Abstract: A biochemical test system, a measurement device, and a biochemical test strip are provided. The biochemical test strip includes an insulating substrate, a conductive layer, and at least one open-circuit part. The conductive layer is disposed on the insulating substrate and includes a plurality of electronic elements, wherein one end of the conductive layer is formed as a connection region. The at least one open-circuit part is disposed on at least one of the plurality of the electronic elements within the connection region. The type of the biochemical test strip is determined by the number and location of the at least one open-circuit part(s).

Abstract: An electrochemical test strip, an electrochemical test system, and a measurement method using the same are provided. The electrochemical test strip includes an insulating substrate, an electrode system formed on the insulating substrate, and an insulating layer formed on the electrode system. The electrode system includes a set of measurement electrodes, a set of identifying electrodes, and a resistive path having a predetermined resistance value. The set of identifying electrodes is made of metal material, and the resistive path is made of non-metal material. The set of measurement electrodes includes a reference electrode and a working electrode insulated from each other, and the set of identifying electrodes includes a first identifying electrode and a second identifying electrode connected with each other through the resistive path.

Abstract: An electrochemical test system comprising an electrochemical test strip capable of initiating an instrument, determining if it is inserted into a correct position of the instrument, a sample is injected into a reaction region of the electrochemical test strip, and the sample covers the reaction region properly. The electrochemical test strip includes an insulating substrate, an electrode system, and an insulating layer. The electrode system includes a resistor, a set of measurement electrodes which includes a reference electrode and a working electrode insulated from each other, and a set of identifying electrodes which includes first and second identifying electrodes connected through the resistor. A method for detecting a sample includes the steps of inserting the electrochemical test strip into a measurement instrument, providing the sample in the reaction region, and applying a voltage between the reference electrode and the working electrode, and measuring a current corresponding to the voltage.

Abstract: A biochemical test strip is provided. The biochemical test strip includes an insulating substrate, an electrode system, an insulating layer, and a cover. The electrode system is formed on the insulating substrate and the insulating layer is formed on the electrode system. The insulating layer has an opening, and the opening exposes a part of the electrode system to define a reaction region with a supply port. The cover is formed above the insulating layer to cover the reaction region and has a slot corresponding to the reaction region and a sampling hole corresponding to the supply port.

Abstract: A biochemical test system, a measurement device, a biochemical test strip and a method of making the same are provided. The biochemical test system includes a biochemical test strip and a measurement device. The biochemical test strip includes an insulating substrate, an electrode system disposed on the insulating substrate, and a pattern code disposed on one side of the insulating substrate. The pattern code includes N components and at least one of the N components penetrates the insulating substrate. The measurement device includes a microprocessor and a connector. The connector is coupled to the pattern code and the electrode system for receiving signals corresponding to the pattern code. The microprocessor is coupled to the connector for receiving signals from the connector.

Abstract: A system for electrochemical quantitative analysis is provided. The system includes a measuring apparatus having a plurality of analysis modes. Each of the analysis modes is for quantitatively analyzing different biochemical substance. The system further includes a plurality of test strips. Each of the test strips has a different identification component for a different analysis mode. When one of the plurality of test strips is selected to electronically connect to the measuring apparatus, the measuring apparatus executes one of the plurality of analysis modes according to the identification component of the selected test strip to quantitatively analyze a corresponding biochemical substance.

Abstract: The present invention provides a surface-modified electrode strip for measuring an electrochemical signal that is synergistically amplified by means of a nano-scaled gold particle layer and a lipid-soluble electron mediator layer. A biosensor comprising the electrode strip is also provided.

Abstract: Luminescence-based recipes for the measurement of creatinine, urea, uric acid, or glucose, and device using the same are provided.

Abstract: A fluid analytical device for separating and analyzing a fluid including a first component and a second component. The specific weight of the first component exceeds that of the second component. A rotating base includes a receiving chamber, a first separation well, a second separation well, a first connection channel, a second connection channel, and a vent channel. The receiving chamber receives the fluid. The first connection channel connects the receiving chamber to the first separation well. The second connection channel connects the first separation well to the second separation well. The vent channel is connected to the receiving chamber. The distance from the first separation well to the receiving chamber exceeds that from the second separation well to the receiving chamber. When the rotating base rotates, the first and second components of the fluid flow into the first and second separation wells by centrifugal force, respectively.

Abstract: The present invention provides a method for determining the concentration of an analyte in a test sample, comprising the following steps: (a) assembling an amperometric biosensor, which comprises at least an electrode system and an electric mediator for redox, and applying a predetermined potential to the electrode system; (b) applying a test sample to the biosensor and immediately gradually lowering the predetermined potential to a value unable to drive the electrochemical redox of the electric mediator; (c) after a sufficient reaction time, applying a second potential to the electrode system of the biosensor to drive the electrochemical redox of the electric mediator; and (d) measuring the electrochemical current of the electrode system and determining the concentration of the analyte.