During the first visit, impressions were taken with irreversible hydrocolloid; and over the model teeth were carved with a 169 L bur, 1 mm were eroded at all sides, rounded borders without retention and shaping a cervical chamfer.
Se realiza en la primera cita: toma de impresión con hidrocoloides irreversibles y sobre el modelo se tallan los dientes con una fresa 169 L, desgastando 1 mm en todas las caras, bordes redondeados sin retención y formando un chaflán cervical.