As you continue your treatment, you will feel very bio-technic at times – hooked up to more equipment and lines than you can imagine. You may even have a few spare parts. In this section, you can read about some of the hardware to which you might be hooked up. Central Lines Also often referred to as ports, Broviacs or Hickmans IV’s IV or intravenous simply means in a vein. Prostheses A prosthetic is a artificial body part that replaces a natural one.