(hē″mō-dī″ŏ-fĭl-trā′shŭn)
[Pronunciation]
[″ + Gk. dia, through + ″]

A method of ultrafiltration in which a patient’s blood is directed through a hemofilter and then dialyzed by a countercurrent solution before it is returned to the patient.
Volume, electrolytes, metabolites, or toxins are removed from the blood before it re-enters the body.