System delivering skin treatments; medical apparatus for treatment of the face, body, tissue and skin; aesthetic apparatus for treatment of the face, body, tissue and skin; energy-based apparatus for treatment of the face, body, tissue and skin; RF (radio frequency) apparatus for treatment of the face, body, tissue and skin; fractional apparatus for treatment of the face, body, tissue and skin; fractional RF apparatus for treatment of the face, body, tissue and skin; energy based medical apparatus for surgical and dermatological uses; energy based aesthetic apparatus for surgical and dermatological uses; energy based apparatus for the medical treatment of face, body, tissue and skin; energy based apparatus for the cosmetic treatment of the face, body, tissue and skin; microneedling tips; microneedling tips having at least some insulation; an array of microneedling tips in a cartridge; an array of microneedling tips in a cartridge that enhances penetration of topically applied substances into the face, body, tissue and skin; equipment for use in diagnosing skin conditions for medical purposes; skin peeling devices in the nature of skin abraders for medical or dermatological use