# Performance of Reinforced 3D-Printed Versus Direct Bulk-Filled Resin Composites for Restoring Extensive Class II Cavities in Vital Molars

> **NCT07429747** · NA · NOT_YET_RECRUITING · sponsor: **Ahmed Reda Abd EL Rahman** · enrollment: 50 (estimated)

## Conditions studied

- Class II Lesions
- 3D Printing
- Bulk Fill
- Proximal Cavities of Posterior Teeth
- Composite Restorations

## Interventions

- **OTHER:** 3D-printed Ceramic reinforced resin restoration
- **OTHER:** bulk fill composite

## Key facts

- **NCT ID:** NCT07429747
- **Lead sponsor:** Ahmed Reda Abd EL Rahman
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-02-20
- **Primary completion:** 2027-09-01
- **Final completion:** 2027-10-01
- **Target enrollment:** 50 (ESTIMATED)
- **Last updated:** 2026-03-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07429747

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07429747, "Performance of Reinforced 3D-Printed Versus Direct Bulk-Filled Resin Composites for Restoring Extensive Class II Cavities in Vital Molars". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT07429747. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*