lack of keratinized mucosa around dental implants
Conditions
Interventions
experimental group:free gingival grafts simultaneously with the second implant surgery
control group:free gingival grafts prior to the implantation
Sponsors
Stomatology Hospital. Zhejiang University School of Medicine
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: - Age = 18 years and gender; - Mandibular posterior dental defects proposed for implant fixed restoration; - The implant site has a buccal keratinized gingival width of less than 2 mm, and the grafted area is not larger than 2 tooth positions; - The site has not been subjected to soft tissue augmentation before surgery; - Good health, no systemic diseases that may affect bone metabolism and wound healing; - Good periodontal condition, no progressive alveolar bone resorption, no periodontal abscess; - Smoking = 10 cigarettes/day;
Exclusion criteria
Exclusion criteria: - Pregnant and lactating women; - Uncontrolled metabolic diseases; - Those with severe periodontal disease and unstabilized periodontal condition; - Smoking > 10 cigarettes/day; - Those who are not willing to participate in the follow-up of this study; - Other conditions that do not meet the requirements for implant treatment;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| width of keratinized mucosa; | — |
Secondary
| Measure | Time frame |
|---|---|
| thickness of keratinized mucosa;gingival index;probing depth;marginal bone loss;patient satisfaction;modified sulcus bleeding index,mSBI;plaque index,PI; | — |
Countries
China
Contacts
Public ContactSi Misi
Stomatology Hospital. Zhejiang University School of Medicine
Outcome results
None listed