Electrochemical sensor for humoral detection and detection device
AssigneeBoe Technology Group Co., Ltd.
InventorZheng Wu
Life of this patent
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Abstract
An electrochemical sensor for humoral detection and a detection device. The electrochemical sensor for humoral detection includes a material layer including at least one hydrophilic region; and at least one detection unit, located in the hydrophilic region. The hydrophilic region includes a sampling port configured to be in contact with a liquid sample (for example, saliva) to be detected, the detection unit includes a working electrode and an opposed electrode disposed apart from each other, the working electrode comprises a reaction surface containing a substance configured to have a reaction with an analyte in the liquid sample, and the working electrode and the opposed electrode are configured to detect an electrical signal generated by the reaction so as to detect the analyte.
Claims13
An electrochemical sensor for humoral detection, comprising:
- a material layer comprising a plurality of hydrophilic regions;
- and
- a plurality of detection units located on the material layer, each of the plurality of hydrophilic regions is provided with a corresponding one of the plurality of detection units, respectively,
- wherein each of the plurality of hydrophilic regions comprises a sampling port configured to be in contact with a liquid sample to be detected,
- each of the plurality of detection units comprises a working electrode and an opposed electrode disposed apart from each other, the working electrode comprises a reaction surface containing a substance configured to have a reaction with an analyte in the liquid sample, and
- the working electrode and the opposed electrode are configured to detect an electrical signal generated by the reaction so as to detect the analyte, wherein the material layer further comprises a lyophobic region disposed among adjacent ones of the plurality of hydrophilic regions to separate different ones of the plurality of hydrophilic regions from each other;
- and a nano-paper;
- each of the plurality of hydrophilic regions comprises a nano-cellulose, and
- the lyophobic region comprises a nano-cellulose having a surface adsorbed with a polysaccharide molecule.
An electrochemical sensor for humoral detection, comprising:
- a material layer comprising a plurality of hydrophilic regions;
- and
- a plurality of detection units located on the material layer, each of the plurality of hydrophilic regions is provided with a corresponding one of the plurality of detection units, respectively,
- wherein each of the plurality of hydrophilic regions comprises a sampling port configured to be in contact with a liquid sample to be detected,
- each of the plurality of detection units comprises a working electrode and an opposed electrode disposed apart from each other, the working electrode comprises a reaction surface containing a substance configured to have a reaction with an analyte in the liquid sample, and
- the working electrode and the opposed electrode are configured to detect an electrical signal generated by the reaction so as to detect the analyte, wherein a planar shape of each the hydrophilic region is a water drop shape, and
- the sampling port is located at a tip portion of the water drop shape.
Dependencies are inferred from the claim text.