Patent ID: 7794451

Claim:
An assembly for subcutaneous injections comprising: an implantable injection port having a body with a plenum; an elastomeric self-sealing diaphragm sealed to the body over the plenum; an outlet for connecting the plenum to a central venous catheter; one or more ferromagnetic compatible elements positioned about the elastomeric self-sealing diaphragm and near the top side of the body of said injection port; an external needle guide and support platform comprising a body having a top side; bottom side; and an attachment base; wherein said attachment base directly connected to said body of said needle guide; a needle guide extending from the top side to the bottom side; a needle securer; and one or more ferromagnetic compatible elements positioned near the bottom side and within a ring-shaped lip of the attachment base, the ferromagnetic compatible elements of the implantable injection port having opposite polarities to the ferromagnetic compatible elements of the needle support platform.