Related Experiment Videos
The DIA anatomic abutment system and telescopic prostheses: a clinical report
1United Medical School, Guy's Hospitals, London, United Kingdom.
The International Journal of Oral & Maxillofacial Implants
|October 23, 1997
Summary
Telescopic restorations for implant-supported prostheses showed good outcomes. While some abutment screws loosened initially, retightening resolved most issues, indicating their clinical effectiveness.
Area of Science:
- Dental Implantology
- Prosthodontics
- Biomaterials Engineering
Background:
- Telescopic restorations offer design versatility and aesthetic advantages for implant-supported prostheses.
- Evaluating the long-term clinical performance of these restorations is crucial for widespread adoption.
Purpose of the Study:
- To assess the effectiveness and complications of telescopic restorations over a 2-year period.
- To identify factors influencing the success rate of implant-supported telescopic prostheses.
Main Methods:
- A retrospective analysis of 208 abutments and 73 prostheses designed by Dental Imaging Associates.
- Data collection focused on abutment screw loosening and maintenance requirements over 24 months postloading.
Main Results:
- No complications were observed in the small single-tooth group (n=7).
- Initial abutment screw loosening occurred in 8.17% of cases, with 2.4% loosening a second time after retightening.
- Maxillary restorations and those with distal cantilevered pontics showed higher maintenance needs.
Conclusions:
- Telescopic restorations demonstrate clinical viability with manageable screw loosening rates.
- Careful consideration of prosthesis design, particularly cantilevers and location, is essential for minimizing maintenance.