GRIPPER Micro Blunt Cannula 22G x 0.75” (Box of 12)The GRIPPER MICRO Blunt Cannula, Non coring Safety Needle is a two piece system that includes an inserter and an infusion site. After the needle is inserted into an implanted port, the inserter (sharp) is removed, leaving behind a small, low profile infusion site with a blunt cannula. The needles unique safety arm provides an audible CLICK when it is lifted for extra assurance that the needle is locked into a safe position