Surgery – Controlled release therapeutic device or system – Implanted dynamic device or system
Patent
1987-12-24
1989-06-27
Pellegrino, Stephen C.
Surgery
Controlled release therapeutic device or system
Implanted dynamic device or system
604131, 204130, A61M 500
Patent
active
048425982
ABSTRACT:
A method and apparatus for controllably administering a therapeutic agent to a patient is disclosed. The method and apparatus uses an electromotive force between an anode and a cathode to cause the therapeutic agent to migrate through a semipermeable membrane. The therapeutic agent is then delivered to the patient.
REFERENCES:
patent: 4140121 (1979-02-01), Kuhl et al.
patent: 4436094 (1984-03-01), Cerami
patent: 4540403 (1985-09-01), Theeuwes
patent: 4639244 (1987-01-01), Rizk et al.
Controlled Release Technologies, Inc.
Pellegrino Stephen C.
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