Comparison of Envelope Coronally Advanced Flap and Modified Tunnel Technique in Soft Tissue Dehiscence Around Implants
Completed · Not applicable
Conditions studied: Dental Implants
In brief
The purpose of this study is to assess the influence of two different flap designs (envelope Coronally Advanced Flap (eCAF) and Modified Tunnel Technique (MTT)) with the addition of a connective tissue graft (CTG) in treating soft tissue dehiscences at implant sites
Key facts
- Study ID
- NCT03498911
- Run by
- University of Michigan
- People needed
- 28
- Starts
- 2018-07-10
- Expected to finish
- 2022-04-11
- Last updated by the study team
- 2022-05-09
Who can join
Age: 18 and older. Sex: any. Healthy volunteers: not accepted.
You may qualify if…
- Age ≥ 18 years
- Periodontally and systemically healthy
- Full-mouth plaque score and full-mouth bleeding score ≤ 20% (measured at four sites per tooth)
- Correct implant 3-dimensional position or buccal position ≤ 1 mm
- Buccal soft tissue dehiscence ≤ 4 mm
- Only osseointegrated implants
- The patient must be able to perform good oral hygiene
You may not qualify if…
- Contraindications for periodontal surgery
- Patients pregnant or attempting to get pregnant
- Malpositioned implant
- Soft tissue dehiscence (STD) > 4 mm
- Multiple adjacent implants with STD
- Existing of peri-implantitis
- Severe bone loss (≥4mm)
- Moderate-severe interproximal bone loss (implant fixture level to the alveolar bone > 3 mm)
- Moderate-severe papilla height loss (Nordland and Tarnow implant papillae index >1)
- Previous mucogingival surgery around the implant within the past six months or implant placement at the surgical site less than six months prior
- Smoking more than 10 cigarettes a day
Where it is running
- University of Michigan School of Dentistry — Ann Arbor, Michigan, United States
Full record on ClinicalTrials.gov
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