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|Title:||Indicator for iontophoresis system|
|Abstract:||Apparatus (11) for delivery of a medicament, drug or other therapeutic agent transdermally to a body by iontophoresis is provided. The apparatus (11) provides a means (13) for measuring and displaying the cumulative amount of the medicament delivered to the body by monitoring the amount of a metal, initially present at the anode (45), that is transferred to the cathode (41) in a subsidiary electrolyte cell (47) through which the drive current for the apparatus (11) passes. Optionally, the apparatus also provides a plurality of light emitting devices (63-1) that display a measure of the cumulative amount of medicament delivered, by use of visually distinguishable light colors or by use of binary encoding in the light display.|
|Inventor(s):||Haak; Ronald P. (San Jose, CA), Theeuwes; Felix (Los Altos, CA), Roe; David K. (Portland, OR)|
|Assignee:||ALZA Corporation (Palo Alto, CA)|
Patent Claim Types:|
see list of patent claims
|Device; Formulation; Delivery;|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|Canada||2121591||<disabled in preview>|
|Germany||69220964||<disabled in preview>|
|European Patent Office||0616545||<disabled in preview>|
| This preview shows a limited data set|
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
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