The Tubing Set CF is being used together with the CoolFlow™ irrigation pump for irrigated HF-ablation catheters, to achieve a save an continuous cooling of the catheter tip. The Tubing Set CF consists of a drip chamber with spike to connect to an IV solution container, a short special tubing section to be placed within the irrigation pump, additional tubing to achieve an overall length of 280 cm and a 3-way stopcock with Luer connections to connect to the ablation catheter. The special tubing section includes air bubble detection areas and fixation knobs. Please refer to the user manual of the CoolFlow™ irrigation pump, the HF generator and the HF ablation catheter for further user instructions.