Medical apparatus for therapeutic purposes, namely, device for improving cardiac performance through aortic flow therapy and electronic apparatuses for electrical stimulation of tissue and nerves, namely, external or implantable pacemakers, defibrillators, and cardioverters; medical measurement and regulating apparatus, namely, blood pressure monitors; cardiological diagnostic equipment, namely, blood pumping devices; resuscitation equipment, namely, electrodes for use in delivering an electr...