A device for cosmetic treatment of human skin, including: a needle for inserting into the skin; a DC power source electrically con-nected to the needle for providing negative current to the needle; an anode that is electrically connected to the DC power source to receive positive current, and that is adapted tobe placed in contact with the skin of the per-son into which the needle is inserted to form a closed electrical circuit; at least one RF transmitter coupled to the needle for radiating the area around where the needle is inserted to provide heat while the needle is deployed.