Intersomatic implant (100) intended to be inserted into the intervertebral space defined by two adjacent vertebrae (V1, V2), comprising a body (1) having at least one upper face (2) intended to be located facing the upper vertebra, and a lower face (3), intended to be located facing the lower vertebra, separated from each other by the height of the implant and essentially parallel to each other, the peripheries (2a, 3a) of said upper and lower faces being joined together by an essentially vertical peripheral wall (4), each of said faces, upper and lower, essentially having the shape of a convex triangle with rounded angles, each face comprising three supporting surfaces (5, 6, 7, 8, 9, 10), intended to be in contact with the saucer of the adjacent vertebra, said support surfaces being located substantially at the height of the three rounded angles of said triangle, characterized in that at least One of the upper and lower faces (2, 3) is provided with guiding means (22) for inserting the implant into the intervertebral space according to a certain direction, said guiding means comprising a multitude of ridges (22 ) practiced on said face (2, 3), said ridges being directed in accordance with an arc of a circle whose center would be located in the anterior area external to the implant.Implante intersomático (100) destinado a insertarse en el espacio intervertebral definido por dos vértebras contiguas (V1, V2), comprendiendo un cuerpo (1) que presenta al menos una cara superior (2) destinada a ubicarse enfrentada a la vértebra superior, y una cara inferior (3), destinada a ubicarse enfrentada a la vértebra inferior, separadas una de otra por la altura del implante y esencialmente paralelas entre sí, estando las periferias (2a, 3a) de dichas caras, superior e inferior, unidas entre sí por una pared periférica (4) esencialmente vertical, presentando cada una de dichas caras, superior e inferior, esencialmente la forma de un triángulo convexo con los ángulos redondeados,
