Direct composite restorations in the posterior region are standard measures in the treatment spectrum of modern conservative/restorative dentistry. Due to the considerable growth in aesthetic awareness over the past two decades, nowadays the majority of patients are no longer prepared to accept metallic restorations and request tooth-coloured alternatives. Apart from ceramic inlays, direct composite restorations also provide patients with a permanent option. This type of filling is very popular with both patients and operators and, in the meantime, many clinical studies have proven its ability to bear masticatory loads in the posterior region. Apart from the composites with conventional methacrylate chemistry, the range of plastic filling materials has now been extended by a purely nanohybrid Ormocer version which is free of classic monomers.
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