Heart assist device with expandable impeller pump

MW Mcbride, DA Boger, RL Campbell… - US Patent …, 2010 - Google Patents
An impeller includes a hub and at least one blade Supported by the hub. The impeller has a
stored configuration in which the blade is compressed so that its distal end moves towards …

Percutaneous heart pump

RL Campbell, JJ Koncoski, TM Mallison… - US Patent …, 2015 - Google Patents
Disclosed herein are heart pumps that can include a catheter body and an impeller coupled
with a distal end of the catheter body. The impeller can include a tip that is resealable or that …

Intracardiac pum** device

T Siess - US Patent 9,872,948, 2018 - Google Patents
2001/0000528 AL 4/2001 Cho 2002/0151799 A1 10/2002 Pantages et al. 2003/0135086 A1
7/2003 Khaw et al. 2003/0135940 A1 7/2003 Lev et al. 2003/0208097 A1 11/2003 Aboul …

Pump or rotary cutter for operation in a fluid

P Wiessler, SR Friedel, R Liebing, S Er… - US Patent …, 2015 - Google Patents
The invention relates to a fluid pump or rotary cutter having at least one first element which
can be brought from a transport state into an operating state by changing at least one …

Blood pump with expandable cannula

RL Campbell, JM Walsh, D Metrey, RF Kunz… - US Patent …, 2013 - Google Patents
(57) ABSTRACT A blood pump includes an impeller having a plurality of foldable blades
and a cannula having a proximal portion with a fixed diameter, and a distal portion with an …

Rotor for an axial flow pump for conveying a fluid

J Schumacher, D Roehn - US Patent 9,028,216, 2015 - Google Patents
The invention relates to a rotor for an axial flow pump for conveying a fluid having an axis of
rotation and having an impeller blade which has at least one part surface which extends …

Fluid pump having at least one impeller blade and a support device

J Schumacher, D Roehn - US Patent 9,089,634, 2015 - Google Patents
(57) ABSTRACT A fluid pump has at least one impellerblade which is rotatable about an
axis of rotation and conveys a fluid in operation. The fluid pump has a Support device which …

Conveying blades for a compressible rotor

S Er - US Patent 9,314,558, 2016 - Google Patents
(57) ABSTRACT A rotor for a fluid pump which is flexible in handling and compressible. A
conveying blade has at least two struts and a membrane spanned between them in the …

Fluid pump having a radially compressible rotor

T Toellner - US Patent 9,416,791, 2016 - Google Patents
To design the rotor as compressible in the radial direction in a fluid pump, in particular for
microinvasive medical use, said rotor is configured as stretchable in its longitudinal direction …

System for introducing a pump

T Toellner - US Patent 9,974,893, 2018 - Google Patents
The invention resides in the field of introducing fluid pumps into a lumen and relates to a
system for introducing a pump into a lumen which comprises a first sheath and a pump to be …