Implantable skin penetrating device

The invention relates to an implantable skin-penetrating device for connecting an external conduit to a conduit (4) which can be arranged in the body of a human or animal, comprising a cylindrical main body (6) with an upper region (8) facing away from the body in the implanted state and a lower region (10) facing the body in the implanted state, the base body is provided with a subcutaneous anchoring device (12) in the lower region thereof, said subcutaneous anchoring device being designed to be inserted subcutaneously, and wherein there is an upper connecting piece (16) for connecting the external conduit and a lower connecting piece (18) for connecting the conduit. The subcutaneous anchoring device is composed of a plurality of fastening webs (14) hinged to the base body, the fastening webs being pivotable from a radially downwardly folded retracted position (E) into a radially outwardly extended holding position (H). The lower connecting piece has an adapter piece (20) for the conduit, which adapter piece