US 11,938,254 B2
Hollow fiber membrane-type artificial lung
Teiji Oda, Izumo (JP)
Assigned to NATIONAL UNIVERSITY CORPORATION SHIMANE UNIVERSITY, Matsue (JP)
Appl. No. 17/040,936
Filed by NATIONAL UNIVERSITY CORPORATION SHIMANE UNIVERSITY, Matsue (JP)
PCT Filed Mar. 26, 2019, PCT No. PCT/JP2019/012655
§ 371(c)(1), (2) Date Sep. 23, 2020,
PCT Pub. No. WO2019/189055, PCT Pub. Date Oct. 3, 2019.
Claims priority of application No. 2018-057727 (JP), filed on Mar. 26, 2018.
Prior Publication US 2021/0015985 A1, Jan. 21, 2021
Int. Cl. A61M 1/16 (2006.01); B01D 69/08 (2006.01); A61M 1/36 (2006.01)
CPC A61M 1/1698 (2013.01) [A61M 1/1627 (2014.02); A61M 1/1629 (2014.02); A61M 1/1664 (2014.02); B01D 69/08 (2013.01); A61M 1/3623 (2022.05); A61M 2202/0208 (2013.01); A61M 2202/025 (2013.01); A61M 2205/366 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A hollow fiber membrane oxygenator comprising
a housing comprising a blood flow path;
a blood inlet port and a blood outlet port disposed in the housing so as to allow blood to flow through the blood flow path, a gas exchange part comprising a bundle of a plurality of hollow fiber membranes disposed in the blood flow path;
a gas inflow port and a gas outflow port provided in the housing so as to allow an oxygen-containing gas to flow through lumens of the hollow fiber membranes;
a gas temperature control part for adjusting the temperature of the gas flowing through the lumens of the hollow fiber membranes; and
the gas temperature control part comprises cold- or warm-water flow pipes which are inserted in the hollow fiber membranes.