Fatigue of resin-bonded amalgam restorations.

Abstract

Standardized MOD cavities were prepared in 80 human premolars, which were treated with either adhesive resin or copal varnish and then restored with amalgam. Fracture resistance of these groups was compared after 24 hours of storage, 4 weeks of storage with thermocycling, and after 500 days of storage. The buccal cusps were loaded at an angle of 30 degrees… (More)

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