Patent ID: 11857715
Assignee: GAMBRO LUNDIA AB
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 15:
16. An extracorporeal blood treatment apparatus, comprising:
a blood treatment device;
a blood warmer;
an extracorporeal blood circuit including a blood withdrawal line and a blood return line coupled to the extracorporeal blood treatment device, wherein the blood return line includes a heating zone coupled to the blood warmer;
a blood pump configured to be coupled to a pump section of the blood withdrawal line or of the blood return line;
at least a post-infusion line connected to the blood return line upstream of the heating zone;
an air trapping device located along the blood return line upstream of the heating zone;
an auxiliary air trapping device located downstream of the heating zone, the auxiliary air trapping device including a filled air trap;
an auxiliary blood line connecting a top of the filled air trap to the air trapping device; and
an auxiliary blood pump located along the auxiliary blood line and configured to pump blood from the filled air trap back to air trapping device.