The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 25, 2012
Filed:
Dec. 27, 2004
Hirotoshi Adachi, Tsukuba, JP;
Seiji Tokumoto, Tsukuba, JP;
Naruhito Higo, Tsukuba, JP;
Hisamitsu Pharmaceutical Co., Inc., Saga, JP;
Abstract
An iontophoresis device activated in use, which is capable of supplying a dissolution liquid in an amount that depends on the amount of a drug when it is used, is provided. This iontophoresis device activated in use comprises: an absorberformed of a material containing a dry drugand capable of absorbing a liquid; a wall materialdisposed around the absorber, having an adhesive layeron the undersurface thereof; a supportdisposed on the absorberand the wall material, having an openingin the central portion thereof; an electrodedisposed on the undersurface of the support; a diaphragmdisposed on the support; and a dissolution liquid reservoirdisposed on the diaphragm, retaining a dissolution liquid for dissolving the drug between the diaphragmand itself, and having a protruding portionfor destroying the diaphragmby pressing force. The protruding portionhas a linear apical portion, for example, and it is disposed so that it is allowed to come into contact with or is close to the diaphragm. A lineris removably attached on the undersurface of both the absorberand the adhesive layer