CytoSorbents is a company that engages in the research and development of medical devices. Its product includes VetResQ, a device for adjunctive therapy in the treatment of sepsis, pancreatitis, and other critical illnesses in animals; CytoSorb-XL, a device for adjunctive therapy in the treatment of sepsis and other critical illnesses; HemoDefend blood purification technology platform to reduce contaminants in the blood supply that can cause transfusion reactions or disease; K+ontrol for treatment of severe hyperkalemia in patients with life-threatening conditions; etc.