Use for sterile, secure and safer specimen sampling. This device provides the security of a threaded, locking Luer connection (patented BD Vacutainer® Luer-Lok™), replacing a Luer slip device. It is compatible with a female Luer connection or needleless IV site designed for Luer-Lok™ access and the Bard® EZ0Lok® Foley Catheter Sampling Port.