Dispenser for delivering fluids and solids

Details Dispenser for delivering fluids and solids Dispenser for delivering fluids and solids

1980-12-29

1982-07-20

Rosenbaum, C. Fred

Surgery

Respiratory method or device

Ozone or ion generation

222 95, 222105, 222214, 2223865, A61M 700

Patent

active

043400540

ABSTRACT:
An osmotically driven fluid dispenser is disclosed comprising a flexible container having a port for filling and emptying same, a layer of an osmotically effective solute on the container, and a shape retaining microporous housing having a fluid rate controlling material in its micropores. The dispenser can be used for delivering fluids and solid agents, and as a displacement pump.

REFERENCES:
patent: 3760805 (1973-09-01), Higuchi
patent: 3828777 (1974-08-01), Ness
patent: 3995631 (1976-12-01), Higuchi et al.
patent: 4111201 (1978-09-01), Theeuwes
patent: 4111202 (1978-09-01), Theeuwes
patent: 4111203 (1978-09-01), Theeuwes
patent: 4309996 (1982-01-01), Theeuwes

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