Patent ID: 6955655

Claim:
A method for-extracorporeal blood treatment, comprising the steps of: providing a blood treatment machine including at least one pump and a disposable filter; a fluid circuit including a blood withdrawal line, a blood return line, and a waste line being connected to said filter; a replacement fluid line connected to said tubing set to dilute blood carried in at least one of said blood return and blood withdrawal lines; connecting the patient's vascular system to the blood withdrawal and return lines; engaging a single member carrying said waste, replacement fluid, and blood withdrawal lines to a treatment machine; the member and treatment machine being configured such that by said step of engaging a single member, said at least one pump is enabled to pump fluid through said waste, withdrawal and return lines; withdrawing blood through a blood withdrawal line at a rate of at least 300 ml/mm passing the blood through a filter to remove waste; and passing the filtered blood through a blood return line and into the patient, wherein blood is withdrawn from and returned to the patient continuously for about 1.5 hours, and wherein the blood flow rate is at least 400 ml./min.