A dental implantation kit comprising: i) An endo-osseous dental implant, comprising at least: • One endo-osseous anchoring foot, • One external pillar and • Means for fixing a dental prosthetic element, The anchoring foot adapted for installation in a jaw bone of a patient so as to cooperate with the external pillar intended to be fixed in the anchoring foot, The anchoring foot and the external pillar further comprising anti-rotational means (21a, 22a)enabling the inhibition of the relative movements of the pillar beside the anchoring foot, one the pillar is placed in the anchoring foot with or without the installation of the additional device and ii) An additional stabilization device intended to be used in combination with the endo-osseous dental implant, The dental implantation kit being characterized in that: the additional stabilization device, comprising a substantially rigid central platform, which comprises: a) a perforation at its centre so as to allow the introduction of the pillar into the anchoring foot of the implant through the stabilization device, whose shape is cooperating with the anti-rotational means of the pillar and of the anchoring foot in order to inhibit the rotational movements of the pillar in addition to the anti-rotational means of the pillar and of the anchoring foot, b) two flexible anchoring side slender extensions on either side of the central platform so as to be able to be placed straddling the bone of the jaw, flattened on either side of the latter, each extension comprising at least one orifice for positioning at least one fixing screw. i) An endo-osseous dental implant, comprising at least: • One endo-osseous anchoring foot, • One external pillar and • Means for fixing a dental prosthetic element, The anchoring foot adapted for installation in a jaw bone of a patient so as to cooperate with the external pillar intended to be fixed in the anchoring foot, The anchoring foot and the external pillar further comprising anti-rotational means (21a, 22a)enabling the inhibition of the relative movements of the pillar beside the anchoring foot, one the pillar is placed in the anchoring foot with or without the installation of the additional device and • One endo-osseous anchoring foot, • One external pillar and • Means for fixing a dental prosthetic element, ii) An additional stabilization device intended to be used in combination with the endo-osseous dental implant, The dental implantation kit being characterized in that: the additional stabilization device, comprising a substantially rigid central platform, which comprises: a) a perforation at its centre so as to allow the introduction of the pillar into the anchoring foot of the implant through the stabilization device, whose shape is cooperating with the anti-rotational means of the pillar and of the anchoring foot in order to inhibit the rotational movements of the pillar in addition to the anti-rotational means of the pillar and of the anchoring foot, b) two flexible anchoring side slender extensions on either side of the central platform so as to be able to be placed straddling the bone of the jaw, flattened on either side of the latter, each extension comprising at least one orifice for positioning at least one fixing screw. a) a perforation at its centre so as to allow the introduction of the pillar into the anchoring foot of the implant through the stabilization device, whose shape is cooperating with the anti-rotational means of the pillar and of the anchoring foot in order to inhibit the rotational movements of the pillar in addition to the anti-rotational means of the pillar and of the anchoring foot, b) two flexible anchoring side slender extensions on either side of the central platform so as to be able to be placed straddling the bone of the jaw, flattened on either side of the latter, each extension comprising at least one orifice for positioning at least one fixing screw.