Medical apparatus and instruments for renal denervation, treating and reducing hypertension, and controlling blood pressure; Medical device systems consisting of medical devices for renal denervation, treating and reducing hypertension, and controlling blood pressure; ultra-sound-emitting catheters used to perform denervation in human beings; medical devices for treating hypertension; medical devices used to perform denervation; medical device systems consisting of devices used in a medical setting to perform intravascular denervation; Medical device systems for use in renal denervation and other forms of neuromodulation of the autonomic nervous system, consisting of medical devices, catheters, electrical generators, plastic cartridges for medical fluids, and connection cables, for medical devices for use in performing denervation of human beings; ultrasound renal denervation systems consisting of medical devices for renal denervation; energy emitting catheter-based systems consisting of medical devices and devices for medical procedures in the nature of neuromodulation and denervation of the autonomic nervous system for use in treating hypertension, and also consisting of catheters, electrical generators, plastic cartridges for medical fluids, and connection cables, all for medical devices used in connection with the preceding systems and devices