Abstract:Aims: A comparative evaluation of tooth structure loss while removal of old composite material with and without using methylene blue dye.
Materials and Methods: 50 sound, non-carious permanent molar teeth extracted for periodontal reasons were collected and standard class II cavities (two-thirds of facio-lingual width, 1.5 mm pulpal depth and 0.5 mm inside the DEJ) were prepared and teeth were subjected to rehydration and dehydration. Tooth mass were recorded using digital analytical balance. Teeth were restor… Show more
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