BD Insyte' Autoguard' BC Pro Shielded IV C atheter With Blood Control technology Insyte Autoguard is a shielded IV catheter that features Autoguard technology which instantly retracts the needle with the push of a button reducing the risk of accidental needlestick injuries and blood exposure. When you access a vein, you are at risk of a needlestick injury and blood exposure. If you have to apply pressure after removing the needle, the risk of blood exposure increases. Minimize your worries with BD Insyte' Autoguard' BC Pro shielded IV catheter with blood control technology. BD Blood Control Technology - stops blood so it doesn't escape the hub. Controlling blood escape means a cleaner area helping to increase patient confidence.