Dentition defect
Conditions
Interventions
Experimental group:with flap
Control group:flapless
Sponsors
West China Stomatological Hospital of Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Adults over 18 years old; 2. Implant restoration was required in the anterior area (13-23); 3. The height defect of labial bone plate ( 35Ncm); 5. Good occlusion and good oral health.
Exclusion criteria
Exclusion criteria: 1. Heart disease (heart function disease of grade II and above); Abnormal liver and kidney function (ALT and AST > 1.5 times the upper limit of normal value; patients with diabetes, poor control of blood glucose level (fasting blood glucose is still >= 8.0mmol /L after control); 2. Patients with uncontrolled oral diseases, such as progressive periodontal disease, severe periapical infection, and severe habitual molar disease; 3. Uncontrolled metabolic diseases such as diabetes, rickets, thyroid disease, and severe liver and kidney dysfunction; 4. Patients with osteoporosis, osteomalacia and osteosclerosis; 5. Malignant tumors, active infectious lesions, and bone defects in the active phase of metabolic bone disease; 6. Systemic infection or local acute infection of the surgical site; 7. Aplastic anemia and other blood diseases, taking anticoagulant drugs or coagulation tests for 3 months is not within the normal range; 8. The use of drugs that may affect the healing of hard and soft tissues, such as long-term use of sedative hypnotics (continuous use for more than 3 months), long-term use of non-steroidal anti-inflammatory drugs or adrenal corticosteroids (continuous use for more than 3 months), and the treatment of patients who have received drugs in the current or recent 3 months that may affect or promote bone metabolism; 9. Patients with severe smoking (smoking more than 20 cigarettes/day) in the past 6 months and during bone healing; 10. Autoimmune diseases; 11. Radiation therapy is under way; 12. Mental illness, drug abuse and alcohol abuse; 13. Known allergic to the materials used in the product; 14. Women in pregnancy or lactation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Bone thickness;Soft tissue contour; | — |
Secondary
| Measure | Time frame |
|---|---|
| Pink esthetic score;Papilla index score;Wound healing;Implant survival rate; | — |
Countries
China
Contacts
Public ContactMo Anchun
West China Stomatological Hospital of Sichuan University
Outcome results
None listed