(i) at least one first device of phototherapy (5) supported by an articulated arm (32) fixed to the aforementioned aperture positioned in one of the corners of the bed (3) (ii) a reverse phototherapy device (6) positioned within the cavity (31)of the bed(3) the positioning of the first device of phototherapy (5), supported by the arm (32) fixed to the bed (3) and capable of following the movement of the bed (3), allowing the maintenance of the focus of the luminosity emitted by the device (5) over the patient even when there is movement in the bed (3).