Effect of lingual enamel sandblasting with aluminum oxide of different particle sizes in combination with phosphoric acid etching on indirect bonding of lingual brackets.

Abstract

OBJECTIVE To compare bond strength and bond failure location of lingual brackets indirectly bonded after lingual enamel sandblasting with 27-, 50-, and 90-µm aluminum oxide particles followed by 37% phosphoric acid etching. MATERIAL AND METHODS Eighty maxillary premolars were randomly divided into four equal groups according to the method of lingual… (More)
DOI: 10.2319/120613-897.1

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