Ultrasonic focusing knife for treating tumour

The utility model provides a high intensity focused ultrasound for tumor therapy, belonging to a tumor therapy device utilizing the focused ultrasonic wave, which comprises a composite treatment head, an ultrasonic power source, a medium water treatment device, a B ultrasonic machine, a treatment bed, a main controller and an industrial control device. The utility model is characterized in that the composite treatment head is arranged on an arc arm of a five-dimensional movement mechanism and the arc arm is arranged in a water tank which is on the treatment bed; the composite treatment head is connected with the ultrasonic power source; the industrial control device is connected respectively with the five-dimensional movement mechanism and the ultrasonic power source by the main controller; the B ultrasonic machine is connected with the industrial control device by a video capture card. The utility model has the advantages of precise focusing, good form of the focus, high power and sound intensity, a plurality of forms of wave field, intuitive and real-time monitoring on the condition of the body surface of the treated area, fast, intuitive and qualitative judgment on the treatment effect.