The invention discloses a urethral calculus removing device for the urinary surgery. The urethral calculus removing device comprises a supporting box, a first ultrasonic radiator and a controller are arranged on the bottom face in the supporting box, the controller is electrically connected with an external power source and the first ultrasonic radiator, two first sliding rails are arranged on one side of the supporting box, and the first sliding rails are in sliding connection with a sliding groove in an adjusting device. A linear motor can drive an ultrasonic vibration head to slide front and back on a second sliding rail, and therefore the angle can be conveniently adjusted. A rotary disc is arranged on a supporting block, the left-right angle of the ultrasonic vibration head can be adjusted through the rotary disc, and therefore the treatment angle of the device can be adjusted more conveniently. The vertical angle of the device can be changed through the adjusting device. The urethral calculus removing device for the urinary surgery is simple in structure and easy and convenient to operate, the treatment angle of the device can be adjusted, pain of a patient is relieved, and the workload of a doctor is relieved.