Dental

STURDEVANT’S CLASSIFICATION

 ¨SIMPLE CAVITY: a cavity involving only one tooth surface

 ¨COMPOUND CAVITY: a cavity involving two surfaces of a tooth

 ¨COMPLEX CAVITY: a cavity that involves more than two surfaces of a tooth.

    BAUME’S CLASSIFICATION

 ¨Pit and fissure cavity.

 ¨Smooth surface cavities.

 ¨Margins of cavity preparations should not be in contact with the opposing tooth.

 ¨ If less than 0.5mm of tooth structure exists between two carious surfaces, then they should be joined.

 ¨ Pulpal floor and axial wall should have an average depth of 0.5mm into dentin.