluating bulk-fill versus conventional restoration techniques for posterior teeth

One-year Clinical Evaluation of Bulk-fill Resin Composite Using FDI Criteria in Comparison to Conventional Incremental Posterior Restoration

Not applicable Interventional Cairo University · NCT02891967

This study is testing whether a new way of filling cavities in back teeth works better than the traditional method to see which one lasts longer and makes patients happier.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment69 (estimated)
Ages18 Years to 38 Years
SexAll
SponsorCairo University Academic / other
Locations1 site (Cairo, Cairo Governorate)
Trial IDNCT02891967 on ClinicalTrials.gov

What this trial studies

This study compares the effectiveness of bulk-fill composite restorations to conventional incremental layering techniques for restoring posterior teeth. Patients will have their cavities treated with either method, and the performance and durability of the restorations will be clinically evaluated over a one-year follow-up period. The study will involve careful occlusal adjustments and finishing processes to ensure optimal restoration quality. The goal is to determine which method provides better outcomes in terms of longevity and patient satisfaction.

Who should consider this trial

Good fit: Ideal candidates are patients with good oral hygiene who require composite restorations for primary carious lesions in molar teeth.

Not a fit: Patients with severe dental issues, such as deep caries or existing restorations, as well as those with systemic diseases or joint problems, may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved dental restoration techniques that enhance the durability and performance of posterior tooth restorations.

How similar studies have performed: Previous studies have shown varying success with both bulk-fill and incremental restoration techniques, but this specific comparison is less commonly evaluated.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Good oral hygiene.Patients must show no signs of orofacial pain. The presence of molar teeth requiring composite restorations for the treatment of primary carious lesions

Exclusion Criteria:

* Teeth with abnormal periapical anatomy or caries that will be likely to result in very deep restorations. Teeth with old restorations or severely destructed dental crowns.Tempro-mandibular joint problems involving symptomatic pain.Pregnancy or breast feeding, acute and chronic systemic diseases, immune-compromised patients

Where this trial is running

Cairo, Cairo Governorate

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Post Dental Restoration
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.