nephros is a commercial stage medical device company that develops and sells high performance liquid purification filters. nephros filters capture contaminants as small as 5 nanometers in size; they minimize exposure to a wide variety of bacteria, viruses, fungi, parasites, and endotoxins. nephros filters use a proprietary hollow fiber technology; the hollow fiber design enables the filters to optimize the three elements critical to filter performance: • filtration – as low as 5 nanometers • flow rate – minimal disruption • filter life – up to 12 months nephros was founded in 1997, by healthcare professionals affiliated with columbia university medical center, initially to address the needs of chronic renal failure patients. the company has developed an alternative to current hemodialysis therapy known as mid-dilution hemodiafiltration (mid-hdf). nephros’ proprietary blood purification technologies enable mid-hdf to be offered to chronic renal failure patients. nephros mid-dilution fil