Maxillary posterior dentition defect
Conditions
Interventions
Using bone substitute materials Group :No
Do not use bone substitute materials Group:No
Sponsors
School/Hospital of Stomatology Southwest Medical University
Eligibility
Sex/Gender
All
Age
30 Years to 73 Years
Inclusion criteria
Inclusion criteria: 1.18 years old and above, no maxillary sinusitis, good health and tolerance to surgery ; 2.Dental missing time >= 3 months ; 3.The missing maxillary posterior teeth need maxillary sinus elevation ; 4. The remaining bone height in the planting area >= 3 mm ; 5.The maxillary sinus floor is flat and no separation ; 6. Patients have informed consent to the treatment and are able to follow up on time.
Exclusion criteria
Exclusion criteria: 1. Patients with poorly controlled diabetes, hypertension and other systemic diseases or mental and psychological disorders affecting the normal operation ; 2. Patients with maxillary sinus lesions or irregular maxillary sinus morphology ; 3. Night molars, poor occlusion ; 4. Patients with maxillary sinus surgery history ; 5. Women during pregnancy or lactation ; 6. Patients with poor compliance who cannot be referred on time or with incomplete case data.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| residual bone height(T0);Residual bone height(T1);residual bone height(T2);Top elevation height of implant root(T1);Top elevation height of implant root(T2); | — |
Secondary
| Measure | Time frame |
|---|---|
| Age;tooth position;VAS Score((Visual Analogue Scale/Score); | — |
Countries
China
Contacts
Public ContactYu Ke
School/Hospital of Stomatology Southwest Medical University
Outcome results
None listed