Abstract: A tatooing apparatus is provided with at least one needle carrier (17, 42, 47) with an arrangement of needles (19, 44, 46) by which at least a number of the needles are mutually arranged according to a program of symbols and in such a manner that the tissue to be tattooed can be pierced by the free ends of the needles. Each of the needles is hollow and is provided with an outlet opening close to its free end for feeding a contrasting fluid into the perforation in the tissue. The apparatus is further provided with a fluid feeding mechanism a control mechanism therefore, the fluid feeding mechanism comprising a reservoir (16, 43, 54) accommodating contrasting fluid and a program carrier of non-porous material, the program carrier also including perforations (30, 49) which are directed in relation to the inlet openings of the needles.