Flexible electrode for measuring muscle impedance and preparation method thereof
A flexible electrode and measuring electrode technology, applied in the directions of diagnostic recording/measurement, application, medical science, etc., can solve the problems of cumbersome operation of single-piece electrode, loose skin fit of microneedle electrode array, invasiveness, long test time, etc. Achieve the effect of improved conductivity, reasonable spacing, sensitive and accurate measurement
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Embodiment 1
[0034] Such as figure 1 As shown, the present invention provides a flexible electrode for measuring muscle impedance, and the device includes: an insulating flexible substrate 1, a pair of excitation electrode sheets 2, a pair of measurement electrode sheets 3, a surface modification layer 4, and metal leads 5 , metal lead wire interface 6 and polymer protective film 7, wherein, excitation electrode piece 2 and measuring electrode piece 3 and metal lead wire 5 are arranged on the insulating flexible substrate 1, and four metal lead wire interfaces are placed 6 on the insulating flexible substrate 1- On the side, the surface modification layer 4 is coated on each electrode sheet and these surface modification layers 4 do not overlap each other, and the polymer protective film 7 fully covers the side of the insulating flexible substrate 1 provided with the electrode array 8 .
[0035] In the above device, the material of the insulating flexible substrate 1 is PET, the thickness ...
Embodiment 2
[0038] Such as figure 2 As shown, on the insulated flexible substrate 1, two pairs of excitation electrode sheets 2 are located on the outside of the electrodes and the corresponding measurement electrode sheets 3 are located on the inner edge of the electrodes, the surface modification layer 4 is coated on the electrode sheets, and the metal leads 5 respectively excite The electrode sheet 2 and the measuring electrode sheet 3 are connected to eight metal lead interfaces 6, which are respectively located around the electrodes, and the polymer protective film 7 fully covers the side of the insulating flexible substrate 1 provided with the electrode array 8 .
[0039] In the above-mentioned device, the material of the insulating flexible substrate 1 is silica gel, the thickness of the insulating flexible substrate 1 is 1mm, the materials of the exciting electrode sheet 2 and the measuring electrode sheet 3 are titanium superimposed on iridium oxide, the titanium layer of the el...
Embodiment 3
[0042] Such as image 3 As shown, on the insulating flexible substrate 1, a pair of excitation electrode sheets 2 are respectively located on both sides of the electrode array 8, four pairs of measurement electrode sheets 3 are located in the middle of the excitation electrode sheets 2, the surface modification layer 4 is coated on the electrodes, and the metal The lead wires 5 respectively connect the excitation electrode sheet 2 and the measurement electrode sheet 3 to the corresponding metal lead wire interfaces 6, all the metal lead wire interfaces 6 are located on the same side of the electrodes, and the polymer protective film 7 is fully covered on the insulating flexible substrate 1, and an electrode array is provided 8 sides.
[0043] In the above device, the material of the insulating flexible substrate 1 is PDMS, the thickness of the insulating flexible substrate 1 is 500 μm, the material of the exciting electrode sheet 2 and the measuring electrode sheet 3 is gold, ...
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