CN213606426U - Dynamic anti-interference portable automatic electrocardiogram analyzer - Google Patents
Dynamic anti-interference portable automatic electrocardiogram analyzer Download PDFInfo
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- CN213606426U CN213606426U CN202022543789.9U CN202022543789U CN213606426U CN 213606426 U CN213606426 U CN 213606426U CN 202022543789 U CN202022543789 U CN 202022543789U CN 213606426 U CN213606426 U CN 213606426U
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Abstract
The utility model relates to a dynamic anti-interference portable electrocardio automatic analyzer, including electrocardiosignal acquisition module, controller and power module, the controller includes: the alarm device comprises a processor, a display, a communication unit, a memory and an alarm; the processor calculates the heart rate according to the electrocardiosignals; the display displays the electrocardiosignals, the electrocardio waveforms and the heart rate in real time; the communication unit transmits the electrocardiosignals and the heart rate to external equipment; the memory stores the electrocardiosignals and the heart rate; the alarm gives an alarm according to the heart rate value. Compared with the prior art, the utility model discloses gather electrocardiosignal in real time, show the electrocardio wave form, the user can directly see electrocardio data and analysis result, and it is more convenient to use, and the alarm is reported to the police according to the safe threshold value that presets, and the real-time is stronger, has improved the security, and monitoring data can save and transmit to external equipment through communication unit, has reduced the possibility of data loss, and the reliability is higher.
Description
Technical Field
The utility model belongs to the technical field of medical instrument and specifically relates to a portable electrocardio automatic analyzer of developments anti-interference is related to.
Background
Cardiovascular diseases are the first killer to endanger the life safety of Chinese people, especially for middle-aged and elderly people over 50 years old, the incidence of cardiovascular diseases is gradually increased along with the improvement of life quality and the acceleration of life rhythm, and the cardiovascular diseases become a great threat to human health.
In the prior art, the monitoring of electrocardio generally comprises the following steps: conventional electrocardiographic monitoring, 24-hour electrocardiographic monitoring and networked dynamic electrocardiographic monitoring. The conventional electrocardiographic monitoring is often used for monitoring patients with cardiovascular diseases, myocardial infarction and the like, in a static state, a human body lies down and lies on the back, and the electrocardiographic monitor records electrocardiographic activity for dozens of seconds, but the electrocardiographic monitor is huge in size and cannot monitor the electrocardiographic activity of the human body on the spot in real time. The 24-hour ECG monitor is used for monitoring, the 24-hour ECG monitor can completely record 24-hour ECG activities including electrocardiograms under different conditions of rest, movement, dining, work, learning, sleeping and the like, and can find the arrhythmia and the cardiac ischemia which are difficult to find by the conventional ECG, but the instrument is expensive and is inconvenient to carry. The networked dynamic electrocardiographic monitoring realizes the household long-term nursing of chronic heart diseases, is more beneficial to the recovery of patients compared with long-term hospitalization, and can relieve the pressure of bed tension and space resource shortage of hospitals in China.
In addition, the mature electrocardiograph monitors in the market are large in size, high in power consumption and high in price, and need to be operated by professionals, so that the mature electrocardiograph monitors are difficult to popularize. Chinese patent 201610364287.5 discloses a portable low-power-consumption electrocardiographic monitoring system, which adopts low-power-consumption design and is small in size, however, the device transmits electrocardiographic signals to a smart phone or a server, the electrocardiographic signals are analyzed and processed at the server, the user can not know own monitoring data after leaving the smart phone, the use is very inconvenient, the consumed time for receiving the electrocardiographic signals and analyzing the abnormal data is long, operations such as alarming after discovering that the monitoring data is abnormal are performed, the real-time performance is poor, once the bluetooth transmission process makes mistakes or the data of the smart phone is lost, the monitoring data can not be obtained again, and the reliability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dynamic anti-interference portable electrocardio automatic analyzer in order to overcome the defect that above-mentioned prior art exists, gather electrocardiosignal in real time, direct display electrocardio waveform on portable electrocardio automatic analyzer, the user can directly see electrocardio data and analysis result, it is more convenient to use, the alarm is reported to the police according to the safe threshold value that presets, the real-time is stronger, user's security has been improved, monitoring data can be saved at the memory and transmit to external equipment through communication unit, the possibility of data loss has been reduced, the reliability is higher.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides a developments anti-interference portable electrocardio automatic analyzer, includes electrocardiosignal acquisition module, controller and power module, electrocardiosignal acquisition module is used for gathering original signal and right original signal carries out the preliminary treatment and obtains electrocardiosignal, power module is used for providing working power for portable electrocardio automatic analyzer, the controller is connected with electrocardiosignal acquisition module and power module, the controller includes: the alarm device comprises a processor, a display, a communication unit, a memory and an alarm;
the processor is used for calculating a heart rate value according to the electrocardiosignals;
the display is connected with the processor and is used for displaying the electrocardiosignals and the electrocardio waveforms and the heart rate values corresponding to the electrocardiosignals in real time;
the communication unit is connected with the processor and is used for transmitting the electrocardiosignals and the heart rate value to external equipment;
the memory is connected with the processor and is used for storing the electrocardiosignals and the heart rate value;
the alarm is connected with the processor and used for giving an alarm according to the heart rate value.
Furthermore, portable electrocardio automatic analyzer still includes voice module, voice module is connected with the controller for gather speech signal and convert speech signal into control command and transmit to the controller, voice module includes pronunciation acquisition unit and speech recognition unit.
Furthermore, the portable automatic electrocardio analyzer further comprises a positioning module, and the positioning module is connected with the controller and is used for collecting the position of the portable automatic electrocardio analyzer.
Furthermore, the positioning module is a GPS positioner and a Beidou positioner.
Furthermore, the electrocardiosignal acquisition module comprises an electrocardio collector, a first electrode, a second electrode, a third electrode and a preprocessing circuit, wherein the first electrode, the second electrode and the third electrode are connected with the input end of the electrocardio collector, the preprocessing circuit is connected with the output end of the electrocardio collector, and the electrocardiosignal acquisition module comprises a front-end instrument amplification circuit, a right leg driving circuit, a second-order low-pass filter circuit, a band-stop filter amplifier, a first-order high-pass filter and a reverse adder.
Further, the preprocessing circuit adopts an STM8S103F3P6 chip.
Further, the display is an OLED display.
Further, the communication unit comprises a serial port-to-WiFi communication circuit.
Further, the communication unit comprises a serial port-to-USB communication circuit.
Furthermore, the alarm comprises a voice alarm and an LED alarm lamp.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the electrocardio signal is collected in real time, the electrocardio waveform is directly displayed on the portable automatic electrocardio analyzer, a user can directly see electrocardio data and an analysis result, the use is more convenient, the alarm gives an alarm according to a preset safety threshold value, the real-time performance is higher, the safety of the user is improved, the monitoring data can be stored in the memory and transmitted to external equipment through the communication unit, the possibility of data loss is reduced, and the reliability is higher.
(2) Through the voice module, a user can control the portable automatic electrocardio analyzer more conveniently, the automation level is high, and the interactivity is better.
(3) The position can be positioned through the positioning module, a user can be found quickly in an emergency state, and the loss rate of the portable automatic electrocardio analyzer is reduced.
(4) After the first electrode, the second electrode and the third electrode collect electrocardiosignals of a user, the first electrode, the second electrode and the third electrode perform operations such as filtering and amplifying through the preprocessing circuit, and then the electrocardiosignals are input into the controller to perform data analysis, display and the like, so that the reliability is higher, and the electrocardio monitoring data of the user can be displayed more accurately.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a portable automatic electrocardiograph according to an embodiment;
reference numerals: 1. the electrocardiosignal acquisition device comprises an electrocardiosignal acquisition module, 2, a controller, 21, a processor, 22, a display, 23, a communication unit, 24, a memory, 25, an alarm, 3, a power module, 4, a voice module, 5 and a positioning module.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1:
the utility model provides a dynamic anti-interference portable electrocardio automatic analyzer, overall structure is shown as figure 1, includes electrocardiosignal acquisition module 1, controller 2, power module 3, voice module 4 and orientation module 5, and controller 2 is connected with electrocardiosignal acquisition module 1 and power module 3, and controller 2 includes processor 21, display 22, communication unit 23, memory 24 and alarm 25.
In this embodiment, an outline of the portable automatic electrocardiograph is shown in fig. 2.
The electrocardiosignal acquisition module 1 is used for acquiring an original signal and preprocessing the original signal to obtain an electrocardiosignal, and particularly, the electrocardiosignal acquisition module 1 comprises an electrocardio collector, a first electrode, a second electrode, a third electrode and a preprocessing circuit, wherein the first electrode, the second electrode and the third electrode are connected with the input end of the electrocardio collector, the preprocessing circuit is connected with the output end of the electrocardio collector, and the electrocardiosignal acquisition module comprises a front-end instrument amplification circuit, a right leg driving circuit, a second-order low-pass filter circuit, a band-stop filter amplifier, a first-order high-pass filter and a reverse adder.
In actual use, the first electrode, the second electrode and the third electrode are patch electrocardio-electrodes which are respectively connected with the right hand, the left hand and the right leg of a user and then connected to the input end of a 3.5mm audio interface of the electrocardio-collector through leads. The gain of the front-end instrument circuit is a second-order low-pass filter circuit with 7 and 108Hz, the amplification factor is a band elimination filter amplifier with 2 and 50Hz, a first-order high-pass filter with 0.1Hz, the reverse adder amplifies the signal by 5 times, and the right leg driving circuit is essentially a negative feedback to remove the common-mode signal input into the amplifier. In this embodiment, the preprocessing circuit uses an STM8S103F3P6 chip, and pin PD2_ AIN3 of the preprocessing circuit is connected to the output terminal of the ecg signal acquisition module 1.
The controller 2 includes: processor 21, display 22, communication unit 23, memory 24 and alarm 25.
The processor 21 is configured to calculate a heart rate value according to the cardiac electrical signal. In this embodiment, the processor 21 is an ARM chip.
In this embodiment, when calculating the heart rate, the electrocardiosignal is first subjected to smoothing filtering, then the smoothing filtering result is subjected to difference operation, and the R wave is detected according to a preset threshold value to calculate the heart rate.
In other embodiments, other methods may also be used to calculate the heart rate, for example, a section of the electrocardiographic signal is selected, the direct current component of the section of the electrocardiographic signal is removed after filtering, the maximum signal amplitude in the section of the electrocardiographic signal is recorded, the maximum signal amplitude is multiplied by a proportional coefficient (0.3-0.5) to obtain a binarization threshold, if the signal in the signal section is greater than the binarization threshold, the value is recorded as 1, otherwise, the value is recorded as 0, and the number of heart beats is calculated according to the number of rising edges, so as to obtain the heart rate.
And whether the arrhythmia and other problems occur can also be judged through a preset heart rate threshold value.
In another embodiment, the processor 21 may directly calculate the amplitude-frequency response, approximate entropy, and the like of the cardiac electrical signal to determine whether or not cardiac fibrillation occurs.
The display 22 is connected with the processor 21 and is used for displaying the electrocardiosignals and the electrocardio waveforms and the heart rate corresponding to the electrocardiosignals in real time; in this embodiment, the display 22 is an OLED display, the electrocardiographic signals are transmitted to the controller 2, and after being processed by the processor 21, the processed electrocardiographic signals are displayed in a waveform on a display screen of the OLED display, and the heart rate value, time, other related electrocardiographic parameters, and the like transmitted by the processor 21 are also displayed on the display screen.
The communication unit 23 is connected with the processor 21 and is used for transmitting the electrocardiosignals, the heart rate, the electrocardio parameters and the like to external equipment; in this embodiment, the communication unit 23 includes a serial port to WiFi communication circuit and a serial port to USB communication circuit. The serial-to-USB circuit can adopt a CH340T chip. The TCP/IP protocol stack and the IEE802.11 protocol stack which are arranged in the serial port-to-WiFi communication circuit can complete the conversion from a user serial port to a wireless network, and serial port data can be transmitted in a wireless mode through serial port-to-WiFi data transmission based on LABVIEW.
The monitoring data is transmitted to external equipment such as a mobile phone and a computer by a serial port-to-WiFi communication circuit through a wireless network, or the monitoring data is transmitted to the mobile phone by a serial port-to-USB communication circuit through a data transmission line, and the portable automatic electrocardio analyzer and the external equipment such as the mobile phone can also process electrocardio signals in real time on the mobile phone, calculate heart rate and the like. Meanwhile, data stored in the memory 24 can be imported into external equipment through a serial port-to-WiFi communication circuit or a serial port-to-USB communication circuit, so that the medical personnel can conveniently analyze the data.
The memory 24 is connected with the processor 21 and is used for storing the electrocardiosignals and the heart rate; in the present embodiment, an SD card is used as the memory 24. In other embodiments, a Flash memory or the like may be used.
The alarm 25 is connected with the processor 21 and is used for alarming according to the electrocardiosignals and the heart rate, the processor 21 judges the heart rate value, if the heart rate value exceeds a preset safety threshold value, a pulse signal is sent to the alarm 25, and meanwhile, the communication unit 23 transmits alarm information to external equipment. The alarm 25 comprises a voice alarm and an LED alarm lamp, wherein the voice alarm can use a buzzer, and can attract the attention of a user through sound alarm and light ray flickering. And when the electrocardiogram data is higher or lower than a preset safety threshold value, alarming, and if the calculated heart rate exceeds the preset safety threshold value, alarming. In other embodiments, if the calculated result of the electrocardiosignal indicates that problems such as cardiac fibrillation and arrhythmia occur, the alarm 25 also gives an alarm. The safety threshold is set according to the physical condition of the user, the advice of medical staff, and the like.
Voice module 4 is connected with controller 2 for gather speech signal and convert speech signal into control command and transmit to controller 2, voice module 4 includes pronunciation acquisition element and speech recognition unit, and the user can directly control portable electrocardio automatic analyzer through voice module 4, and it is more convenient to use, and the interactivity is better. An LD3320 chip can be adopted, keywords are preset in the chip, an ARS voice recognition technology is used for analyzing an input voice signal, characteristic parameters are recognized, and then the characteristic parameters are compared with the keywords.
The positioning module 5 is connected with the controller 2 and used for collecting the position of the portable automatic electrocardiogram analyzer and can be a GPS (global positioning system) positioner and a Beidou positioner. When the monitoring data of the user is abnormal, the alarm 25 gives an alarm, medical staff or family members and the like can position the position of the user through the positioning module 5, and in addition, the loss rate of the portable automatic electrocardio analyzer is also reduced through the positioning module 5.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a developments anti-interference portable electrocardio automatic analyzer, includes electrocardiosignal acquisition module (1), controller (2) and power module (3), electrocardiosignal acquisition module (1) is used for gathering original signal and right original signal carries out the preliminary treatment and obtains electrocardiosignal, power module (3) are used for providing working power supply for portable electrocardio automatic analyzer, controller (2) are connected with electrocardiosignal acquisition module (1) and power module (3), its characterized in that, controller (2) include: a processor (21), a display (22), a communication unit (23), a memory (24) and an alarm (25);
the processor (21) is used for calculating a heart rate value according to the electrocardiosignals;
the display (22) is connected with the processor (21) and is used for displaying the electrocardiosignals and the electrocardio waveforms and the heart rate values corresponding to the electrocardiosignals in real time;
the communication unit (23) is connected with the processor (21) and is used for transmitting the electrocardiosignals and the heart rate value to external equipment;
the memory (24) is connected with the processor (21) and is used for storing the electrocardiosignals and the heart rate value;
the alarm (25) is connected with the processor (21) and is used for alarming according to the heart rate value.
2. The portable automatic dynamic antijamming ECG analyzer according to claim 1, further comprising a voice module (4), wherein the voice module (4) is connected to the controller (2) for acquiring a voice signal and converting the voice signal into a control command to be transmitted to the controller (2), and the voice module (4) comprises a voice acquisition unit and a voice recognition unit.
3. The portable automatic dynamic antijamming ECG analyzer according to claim 1, further comprising a positioning module (5), wherein the positioning module (5) is connected to the controller (2) for acquiring the position of the portable automatic ECG analyzer.
4. The portable electrocardio-automatic analyzer with dynamic anti-interference function according to claim 3, wherein the positioning module (5) is a GPS positioner and a Beidou positioner.
5. The automatic dynamic anti-interference portable electrocardiogram analyzer according to claim 1, wherein the electrocardiogram signal acquisition module (1) comprises an electrocardiogram collector, a first electrode, a second electrode, a third electrode and a preprocessing circuit, wherein the first electrode, the second electrode and the third electrode are connected with the input end of the electrocardiogram collector, and the preprocessing circuit is connected with the output end of the electrocardiogram collector and comprises a front-end instrument amplification circuit, a right leg driving circuit, a second-order low-pass filter circuit, a band-stop filter amplifier, a first-order high-pass filter and a reverse adder.
6. The portable electrocardio automatic analyzer of claim 5, wherein the preprocessing circuit uses STM8S103F3P6 chip.
7. The portable electrocardio-analyzer with dynamic interference rejection of claim 1, wherein the display (22) is an OLED display.
8. The portable electrocardio automatic analyzer with dynamic interference resistance according to claim 1, wherein the communication unit (23) comprises a serial port to WiFi communication circuit.
9. The portable electrocardio automatic analyzer with dynamic interference resistance according to claim 1, wherein the communication unit (23) comprises a serial-to-USB communication circuit.
10. The portable electrocardio automatic analyzer with dynamic interference resistance according to claim 1, wherein the alarm (25) comprises a voice alarm and an LED alarm lamp.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022543789.9U CN213606426U (en) | 2020-11-06 | 2020-11-06 | Dynamic anti-interference portable automatic electrocardiogram analyzer |
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| CN202022543789.9U CN213606426U (en) | 2020-11-06 | 2020-11-06 | Dynamic anti-interference portable automatic electrocardiogram analyzer |
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