# Reconstruction of Deficient Maxillary Ridges Using Retromolar Blocks With and Without Collagen Membrane

> **NCT06900933** · NA · RECRUITING · sponsor: **Cairo University** · enrollment: 30 (estimated)

## Conditions studied

- Bone Augmentation

## Interventions

- **PROCEDURE:** Onlay bone block covered with collagen membrane
- **PROCEDURE:** Onlay bone block without collagen membrane

## Key facts

- **NCT ID:** NCT06900933
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-05-28
- **Primary completion:** 2025-11-15
- **Final completion:** 2026-02-15
- **Target enrollment:** 30 (ESTIMATED)
- **Last updated:** 2025-07-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06900933

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06900933, "Reconstruction of Deficient Maxillary Ridges Using Retromolar Blocks With and Without Collagen Membrane". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT06900933. Licensed CC0.

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