Treating device for treating a focused ultrasound

(57) Abstract: The present invention is cooled, ultrasound source configured as a phased array (1), for the treatment by focused ultrasound with an acoustic lens (6) positioned in front for the treatment unit. Further comprising a base plate (3) disposed between the ultrasound source (1) is a lens (6) Toko ultrasound source (1), the phased array on the opposite side to the base plate of the lens (6) side ultrasonic transducer element (2