“…It is based on conservative principles such as remineralization of early lesions, reduction in cariogenic bacteria, repair of defective restorations, disease control and minimum surgical intervention (MSI) [55]. In this regard a number of MSI restorative techniques such as preventive resin restorations [14,36,51,59], preventive glass-ionomer restorations [21,38,50], ART restorations [7,8], tunnel restorations [17,19] and posterior approximal miniboxes and microchips [18] have been proposed for the treatment of decayed teeth.…”