hemofiltration

noun
he·​mo·​fil·​tra·​tion
variants: or chiefly British haemofiltration \ ˌhē-​mō-​fil-​ˈtrā-​shən How to pronounce haemofiltration (audio) \

Medical Definition of hemofiltration

: the process of removing blood from the living body (as of a kidney patient), purifying it by passing it through a system of extracorporeal filters, and returning it to the body