Summary: Restorative dentistry has experienced a shift from the mainly reparative dentistry of the 20th century towards a minimal intervention approach. Contemporary operative treatment incorporates the Ml philosophy in cavity design. Currently available techniques lo pursue minimally invasive restorative treatments are highlighted. Characteristics of adhesive materials that facilitate minimally invasive operative care are discussed. Conclusion: When operative intervention is the designated treatment for initial canes, currently available operative techniques and contemporary materials warrant a minimally invasive approach. Minimal intervention applied to the operative field keeps the options open for long-term preservation of the restored tooth.