Jaw defect
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. At least 20 years of age; 2. Single or continuous multiple tooth loss in maxilla esthetics zone (from 14 to 24) for at least 2 months; 3. Healthy periodontal conditions of the neighboring teeth; 4. Implant placement with simultaneous GBR performed; 5. Complete clinical photograph showing implant thread exposure, collagen membrane fixation during surgery; 6. Complete CBCT data (prior to surgery, one day after surgery and uncovering surgery).
Exclusion criteria
Exclusion criteria: 1. Smoking >10 cigarettes/day. 2. Uncontrolled diabetes (Fasting blood glucose>10%). 3. Severe bone defect such that staged bone augmentation is needed. 4. Other systemic diseases or general health conditions that would contraindicate implant surgery and bone augmentation procedures.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Thickness of buccal bone plate of implant;Thickness of buccal bone plate of implant; | — |
Countries
China
Contacts
Peking University Hospital of Stomatology