US 12,296,084 B2
Extracorporeal blood line set and blood treatment machine
Waldemar Janik, Melsungen (DE)
Assigned to B. Braun Avitum AG, Melsungen (DE)
Appl. No. 17/434,045
Filed by B. Braun Avitum AG, Melsungen (DE)
PCT Filed Mar. 4, 2020, PCT No. PCT/EP2020/055605
§ 371(c)(1), (2) Date Aug. 26, 2021,
PCT Pub. No. WO2020/178301, PCT Pub. Date Sep. 10, 2020.
Claims priority of application No. 10 2019 105 655.1 (DE), filed on Mar. 6, 2019.
Prior Publication US 2022/0133975 A1, May 5, 2022
Int. Cl. A61M 1/36 (2006.01); A61M 60/113 (2021.01); A61M 60/279 (2021.01); A61M 60/37 (2021.01)
CPC A61M 1/3661 (2014.02) [A61M 1/3663 (2013.01); A61M 60/113 (2021.01); A61M 60/279 (2021.01); A61M 60/37 (2021.01); A61M 1/3672 (2013.01); A61M 2205/14 (2013.01); A61M 2205/3375 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An extracorporeal blood treatment machine having an extracorporeal blood line set, the extracorporeal blood treatment machine comprising:
an arterial blood line having a first distal patient access, a first proximal device port, and a blood pump arranged between the first distal patient access and the first proximal device port, the blood pump for delivering blood from a patient to a device,
a venous blood line having a second distal patient access and a second proximal device port,
at least one fluid supply line which is connected to the arterial blood line in a port section of the arterial blood line, the at least one fluid supply line arranged upstream of the blood pump and including a fluid container at one end, and
a fluid supply line valve unit between the port section and the fluid container which fluid supply line valve unit is configured to regulate or control a fluid supply flow which is effectuated exclusively using a suction pressure in the at least one fluid supply line generated by a blood stream in the arterial blood line.