The effect of internal bevel on marginal leakage at the approximal surface of Class 2 composite restorations

• Published in: Operative dentistry Vol. 22; no. 5; p. 217
• Main Authors: Holan, G, Eidelman, E, Wright, G Z
• Format: Journal Article
• Language: English
• Published: United States 01.09.1997
• Subjects: Composite Resins; Dental Cavity Preparation - methods; Dental Leakage - prevention & control; Dental Marginal Adaptation; Dental Restoration, Permanent - methods; Dentin-Bonding Agents; Evaluation Studies as Topic; Humans; Resin Cements; Silicon Dioxide; Statistics, Nonparametric; Zirconium

The aim of this study was to assess the effect of intentionally leaving undermined enamel (internal bevel) along the cervical margins of class 2 composites on marginal leakage. Conventional MO and DO cavity preparations were prepared in 25 extracted permanent premolars. In each tooth the cervical ma...