🏛️ Verified NIH Record • Updated 2025-04-08
Buccal Graft + Collagen Matrix Versus Free Gingival Graft for Keratinized Mucosa Augmentation at Implant Sites (NCT05844475)
Buccal Strip Gingival Graft With a Xenogeneic Collagen Matrix Versus Free Gingival Graft for Keratinized Mucosa Augmentation at Implant Sites: A Randomized, Controlled, Clinical Trial
🔵 Active, Not Recruiting Observational / Diagnostic 🩺 Clinical Procedure Protocol Sponsor: Harvard Medical School (HMS and HSDM)
🩺 Plain-English Summary (8th-Grade Level)
The study aims at comparing two different approaches for soft tissue augmentation at implants lacking keratinized and adherent mucosa width: the free gingival graft (FGG) vs the Buccal Strip Graft in combination with a xenogeneic collagen matrix (BSG + CM)
Who can join: Review the eligibility criteria below.
Location: Harvard School of Dental Medicine — Boston, Massachusetts
Age range: 18 Years
🧪 Interventions in This Study
- Conventional Free Gingival Graft Approach (FGG) (PROCEDURE)
- Buccal Strip Graft with a collagen matrix (bSG + CM) (PROCEDURE)
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (1 Sites)
- Harvard School of Dental Medicine — Boston, Massachusetts
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.
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💡 How to Participate
- Check the checklist above to see if you may qualify.
- Review the official NIH record below to find the coordinating site.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.