Equipment Antiseptic solution (eg, chlorhexidine, povidone-iodine, alcohol) Towels (rolled up) Gloves Intraosseous needles and sometimes insertion device Syringes, 5 to 60 mL, based on anticipated need Sterile saline, for flushes Sterile gauze (eg, 10 cm × 10 cm squares) IV connection tubing and fluids Intraosseous needles have a stylet and usually an adjustable guard to control depth.