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A new design for all-ceramic resin-bonded fixed partial dentures
P Pospiech1, P Rammelsberg, F Unsöld
1Department of Prosthodontics, Ludwig-Maximilians University of Munich, Germany.
Quintessence International (Berlin, Germany : 1985)
|November 1, 1996
Summary
In-Ceram alumina ceramic is a proven material for dental crowns and bridges. A new preparation design for all-ceramic resin-bonded prostheses shows promise for tooth replacement.
Area of Science:
- Dental Materials Science
- Prosthodontics
- Biomaterials Engineering
Background:
- In-Ceram alumina ceramic has a 7-year clinical track record for all-ceramic crowns.
- Its high strength allows use in small all-ceramic fixed partial dentures.
- Initial use in resin-bonded prostheses showed high failure rates.
Purpose of the Study:
- To introduce a novel preparation design for all-ceramic resin-bonded fixed partial dentures.
- To enable fabrication of esthetic and tooth-saving adhesive prostheses.
- To evaluate the clinical performance of this new design.
Main Methods:
- Development of a new preparation design for all-ceramic resin-bonded fixed partial dentures.
- Fabrication of prostheses using In-Ceram alumina ceramic.
- Clinical evaluation over a 4-year period.
Main Results:
- The new preparation design facilitates highly esthetic and tooth-saving adhesive prostheses.
- Clinical results over 4 years indicate sufficient strength for anterior tooth replacement.
- The prostheses demonstrated durability in clinical application.
Conclusions:
- The novel preparation design shows potential for all-ceramic resin-bonded fixed partial dentures.
- While promising for anterior tooth replacement, long-term clinical data is required.
- Further studies are needed before a general recommendation can be made.