US 12,329,891 B2
Modular medical fluid management assemblies, machines and methods
Oleg Los, Buffalo Grove, IL (US)
Assigned to Baxter International Inc., Deerfield, IL (US); and Baxter Healthcare SA, Glattpark (CH)
Filed by BAXTER INTERNATIONAL INC., Deerfield, IL (US); and BAXTER HEALTHCARE SA, Glattpark (CH)
Filed on Jun. 12, 2023, as Appl. No. 18/208,604.
Application 18/208,604 is a continuation of application No. 16/983,621, filed on Aug. 3, 2020, granted, now 11,672,894.
Application 16/983,621 is a continuation of application No. 15/723,773, filed on Oct. 3, 2017, granted, now 10,729,839, issued on Aug. 4, 2020.
Prior Publication US 2023/0321330 A1, Oct. 12, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 1/26 (2006.01); A61M 1/14 (2006.01); A61M 1/16 (2006.01); A61M 1/34 (2006.01); A61M 1/36 (2006.01); A61M 39/24 (2006.01)
CPC A61M 1/267 (2014.02) [A61M 1/1639 (2014.02); A61M 1/3621 (2013.01); A61M 39/24 (2013.01); A61M 1/155 (2022.05); A61M 1/1565 (2022.05); A61M 1/1656 (2013.01); A61M 1/3413 (2013.01); A61M 1/3424 (2014.02); A61M 1/36225 (2022.05); A61M 1/362265 (2022.05); A61M 1/3626 (2013.01); A61M 1/3638 (2014.02); A61M 1/3656 (2014.02); A61M 1/3672 (2013.01); A61M 2205/12 (2013.01); A61M 2205/3375 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A medical fluid management assembly comprising:
a pneumatic manifold in pneumatic communication with a source of pneumatic pressure, the pneumatic manifold including a plurality of pneumatic passageways and a plurality of pneumatic connectors;
a valve engine including a valve chamber, the valve engine including a first pneumatic connector mated sealingly and releaseably with one of the pneumatic connectors of the pneumatic manifold, the valve engine further including a valve fluid connector;
a pump engine including a pump chamber, the pump engine including a second pneumatic connector mated sealingly and releaseably with another one of the pneumatic connectors of the pneumatic manifold, the pump engine further including a pump fluid connector; and
a fluid manifold including a plurality of fluid pathways and a plurality of fluid connectors mated sealingly and releaseably with the respective fluid connectors of the valve engine and the pump engine, the fluid manifold being fluidly coupled to at least one of a purified water line, a liquid concentrate line, a to—extracorporeal circuit fresh dialysis fluid line, a drain line, or a from—extracorporeal circuit used dialysis fluid line.