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临床试验/NCT07471386
NCT07471386招募中不适用

Impact of Keratinized Mucosa Augmentation as an Adjunct to Non-Surgical Therapy in the Management of Peri-Implantitis

Gazi University1 个研究点 分布在 1 个国家目标入组 30 人开始时间: 2026年3月1日最近更新:
干预措施

试验速览

阶段
不适用
状态
招募中
入组人数
30
试验地点
1
主要终点
Change in PPD

研究概览

简要总结

This study aims to increase the width and thickness of peri-implant keratinized mucosa (KM) by transferring a properly dimensioned free gingival graft (FGG) from the palatal donor site and to evaluate its effect as an adjunctive approach to non-surgical peri-implantitis therapy. The procedure is indicated for patients diagnosed with peri-implantitis who present with an inadequate KM (midbuccal KM height < 2 mm). One month after non-surgical therapy, patients in the test group will undergo keratinized mucosa augmentation using an FGG, while patients in the control group will continue with supportive periodontal therapy and regular follow-up visits. The primary outcome measure of the study is the change in probing depth (PD) at 12 months following peri-implantitis treatment.

详细描述

Background and Case Definition

Peri-implantitis is a disease that typically develops from peri-implant mucositis, an inflammatory condition affecting the soft tissues surrounding dental implants. If left untreated, peri-implant mucositis may progress to peri-implantitis, leading to loss of supporting hard and soft tissues. Clinical signs of peri-implantitis include bleeding on probing (BoP), erythema of the peri-implant mucosa, suppuration, and increased probing depths (PD ≥ 5 mm). The presence of peri-implant bone loss on radiographic examination is a key diagnostic criterion for peri-implantitis.

Although increased width and thickness of keratinized mucosa have been suggested to support peri-implant tissue stability, their role in maintaining peri-implant health and improving the response to peri-implantitis therapy remains controversial. Given the ongoing debate regarding the role of keratinized mucosa dimensions in modulating the response to non-surgical peri-implantitis therapy, further clinical evidence is warranted.

The hypothesis of this study is that adjunctive keratinized mucosa augmentation following non-surgical peri-implantitis therapy results in improved clinical outcomes compared to non-surgical treatment alone. Therefore, the aim of this study was to investigate whether adjunctive keratinized mucosa augmentation improves clinical and radiographic outcomes compared to non-surgical peri-implantitis therapy alone.

Study Population Inclusion Criteria

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 75 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Non-smoker
  • Systemically healthy
  • Keratinized mucosa witdh < 2 mm

排除标准

  • İntake of medications that impede periodontal tissue health and healing
  • Pregnancy or lactation

研究组 & 干预措施

Control group

Active Comparator

Non-surgical treatment of peri-implantitis alone

干预措施: Submucosal debridman + saline irrigation (Other)

Test Group

Active Comparator

Non-surgical treatment of perı-implantitis + Free gingival graft procedure

干预措施: Free gingival graft surgery (Procedure)

结局指标

主要结局

Change in PPD

时间窗: Following at 12. months post-treatment

次要结局

  • Bleeding on Probing(Following at 12. months post-treatment)
  • Keratinized mucosa thickness(Following at 12. months post-treatment)
  • Plaque index(Following at 12. months post-treatment)
  • Keratinized mucosa width(Following at 12. months post-treatment)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Sıla Çağrı İşler

Professor Dr

Gazi University

研究点 (1)

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