dental implant, secondary part, insertion tool and dental implant system The present invention relates to a dental implant (1, 1?) having a substantially cylindrical shape with a longitudinal axis (a) defining a longitudinal direction, the dental implant (1 , 1?) Including: a coronal section (11) including a coronal end of the dental implant (1, 1?)； a threaded region (14) extending apically from the coronal section (11) to an apical tip (15) of the dental implant (1)； and an internal blind hole for connection to a secondary part, the internal blind hole including: a stabilizing section (16) extending apically from the coronal end of the dental implant (1, 1?)； and a clamping and alignment section (17) extending apically from an apical end of the stabilizing section (16), the clamping and alignment section (17) being provided with a plurality of connecting lobes (171) with a concave shape and extending in the longitudinal direction, in which the connecting lobes (171) are interconnected by the respective lobe joining areas (172) which also extend in the longitudinal direction, and each of the lobe joining areas (172 ) includes: two convex sections (174) extending in the longitudinal direction and adjacent to a respective connecting lobe (171)； and a concave section (175) extending in the longitudinal direction between the two convex sections (174). furthermore, the present invention relates to a secondary part and a tool for inserting a configuration corresponding to that of the dental implant.implante dentário, peça secundária, ferramenta de inserção e sistema de implante dentárioa presente invenção diz respeito a um implante dentário (1, 1?) tendo um formato substancialmente cilíndrico com um eixo longitudinal (a) definindo um sentido longitudinal, o implante dentário (1, 1?) incluindo: uma seção coronal (11) incluindo uma extremidade coronal do implante dentário (1, 1?)； uma região roscada (14) se estendendo apicalmente a partir da seção coronal (11) até uma pont
