Transfusion apparatus

Details Transfusion apparatus Transfusion apparatus

1987-10-30

1989-04-11

Rosenbaum, C. Fred

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604 65, A61M 3100

Patent

active

048202681

ABSTRACT:
A transfusion apparatus including a pump section for sequentially pressing and blocking a transfusion tube to feed a liquid, a detecting section for detecting a given cycle of pump operation in the pump section, and a drive-control for driving and controlling the pump section is disclosed, in which the transfusion tube on an upstream side above the pump section is provided with a dropping cylinder on which is arranged a detector for counting the number of droplets and that the apparatus is further provided with a comparator for comparing the number of droplets in the given cycle of the pump operation with a predetermined value to judge a type of a transfusion set.

REFERENCES:
patent: 3450153 (1969-06-01), Hildebrandt et al.
patent: 3990444 (1976-11-01), Vial
patent: 4018362 (1977-04-01), Ubaud
patent: 4155362 (1979-05-01), Jess
patent: 4261388 (1981-04-01), Shelton
patent: 4355638 (1982-10-01), Iwatschenko et al.
patent: 4397642 (1983-08-01), Lamadrid
patent: 4645489 (1987-02-01), Krumme et al.
patent: 4731057 (1988-03-01), Tanaka et al.

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