A central venous catheter, also known as a central venous line / central venous access catheter. Catheters can be placed in veins in the neck, chest, groin, or through veins in the arms. Including with Indwelling catheter, Y-Introducer needle with check valve, Luer lock syringe, Scalpel, Catheter holder, Injection cap, Extension line clamp, Guiding Syringe.