Self-regulated therapeutic agent delivery system and method
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United States of America Patent
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Oct 3, 1989
Grant Date -
N/A
app pub date -
Dec 7, 1987
filing date -
Dec 7, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A self-regulated system and method for controllably administering a therapeutic agent to a patient is disclosed. A therapeutic agent is driven by unidirectional electrostatic diffusion across a rate-controlling electret membrane. The diffused therapeutic agent is then delivered to a patient. The preparation of the electret membrane and therapeutic agent delivery apparatus are also disclosed.
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