Set (100, 200), comprising: - a dental implant (1) intended to be inserted into a patient's maxillary or mandibular bone, which extends between a distal end of connection (1a) and a proximal end of anchorage ( 1b), comprising reception means (2) for the reception and detachable connection of a definitive dental stump insertion element (3) or healing piece (8) at its distal end of connection (1a), said means comprising receiving means (2) a female cavity (2a) of conical adjustment extending from the distal connection end (1a) to the proximal anchoring end (1b) decreasing in inner diameter (D1), - an insertion element, of the definitive dental stump type (3) intended to directly or indirectly support a dental prosthesis piece or of the healing part type (8) made of a non-metallic biocompatible material, extending between a lower end (3b, 8b) and an end upper (3rd, 8th), q which comprises connection means (30, 80) to be received and detachably connected at the distal connection end (1a) of the dental implant (1), said dental implant (1) comprising a smaller maximum outer diameter (D) 3 mm along its entire length (L), characterized in that: - said connecting means (30, 80) are constituted by a conical adjustment male part (300, 800) extending from the lower end (3b, 8b ) of the definitive dental stump (3) or of the healing piece (8) towards the upper end (3a, 8a) of the definitive dental stump (3) or of the healing part (8) increasing in outer diameter (D2, D3 ), - the assembly of the dental implant (1) and the insertion element (3, 8) is carried out exclusively by means of an adjustment of the male part of conical adjustment (300, 800) in the female cavity (2a) of conical adjustment.Conjunto (100, 200), que comprende: - un implante dental (1) destinado a ser insertado en el hueso maxilar o mandibular de un paciente, que se extiende entre un extremo distal de conexión (1a) y un extremo proximal de anclaje (1b), que comprende medios de recepción (2) para la recepción y l