Wiley Spinal® Sets are innovative, flexible, cannula-over-needle designed spinal needles for proficient intrathecal access. With both intrathecal infusions and bolus injections, an immediate dural seal is created once dural puncture is achieved. The flexible cannula is then advanced off the needle, ensuring cephalad delivery of medication and improved physician control over their patient’s spinal block level and duration. Features: Proficient Intrathecal Access, Flexible Cannula. Includes: 18g Peel-Away introducer, LOR syringe, 27g Spinal Needle, 23g Flexible Cannula.