Process for controlling blood pumps in the extra-corporeal circu

Details Process for controlling blood pumps in the extra-corporeal circu Process for controlling blood pumps in the extra-corporeal circu

1990-07-16

1992-03-24

Grieb, William H.

Surgery

Blood drawn and replaced or treated and returned to body

Constituent removed from blood and remainder returned to body

604 28, A61M 103

Patent

active

050983733

ABSTRACT:
The invention is directed to a process and an arrangement for control of blood pumps in an extra-corporeal circuit provided to a single needle arrangement. In order to avoid recirculation, in accordance with the invention it is provided that the arterial and the venous pumps run at an increased throughput rate at the beginning of each pumping phase.

REFERENCES:
patent: 4464164 (1984-08-01), Troutner et al.
patent: 4490135 (1984-12-01), Troutner
patent: 4596550 (1986-06-01), Troutner
patent: 4702829 (1987-10-01), Polaschegg et al.
patent: 4758336 (1988-07-01), Bock et al.
patent: 4940455 (1990-07-01), Guinn

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