US Patent 9603993 Access port identification systems and methods

A power-injectable access port includes a housing defining an internal cavity and including a plurality of suture apertures, a needle-penetrable septum captured by the housing enabling needle access to the internal cavity, a stem having a lumen in fluid communication with the internal cavity, the stem configured for coupling to a catheter, and a radiopaque identification feature observable via imaging technology subsequent to subcutaneous implantation of the port, the feature indicating that the port is suitable for power injection.