Application of Concentrated Growth Factors in Alveolar Ridge Preservation
Conditions
- Alveolar Ridge Preservation
- Concentrated Growth Factor
Interventions
- PROCEDURE: bone powder + collagen membrane
- PROCEDURE: bone powder + collagen membrane + CGF membrane
- PROCEDURE: bone powder mixed wih CGF gel + collagen membrane + CGF membrane
- PROCEDURE: bone powder + CGF membrane
Sponsor
The Fourth Affiliated Hospital of Zhejiang University School of Medicine