Set consists of: Valve needle = V Seldinger needle = S Certofix® Kink-proof guide-wire with flexible J-tip Omnifix® Luer-Lock syringe, 5 ml Cutfix® scalpel Dilator Double-lumen catheter Made of PUR Outer diameter 7 F Soft catheter tip X-ray detectable, opaque Two lumens: distal = 16 G; proximal = 16 G With Safsite® valves Length markings for accurate catheter placement Color-coded lock fittings Fixation wing at the channel junction for securing of the catheter Protruding, adjustable fixation wing for stitch fixation at the puncture site