10 Surgical apparatus and instruments; suture materials; electrical stimulation apparatus applied to the skin for the treatment of skin conditions; electrical stimulation apparatus applied to the skin to promote the healing of wounds; electrical stimulation apparatus for treating pain, tissue degeneration, cellular degeneration, eye conditions, wounds, sores, ulcers, skin conditions, loss of muscle control, loss of sight, hearing, taste, touch or smell, nerve degeneration, bacterial infection, inflammation; medical, dental and veterinary apparatus and instruments for the diagnosis and/or treatment of pain, tissue degeneration, cellular degeneration, eye conditions, wounds, sores, ulcers, skin conditions, loss of muscle control, loss of sight, hearing, taste, touch or smell, nerve degeneration, bacterial infection, inflammation; electrical stimulation apparatus and instruments for disrupting the build-up of microorganisms, biofilms or harmful substances in or on the body; structural parts and fittings for all of the aforesaid