Abstract: Means for fastening artificial teeth in the human jaw comprising an implant which is to be inserted into the jaw and is formed as a closed shell, a secondary portion including a connecting shank and being connectable to said implant, which secondary portion serves as a support for the artificial teeth, and a fastening element for fastening the artificial teeth to said secondary portion, with said connecting shank being held in the blind bore of said implant and at the proximal end comprising at least one slot parallel to the axis for providing a snap and spread connection with a rear cut in said blind bore, with said shank comprising a radially spreadable section which with the aid of a mandrel inserted into said secondary portion via an axial bore can be spread or, respectively, radially held in said implant, and said secondary portion comprising a radial shoulder which is supported by the distal end of said implant as soon as said spreadable section engages said rear cut.