N

medical apparatus and instruments, namely, injection needles, hypodermic syringes, solution infusion sets, blood tranfusion sets, valves and stopcocks, [ petri dishes, ] tubes and catheters, intravenous hyperalimentation bags, urine bags, cannula, catheter kits, extension tubes, hollow dialyzer and [ coil dialyzer ] artificial kidneys, blood tubing sets, hemodialysis supply units, and infusion pumps