BD Insyte Autoguard Shielded IV Catheters mean added safety for you. A study showed that one hospital reduced its needlestick injuries by 95% by switching to BD Autoguard needle shielding technology.* The unique BD Instaflash needle technology in the 20, 22 and 24 gauge sizes provides immediate confirmation of vessel entry along the catheter shaft. Made of clinically proven BD Vialon biomaterial.**