Surgery – Controlled release therapeutic device or system – Osmotic or diffusion pumped device or system
Patent
1990-04-02
1994-06-28
Rosenbaum, C. Fred
Surgery
Controlled release therapeutic device or system
Osmotic or diffusion pumped device or system
424453, 424463, 424468, 424472, A61K 922
Patent
active
053242807
ABSTRACT:
An osmotic system is disclosed for delivering a beneficial agent formulation to an environment of use. The osmotic system comprises (a) an outside semipermeable wall, (b) a middle osmotically active layer, (c) a capsule comprising a beneficial agent, and (d) a passageway for dispensing the beneficial agent from the osmotic system.
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Barclay Brian L.
Dealey Michael H.
Theeuwes Felix
Wong Patrick S.-L.
ALZA Corporation
Duvall Jean M.
Harbin Alisa A.
Rosenbaum C. Fred
Sabatine Paul L.
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