作者: Morgana Vicentin , Fernando Freitas Portella , Eduardo Galia Reston , Carlos Braga , André Luis Bianchi
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摘要: Objective: To assess the tensile bond strength of prefabricated metal posts cemented with different luting agents. Material and Methods: Fifty single-rooted endodontically treated human teeth had their crowns cut, mounted into acrylic-resin blocks then an 8mm depth post space were prepared. Prefabricated cylindrical using agents: a zinc phosphate cement (SS White), conventional glass ionomer (Vidrion C), two resin-modified cements (Vitremer RelyX Luting 2) resin (RelyX ARC). Samples stored in distilled water for seven days submitted to test until complete dislocation post. One-way analysis variance Tukey pairwise multiple comparisons used evaluate differences between agents . Results: Tensile was 563.88±203.41 N cement, 336.86 ± 137.64 Vidrion C, 515.24 239.48 Vitremer, 828.47±433.99 2 1262.51 356.29 ARC. The Relyx ARC presented highest regard agent tested (p< 0.05) Conclusion: RelyX higher compared other evaluated.