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Tilted implants for implant-supported fixed hybrid prostheses: retrospective review
Woo-Hyun Seok1, Pil-Young Yun1, Na-Hee Chang2
1Department of Oral and Maxillofacial Surgery, Section of Dentistry, Seoul National University Bundang Hospital, Seongnam, Korea.
Journal of the Korean Association of Oral and Maxillofacial Surgeons
|October 31, 2023
Summary
Optimizing implant placement angle in fixed hybrid prostheses can reduce bone resorption. Higher success rates were observed with implants placed after bone grafting, suggesting improved outcomes for edentulous patients.
Area of Science:
- Dental Implantology
- Prosthodontics
- Biomaterials
Background:
- Implant-supported fixed hybrid prostheses are a treatment for edentulism.
- Evaluating factors influencing implant performance is crucial for long-term success.
Purpose of the Study:
- To assess the performance of implant-supported fixed hybrid prostheses.
- To investigate the impact of vertical angularity, bone grafting, and implant stability on outcomes.
Main Methods:
- Review of 137 implants in 21 patients (2003-2010).
- Analysis of marginal bone resorption, complications, success, and survival rates.
- Statistical analysis using ANOVA and chi-square tests.
Main Results:
- Increased implant vertical angle correlated with decreased bone resorption.
- Implants without bone grafts and with high stability showed less resorption.
- Higher success rates were noted for implants placed after bone grafting compared to simultaneous placement.
Conclusions:
- Implant-supported fixed hybrid prostheses are effective for edentulous patients.
- Strategic placement of implants with higher angularity may enhance treatment outcomes.
