No abstract

The first reports that described the interproximal enamel reduction (IPR) procedures were published almost 80 years ago. Since then, different dental IPR techniques have been developed to correct the lack of homogeneity in tooth size and to address tooth shape. Forty years ago, Sheridan proposed the IPR procedures as an alternative approach to dental extractions in the presence of crowding. Then, this technique began to be used in daily clinical practice. 1,2 At present, an intentional mesiodistal dimension reduction of the teeth is