Computed tomography apparatus, dentalThat includes a first part (11) ARM arranged to rotate about a First Axis of rotation (21) with the help of a substantially vertical Actuator (31, 32, 33)Whose ARM part (11) and a distance between themselves and the opposite sides of the Axis of rotation (21),Have been ready a Radiation Source (21) and a receiver (15) Image information.A second part (12) ARM arranged to rotate about an Axis of rotation (22) substantially verticalThe second part (12) of arm is willing to withstand the first ARM part (11), and a Control System for controlling one or more actuators (31, 32,33) that Activate these parts (11, 12) of ARM, the Radiation Source and the receiver (15) Image information.The Control System comprises a first control routine during the Imaging procedure controls the at least one Actuator (31, 32,33) so that the first part (11) ARM rotates around the Axis of rotation (21) substantially verticalWherein the Control System comprises a Second control routine that enables Imaging procedure Controlling said at least one Actuator (31, 32,33) The Appliance so that, during the process of Imaging, the first part (11) not turn ARM,But stay in place with regard to the second part (21) of arm and the second ARM part (12) to rotate around its Axis of rotation (22).Aparato de tomografía computarizada dental, que incluye - una primera parte (11) de brazo dispuesta de manera giratoria alrededor de un primer eje (21) de rotación sustancialmente vertical con la ayuda de un actuador (31, 32, 33), a cuya parte (11) de brazo y a una distancia entre sí y en los lados opuestos de dicho eje (21) de rotación, han sido dispuestos una fuente (21) de radiación y un receptor (15) de información de imagen, - una segunda parte (12) de brazo dispuesta de manera giratoria alrededor de un eje (22) de rotación sustancialmente vertical, cuya segunda parte (12) de brazo está dispuesta para soportar dicha primera parte (11) de brazo, y - un sistema de control para c