Today, it is possible to repair teeth damages, caries broken teeth in an instant. The most modern way to apply tooth-coloured fillings is referred to as SDA technique (German: Schmelz-Dentin-Adhäsiv-Technik). The composite is glued both with dentine and with enamel. The dentine channels are sealed, the shrinking of plastic is reduced and the edges can be closed in the best possible way.