CN114271833A - Miniature wearable single-lead ECG (electrocardiogram) mobile electrocardiograph and monitoring method thereof - Google Patents
Miniature wearable single-lead ECG (electrocardiogram) mobile electrocardiograph and monitoring method thereof Download PDFInfo
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Abstract
The invention discloses a miniature wearable single-lead ECG mobile electrocardiograph monitor and a monitoring method thereof, wherein the monitoring method of the miniature wearable single-lead ECG mobile electrocardiograph monitor comprises the following steps of S1: and starting a detection program after a second contact end of the miniature wearable single-lead ECG mobile electrocardiograph is contacted so as to judge whether to perform communication connection with the terminal within preset time, and executing the step S2 if the communication connection is successful. The miniature wearable single-lead ECG mobile electrocardioscanner and the monitoring method thereof have the advantages of being miniature, long in standby time, capable of monitoring at any time, high in monitoring precision, low in cost and the like.
Description
Technical Field
The invention belongs to the technical field of single-lead ECG monitoring, and particularly relates to a miniature wearable single-lead ECG mobile electrocardiograph monitor and a monitoring method of the miniature wearable single-lead ECG mobile electrocardiograph monitor.
Background
At present, the health detection and diagnosis processes of hospitals are complex and tedious, and generally need to be queued separately for routine examinations of a plurality of items such as blood drawing, electrocardiogram and the like, so that the convenience, comfort, work efficiency and user experience of the whole health data detection are poor. And the users with low health check frequency are easy to miss diseases and miss the best opportunity for prevention and treatment, so that the health data is obtained by daily monitoring through household single-lead electrocardio detection equipment.
The existing single-lead electrocardiograph detection equipment has a handheld type, a mobile phone back shell type and a large electrocardiograph with a connecting line type, and has the following problems and disadvantages:
1. too many connecting lines;
2. the volume is too large;
3. is inconvenient to carry;
4. the detection time space needs to be fixed;
5. a detection patch needs to be pasted;
6. detecting for a long time;
7. the service life is too short;
8. 220V strong current is needed;
9. high frequency detection cannot be performed for a long period of time.
Therefore, the above problems are further improved.
Disclosure of Invention
The invention mainly aims to provide a miniature wearable single-lead ECG mobile electrocardiograph monitor and a monitoring method thereof.
The invention also aims to provide the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof, which have the advantages of small volume, portability, stable structure and the like.
In order to achieve the above purpose, the invention provides a monitoring method of a miniature wearable single-lead ECG mobile electrocardiograph monitor, which carries out electrocardiograph monitoring through the miniature wearable single-lead ECG mobile electrocardiograph monitor, and comprises the following steps:
step S1: starting a detection program after a second contact end of the miniature wearable single-lead ECG mobile electrocardiograph is contacted so as to judge whether the miniature wearable single-lead ECG mobile electrocardiograph is in communication connection with the terminal within preset time, if the communication connection is successful, executing the step S2, otherwise, starting the detection program after the second contact end is contacted continuously;
step S2: after the communication with the terminal is successful, an indicator lamp of the miniature wearable single-lead ECG mobile electrocardioscanner is lightened to indicate that the electrocardio monitoring is ready to be executed, an electrocardio real-time waveform and related data are displayed on the terminal after a first contact end of the miniature wearable single-lead ECG mobile electrocardiomonitor is contacted, so that the electrocardio monitoring is started, the electrocardio monitoring is completed after a preset time (preferably 30 seconds) and the monitoring data are output on the terminal (convenient to display, count and store).
As a further preferable mode of the above-mentioned mode, in step S2, before the wearable single-lead ECG ambulatory electrocardiograph transmits the monitoring data to the terminal, the obtained monitoring data is subjected to processing including transverse wave filtering and longitudinal wave filtering.
In order to achieve the above purpose, the invention provides a miniature wearable single-lead ECG mobile electrocardiograph, which comprises a shell, a first contact end, a second contact end and a circuit board, wherein:
the first contact end is positioned at one end of the shell and is fixedly connected with the shell;
the second contact end is positioned at one end of the shell far away from the first contact end and is fixedly connected with the shell;
the circuit board is arranged in the shell, and the first contact end and the second contact end are respectively electrically connected with the circuit board;
the circuit board comprises a master control circuit, an electrocardio monitoring circuit, a filter circuit and a power supply control circuit, wherein the electrocardio monitoring circuit, the filter circuit and the power supply control circuit are respectively and electrically connected with the master control circuit.
As a further preferred technical solution of the above technical solution, the housing includes a first component and a second component, the first component and the second component are fixedly connected, the first component and the second component surround to form a hollow cavity, the circuit board is placed in the hollow cavity, wherein:
the first assembly is provided with a first groove part and a first connecting hole, the first contact end is placed in the first groove part, and the first contact end is electrically connected with the circuit board through the first connecting hole;
the second assembly is provided with a second connecting hole, and the second contact end is electrically connected with the circuit board through the second connecting hole;
the second assembly is provided with a third connecting hole and a fourth connecting hole, and the second assembly is fixedly connected with the first assembly through the third connecting hole and the fourth connecting hole.
As a further preferable technical scheme of the above technical scheme, the miniature wearable single-lead ECG mobile electrocardiograph is further provided with a connecting rod, one end of the connecting rod is connected with the second contact end, and the end of the connecting rod, which is far away from the second contact end, is connected with the circuit board;
the miniature wearable single-lead ECG mobile electrocardiograph monitor is further provided with an indicating lamp, and the indicating lamp is installed on the first component and electrically connected with the circuit board.
As a further preferable technical solution of the above technical solution, the main control circuit includes a main control chip U6, a pin 7 of the main control chip U6 is electrically connected to the power supply terminal VDD sequentially through a resistor R9 and a diode D2, and a pin 9 of the main control chip U6 is electrically connected to the power supply terminal VDD sequentially through a resistor R2 and a diode D1;
the filter circuit comprises a filter chip U2, a connection end J1 and a connection end J2, wherein the connection end J1 is electrically connected with 4 pins of the filter chip U2 through a resistor R3, and the connection end J2 is electrically connected with 3 pins of the filter chip U2 through a resistor R4.
As a further preferable technical solution of the above technical solution, a common terminal of the connection terminal J1 and the resistor R3 is grounded through a diode ZD1, and one end of the resistor R3 away from the connection terminal J1 is grounded through a capacitor C3;
the common terminal of the connection terminal J2 and the resistor R4 is grounded through a diode ZD2, and the terminal of the resistor R4 far away from the connection terminal J2 is grounded through a capacitor C4;
the 9 pin of the filter chip U2 is grounded through a capacitor C7, and two ends of the capacitor C7 are connected with a capacitor C24 in parallel;
the 12 pins of the filter chip U2 are grounded through a capacitor C8, and two ends of the capacitor C8 are connected with a capacitor C11 in parallel;
the 23 pin of the filter chip U2 is grounded through a capacitor C9, and two ends of the capacitor C9 are connected with a capacitor C10 in parallel;
the pin 11 of the filter chip U2 is grounded through a capacitor C12, and the pin 27 of the filter chip U2 is grounded through a capacitor C13;
the 15 pins of the filter chip U2 are electrically connected with the 14 pins of the main control chip U6.
As a further preferable technical solution of the above technical solution, pin 1 of the main control chip U6 is grounded through a capacitor C19, pin 33 of the main control chip U6 is grounded through a capacitor C30, pin 46 of the main control chip U6 is grounded through a capacitor C18, and an inductor L1 and an inductor L4 are connected between pin 47 and pin 46 of the main control chip U6;
one path of the 24 pins of the main control chip U6 is connected with a power supply terminal VDD through a resistor R38, and the other path of the 24 pins of the main control chip U6 is grounded through a capacitor C20.
Drawings
Fig. 1 is a schematic structural diagram of the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof.
Fig. 2 is a schematic structural diagram of the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof.
Fig. 3 is a schematic structural diagram of a housing of the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof.
Fig. 4 is a schematic structural diagram of a housing of the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof.
Fig. 5 is a schematic structural diagram (with a shell hidden) of the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof.
Fig. 6 is a main control circuit diagram of the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof.
Fig. 7 is a filter circuit diagram of the miniature wearable single-lead ECG mobile electrocardiograph and the monitoring method thereof.
The reference numerals include: 100. a housing; 110. a first component; 111. a first groove portion; 112. a first connection hole; 120. a second component; 121. a second connection hole; 122. a third connection hole; 123. a fourth connection hole; 200. a first contact end; 300. a second contact end; 400. a connecting rod; 500. a spring connector; 600. a circuit board.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
In the preferred embodiment of the present invention, those skilled in the art should note that the indicator light, terminal, screw, etc. related to the present invention can be regarded as the prior art.
Preferred embodiments.
The invention discloses a monitoring method of a miniature wearable single-lead ECG (electrocardiogram) mobile electrocardiograph, which carries out electrocardiograph monitoring through the miniature wearable single-lead ECG mobile electrocardiograph and comprises the following steps:
step S1: starting a detection program after a second contact end of the miniature wearable single-lead ECG mobile electrocardiograph is contacted so as to judge whether the miniature wearable single-lead ECG mobile electrocardiograph is in communication connection with the terminal within preset time, if the communication connection is successful, executing the step S2, otherwise, starting the detection program after the second contact end is contacted continuously;
step S2: after the communication with the terminal is successful, an indicator lamp of the miniature wearable single-lead ECG mobile electrocardioscanner is lightened to indicate that the electrocardio monitoring is ready to be executed, an electrocardio real-time waveform and related data are displayed on the terminal after a first contact end of the miniature wearable single-lead ECG mobile electrocardiomonitor is contacted, so that the electrocardio monitoring is started, the electrocardio monitoring is completed after a preset time (preferably 30 seconds) and the monitoring data are output on the terminal (convenient to display, count and store).
Specifically, in step S2, before the miniature wearable single-lead ECG ambulatory electrocardiograph transmits the monitoring data to the terminal, the obtained monitoring data is subjected to processing including transverse wave filtering and longitudinal wave filtering.
The invention also discloses a miniature wearable single-lead ECG mobile electrocardiograph monitor, which is used for electrocardiograph monitoring and comprises a shell 100, a first contact end 200, a second contact end 300 and a circuit board 600, wherein:
the first contact end 200 (in contact with one hand of the human body) is located at one end of the housing 100 and is fixedly connected with the housing 100;
the second contact end 300 (in contact with the other hand of the human body) is located at one end of the housing 100 away from the first contact end 200 and the second contact end 300 is fixedly connected with the housing 100;
the circuit board 600 is arranged in the housing 100, and the first contact end 200 and the second contact end 300 are respectively electrically connected with the circuit board 600 (by connecting the left hand and the right hand, the electrocardiographic monitoring is performed);
the circuit board 600 comprises a main control circuit, an electrocardiogram monitoring circuit, a filter circuit and a power supply control circuit, wherein the electrocardiogram monitoring circuit, the filter circuit and the power supply control circuit are respectively and electrically connected with the main control circuit.
Specifically, the housing 100 includes a first component 110 and a second component 120, the first component 110 is fixedly connected to the second component 120, the first component 110 and the second component 120 surround to form a hollow cavity, the circuit board 600 is disposed in the hollow cavity, wherein:
the first component 110 is provided with a first groove portion 111 and a first connection hole 112, the first contact end 200 is placed in the first groove portion 111, and the first contact end 200 is electrically connected to the circuit board 600 through the first connection hole 112;
the second assembly 120 is provided with a second connection hole 121, and the second contact 300 end is electrically connected to the circuit board 600 through the second connection hole 121.
More specifically, the second assembly 120 is provided with a third connecting hole 122 and a fourth connecting hole 123, and the second assembly 120 is fixedly connected (preferably fixed by screws) with the first assembly 110 through the third connecting hole 122 and the fourth connecting hole 123.
Further, the miniature wearable single-lead ECG mobile electrocardiograph is further provided with a connecting rod 400, one end of the connecting rod 400 is connected with the second contact end 300, and one end, far away from the second contact end 300, of the connecting rod 400 is connected with the circuit board 600.
Furthermore, the miniature wearable single-lead ECG mobile electrocardiograph monitor is further provided with an indicator light (comprising a diode D2 and a diode D1), the indicator light is installed on the first component 110, and the indicator light is electrically connected with the circuit board 600 (used for indicating the working state of the miniature wearable single-lead ECG mobile electrocardiograph monitor, if the indicator light is on, the indicator light is in a power-on connection successful state, and if the indicator light is off, the indicator light is in a non-power-on or non-connection state).
Preferably, the miniature wearable single lead ECG mobile electrocardiograph is further provided with a spring connector 500, wherein the spring connector 500 is arranged in the hollow cavity (for connecting components).
Preferably, the main control circuit comprises a main control chip U6 (a bluetooth chip, electrocardiograph monitoring data obtained by the electrocardiograph monitoring circuit is filtered by a filter circuit to form electrocardiograph processing data, and then the main control chip transmits the electrocardiograph processing data to a terminal, so that data observation and statistics are facilitated), 7 pins of the main control chip U6 are electrically connected with the power supply end VDD sequentially through a resistor R9 and a diode D2 (a light emitting diode for indication), and 9 pins of the main control chip U6 are electrically connected with the power supply end VDD sequentially through a resistor R2 and a diode D1 (a light emitting diode for indication);
the filter circuit comprises a filter chip U2, a connecting end J1 and a connecting end J2 (the connecting end J1 and the connecting end J2 are used for receiving electrocardiogram monitoring data monitored by the electrocardiogram monitoring circuit), the connecting end J1 is electrically connected with 4 pins of the filter chip U2 through a resistor R3, and the connecting end J2 is electrically connected with 3 pins of the filter chip U2 through a resistor R4.
Specifically, the common terminal of the connection terminal J1 and the resistor R3 is grounded through a diode ZD1, and the terminal of the resistor R3 away from the connection terminal J1 is grounded through a capacitor C3;
the common terminal of the connection terminal J2 and the resistor R4 is grounded through a diode ZD2, and the terminal of the resistor R4 far away from the connection terminal J2 is grounded through a capacitor C4.
More specifically, the 9 pin of the filter chip U2 is grounded through a capacitor C7, and two ends of the capacitor C7 are connected in parallel with a capacitor C24;
the 12 pins of the filter chip U2 are grounded through a capacitor C8, and two ends of the capacitor C8 are connected with a capacitor C11 in parallel;
the 23 pin of the filter chip U2 is grounded through a capacitor C9, and two ends of the capacitor C9 are connected with a capacitor C10 in parallel;
the pin 11 of the filter chip U2 is grounded through a capacitor C12, and the pin 27 of the filter chip U2 is grounded through a capacitor C13;
the 15 pins of the filter chip U2 are electrically connected with the 14 pins of the main control chip U6.
Further, pin 1 of the main control chip U6 is grounded through a capacitor C19, pin 33 of the main control chip U6 is grounded through a capacitor C30, pin 46 of the main control chip U6 is grounded through a capacitor C18, and an inductor L1 and an inductor L4 are connected between pin 47 and pin 46 of the main control chip U6.
Furthermore, one path of the 24 pins of the main control chip U6 is connected to a power supply terminal VDD through a resistor R38, and the other path of the 24 pins of the main control chip U6 is grounded through a capacitor C20 (the 30 pins of the main control chip U6 are antenna terminals and are used for sending electrocardiographic processing data to a terminal).
Preferably, the invention can be worn on the hand by a watchband, is convenient to monitor, small in volume and convenient to carry,
the portable heart rate and RR interval monitoring device is provided with a weak current battery, is in an ultra-long standby state, can be used for long-time high-frequency monitoring, is in a wearable device and is in a miniaturized design, the size standard is 25 x 20 x 7.5mm, a Bluetooth master control IC is preferably selected, Bluetooth transmission is realized, indexes are detected through an electrocardio chip, data are submitted up through Bluetooth communication, transverse wave and longitudinal wave filtering is carried out through a filter algorithm in the middle, an electrocardio waveform is formed, and the heart rate and RR interval are counted.
Preferably, the working principle of the invention is as follows: the second contact end is contacted with the skin (including left and right hands, left and right legs, chest and the like) on one side of the human body, then a monitoring APP (terminal) is started, after the APP displays that the connection is successful, the indicator lamp is on, then the skin (including left and right hands, left and right legs, chest and the like) on the other side of the human body touches the first touch end, the APP displays waveforms and related data, the electrocardio monitoring is started, and after a period of time (preferably 30 seconds), the monitoring is completed and a monitoring conclusion is output.
It should be noted that the technical features of the indicator light, the terminal, the screw and the like related to the present patent application should be regarded as the prior art, and the specific structure, the operation principle, the control mode and the spatial arrangement mode of the technical features may be conventional choices in the field, and should not be regarded as the invention point of the present patent, and the present patent is not further specifically described in detail.
It will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (8)
1. The monitoring method of the miniature wearable single-lead ECG (electrocardiogram) mobile electrocardiograph monitor is characterized by comprising the following steps of:
step S1: starting a detection program after a second contact end of the miniature wearable single-lead ECG mobile electrocardiograph is contacted so as to judge whether the miniature wearable single-lead ECG mobile electrocardiograph is in communication connection with the terminal within preset time, if the communication connection is successful, executing the step S2, otherwise, starting the detection program after the second contact end is contacted continuously;
step S2: after the communication with the terminal is successful, an indicator lamp of the miniature wearable single-lead ECG mobile electrocardioscanner is lightened to indicate that the electrocardio monitoring is ready to be executed, the first contact end of the miniature wearable single-lead ECG mobile electrocardiomonitor is contacted, then the real-time electrocardio waveform and related data are displayed on the terminal, the electrocardio monitoring is started, the electrocardio monitoring is completed after the preset time, and the monitoring data are output on the terminal.
2. The monitoring method of the miniature wearable single-lead ECG mobile electrocardiograph according to claim 1, wherein in step S2, before the miniature wearable single-lead ECG mobile electrocardiograph transmits the monitoring data to the terminal, the obtained monitoring data is processed by transverse wave filtering and longitudinal wave filtering.
3. A miniature wearable single-lead ECG ambulatory electrocardiograph for implementing the monitoring method of the miniature wearable single-lead ECG ambulatory electrocardiograph of any one of claims 1-2, comprising a housing, a first contact end, a second contact end and a circuit board, wherein:
the first contact end is positioned at one end of the shell and is fixedly connected with the shell;
the second contact end is positioned at one end of the shell far away from the first contact end and is fixedly connected with the shell;
the circuit board is arranged in the shell, and the first contact end and the second contact end are respectively electrically connected with the circuit board;
the circuit board comprises a master control circuit, an electrocardio monitoring circuit, a filter circuit and a power supply control circuit, wherein the electrocardio monitoring circuit, the filter circuit and the power supply control circuit are respectively and electrically connected with the master control circuit.
4. The miniature wearable single lead ECG mobile electrocardiograph according to claim 3, wherein the housing comprises a first component and a second component, the first component and the second component are fixedly connected, the first component and the second component surround to form a hollow cavity, the circuit board is arranged in the hollow cavity, wherein:
the first assembly is provided with a first groove part and a first connecting hole, the first contact end is placed in the first groove part, and the first contact end is electrically connected with the circuit board through the first connecting hole;
the second assembly is provided with a second connecting hole, and the second contact end is electrically connected with the circuit board through the second connecting hole;
the second assembly is provided with a third connecting hole and a fourth connecting hole, and the second assembly is fixedly connected with the first assembly through the third connecting hole and the fourth connecting hole.
5. The miniature wearable single-lead ECG mobile electrocardiograph according to claim 4, wherein the miniature wearable single-lead ECG mobile electrocardiograph is further provided with a connecting rod, one end of the connecting rod is connected with the second contact end, and the end of the connecting rod far away from the second contact end is connected with the circuit board;
the miniature wearable single-lead ECG mobile electrocardiograph monitor is further provided with an indicating lamp, and the indicating lamp is installed on the first component and electrically connected with the circuit board.
6. The miniature wearable single-lead ECG mobile electrocardiograph according to claim 5, wherein the main control circuit comprises a main control chip U6, wherein 7 pins of the main control chip U6 are electrically connected with a power supply terminal VDD through a resistor R9 and a diode D2 in sequence, and 9 pins of the main control chip U6 are electrically connected with the power supply terminal VDD through a resistor R2 and a diode D1 in sequence;
the filter circuit comprises a filter chip U2, a connection end J1 and a connection end J2, wherein the connection end J1 is electrically connected with 4 pins of the filter chip U2 through a resistor R3, and the connection end J2 is electrically connected with 3 pins of the filter chip U2 through a resistor R4.
7. The miniature wearable single-lead ECG mobile electrocardiograph according to claim 6, wherein the common terminal of the connection terminal J1 and the resistor R3 is grounded through a diode ZD1, and the terminal of the resistor R3 far away from the connection terminal J1 is grounded through a capacitor C3;
the common terminal of the connection terminal J2 and the resistor R4 is grounded through a diode ZD2, and the terminal of the resistor R4 far away from the connection terminal J2 is grounded through a capacitor C4;
the 9 pin of the filter chip U2 is grounded through a capacitor C7, and two ends of the capacitor C7 are connected with a capacitor C24 in parallel;
the 12 pins of the filter chip U2 are grounded through a capacitor C8, and two ends of the capacitor C8 are connected with a capacitor C11 in parallel;
the 23 pin of the filter chip U2 is grounded through a capacitor C9, and two ends of the capacitor C9 are connected with a capacitor C10 in parallel;
the pin 11 of the filter chip U2 is grounded through a capacitor C12, and the pin 27 of the filter chip U2 is grounded through a capacitor C13;
the 15 pins of the filter chip U2 are electrically connected with the 14 pins of the main control chip U6.
8. The miniature wearable single-lead ECG mobile electrocardiograph according to claim 7, wherein pin 1 of the main control chip U6 is grounded through a capacitor C19, pin 33 of the main control chip U6 is grounded through a capacitor C30, pin 46 of the main control chip U6 is grounded through a capacitor C18, and an inductor L1 and an inductor L4 are connected between pins 47 and 46 of the main control chip U6;
one path of the 24 pins of the main control chip U6 is connected with a power supply terminal VDD through a resistor R38, and the other path of the 24 pins of the main control chip U6 is grounded through a capacitor C20.
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| CN113413161A (en) * | 2021-06-21 | 2021-09-21 | 浙江好络维医疗技术有限公司 | In-ear type acquisition device for multiple physiological parameters |
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