Medrad Stellant Sterile Disposable Syringe Kit – 2-Syringe Pack with Connector Tube & Prime Tube This Medrad Stellant syringe kit includes two sterile disposable syringes, one connector tube, one prime tube, and two spikes, designed for use with Medrad Stellant injection systems. Manufactured by Bayer Medical Care, this kit is engineered for precision and reliability in contrast media delivery for imaging procedures. With a pressure tolerance of up to 500 psi (2750 kPa), this syringe kit is ideal for high-performance medical applications. Return Policy30 Day Return Policy. Free Return. 60 Day warranty, money back guaranteed!