OSMOTISCHE VORRICHTUNG MIT ZWEIFACHER THERMODYNAMISCHER AKTIVITAET

An osmotic system is disclosed comprising a wall 12, 23 formed in at least a part of a semipermeable material that surrounds a compartment 14. The compartment contains a first osmotic composition 15, 16, 17 comprising a beneficial agent 15, and a second and different osmotic composition 18, 19. A pa...

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Bibliographische Detailangaben
Hauptverfasser:	DETERS, JOSEPH C., MT. VIEW, CALIF., US, THEEUWES, FELIX, LOS ALTOS, CALIF., US, WONG, PATRICK S.L., HAYWARD, CALIF., US, BARCLAY, BRIAN, MENLO PARK, CALIF., US
Format:	Patent
Sprache:	ger
Schlagworte:	CHEMISTRY DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Beschreibung
Zusammenfassung:	An osmotic system is disclosed comprising a wall 12, 23 formed in at least a part of a semipermeable material that surrounds a compartment 14. The compartment contains a first osmotic composition 15, 16, 17 comprising a beneficial agent 15, and a second and different osmotic composition 18, 19. A passageway 13 in the wall connects the first composition with the exterior of the system.