Patient controlled bolus dosage infuser

Details Patient controlled bolus dosage infuser Patient controlled bolus dosage infuser

1991-12-06

1993-07-06

Wilson, John J.

Surgery

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

Treating material introduced into or removed from body...

604131, A61M 3700

Patent

active

052249344

ABSTRACT:
An infusion system for the delivery of a first continuous flow of a intravenous fluid and second multiple selectable dosages of the fluid from a source to a site comprises a source of intravenous fluid under pressure, a housing having an inlet for connection to the source of fluid and an outlet for connection to a delivery site, a first passage in the housing for conveying a continuous constant low volume of the fluid to the outlet, and a second passage in the housing having an accumulator for accumulating a predetermined fixed charge of fluid and an actuator for selectively releasing the flow of the fluid from the accumulator to the outlet.

REFERENCES:
patent: 515288 (1894-02-01), Harsin
patent: 4568333 (1986-02-01), Sawyer et al.
patent: 4722731 (1988-02-01), Vailancourt
patent: 4998918 (1991-03-01), Mimura
patent: 5011477 (1991-04-01), Winchell et al.
patent: 5014750 (1991-05-01), Winchell et al.
patent: 5033714 (1991-07-01), Winchell et al.
patent: 5080652 (1992-01-01), Sancoff et al.

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