Surgery – Controlled release therapeutic device or system – Osmotic or diffusion pumped device or system
Patent
1985-08-16
1987-11-03
Yasko, John D.
Surgery
Controlled release therapeutic device or system
Osmotic or diffusion pumped device or system
A61K 922
Patent
active
047041188
ABSTRACT:
A dispensing device is disclosed for delivering a beneficial agent. The device comprises (1) a housing defining an internal space, (2) an expandable composition comprising a dense member in the space, (3) a composition comprising a beneficial agent and a non-toxic heat responsive carrier in the space, and (4) a passageway in the housing for delivering the beneficial agent from the dispensing device.
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ALZA Corporation
Mandell Edward L.
Sabatine Paul L.
Smith, Jr. Jerome R.
Stone Steven F.
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