Abstract: An apparatus for communication between a site within a body deep to the skin and a source, depot, reservoir, device, machine, or power source external to the body via the mouth of the body, comprising an implant for placement in tooth-supporting bone, the implant having a first portion extending into the mouth external to the tooth-supporting bone, a second portion for being embedded in the tooth-supporting bone, and an opening extending along the implant from the first portion to the second portion; and a conduit for coupling to the second portion of the implant when the implant is implanted in the tooth-supporting bone so that the conduit is in communication with the opening, the conduit being for extending from the implant to the site in the body.