WO2021244276A1 - Dispositif et procédé d'essai d'éléments multi-détection - Google Patents

Dispositif et procédé d'essai d'éléments multi-détection Download PDF

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Publication number
WO2021244276A1
WO2021244276A1 PCT/CN2021/094321 CN2021094321W WO2021244276A1 WO 2021244276 A1 WO2021244276 A1 WO 2021244276A1 CN 2021094321 W CN2021094321 W CN 2021094321W WO 2021244276 A1 WO2021244276 A1 WO 2021244276A1
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WIPO (PCT)
Prior art keywords
target detection
test
detection item
terminal
conversion module
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PCT/CN2021/094321
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English (en)
Chinese (zh)
Inventor
凌世生
项新亮
肖向前
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杭州安旭生物科技股份有限公司
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Publication of WO2021244276A1 publication Critical patent/WO2021244276A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis

Definitions

  • This application relates to the field of testing devices, and in particular to a multi-test item testing device and method.
  • the physiological index test instruments currently on the market have a single function and can only measure a single physiological index. To achieve the detection of different physiological indicators, it is necessary to use test instruments corresponding to different physiological indicators, which will bring inconvenience to users. At the same time, a test instrument for a single physiological index can usually only provide the excitation voltage required for the test of the physiological index, while the test of different physiological indexes requires different excitation voltages.
  • the device includes: a processing circuit, a switching circuit, an electrode interface, and a voltage conversion module; wherein the voltage conversion module is signally connected to the first-type terminal of the electrode interface through the switching circuit; the processing circuit is connected to the switching circuit and The second type terminal of the electrode interface has signal connections; the voltage conversion module can output at least two voltages, and the at least two voltages correspond to different detection items; the processing circuit is at least used to control the switching based on the target detection item The circuit is gated to connect the corresponding voltage of the at least two voltages to the first-type terminal; and for receiving the electrical signal input from the second-type terminal and processing the electrical signal , To obtain the test result of the target detection item.
  • the number of the second type terminals is two or more; in order to control the gating of the switching circuit based on the target detection item, so as to connect the corresponding voltage of the at least two voltages to all According to the first type of terminal, the processing circuit is further used to: detect a second type of terminal with signal output; determine a target detection item based on the second type of terminal with signal output; control the switching based on the target detection item Strobe of the circuit.
  • the device further includes an interactive component; the interactive component has a signal connection with the processing circuit; in order to control the gating of the switching circuit based on the target detection item, so as to divide the at least two voltages The corresponding voltage is connected to the first-type terminal, and the processing circuit is further used to: detect the interactive signal input by the interactive component; determine a target detection item based on the interactive signal; control the target detection item based on the target detection item Switch the strobe of the circuit.
  • the processing circuit further has a signal connection with the voltage conversion module to control the voltage conversion module to output a corresponding voltage.
  • the switching circuit includes an analog switch, and the voltage conversion module includes a DC-DC module.
  • the test items include at least two of the following: blood glucose test items, uric acid test items, and cholesterol test items.
  • the method includes: outputting a voltage through a voltage conversion module, the voltage conversion module being capable of outputting at least two voltages, the at least two voltages corresponding to different detection items; determining the target detection item; and controlling the selection of the switching circuit based on the target detection item So as to connect the corresponding voltage of the at least two voltages to the first-type terminal of the electrode interface; receive the electrical signal input from the second-type terminal of the electrode interface, and process the electrical signal to obtain the The test results of the target detection items are described.
  • the number of the second-type terminals is two or more; the determining target detection item includes: detecting the second-type terminals with signal output; determining based on the second-type terminals with signal output Target detection items.
  • the determining the target detection item further includes: receiving an interactive signal through the interactive component; detecting the interactive signal input by the interactive component; and determining the target detection item based on the interactive signal.
  • the method further includes controlling the voltage conversion module to output more than one voltage.
  • the test items include at least two of the following: blood glucose test items, uric acid test items, and cholesterol test items.
  • the receiving the electrical signal input from the second-type terminal of the electrode interface, and processing the electrical signal to obtain the test result of the target detection item includes: invoking the test result of the target detection item based on the target detection item.
  • the processing algorithm corresponding to the target detection item; the electrical signal is processed based on the processing algorithm to obtain the test result of the target detection item.
  • Fig. 1 is a circuit block diagram of a multi-test item test device according to some embodiments of the present application
  • FIG. 2 is a schematic diagram of the connection state of the terminal according to some embodiments of the present application in the case of blood glucose detection items;
  • FIG. 3 is a schematic diagram of the connection state of the terminal according to some embodiments of the present application when detecting uric acid items
  • FIG. 4 is a schematic diagram of the connection state of the terminal according to some embodiments of the present application in the case of cholesterol detection items;
  • Fig. 5 is an exemplary flow chart of a multi-detection item testing method according to some embodiments of the present application.
  • system is a method for distinguishing different components, elements, parts, parts, or assemblies of different levels.
  • the words can be replaced by other expressions.
  • the embodiments of the present application can be applied to situations where a test instrument needs to be used to detect physiological indicators, and is particularly suitable for situations where a variety of different physiological indicators need to be detected.
  • the physiological indicators may include blood glucose, uric acid, cholesterol, hemoglobin, and other physiological indicators that can be measured by a testing instrument.
  • the application scenarios of the device and method of the present application are only some examples or embodiments of the present application. For those of ordinary skill in the art, they can also be based on these drawings without creative work. Apply this application to other similar scenarios.
  • some embodiments of this application provide a multi-test item test device and method, which can use one test instrument to complete multiple physiological tests. Indicator testing.
  • FIG. 1 is a circuit block diagram of a multi-test item testing device 100 according to some embodiments of the present application.
  • the multi-detection item test device 100 can switch between different excitation voltages, perform multiple physiological index tests, and obtain test results of multiple detection items.
  • the multi-detection item test device 100 may at least include a processing circuit 110, a switching circuit 120, an electrode interface 130, and a voltage conversion module 140.
  • the multi-detection item test device 100 may further include an interactive component 150.
  • the processing circuit 110 may process data and/or information from at least one component of the multi-detection item test device 100.
  • the processing circuit 110 may have a signal connection with the electrode interface 130, and determine the target detection item according to the signal output of the electrode interface 130.
  • the processing circuit 110 may have a signal connection with the switching circuit 120, and control the gating of the switching circuit 120 according to the target detection item.
  • the processing circuit 110 may receive the electrical signal input from the second-type terminal of the electrode interface 130, and process the electrical signal to obtain the test result of the target detection item.
  • the processing circuit 110 may also have a signal connection with the voltage conversion module 140 to control the voltage conversion module to output a corresponding voltage.
  • the processing circuit 110 may be a single processing chip or a processing chip set. In some embodiments, the processing circuit 110 may include a processor and a circuit with a signal conditioning function.
  • the processor may process information and/or data related to at least one function described in this application. In some embodiments, the processor may perform the main functions of the multi-detection item test device 100.
  • the processor may include at least one processing unit (for example, a single-core processor or a multi-core processor).
  • the processor may include a single chip microcomputer (MCU), a central processing unit (CPU), an application specific integrated circuit (ASIC), a field programmable gate array (FPGA), an editable logic circuit (PLD), a controller, a microcontroller Unit, reduced instruction set computer (RISC), microprocessor, etc., or any combination of the above.
  • the processor may be implemented by the chip BH45F68.
  • the signal conditioning circuit may include an amplifying circuit, an AD conversion circuit, etc., for amplifying and AD converting the electrical signal collected through the second-type terminal of the electrode interface.
  • the signal conditioning circuit may further include a filter circuit to denoise the electrical signal.
  • the amplifying circuit may include, but is not limited to, an integrated operational amplifier, a signal amplifying circuit, a measurement amplifier, an isolation amplifier, etc., or any combination thereof. Among them, the amplifying circuit can amplify weak electrical signals.
  • the filter circuit may include, but is not limited to, a low-pass filter, a high-pass filter, a band-pass filter, a band-stop filter, etc., or any combination thereof. Among them, the filter circuit can be used to filter out the useless frequency components in the electrical signal to achieve de-noising efficiency.
  • the filtered electrical signal can be transmitted to the AD conversion circuit, and the digital signal converted by the AD conversion circuit can be subjected to subsequent digital signal processing by the processing circuit.
  • the signal conditioning circuit may include any conditioning of the collected electrical signal to obtain a signal suitable for subsequent processing by the processor, and this application does not make any limitation.
  • the processing circuit 110 may include a back-end data storage for storing related information and/or data, such as processing algorithms for different detection items.
  • the switching circuit 120 can select the path according to the instruction of the processing circuit 110 to connect the output voltage of the voltage conversion module to the first type terminal of the electrode interface.
  • the switching circuit 120 may have a signal connection with the processing circuit 110 to receive instructions from the processing circuit 110.
  • the switching circuit 120 may have a signal connection between the voltage conversion module 140 and the electrode interface 130, that is, one end of the switching circuit has a signal connection with the voltage conversion module 140, and the other end has a signal connection with the electrode interface 130.
  • the voltage conversion module 140 may output more than two voltages. For example, it can output corresponding voltages on different output terminals.
  • the switching circuit 120 can be connected to the output terminals of the voltage conversion module 140 on the one hand, and connected to the first-type terminals of the electrode interface 130 on the other hand.
  • the switching circuit 120 can alternatively connect different output terminals of the voltage conversion module 140 with the first-type terminal of the electrode interface 130 through an internally configurable path.
  • the switching circuit 120 may control the gating of the output terminals of different voltages output by the voltage conversion module 140 to the first-type terminals of the electrode interface 130 according to the instructions received from the processing circuit 110.
  • the switching circuit 120 may conduct the voltage required by the target detection item output by the voltage conversion module 140 to the first type terminal of the electrode interface 130.
  • the switching circuit 120 may include at least two input ports with different voltages.
  • the switching circuit 120 is a switch that can control the on and off of the circuit, including a field effect tube, a triode, an analog switch, etc., or any combination of the above.
  • the field effect transistor may be a junction field effect transistor (JFET) or a metal-oxide semiconductor field effect transistor (MOS-FET), and the transistor may be a PNP type or an NPN type transistor.
  • the switching circuit 120 can be implemented by an analog switch, such as the chip RS2257.
  • the electrode interface 130 may be an interface that connects the test paper and the multi-test item test device 100, and mainly functions as a connection.
  • the electrode interface 130 may have a signal connection with the switching circuit 120 to switch on the excitation voltage required by the target detection item output by the voltage conversion module 140.
  • the electrode interface 130 may directly have a signal connection with the processing circuit 110, or indirectly have a signal connection with the processing circuit 110 through the switching circuit 120, so as to send electrical signals to the processing circuit 110 for processing.
  • the electrode interface 130 may include test strips for accommodating test strips for different test items.
  • the electrode interface 130 may include two or more terminals (or electrode probes), and the terminals may have the same or different functions.
  • different probes may be distributed on the test paper slot and connected to the switching circuit 120 or the processing circuit 110.
  • the electrode interface 130 may include a first type terminal for receiving the excitation voltage output from the voltage conversion module 140.
  • the first type of terminal may include at least one such as terminal d and terminal e.
  • the electrode interface 130 may include a second type of terminal for connecting to the test paper and receiving signals from the test paper.
  • the second type of terminal may include a plurality of terminals, such as terminal a, terminal b, and terminal c.
  • the terminals of the first type and the second type of terminals can be connected one-to-one with the terminals of the test paper.
  • the processing circuit 110 may directly or indirectly have a signal connection with the second type terminal of the electrode interface 130.
  • the other end of the second type terminal of the electrode interface 130 may be directly connected to the test paper, and the connection mode of the test paper is sent to the processing circuit 110 through a signal connection to determine the target test item.
  • the other end of the second type terminal of the electrode interface 130 is connected to the test paper, and the electrical signal generated by the test paper under the excitation voltage can be sent to the processing circuit 110 through the signal connection to obtain the test item Test results.
  • the electrical signal generated by the test paper can reflect the physical characteristics of the substance to be tested, such as concentration and quantity.
  • the detection test paper has reagents for biological or chemical reaction with the substance to be detected.
  • an appropriate excitation signal such as a certain magnitude of voltage
  • the reaction on the test paper will be presented in the form of electrical signals (current or voltage)
  • the test results of the items to be tested can be tested.
  • the test strips used for different test items are different, and the test test strips corresponding to different test items are connected in different ways.
  • the processing circuit 110 can be identified by the signal detected by the electrode interface 130. For the connection methods of different test strips, please refer to the related descriptions in Figures 2 to 4.
  • the voltage conversion module 140 can output at least two voltages, and the two voltages can correspond to different test items. In some embodiments, the voltage conversion module 140 can output more than two voltages on different output terminals at the same time, or output more than two voltages on the same output terminal at different time periods.
  • the voltage conversion module 140 may have a signal connection with the switching circuit 120 to control the output voltage required by the target detection item to the first-type terminal of the electrode interface 130 through the switching circuit 120. In some embodiments, the voltage conversion module 140 may also have a signal connection with the processing circuit 110 to control the voltage conversion module 140 to output a corresponding voltage through the processing circuit 110.
  • the input of the voltage conversion module 140 may be a DC power supply or an AC power supply, and the output may be a DC power or an AC power.
  • the voltage conversion module 140 may include a DC-DC module, and output voltages of different voltage levels at the same time.
  • the voltages of different voltage levels may include voltages of different polarities.
  • the voltage conversion module 140 can output two voltages at the same time, one is 400mV and the other is -400mV.
  • the different levels of voltage that can be output by the voltage conversion module 140 can be determined according to the specific test items tested by the multi-test item test device 100.
  • the voltage conversion module 140 may use a voltage stabilizing chip LM337.
  • the multi-test item testing device 100 may further include an interactive component 150.
  • the interactive component 150 can be used to interact with the user.
  • the interactive component 150 may be a component outside or on the surface of the multi-detection item test device 100, and the user can input an interactive signal through the interactive component.
  • the interactive component 150 may include a button or a touch screen, and the user may select a target detection item through an interactive signal input by the button or the touch screen.
  • the interactive component 150 may have a signal connection with the processing circuit 110 to send the input interactive signal to the processing circuit 110.
  • the multi-test item test device 100 can detect multiple test items, and the test items may include: blood glucose test, uric acid test, cholesterol test, blood type test, HCG (human chorionic gonadotropin), Hemoglobin test, red blood cell test, white blood cell test, PH value test, vitamin C test, fatty acid test, and various microbial tests.
  • the test items of the multiple test item test device 100 may include at least two of the blood sugar test items, the uric acid test items, and the cholesterol test items.
  • test device 100 with multiple detection items is only for example and description, and does not limit the scope of application of this application.
  • various modifications and changes can be made to the multi-detection item test device 100 under the guidance of this application. However, these amendments and changes are still within the scope of this application.
  • Fig. 2 is a schematic diagram of the connection state of the terminal according to some embodiments of the present application when the blood glucose detection item is shown.
  • the terminals of the test paper connected to the electrode interface may include multiple terminals, such as terminal 1, terminal 2, terminal 3, terminal 4, terminal 5, and so on.
  • the terminal of the electrode interface may also include multiple terminals, such as terminal a, terminal b, terminal c, terminal d, and terminal e, which are connected to the terminals of the test paper one-to-one.
  • the terminal 1, terminal 2, and terminal 3 of the detection test paper and the second type of terminal of the electrode interface, terminal a, terminal b, and terminal c can be used to collect signals
  • the terminal 4 and terminal 5 of the detection test paper can be used to input excitation voltage
  • the first type of terminal of the electrode interface, terminal d and terminal e can be used to output excitation voltage.
  • the terminals 1 and 2 are in a conductive state. 3 There is no signal access.
  • the terminal d and the terminal e of the electrode interface are connected to the terminal 4 and the terminal 5 of the blood glucose test paper at the same time for applying the required excitation voltage.
  • the terminal a and terminal b of the electrode interface have signal connection with the blood glucose test paper.
  • the processing circuit 110 only receives the electrical signals input by the terminal a and terminal b, and the terminal c has no signal input, so it can be recognized that the electrode interface is connected at this time.
  • Fig. 3 is a schematic diagram of the connection state of the terminal according to some embodiments of the present application when detecting items of uric acid.
  • the terminals of the test paper connected to the electrode interface may include multiple terminals, such as terminal 1, terminal 2, terminal 3, terminal 4, terminal 5, and so on.
  • the terminal 1, terminal 2, and terminal 3 of the detection test paper and the second type of terminal of the electrode interface, terminal a, terminal b, and terminal c can be used to collect signals
  • the terminal 4 and terminal 5 of the detection test paper can be used to input excitation voltage
  • the first type of terminal of the electrode interface, terminal d and terminal e can be used to output excitation voltage.
  • the test paper is a uric acid test paper
  • the terminal 2 and the terminal 3 are in a conductive state. 1 There is no signal access.
  • the terminal d and the terminal e of the electrode interface are simultaneously connected to the terminal 4 and the terminal 5 of the uric acid test paper for applying the required excitation voltage.
  • the terminal b and terminal c of the electrode interface have signal connections with the uric acid test paper.
  • the processing circuit 110 only receives the electrical signals input by the terminal b and terminal c, and the terminal a has no signal input, so it can be identified The connection state of the terminal of the test paper connected to the second type of terminal is then identified as the uric acid test item.
  • Fig. 4 is a schematic diagram of the connection state of the terminal according to some embodiments of the present application in the case of cholesterol detection items.
  • the second-type terminal of the test paper connected to the electrode interface may include multiple terminals, such as terminal 1, terminal 2, terminal 3, terminal 4, terminal 5, and so on.
  • the terminal 1, terminal 2, and terminal 3 of the detection test paper and the second type of terminal of the electrode interface, terminal a, terminal b, and terminal c can be used to collect signals
  • the terminal 4 and terminal 5 of the detection test paper can be used to input excitation voltage
  • the first type of terminal of the electrode interface, terminal d and terminal e can be used to output excitation voltage.
  • the test paper is a cholesterol test paper
  • the terminals 1, terminal 2, and terminal 3 are all connected to each other. .
  • the terminal d and the terminal e of the electrode interface are connected to the blood glucose test paper at the same time for applying the required excitation voltage.
  • the terminal a, terminal b, and terminal c of the electrode interface all have signal connections with the cholesterol test paper.
  • the processing circuit 110 receives the electrical signals input from the terminal a, terminal b, and terminal c, and can identify the first connection with the electrode interface at this time.
  • Fig. 5 is an exemplary flow chart of a multi-detection item testing method according to some embodiments of the present application.
  • the process 500 may be implemented by the multi-test item testing device 100.
  • Step 510 Output the voltage through the voltage conversion module.
  • the voltage conversion module can be used to output different levels of voltage to the electrode interface.
  • the voltage conversion module can output at least two voltages, and the at least two voltages correspond to different detection items.
  • the voltage conversion module may include a DC-DC module.
  • the input voltage of the voltage conversion module may be a standard voltage, such as 12V, 36V, etc.
  • the output of the voltage conversion module can be at least two voltages of different voltage levels, and can also output voltages with different polarities in a reverse connection manner. For example, you can output a voltage of -400mv for testing cholesterol items, and output a voltage of 400mv for testing blood sugar and uric acid items.
  • the specific voltage level output by the voltage conversion module can be determined according to specific detection items, which is not limited here.
  • the voltage conversion module may be connected to the switching circuit, and different levels of voltage output terminals may be respectively connected to different switches of the switching circuit.
  • the processing circuit can control the on and off of the different voltage circuits output by the voltage conversion module through the switching circuit, so as to control the voltage required by the detection item to be output to the electrode interface.
  • the processing circuit may control the voltage of the voltage conversion module to output more than one voltage. For example, when the power of the multi-detection item test device is turned on, the voltage conversion module can start to output more than one voltage. Alternatively, the voltage conversion module may also start to output more than one voltage after the processing circuit determines the target detection item.
  • Step 520 Determine the target detection item.
  • the target detection item can be determined by the processing circuit 110.
  • the target detection item is the detection item that the user currently wants to perform.
  • the test items may include at least two of blood sugar test, uric acid test, and cholesterol test.
  • the test items may include blood glucose test, uric acid test, cholesterol test, blood type test, HCG (human chorionic gonadotropin), hemoglobin test, red blood cell test, white blood cell test, PH value test, vitamin C test , Fatty acid testing, and various microbial testing.
  • the processing circuit may determine the target detection item through the signal detected by the electrode interface.
  • the electrode interface is the interface that connects the test paper and the multi-test item test device.
  • the electrode interface may be a test paper slot for accommodating test papers for different test items.
  • the electrode interface may include two or more terminals (or probes), and the terminals may have the same or different functions.
  • the electrode interface may include a second type of terminal, and the second type of terminal may be directly connected to the test paper, and send the electrical signal generated by the test paper to the processing circuit.
  • the identified signal of the second type of terminal may be an analog signal.
  • the terminal connections of the test strips corresponding to different test items are different, and the signals transmitted to the electrode interface for different test items are also different.
  • the processing circuit may receive the signal output by the corresponding second-type terminal, and determine the target detection item based on the signal output of the second-type terminal. In some embodiments, the processing circuit may also process the signal output from the second-type terminal to determine the target detection item. For more information about the processing circuit determining the target detection item based on the signal connected to the second type of terminal, please refer to the related description of FIGS. 2 to 4.
  • the processing circuit may also determine the target detection item through the interactive signal input by the interactive component.
  • Interactive components can be used to interact with the user.
  • the interactive component may be a component external or on the surface of the multi-detection item test device, and the user can input an interactive signal through the interactive component.
  • the interactive component may include a button or a touch screen, and the user may select a target detection item through the interactive signal input by the button or the touch screen.
  • the interactive component may have a signal connection with the processing circuit to send the input interactive signal to the processing circuit.
  • the user can input an interactive signal through the interactive component after determining the target detection item, and the processing circuit can detect the interactive signal input by the interactive component, and process based on the interactive signal or directly determine the target detection item.
  • the interaction signal may be category information of the target detection item, and the processing circuit may directly determine the target detection item according to the category information.
  • Step 530 Control the gating of the switching circuit based on the target detection item, so as to connect the corresponding voltage of the at least two voltages to the first type terminal of the electrode interface.
  • the switching circuit can select the path according to the instruction of the processing circuit, so as to connect the output voltage of the voltage conversion module to the first-type terminal of the electrode interface.
  • the voltage conversion module may be connected to the first type terminal of the electrode interface through a switching circuit.
  • the processing circuit may control the gating of the switching circuit by outputting a corresponding code.
  • the processing circuit can output the code of the output terminal of the voltage conversion module corresponding to the excitation voltage (for example, 400mV) required by the target detection item, and the switching circuit can turn on the corresponding internal path to output the voltage conversion module accordingly
  • the voltage on the terminal is connected to the first-type terminal of the electrode interface, and the other output terminals of the voltage conversion module are not connected with the first-type terminal of the electrode interface.
  • the output terminal with an output voltage of 400mV can be connected to the electrode interface; when the target detection item is cholesterol detection, the output terminal with an output voltage of -400mV can be connected to the electrode interface .
  • the excitation voltage values required for different test items can be determined according to specific test items, which are not limited here.
  • the switching circuit may be an analog switch chip with multiple controllable paths inside. At least two voltages output by the voltage conversion module can be connected to different path pins of the analog switch chip (may be called the first type pins), and the first type terminal of the electrode interface can be connected to other paths of the analog switch chip On the pins (may be called the second-category pins), the first-category pins can be selectively connected to the second-category pins through internal channels.
  • the processing circuit can be connected to the control pin of the analog switch chip. The processing circuit can output instructions to the control pins connected to the analog switch chip to control the on and off of different channels inside the analog switch, so as to connect specific pins of the first type with the pins of the second type.
  • Step 540 Receive the electrical signal input from the second-type terminal of the electrode interface, and process the electrical signal to obtain the test result of the target detection item.
  • the excitation voltage required by the target detection item can be connected to the first type terminal of the electrode interface. Under the action of the excitation voltage, the corresponding substance on the detection test paper will undergo a corresponding biological or chemical reaction, thereby generating a weak electrical signal.
  • the electrical signal may be transmitted to the processing circuit for processing through the second-type terminal of the electrode interface to obtain the test result of the target detection item.
  • the electrical signal substantially generated by the corresponding biological or chemical reaction can be significantly different from the signal output of the second type of terminal when determining the target detection item, for example, the former has a larger amplitude or the former signal The waveform is clearly different from the latter.
  • the electrical signal generated by the reaction may be a voltage or current that changes over time.
  • the magnitude, change amplitude, and duration of the electrical signal generated by the reaction include the required parameter characteristics of the target detection item.
  • the processing circuit may receive the electrical signal input from the second type terminal of the electrode interface through a circuit connection with the switching circuit and the electrode interface. In some embodiments, the processing circuit may call a processing algorithm corresponding to the target detection item based on the target detection item.
  • the processing algorithm is a special processing method for processing the electrical signal of the corresponding test item.
  • the processing algorithm may be stored in the back-end data storage of the processing circuit, or may be stored in other storage devices associated with the content of the multi-detection item test device.
  • the processing circuit may call the processing algorithm corresponding to the target detection item from the memory or storage device. In some embodiments, the processing circuit may process the electrical signal based on the processing algorithm to obtain the test result of the target detection item.
  • the test result of the target detection item can be obtained, which is generally a value corresponding to the target detection item.
  • the processing algorithm can convert the digital signal corresponding to the electrical signal into the test value of the corresponding test item.
  • the test result may be the blood glucose value.
  • the output value of the processing algorithm can be a blood glucose concentration of 200 mg/dl, which can represent the blood glucose concentration value of the tester in this test.
  • the processing circuit may also output the test value of the corresponding test item to the user through the interactive component.
  • the test result may be transmitted to the display of the interactive component for display.
  • the display may include, but is not limited to, an LCD display, a nixie tube, an LED display, and the like.
  • the test result can also be notified by voice through the interactive component.
  • step 510 and step 520 can be performed at the same time.
  • step 520 may be performed first, and then step 510 may be performed.
  • the possible beneficial effects brought by the embodiments of the present application include but are not limited to: (1) The use of one device to test multiple detection items facilitates the operation of the user and also saves the cost of use. (2) Realize the switch of different excitation voltages through the switching circuit, so as to realize the test of multiple detection items; (3) Choose the on-off of the corresponding circuit through the switch circuit, avoid the electromagnetic interference of other circuits, and the work of different items does not interfere with each other. It should be noted that different embodiments may have different beneficial effects. In different embodiments, the possible beneficial effects may be any one or a combination of the above, or any other beneficial effects that may be obtained.
  • this application uses specific words to describe the embodiments of this application.
  • “one embodiment”, “an embodiment”, and/or “some embodiments” mean a certain feature, structure, or characteristic related to at least one embodiment of the present application. Therefore, it should be emphasized and noted that “one embodiment” or “one embodiment” or “an alternative embodiment” mentioned twice or more in different positions in this specification does not necessarily refer to the same embodiment. .
  • certain features, structures, or characteristics in one or more embodiments of the present application can be appropriately combined.
  • a computer storage medium may contain a propagated data signal containing a computer program code, for example on a baseband or as part of a carrier wave.
  • the propagated signal may have multiple manifestations, including electromagnetic forms, optical forms, etc., or suitable combinations.
  • the computer storage medium may be any computer readable medium other than the computer readable storage medium, and the medium may be connected to an instruction execution system, device, or device to realize communication, propagation, or transmission of the program for use.
  • the program code located on the computer storage medium can be transmitted through any suitable medium, including radio, cable, fiber optic cable, RF, or similar medium, or any combination of the above medium.
  • the computer program codes required for the operation of each part of this application can be written in any one or more programming languages, including object-oriented programming languages such as Java, Scala, Smalltalk, Eiffel, JADE, Emerald, C++, C#, VB.NET, Python Etc., conventional programming languages such as C language, VisualBasic, Fortran2003, Perl, COBOL2002, PHP, ABAP, dynamic programming languages such as Python, Ruby and Groovy, or other programming languages.
  • the program code can run entirely on the user's computer, or as an independent software package on the user's computer, or partly on the user's computer and partly on a remote computer, or entirely on the remote computer or processing equipment.
  • the remote computer can be connected to the user's computer through any network form, such as a local area network (LAN) or a wide area network (WAN), or connected to an external computer (for example, via the Internet), or in a cloud computing environment, or as a service Use software as a service (SaaS).
  • LAN local area network
  • WAN wide area network
  • SaaS service Use software as a service
  • numbers describing the number of ingredients and attributes are used. It should be understood that such numbers used in the description of the embodiments use the modifier “approximately”, “approximately” or “substantially” in some examples. Retouch. Unless otherwise stated, “approximately”, “approximately” or “substantially” indicates that the number is allowed to vary by ⁇ 20%.
  • the numerical parameters used in the description and claims are approximate values, and the approximate values can be changed according to the required characteristics of individual embodiments. In some embodiments, the numerical parameter should consider the prescribed effective digits and adopt the method of general digit retention. Although the numerical ranges and parameters used to confirm the breadth of the range in some embodiments of the present application are approximate values, in specific embodiments, the setting of such numerical values is as accurate as possible within the feasible range.

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)

Abstract

Les modes de réalisation de la présente demande divulguent un procédé et un dispositif d'essai d'éléments multi-détection. Le dispositif comprend un circuit de traitement, un circuit de commutation, une interface d'électrode et un module de conversion de tension. Le module de conversion de tension est en connexion de signal avec une borne d'un premier type de l'interface d'électrode par l'intermédiaire du circuit de commutation ; le circuit de traitement est en connexion de signal avec le circuit de commutation et une borne d'un second type de l'interface d'électrode ; le module de conversion de tension est apte à délivrer au moins deux types de tensions, lesdits au moins deux types de tension correspondant à différents éléments de détection ; le circuit de traitement est au moins utilisé pour commander le déclenchement du circuit de commutation sur la base d'un élément de détection cible de façon à connecter une tension correspondante parmi les au moins deux tensions à la borne du premier type, et est utilisé pour recevoir un signal électrique entré par la borne du second type et traiter le signal électrique pour obtenir un résultat d'essai de l'élément de détection cible.
PCT/CN2021/094321 2020-05-30 2021-05-18 Dispositif et procédé d'essai d'éléments multi-détection WO2021244276A1 (fr)

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