Surgical, medical apparatus and instruments; medical devices; medical testing instruments; medical diagnostic instruments; nerve muscle stimulators; transcutaneous electrical muscle stimulators; transcutaneous electrical nerve stimulators; cardiac stimulators; implantable cardiac stimulators; electronic stimulator for medical use; electronic muscle stimulators for medical purposes; electronic muscle stimulators for medical use; electronic nerve stimulators for medical use; electronic nerve stimulators for medical purposes; parts, fittings and accessories for all of the aforesaid goods.