Volumetric infusion pump

Details Volumetric infusion pump Volumetric infusion pump

1989-06-12

1990-06-26

Smith, Leonard E.

Pumps

Expansible chamber type

Distributor formed from integral portion of flexible wall...

417478, 604153, F04B 4308

Patent

active

049367609

ABSTRACT:
A non-peristaltic infusion pump having improved accuracy and reliability including a novel infusion pump module having an elongated flexible lumen chamber defined by broad, slightly rounded upper and lower chamber walls joined along sharp side corners and having exterior graspable handles and a machine for holding the module by the handles between reciprocating jaw assemblies that slightly distend and slightly compress the module walls in coaction with C-shaped valve members to develop the pumping action.

REFERENCES:
patent: 2351828 (1944-06-01), Marsh
patent: 2917002 (1959-12-01), Mascaro
patent: 3518033 (1970-06-01), Anderson
patent: 3565554 (1971-02-01), Muller
patent: 3606596 (1971-09-01), Edwards
patent: 4178138 (1979-12-01), Iles
patent: 4273121 (1981-06-01), Jassawalla
patent: 4479797 (1984-10-01), Kobayashi et al.
patent: 4565542 (1986-01-01), Berg
patent: 4781548 (1988-11-01), Alderson et al.
patent: 4872813 (1989-10-01), Gorton et al.

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