# Augmentation of Keratinized Tissue Around Dental Implant With a Xenogeneic Collagen Matrix and the Free Gingival Graft

> **NCT05273476** · NA · COMPLETED · sponsor: **The Dental Hospital of Zhejiang University School of Medicine** · enrollment: 13 (actual)

## Conditions studied

- Inadequately Attached Gingiva

## Interventions

- **PROCEDURE:** apically repositioned flap+ xenogeneic collagen matrix +free gingival graft

## Key facts

- **NCT ID:** NCT05273476
- **Lead sponsor:** The Dental Hospital of Zhejiang University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-03-15
- **Primary completion:** 2023-05-30
- **Final completion:** 2023-05-30
- **Target enrollment:** 13 (ACTUAL)
- **Last updated:** 2023-09-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05273476

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05273476, "Augmentation of Keratinized Tissue Around Dental Implant With a Xenogeneic Collagen Matrix and the Free Gingival Graft". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT05273476. Licensed CC0.

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