Insufficient width of keratinized mucosa
Conditions
Interventions
Blank control:Strip technique
Positive control:Strip technique combined with collagen matrix
Treatment:Strip technique combined with plasmatrix
Sponsors
Hospital of Stomatology Wuhan University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.Patients who had not undergone the second-stage implant surgery 3 months after the first-stage implant surgery ; 2. There was no apical inflammation in adjacent teeth ; 3. The palatal mucosa of the donor site was normal ; 4. Patients had no uncontrolled systemic disease ; 5. The width of keratinized gingiva of the edentulous area was less than 2 mm. 6.Patient compliance is good.
Exclusion criteria
Exclusion criteria: 1. Smoking patients ; 2.Patients with uncontrolled systemic disease ; 3.The adjacent teeth of the study site had moderate to severe periodontitis ; 4. There was obvious acute inflammation in the gingiva of the study site and adjacent teeth. 5.Patients under 18 years old or pregnant.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Measurement of keratinized gingival width in edentulous area; | — |
Secondary
| Measure | Time frame |
|---|---|
| Operation records;Shrinkage of graft;Labial keratinized gingival area;Labial gingival thickness;Assessment of pain;Aesthetic evaluation; | — |
Countries
the People's Republic of China
Contacts
Public ContactYan Wei
Hospital of Stomatology Wuhan University
Outcome results
None listed