# Buccal Graft + Collagen Matrix Versus Free Gingival Graft for Keratinized Mucosa Augmentation at Implant Sites

> **NCT05844475** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Harvard Medical School (HMS and HSDM)** · enrollment: 32 (actual)

## Conditions studied

- Surgery

## Interventions

- **PROCEDURE:** Conventional Free Gingival Graft Approach (FGG)
- **PROCEDURE:** Buccal Strip Graft with a collagen matrix (bSG + CM)

## Key facts

- **NCT ID:** NCT05844475
- **Lead sponsor:** Harvard Medical School (HMS and HSDM)
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2023-04-13
- **Primary completion:** 2025-09-21
- **Final completion:** 2025-12-21
- **Target enrollment:** 32 (ACTUAL)
- **Last updated:** 2025-04-10

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05844475

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05844475, "Buccal Graft + Collagen Matrix Versus Free Gingival Graft for Keratinized Mucosa Augmentation at Implant Sites". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT05844475. Licensed CC0.

---

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