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Clinical behavior of repaired amalgam restorations: a two-year study
1Dental Materials Department, Faculty of Dentistry, University of São Paulo, Brazil.
The Journal of Prosthetic Dentistry
|January 1, 1995
Summary
Repairing old amalgam dental restorations offers a clinically successful alternative to complete replacement. This approach preserves sound tooth structure and presents a favorable risk/benefit balance for patients when indicated.
Area of Science:
- Dentistry
- Dental Materials Science
- Restorative Dentistry
Background:
- Complete replacement of amalgam restorations can result in significant loss of healthy tooth structure.
- Amalgam restoration replacement is often a lengthy procedure for dental practitioners.
- The risk-benefit ratio of replacing amalgam restorations may not always favor the patient.
Purpose of the Study:
- To review the clinical viability of repairing existing amalgam restorations as an alternative to replacement.
- To evaluate the long-term clinical success of repaired amalgam restorations.
Main Methods:
- A 2-year clinical study monitored 45 repaired amalgam restorations.
- Restorations were assessed every 6 months using direct clinical examination.
- Indirect evaluation included the use of color slides and stone casts for detailed analysis.
Main Results:
- The study demonstrated broad clinical success for repaired amalgam restorations.
- Success was contingent upon adhering to proper indications for repair.
- Repairs preserved sound dental tissue compared to replacement procedures.
Conclusions:
- Repairing amalgam restorations is a viable and successful clinical option.
- Proper patient and restoration selection are crucial for successful outcomes.
- This conservative approach offers benefits in terms of tissue preservation and procedure efficiency.