The technique recommended will be in a single session. Local anesthesia with 1: 100,000 articaine (DFL®) will be used a tube containing 1.8 ml. Absolute insulation with clamp 14 (IVORY®), rubber sheet (Madeitex®) and arch (JON®). The opening will be performed with a 1016 HL (KG®) drill and a dentin curette (Duflex®). All carious tissue and the coronary pulp will be removed with abundant irrigation.