The invention concerns a device (1) for assisting in the placing of dental implants, remarkable in that it comprises a set of mouthguards (2), each mouthguard (2) being intended to rest directly or indirectly on at least one tooth and/or at least one portion of the gum of said patient, each mouthguard (2) comprising at least one guide port (5) for guiding a drilling member, the ports (5) comprising diameters defined depending on the surgical procedure to be carried out, ports (5) having the same diameter all being provided on a same mouthguard (2) such that one drilling diameter corresponds to one specific mouthguard (2) and said set of mouthguards (2) comprises as many mouthguards (2) as there are different diameters to be drilled during the surgical procedure, the device (1) comprising a support member (6) intended to be attached to the gum of the patient, and in that each mouthguard comprises a shape complementary to that of the support member (6) so as to be able to rest on same, the support member (6) and the mouthguards (2) comprising complementary attachment means, the mouthguards (2) and the support member (6) being made from plastic material and being connected to each other by at least one breakable connecting bracket (3) such that the set of mouthguards (2) and the support member (6) form a cluster.L'invention concerne un dispositif(1) d'aide à la mise en place d'implants dentaires, remarquable en ce qu'il comprend un jeu de gouttières (2), chaque gouttière (2) est destinée à reposer directement ou indirectement sur au moins une dent et/ou au moins une portion de gencive dudit patient, chaque gouttière (2) comprend au moins un orifice de guidage (5) d'un organe de forage, les orifices (5) comprenant des diamètres définis en fonction de l'opération chirurgicale à réaliser, les orifices (5) de mêmes diamètres sont tous ménagés sur une même gouttière (2) de sorte qu'un diamètre de forage correspond à une gouttière (2) particulière et que ledit jeu de gouttiè
