Electroencephalogram acquisition electrode based on electric conduction liquid
A technology for collecting electrodes and conductive liquids, which is applied in the fields of medical science, sensors, diagnostic recording/measurement, etc. It can solve the problems of difficult to realize automatic injection of multi-channel electrode conductive liquids, poor contact elasticity of the scalp, and short continuous use time, etc. Effective collection time, no discomfort in contact, and the effect of ensuring flexibility and sealing
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[0023] Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the application and together with the embodiments of the present invention are used to explain the principle of the present invention and are not intended to limit the scope of the present invention.
[0024] A specific embodiment of the present invention discloses an EEG collection electrode based on conductive liquid, including a base 1, a housing 2, an electrode column 3, an inlet check valve 4, an outlet stop valve 5 and a wire 6; Stop valve 4 includes inlet pipe joint 7, inlet guide sleeve 8, inlet spool 9, inlet O-ring 10 and inlet spring 11; outlet stop valve 5 includes outlet pipe joint 12, outlet guide sleeve 13, outlet spool 14, outlet An O-ring 15 and an outlet spring 16; the electrode column includes a ball guide sleeve 17, a spherical body 18 and an electrode spring 19; the inle...
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