Dental implant of the type formed by a single body, having an implant section intended for introduction into the maxillary bone and provided with a self-tapping screw, and a receiving section that comprises a troncoconical surface intended to receive directly a temporary or permanent dental prosthesis, the said implant also having an axial orifice with a thread for receiving a retaining screw, as well as a polygonal prismatic section intended for the tightening of the implant for its implantation in the bone, characterised in that the conical section is immediately adjacent to the implant section, without the intermediation of the polygonal prismatic section.