The BD Insyte Autoguardâ„¢ and BD Insyte-Nâ„¢ Autoguardâ„¢ Shielded IV Catheters are designed to provide safety activation with a push of a button and is completely encapsulated after activation to help reduce the risk of needlestick injury. BD Instaflashâ„¢ Needle Technology is designed to confirm immediate vessel entry at the point of insertion and to help improve first-stick success.