Missing teeth
Conditions
Interventions
Sinus lifting without graft materials through crestal approach using a computer guiding system.
Sponsors
Department of Oral and Maxillofacial Surgery, Saitama Medical Center, Saitama Medical University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Subjects are competent to consent, keep the rules of the study and are able to report self-condition. 2. Subjects who are judged eligible by the investigator in several series of medical check conducted prior to study. 3. Patient must show atrophy in the posterior maxilla with healthy sinuses that are judged to need sinus augmentation procedure, but with residual alveolar crest height of 2 mm or greater.
Exclusion criteria
Exclusion criteria: 1. Previous history of surgery and/or pathology in the maxillary sinuses. 2. Severe thickening of sinus membrane and pathology of neighboring teeth. 3. Subjects who are inadequate for enrollment judged by the investigator.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 1. Implant survival rate 2. preoperative and postoperative alveolar crest height | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Presence of Schneiderian membrane perforation 2. Patients demographics 3. Position and dimension of the implants 4. Complications 5. Follow-up periods | — |
Countries
Japan
Contacts
Public ContactTakahiro Kaneko
Saitama Medical Center, Saitama Medical University Department of Oral and Maxillofacial Surgery
Outcome results
None listed