With over thirty years of experience in research & development and manufacturing of dialyzers, Fresenius Medical Care offers a broad spectrum of dialyzers to meet the specific demands of the different therapy modalities and the individual needs of every patient. Fresenius Polysulfone stands for performance and safety in hemodialysis since three decades. The Fresenius Polysulfone dialyzers combine a high performance with an excellent hemocompatibility. Continuing to set the standard for novel dialysis products, Fresenius Medical Care launched a new class of dialyzers, the FX-class. These dialyzers combine an innovative housing design with an advanced dialysis membrane – the Helixone membrane – the manufacturing of which employs a new process of membrane making – the Nano Controlled Spinning (NCS) Technology.