Patent ID: 8915876

Claim:
A method for removing blood from an extracorporeal blood circuit and/or a functional device at the end of a blood treatment session, each of said extracorporeal blood circuit and/or functional device being connectable or connected with a blood treatment apparatus for the purpose of blood treatment of a patient, wherein the blood treatment apparatus comprises or is connected with: at least one extracorporeal blood circuit with a line having interior portions, wherein the extracorporeal blood circuit comprises at least one arterial line section and at least one venous line section, a first section of the arterial line section and a second section of the venous line section being connected or configured to be connected; and, at least one blood pump for conveying blood within the line interior portions of the extracorporeal blood circuit; wherein the method comprises the steps of: operating the blood pump in a second conveying direction which is opposite to a first conveying direction of the blood pump which is customary during the blood treatment; disconnecting an arterial needle connection of the arterial line section of the extracorporeal blood circuit from the patient; and connecting the arterial needle connection of the extracorporeal blood circuit with a venous addition point of the venous line section of the extracorporeal blood circuit.