CN211022740U - Wireless heart sound signal acquisition device - Google Patents
Wireless heart sound signal acquisition device Download PDFInfo
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- CN211022740U CN211022740U CN201921929240.4U CN201921929240U CN211022740U CN 211022740 U CN211022740 U CN 211022740U CN 201921929240 U CN201921929240 U CN 201921929240U CN 211022740 U CN211022740 U CN 211022740U
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Abstract
The utility model belongs to the technical field of medical treatment detects. The wireless collection system of heart sound signal comprises heart sound sensor 1, the casing 9 and the intelligent Mobile terminal that are equipped with collection analytic system, collection analytic system constitute by AD7606 module 2, STM32 module 3, bluetooth JDY-31 module 4 and battery 7, AD7606 module 2's input is connected with heart sound sensor 1's output, AD7606 module's output passes through SPI serial communication interface and is connected with the input I/O of STM32 module, the output I/O mouth of STM32 module and the input port of bluetooth JDY-31 module 4 are connected, bluetooth JDY-31 module 4 will be through the wireless transmission to intelligent Mobile terminal of the signal that STM32 module 3 handled; the power supply terminals of the AD7606 module 2, the STM32 module 3, and the bluetooth JDY-31 module 4 are connected to the battery 7. The device is suitable for popularization and use in regions with low doctor levels, such as rural hospitals and rural health hospitals.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment detects, a heart sound signal wireless acquisition device with internet + AI technique is related to.
Background
At present, laboratory instruments for examining congenital heart diseases and other heart diseases are generally known, and diagnosis is performed by probing the heart, great blood vessels, and the like by using ultrasonic echoes of an echocardiograph so as to acquire information about the heart. This method is highly accurate, but it is expensive, bulky, requires high cost for each diagnosis, and is difficult to popularize in hospitals below the township level.
Chinese patent application No. 201120467794.4 discloses a heart sensing intelligent Internet of things monitoring system, which solves the technical problem of poor practicability of the existing heart monitoring device. The system comprises a server and a mobile monitoring device; the server is accessed to the Internet; the mobile monitoring device comprises a singlechip, a GPS positioning module, a wireless communication module and a heart sound collector for monitoring heart sound signals of a human body; the single chip microcomputer is provided with a signal acquisition port, a data interface, a communication interface, an audio signal interface and a video signal interface, the signal acquisition port is connected with the heart sound acquisition device, the data interface is connected with the GPS positioning module, the communication interface is connected with the internet through the wireless communication module, the audio signal interface is connected with the buzzer, and the video signal interface is connected with the display screen. The system provided by the utility model is suitable for the guardianship of heart disease patient to the auxiliary diagnosis who is not suitable for the doctor first diagnosis.
Chinese patent application No. 201120458450.7 discloses a "portable heart function detection device", including heart rate detector, wrist strap and heart rate detector are connected, still include alarm device and sensor, and alarm device and sensor are connected, set up the early warning module whether to alarm device send instruction in the sensor, can in time feed back to carrier or other people according to heart operating condition, make the carrier can in time control the mood, can inform other people constantly at the crisis. The utility model is suitable for a heart disease patient's early warning, be not suitable for clinician's use.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a wireless heart sound signal acquisition device which is small in size, convenient to carry and use, suitable for clinicians to use and capable of wirelessly transmitting congenital heart disease and other heart diseases.
The wireless collection system of heart sound signal comprises heart sound sensor, the casing and the intelligent Mobile terminal that are equipped with collection analytic system, collection analytic system constitute by AD7606 module, STM32 module, bluetooth JDY-31 module and battery, the input of AD7606 module is connected with the output of heart sound sensor, the output of AD7606 module passes through SPI serial communication interface and is connected with the input I/O of STM32 module, the output I/O mouth of STM32 module is connected with the input port of bluetooth JDY-31 module, bluetooth JDY-31 module will be through the wireless transmission to intelligent Mobile terminal of the signal that STM32 module was handled; the power supply ends of the AD7606 module, the STM32 module and the Bluetooth JDY-31 module are connected to the battery.
And indicator lamps are arranged on the outer surface of the shell and are respectively connected to the other two output I/O ports of the STM32 module.
The outer surface of the shell is provided with a switch, and the switch is connected with the battery.
The heart sound sensor, the AD7606 module, the STM32 module, the Bluetooth JDY-31 module and the intelligent mobile terminal are in the prior art. The modules are conventional circuits in the art and are commercially available.
Wireless collection system of heart sound signal based on microcontroller STM32 module, be the first diagnosis equipment of congenital heart disease and other heart diseases, convert the mechanical ripples that human heart beats into analog signal of telecommunication through the heart sound sensor, convert analog heart sound signal into digital signal through AD7606 module to STM32 module is transmitted to through the SPI interface. The STM32 module wirelessly sends the heart sound signal to the intelligent mobile terminal through the Bluetooth, and at the intelligent mobile terminal (smart phone, PAD, tablet personal computer, etc.), the digital signal processing technology is adopted to process and analyze the heart sound signal, and finally the diagnosis result is displayed on the screen of the intelligent mobile terminal. The intelligent mobile terminal can also send the heart sound signals to the cloud end through the internet for remote analysis and processing, receive the analysis result of the cloud end and display the analysis result at the intelligent mobile terminal.
The utility model overcomes the laboratory diagnostic instrument of current congenital heart disease and other heart diseases is with high costs, bulky, use inconvenient, inconvenient shortcoming such as be used for the first visit, not only convenient to carry, simple to use, and its cost is less than "echocardiography appearance" far away moreover, is fit for using widely in medical institution especially in areas that doctor's level is not high such as rural hospitals, rural health institute.
The utility model discloses only need increase simple peripheral hardware and corresponding analysis software alright for current intelligent Mobile terminal in order to realize the diagnostic equipment of a portable, low-cost congenital heart disease and other heart diseases for the clinical first diagnosis of congenital heart disease and other heart diseases.
Drawings
Fig. 1 is a block diagram of the system structure of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a view showing the inside structure of the housing of the present invention.
In the figure: 1-heart sound sensor, 2-AD7606 module, 3-STM32 module, 4-bluetooth JDY-31 module, 5-pilot lamp, 6-pilot lamp, 7-battery, 8-switch, 9-casing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): as shown in the figure, the present embodiment is composed of the following parts: heart sound sensor 1, AD7606 module 2, STM32 module 3, pilot lamp 5, 6 and switch 8, bluetooth JDY-31 module 4, battery 7, casing 9 and intelligent mobile terminal.
The wireless heart sound signal acquisition device of the embodiment is composed of a heart sound sensor 1 and an acquisition and analysis system arranged in a shell 9. The heart sound sensor 1 adopts a American Thinklabs ONE heart sound sensor, and the heart sound sensor 1 is provided with a rechargeable battery; the acquisition and analysis system consists of an AD7606 module 2 with the resolution of 16 bits, a microcontroller STM32 module 3 and a Bluetooth JDY-31 module 4. The output end of the heart sound sensor 1 is connected with the input end of the AD7606 module. The STM32 module has a plurality of I/O mouths, and the output of AD7606 module is connected through serial communication interface SPI and the input I/O mouth of STM32 module, and the output I/O mouth of STM32 module is connected with the input port of bluetooth JDY-31 module, and the STM32 module is connected pilot lamp 5, 6 respectively through other two I/O mouths, is used for display system power and system operating condition respectively. The indicator lamps 5 and 6 are fixed on the surface of the shell 9 respectively. The power supply ends of the AD7606 module, the STM32 module and the Bluetooth JDY-31 module are connected to the battery 7, and the battery 7 is a rechargeable battery. The intelligent mobile terminal and the collection analysis system of dress in casing 9 described in this embodiment are wireless connection, and bluetooth JDY-31 module 4 will be through the wireless transmission to intelligent mobile terminal of the signal that STM32 module 3 handled to at the real-time analysis display of intelligent mobile terminal.
The device briefly describes the work: the device is used for the clinician to initially diagnose patients with congenital heart disease and other heart diseases. When a doctor auscultates the heart, the heart sound sensor 1 is placed at a position to be auscultated of a patient, such as the heart of a person to be collected, the heart sound sensor 1 converts a heart sound signal of a human body into an analog signal, the analog signal is converted into a digital signal through the AD7606 module, and the digital signal is transmitted to the STM32 module through the SPI. The STM32 module sends the heart sound signal to intelligent mobile terminal through bluetooth JDY-31 module wireless. And after the intelligent mobile terminal processes the signal, the diagnosis result is displayed through a screen of the intelligent mobile terminal. The intelligent mobile terminal can also send the heart sound signals to the cloud end through the internet for remote analysis and processing, receive the analysis result of the cloud end and display the analysis result at the intelligent mobile terminal.
Claims (3)
1. The utility model provides a wireless collection system of heart sound signal, characterized in that comprises heart sound sensor (1), casing (9) and the intelligent mobile terminal that is equipped with the collection analytic system, the collection analytic system constitute by AD7606 module (2), STM32 module (3), bluetooth JDY-31 module (4) and battery (7), the input of AD7606 module (2) is connected with the output of heart sound sensor (1), the output of AD7606 module (2) passes through the input I/O of SPI serial communication interface with STM32 module (3) and is connected, the output I/O mouth of STM32 module (3) is connected with the input I/O of bluetooth JDY-31 module (4), bluetooth JDY-31 module (4) will be through the wireless transmission to the intelligent mobile terminal of the signal that STM32 module (3) was handled; the power supply ends of the AD7606 module (2), the STM32 module (3) and the Bluetooth JDY-31 module (4) are connected to the battery (7).
2. The wireless heart sound signal acquisition device according to claim 1, wherein the outer surface of the shell (9) is provided with indicator lights (5) and (6), and the indicator lights (5) and (6) are respectively connected to the other two output I/O ports of the STM32 module (3).
3. The wireless heart sound signal acquisition device according to claim 1, wherein a switch (8) is arranged on the outer surface of the shell (9), and the switch (8) is connected with the battery (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921929240.4U CN211022740U (en) | 2019-11-11 | 2019-11-11 | Wireless heart sound signal acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921929240.4U CN211022740U (en) | 2019-11-11 | 2019-11-11 | Wireless heart sound signal acquisition device |
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| CN211022740U true CN211022740U (en) | 2020-07-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112971839A (en) * | 2021-02-05 | 2021-06-18 | 云南大学 | Heart sound classification method based on feedforward convolutional neural network |
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2019
- 2019-11-11 CN CN201921929240.4U patent/CN211022740U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112971839A (en) * | 2021-02-05 | 2021-06-18 | 云南大学 | Heart sound classification method based on feedforward convolutional neural network |
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