Transcutaneous access device

(57) Summary endermic access equipment can create these all from a cheap plastic material including the skirt for subcutaneous parts, an endermic neck, and the elastic type sleeve of the skin exterior. Preferably, a skirt and a neck are covered with a porous layer material, and this material promotes growth of an organization and collagen. It is a size which this equipment functions as a lead pipe for a catheter, and makes contact with a catheter the minimum, The perpendicular and horizontal relative motion of a catheter to the portion to which the implant of the access equipment was carried out is permitted, The organization contiguous to the access equipment which is produced by operation of the usual body and by which the implant was carried out is twisted, and extension spoils the biological seal formed in the circumference of access equipment.