A device for connecting tubular elements, comprises a first body provided with a first reception housing for accommodating a longitudinal portion of a first tubular element and provided with a first connection component; a second body provided with a second reception housing for accommodating a longitudinal portion of a second tubular element and provided with a second connection component, the second body being formed by two half-shells each comprising a portion of the second housing and a portion of the second connection component; the first and the second connection component being configured to keep the first and second bodies assembled, while allowing a rotation movement between them along a transverse axis. The first and second body, respectively, have a first and a second face with a circular profile, the first and second connection component respectively, being disposed on the periphery of the first and second face with a circular profile.