JPS60106609U

JPS60106609U - microelectrode

Info

Publication number: JPS60106609U
Application number: JP1983200695U
Authority: JP
Inventors: 寛宮崎; 正人池田
Original assignee: 塩野義製薬株式会社
Priority date: 1983-12-26
Filing date: 1983-12-26
Publication date: 1985-07-20

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案微小電極の第一の実施例の側断面図、第
２図は、同じく第二の実施例の一部を切欠かずに残した
側断面図、および第３図は同じく第三の実施例の斜視図
である。１・・・・・・キャピラリー・チューブ、２・・・・・
・導電性被膜、３・・・・・・炭素繊条、４，６，８・
・・・・・リード線、５・・・・・・導電性樹脂、７・
・・・・・絶縁性樹脂、９・・・・・・分割溝。FIG. 1 is a side cross-sectional view of the first embodiment of the microelectrode of the present invention, FIG. 2 is a side cross-sectional view of the second embodiment with a part left uncut, and FIG. FIG. 3 is a perspective view of a third embodiment; 1... Capillary tube, 2...
・Conductive coating, 3... Carbon fiber, 4, 6, 8.
... Lead wire, 5 ... Conductive resin, 7.
...Insulating resin, 9...Dividing groove.

Claims

[Scope of utility model registration request]

(1) Inside the inner cavity of a micro-tapered glass capillary tube, the carbon fibers are electrically connected to the lead wire guided outside from the large diameter end and slightly protrude from the small diameter end. A microelectrode fixed with an insulating resin filled in an inner cavity space, in which at least a part of the outer surface of the capillary tube is coated with a conductive coating, and the coating layer is connected to other external lead wires. Microelectrode.

(2) The microelectrode according to claim (1), in which the carbon fiber and the lead wire are connected by a carbon-containing powder conductive resin.

(3) The conductive coating layer on the outer surface of the capillary tube is
The microelectrode according to claim (1), which is made of a conductive resin containing silver or carbon fine particles.

(4) The microelectrode according to claim (1), wherein the conductive coating layer is a silver plating layer.

(5) Utility model registration in which the conductive coating layer is divided into at least parts on the tool that are electrically insulated from each other, and at least one of the parts is a silver plating layer having a silver chloride layer on the surface. A microelectrode according to claim (1).