Infusion device

Details Infusion device Infusion device

1984-11-30

1987-07-21

Pellegrino, Stephen C.

Surgery

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

Treating material introduced into or removed from body...

128DIG12, A61M 500

Patent

active

046815660

ABSTRACT:
An infusion device for a syringe having a tubular wall with a fluid dispensing opening at one end and an internal plunger. A device includes an element for driving the syringe plunger at a selected one of a set of predetermined spring-generated forces which are substantially constant over the range of motion of the plunger.

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