Implant with fastening means (2) to be fixed to the bone of a persons upper jaw (5) or lower jaw (30), with a mounting element (3) for mounting orthodontic appliances, whereby said mounting element (3) is connected to fastening means (2) by means of a connecting piece (4) formed by a rod with a circular section or an elliptic section, which is adapted to extend through the persons gum surrounding the corresponding bone to which said fastening means (2) are intended to be fixed, whereby said fastening means (2) are formed of an osteosynthesis plate which is provided with several recesses (6,7,8,9) through which fit screws (10,11,12,13) for fixing the implant to the bone of said upper or lower jaw, wherein said connecting piece (4) forms an extension of the osteosynthesis plate.