CAPSULE-TYPE DRUG-RELEASING DEVICE AND CAPSULE-TYPE DRUG-RELEASING DEVICE SYSTEM
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Mar 29, 2007
app pub date -
Sep 28, 2006
filing date -
Sep 28, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A capsule-type drug-releasing device is capable of freely controlling the release and stoppage of a drug and causing neither the back flow of contents of a stomach, an intestine, or the like nor clogging with the contents. A capsule-type drug-releasing device may include: a capsule-shaped casing; a cation exchange membrane arranged on the surface of the casing; a drug solution holding portion arranged inside the casing and on the inner side of the cation exchange membrane; an anion exchange membrane arranged on the inner side of the drug solution holding portion; an electrolyte solution holding portion arranged on the inner side of the anion exchange membrane; an electrode arranged on the inner side of the electrolyte solution holding portion; an electric power source connected to the electrode; a control portion capable of controlling energization from the electric power source to the electrode; and a transceiver portion causing the control portion to receive a signal from the outside of an organism.
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