Composite implantable biocompatible vascular access port device

A surgically implantable device for delivering a fluid medication to a body, said device comprising:

• housing means of a biocompatible non-metallic first material defining an interior chamber with communicating inlet and outlet openings;
• a unitary cup-shaped element of a metallic second material compatible with said fluid medication and received in and lining the interior surface of said chamber;
• self-sealing septum means closing said inlet opening and through which said fluid medication may be injected into said chamber;
• said cup-shaped element cooperating in sealing engagement with said septum means to isolate the thus injected fluid medication from contact with said first material of said housing;
• and
• conduit means communicating with said cup-shaped element and extending through said outlet opening to discharge fluid medication from said chamber to the exterior of said housing.