Posterior maxillary bone deficiency with partial edentulism
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Age between 18 and 70 years; 2. Preoperative imaging showing residual bone height <5 mm in the posterior maxilla; 3. No previous bone grafting surgery in the same region; 4. No severe systemic diseases, such as malignant tumors or infectious diseases.
Exclusion criteria
Exclusion criteria: 1. Diseases affecting bone healing, such as uncontrolled diabetes mellitus or immune system diseases; 2. Pregnancy or lactation; 3. Previous bone grafting surgery in the same region or other maxillary sinus-related surgery.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Bone volume change at 6 months after surgery; | — |
Secondary
| Measure | Time frame |
|---|---|
| Incidence of complications within 6 months after surgery;Bone height change at 6 months after surgery;Bone density change at 6 months after surgery; | — |
Countries
China
Contacts
Hospital of Stomatology, Shandong University