Membrane catheter
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United States of America Patent
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Jul 14, 2020
Grant Date -
Aug 16, 2018
app pub date -
Apr 11, 2018
filing date -
Oct 14, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A substance exchange device for intracorporal use includes a cavity for receiving blood having at least one blood inlet and at least one blood outlet, a substance exchange membrane adjoining the cavity, a supply duct for supplying an exchange fluid to the substance exchange membrane, a blood pump arranged within the cavity and a drive unit for the blood pump. The blood pump is configured to pump blood in a direction from a blood inlet to a blood outlet of the cavity. The drive unit includes a turbine, which is connected to the supply duct and may be driven by an exchange fluid supplied via the supply duct, where the turbine includes at least a rotor coupled to the blood pump and a stator (turbine nozzle) arranged upstream of the rotor.
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