BD Vacutainer Blood Transfer Device Female Luer Blood transfer device (with female luer adapter) This is a pre-assembled and easy-to-use device designed with safety in mind. It is used for needleless specimen transfer from a syringe to an evacuated tube or blood culture bottle and has a red colour-coded connection to provide easy differentiation from other holder based products Individually packaged and sterile for use when a sterile holder is necessary Safe as they are closed systems, reducing the risk of transfer related injuries Single-use eliminating the risk of contamination Box of 198.