JPH0282348U

JPH0282348U -

Info

Publication number: JPH0282348U
Application number: JP16098588U
Authority: JP
Priority date: 1988-12-12
Filing date: 1988-12-12
Publication date: 1990-06-26

Description

[Brief explanation of drawings]

第１図は本考案の第１の実施例を示す概略的な
構成の説明図、第２図は本考案の第２の実施例を
示す概略的な構成の説明図、第３図は本考案の第
３の実施例を示す概略的な構成の説明図である。１…薬剤放出装置、２…リザーバ、４…薬剤送
出部、４ａ…薬剤室、１２…プレート、１４…磁
性体、１５…弾性膜、１６…磁性流体、１７…磁
力発生部、２０…押圧体、２１…弾性膜。 FIG. 1 is an explanatory diagram of a schematic configuration showing a first embodiment of the present invention, FIG. 2 is an explanatory diagram of a schematic configuration of a second embodiment of the present invention, and FIG. 3 is an explanatory diagram of a schematic configuration of a second embodiment of the present invention. FIG. 3 is an explanatory diagram of a schematic configuration showing a third embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Drug release device, 2... Reservoir, 4... Drug delivery part, 4a... Drug chamber, 12... Plate, 14... Magnetic body, 15... Elastic membrane, 16... Magnetic fluid, 17... Magnetic force generation part, 20... Pressing body , 21...Elastic membrane.

Claims

[Scope of utility model registration request]

In an implantable drug delivery device comprising a reservoir that stores a drug and a drug delivery unit that delivers the drug in the reservoir to a desired body site, the drug delivery unit temporarily transfers the drug from the reservoir. A drug chamber for storing a drug; a moving body installed in the drug chamber that moves by magnetic action from outside the body to change the volume of the drug chamber; and as the moving body moves, the drug in the drug chamber enters the body. What is claimed is: 1. A drug release device characterized by comprising: a valve means for delivering a drug toward the patient;