Implantable Venous Device

An implantable venous device comprising:

• a catheter including a passage;
• a locking nut including a channel for receipt of one end of the catheter, the channel communicating with the passage, and an annular convex end adjacent to the catheter;
• an injection seat including a base, a peripheral wall on the base, a space defined by the base and the peripheral wall, and a mounting member projecting out of one side of the peripheral wall wherein the mounting member and the peripheral wall are formed integrally, and a convex portion is formed at a joining portion of the mounting member and the space;
• a connecting tube projecting out of the mounting member and formed integrally therewith, the connecting tube including a bulged central portion and an annular curved outward end wherein the locking nut is secured onto the bulged central portion;
• a base member including a groove;
• a housing including a top opening, a clamping portion on an inner surface of the housing, and a passageway through a bottom edge for receipt of the base member wherein the injection seat is fastened in the housing, and the locking nut is disposed in the groove of the base member;
• and
• an implant member disposed in the top opening and including a peripheral flange urged downward by the clamping portion, the implant member including a bottom disposed above and parallel to the base of the injection seat.