Patent ID: 7850633
Filing Date: 2010-12-14
Classification: A61M,B01D,B01L,G01N,Y10T

Abstract:
1. A method of performing a blood treatment, comprising: attaching venous and arterial blood lines of a patient's blood tubing set to a first respective outlet and a first respective inlet of a membraneless channel; attaching a first inlet and a first outlet of a membrane filter device to a second respective outlet and a second respective inlet of the membraneless channel such that a recirculating channel connecting the second respective outlet and the second respective inlet is defined, the recirculating channel being continuous and uninterrupted by a membrane; attaching a second inlet of the membrane filter device to a source of dialysate; permitting toxins and water to pass from the membraneless channel through a membrane of the membrane filter device to a second outlet of the membrane filter device; returning components of the patient's blood passing in the recirculating channel back to the patient's blood; disconnecting the source of dialysate after a first treatment while leaving the venous and arterial blood lines attached to the first respective outlet and the first respective inlet of the membraneless channel; and repeating the attaching the second inlet to a source of dialysate, the permitting, and the returning so as to perform a second treatment.