The apparatus (14) for treating a patient's body by delivering energy, comprises: a device (18) for delivering energy to the body of a patient (10); a series of sensors (S1-S6) for measuring all or part of the essential physiological integrated biorhythms of the patient (10); a control and command unit (20) enabling the energy delivered to the body of the patient (10) to be varied on the basis of the measurement by the sensors (S1-S6).