CN113925516A

CN113925516A - Wearable 12-lead electrocardiograph device

Info

Publication number: CN113925516A
Application number: CN202111361650.5A
Authority: CN
Inventors: 郑建明; 李春花; 李保江; 贾冰川
Original assignee: Hebei Deep Intelligent Medical Technology Co ltd
Current assignee: Hebei Deep Intelligent Medical Technology Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-01-14

Abstract

The invention relates to a wearable 12-lead electrocardiograph device. Belongs to the technical field of electrocardiographs. Including electrocardio collection host, 4G data transfer module, high in the clouds server, the flexible 12 electrocardio consumptive material that leads, host computer, the electrocardio collection host includes electrocardio signal acquisition chip, main control chip, 9 axle attitude sensor, storage chip, collection end bluetooth chip, the flexible 12 electrocardio consumptive material that leads includes paster electrode, button cell, 4G data transfer module includes 4G communication module, well transfer end bluetooth chip, and the flexible 12 electrocardio consumptive material that leads is connected with the electrocardio collection host, and collection end bluetooth chip is connected with the communication of transfer end bluetooth chip, and 4G communication module is connected with the high in the clouds server, and the host computer also is connected with the high in the clouds server. The invention designs a brand new technical scheme, integrates the functions of 12-lead electrocardio acquisition, wireless transmission, 72-hour long-range monitoring and the like into a micro host, and realizes innovative intelligent electrocardio monitoring equipment.

Description

Wearable 12-lead electrocardiograph device

Technical Field

The invention relates to the technical field of electrocardiographs, in particular to a wearable 12-lead electrocardiograph device.

Background

The traditional dynamic electrocardiograph recorder comprises a shell, a single chip microcomputer, an electrode wire, a signal processing module, a storage module and a power supply module. The single chip microcomputer, the signal processing module, the storage module and the power supply module are arranged in the shell, one end of the electrode wire is connected with the signal processing module through an interface of the shell, and the other end of the electrode wire is connected with a human body through an electrode patch. The working mode is that the main machine of the electrocardiograph is connected with the PC upper computer through a data line, the information of a user is input through software, then the electrode patch is fixed at the designated position of a human body, the main machine of the electrocardiograph is connected with the electrode lead to start electrocardiographic monitoring, the main machine is taken down after the monitoring is finished, and the main machine is connected with the PC upper computer through the data line again to read the electrocardiographic data.

Some novel single-lead electrocardio monitoring devices, such as an electrocardio patch, an electrocardio watch and a handheld electrocardio monitor, have appeared in the market at present, and have the characteristics of small size and convenient use, but the devices have some defects, so that the practicability is insufficient. Such as: (1) the electrocardiogram can not be transmitted and checked in real time due to the lack of a wireless transmission function; (2) some devices can only perform temporary measurement, even if the measurement can be continuously performed, the monitoring time is only 24 hours at most, long-range monitoring cannot be realized, and transient arrhythmia is difficult to capture; (3) the single lead system is only suitable for monitoring arrhythmia, and arrhythmia and ST segment abnormality of coronary heart disease are difficult to detect. Therefore, the above new electrocardiograph devices still have difficulty in meeting the requirements of people on electrocardiograph monitoring and chronic disease diagnosis.

Disclosure of Invention

The invention aims to provide a wearable 12-lead electrocardiograph device.

The technical scheme of the invention comprises the following steps:

the utility model provides a 12 electrocardio appearance devices that lead of wearing formula, includes electrocardio collection host, 4G data transfer module, high in the clouds server, the flexible 12 electrocardio consumptive material that leads, host computer, the electrocardio collection host includes electrocardio signal acquisition chip, main control chip, 9 axle attitude sensor, storage chip, collection end bluetooth chip, the flexible 12 electrocardio consumptive material that leads includes paster electrode, button cell, 4G data transfer module includes 4G communication module, transfer end bluetooth chip, and the flexible 12 electrocardio consumptive material that leads is connected with the electrocardio collection host, and collection end bluetooth chip is connected with transfer end bluetooth chip communication, and 4G communication module is connected with the high in the clouds server, and the host computer also is connected with the high in the clouds server.

Further, the patch electrode is a 10-contact patch electrode.

Furthermore, a disposable button battery is arranged in the electrocardio acquisition host, and a rechargeable lithium battery is arranged in the 4G data terminal.

Further, the acquisition end bluetooth chip and the terminal bluetooth chip are both nRF 52832.

Further, the electrocardiosignal acquisition chip is an ADS 1298.

Further, the 4G communication module is EC 200S.

Further, the memory chip is SD-Nand.

The technical points of the invention are as follows:

the electrocardio acquisition host is miniature and is connected with a human body through the flexible patch electrode, so that discomfort brought to a patient is less influenced.

The electrocardio acquisition host adopts 12 leads, supports 24-72 hours long-range monitoring, adopts disposable button battery power supply, and can be repeatedly used and avoid the trouble caused by charging.

The Bluetooth and 4G technologies are used for uploading the electrocardiogram data to the cloud in real time, a doctor can call the data at any time to analyze and generate a diagnosis report, and meanwhile, the fact that the user makes multiple trips to a hospital is also omitted.

The use of the 9-axis attitude sensor enables the recognition of the activity state of the user, which helps to recognize the artifact waveform that occurs when the user is in high-intensity exercise.

The technical effects of the invention comprise:

the size of the electrocardio acquisition host is reduced to 3cm by 0.6cm by applying a high-integration chip technology, and all electrode patches are connected through the flexible circuit board, so that the portability and the comfort level are greatly improved, and the user experience is remarkably improved.

Through BLE bluetooth and LTE module, realized that electrocardio data uploads to the high in the clouds in real time, the user can use smart mobile phone to connect the electrocardio acquisition host computer and look over electrocardio real-time data and have or not abnormal conditions, and the doctor can look over electrocardio data at the hospital simultaneously, generates analysis report in step. The user can obtain the diagnosis result without going to and from the hospital, so that the convenience is improved, and the medical efficiency is improved.

By integrating the 9-axis attitude sensor, the motion state of the user is identified, the electrocardio data and the motion information are synchronously recorded, a doctor is helped to analyze whether the electrocardio data of the user in different motion states are abnormal, the identification of the artifact waveform of the user in high-intensity motion is facilitated, and the accuracy of clinical analysis is improved.

Drawings

FIG. 1 is an overall block diagram of the wearable 12-lead electrocardiograph device of the present invention;

FIG. 2 is a schematic view of an appearance of the electrocardiograph acquisition host;

FIG. 3 is a schematic diagram of a flexible 12-lead ECG consumable;

fig. 4 is an appearance schematic diagram of the 4G data relay module.

The reference numbers are as follows:

1. status indicator lamp

2. Mechanical press key

3. Electrocardio pastes connection socket

4. Type-C data interface

5. Disposable button cell

6. Electrocardio patch signal output plug

7. Status indicator lamp

8. Mechanical press key

9. Type-C interface that charges

Detailed Description

The principle of the device is as shown in figure 1, firstly, a patch electrode is fixed at a designated part of a body and is connected to an electrocardiosignal acquisition chip ADS1298 on an electrocardiosignal acquisition host through a flexible circuit board, electrocardiosignals of the human body are amplified, filtered and quantized and coded through the ADS1298 and then converted into digital signals to be transmitted to a main control chip MCU, the MCU compresses the electrocardio data and motion information of a 9-axis attitude sensor (the 9-axis attitude sensor comprises a 3-axis accelerometer, a 3-axis gyroscope and a 3-axis magnetometer inside, and the data of the sensors can identify basic activity states of a user such as lying, standing, walking and running after being calculated through a fusion algorithm) through a rapid electrocardio real-time compression algorithm and then stores the compressed data and the motion information into a storage chip, and simultaneously transmits a compressed data packet to a 4G data transfer module through a Bluetooth chip nRF52832, and the 4G data transfer module is responsible for synchronously uploading the electrocardio data to a cloud server, the upper computer of the hospital can analyze and diagnose the electrocardiogram data of the user by accessing the cloud data. Meanwhile, the user can check the real-time electrocardio data by connecting the smart phone with the electrocardio acquisition host through the Bluetooth.

The device is divided into six parts, namely an electrocardio acquisition host module, a flexible 12-lead electrocardio consumable, a 4G data transfer module, mobile phone end software, cloud database service and hospital upper computer software.

Fig. 2 is an appearance schematic diagram of the main electrocardiograph collecting machine, the main electrocardiograph collecting machine is made of medical grade PVC plastic, has chemical corrosion resistance, strong resistance to oxidant, reducing agent and strong acid, wear resistance, easy production and safe use. An 8-channel electrocardiosignal acquisition chip ADS1298, a master control MCU, a 9-axis attitude sensor, an SD-Nand memory chip, a BLE Bluetooth chip nRF52832 and a DC-DC voltage conversion chip are integrated in the host. Wherein state indicator lamp 1 is used for instructing host computer operating condition, and mechanical button 2 is used for starting bluetooth broadcast mode, and the electrocardio pastes the elasticity contact pin of connecting socket 3 and is used for connecting electrocardio and pastes signal output plug 6, but the brass material has elasticity, and Type-C interface 4 is used for deriving the electrocardio data.

Fig. 3 is a schematic diagram of a flexible 12-lead electrocardiogram consumable, which comprises a high-capacity disposable button cell for providing power supply for an electrocardiogram acquisition host and a flexible lead for connecting each electrode, wherein the electrodes A-J are fixed at the designated positions of a human body by skin-friendly 3M glue, the high-capacity disposable button cell 5 is connected with the electrodes and the button cell by the flexible lead through a metal contact on an electrocardiogram patch signal output plug 6 and a contact pin of an electrocardiogram patch connection socket 3, and the purposes of power supply and signal transmission are achieved.

Fig. 4 is an appearance schematic diagram of the 4G data transfer module, which contains a BLE bluetooth chip nRF52832, a 4G communication module EC200S and a rechargeable lithium battery inside, an indicator light 7 is used for indicating the working state of the module, a mechanical key 8 is used for turning on and off the module and starting a bluetooth scanning mode, and a Type-C interface 9 is used for charging the module.

The user can check the real-time electrocardio data and the historical data through mobile phone software, analyze the electrocardio data and display the analysis result, and can check the diagnosis report generated by the hospital.

The hospital upper computer can analyze the electrocardiogram data of the patient in different time spans by accessing the electrocardiogram data of the cloud server, and if the patient feels uncomfortable during the electrocardiogram monitoring period, the doctor can acquire the electrocardiogram data at the first time, and the disease condition can be analyzed and diagnosed in a targeted manner.

Compared with the existing electrocardiograph recorder, the device of the invention has the following characteristics:

1. the traditional dynamic electrocardiograph (Holter) is large in size, a host usually needs to be hung on the waist or the neck, a plurality of wires are connected with an electrode patch and fixed on a human body, wearing is very complicated, and the wires are in contact with the skin to bring discomfort to a user. Thus, not only the daily activities of the user are influenced, but also the user experience is reduced. The invention reduces the electrocardio acquisition host to 3cm x 0.6cm by applying the high-integration chip technology, and connects all the electrode patches through the flexible circuit board, thereby greatly improving the portability and the comfort level and obviously improving the user experience.

2. The traditional Holter generally adopts 3 leads, while some novel electrocardiograph recorders (such as electrocardiograph patches) generally adopt single leads, and the detection rate of arrhythmia, coronary heart disease ST segment abnormity and other symptoms is low by adopting the single leads or the 3 leads, so that the requirements of clinical diagnosis cannot be met.

3. According to the invention, the real-time uploading of the electrocardio data to the cloud is realized through the BLE Bluetooth and the LTE module, the user can use the smart phone to connect the electrocardio acquisition host to check the electrocardio real-time data and the abnormal condition, and meanwhile, the doctor can check the electrocardio real-time data in the hospital and synchronously generate an analysis report. The user can obtain the diagnosis result without going to and from the hospital, so that the convenience is improved, and the medical efficiency is improved.

4. According to the invention, through integrating the attitude sensor, the motion state of the user is identified, the electrocardio data and the motion information are synchronously recorded, so that a doctor is helped to analyze whether the electrocardio data of the user in different motion states is abnormal, the artifact waveform of the user in high-intensity motion is favorably identified, and the accuracy of clinical analysis is improved.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.

Claims

1. The utility model provides a 12 electrocardio appearance devices that lead of wearing formula, gathers host computer, 4G data transfer module, high in the clouds server, the flexible 12 electrocardio consumptive material, host computer that leads, its characterized in that, the electrocardio is gathered the host computer and is included electrocardio signal acquisition chip, main control chip, 9 axle attitude sensor, storage chip, collection end bluetooth chip, the flexible 12 electrocardio consumptive material that leads includes paster electrode, button cell, 4G data transfer module includes 4G communication module, well transfer end bluetooth chip, and the electrocardio consumptive material that leads is connected with the electrocardio acquisition host computer, and collection end bluetooth chip is connected with well transfer end bluetooth chip communication, and 4G communication module is connected with the high in the clouds server, and the host computer also is connected with the high in the clouds server.

2. The wearable 12-lead electrocardiograph device according to claim 1 wherein said patch electrode is a 10-contact patch electrode.

3. The wearable 12-lead electrocardiograph device according to claim 1, wherein a disposable button battery is arranged in the electrocardiograph acquisition host, and a rechargeable lithium battery is arranged in the 4G data terminal.

4. The wearable 12-lead electrocardiograph device according to claim 1 wherein the acquisition-side bluetooth chip and the transit-side bluetooth chip are both nRF 52832.

5. The wearable 12-lead electrocardiograph device according to claim 1 wherein the electrocardiograph signal acquisition chip is ADS 1298.

6. The wearable 12-lead electrocardiograph device according to claim 1 wherein the 4G communications module is EC 200S.

7. The wearable 12-lead electrocardiograph device according to claim 1 wherein the memory chip is SD-Nand.