In the drawing, a transcutaneously implantable element VII used as an inlet for injecting drugs comprises an element head 2 and an element bottom 3 integrally combined with each other, both the head 2 and the bottom 3 being composed of the ceramic material of the present invention, and a cylinder 16 made of a metal on a synthetic resin such as a silicone resin and provided in the head 2 and which