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[Crown and restoration margins].
1Poliklinik für Zahnerhaltung und Parodontologie, Medizinische Hochschule Hannover.
Deutsche Zahnarztliche Zeitschrift
|July 1, 1990
Summary
The quality of dental restoration margins significantly impacts their longevity. Poor margins lead to plaque accumulation, secondary caries, and periodontal disease, affecting overall oral health.
Area of Science:
- Restorative Dentistry
- Periodontology
- Biomaterials
Context:
- The marginal integrity of dental restorations (crowns and fillings) is crucial for long-term success.
- Defects in restoration margins can lead to secondary caries and marginal periodontal disease.
- Plaque accumulation, influenced by adaptation, contour, placement, and surface quality, is a primary cause of margin failure.
Purpose:
- To emphasize the critical role of restoration margin quality in preventing oral health issues.
- To highlight the factors contributing to marginal defects and their consequences.
- To consider the potential cytotoxic effects of restorative materials on the periodontium.
Summary:
- Restoration margin quality is paramount for preventing secondary caries and periodontal disease.
- Key factors influencing margin success include adaptation, contour, placement, and surface quality.
- Material-specific cytotoxic effects may also contribute to marginal periodontium irritation.
Impact:
- Improved understanding of factors leading to restoration failure.
- Guidance for clinicians on achieving superior marginal adaptation and quality.
- Potential for developing more biocompatible restorative materials.