US 12,434,044 B2
Motor for extracorporeal blood pump, extracorporeal blood pump, and extracorporeal blood pump system
Thomas George Logan, Jiangsu (CN); Peter Colton James Clifton, Jiangsu (CN); Bo Wei, Jiangsu (CN); and Ifan Yen, Jiangsu (CN)
Assigned to Magassist, Inc., Jiangsu (CN)
Appl. No. 17/777,928
Filed by Magassist, Inc., Jiangsu (CN)
PCT Filed Dec. 17, 2019, PCT No. PCT/CN2019/125819
§ 371(c)(1), (2) Date May 18, 2022,
PCT Pub. No. WO2021/097973, PCT Pub. Date May 27, 2021.
Claims priority of application No. 201911124056.7 (CN), filed on Nov. 18, 2019.
Prior Publication US 2023/0021792 A1, Jan. 26, 2023
Int. Cl. A61M 60/538 (2021.01); A61M 60/104 (2021.01); A61M 60/216 (2021.01); A61M 60/419 (2021.01); A61M 60/816 (2021.01); A61M 60/822 (2021.01); F04D 13/02 (2006.01); F04D 15/00 (2006.01); H02K 5/04 (2006.01); H02K 7/14 (2006.01); H02K 11/20 (2016.01); H02K 11/33 (2016.01); H05K 1/02 (2006.01)
CPC A61M 60/538 (2021.01) [A61M 60/104 (2021.01); A61M 60/216 (2021.01); A61M 60/419 (2021.01); A61M 60/816 (2021.01); A61M 60/822 (2021.01); F04D 13/02 (2013.01); F04D 15/0066 (2013.01); H02K 5/04 (2013.01); H02K 7/14 (2013.01); H02K 11/20 (2016.01); H02K 11/33 (2016.01); H05K 1/0277 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A motor for an extracorporeal blood pump, the motor comprising:
a motor housing;
an actuator located in the motor housing and configured to drive an impeller in a pump head of the extracorporeal blood pump;
at least one sensor located in the motor housing; and
a motor driving-control assembly located in the motor housing and configured to control operation of the motor, wherein:
the motor driving-control assembly is integrated on a circuit board, the circuit board includes at least two rigid sections and a connection element for connecting the at least two rigid sections, the connection element is capable of connecting the at least two rigid sections; and
components of the motor driving-control assembly are divided into a plurality of groups that are respectively arranged on different rigid sections of the at least two rigid sections, such that each rigid section of the at least two rigid sections is configured to be used to perform a portion of driving-control functions of the motor driving-control assembly.