CN215502996U - Cough signal acquisition device and system - Google Patents

Abstract

The utility model discloses a cough signal acquisition device, which comprises: the cough signal collecting device comprises a collecting device body, a myoelectricity collecting and processing unit, an audio collecting and processing unit, a wireless communication unit and a power supply unit, wherein the myoelectricity collecting and processing unit, the audio collecting and processing unit, the wireless communication unit and the power supply unit are arranged on the collecting device body, the cough signal collecting device is directly attached to the diaphragm of a human body through the myoelectricity collecting and processing unit, the cough signal collecting device is not required to be connected with the human body through redundant lead wires, and fixation can be achieved. When detecting the cough, the myoelectric acquisition and processing unit acquires body surface diaphragm signals, the audio acquisition and processing unit acquires cough sound signals, the wireless communication unit transmits data to the intelligent terminal, and the power supply unit supplies power for the whole cough signal acquisition device. It is thus clear that this device is an integral type collection system, can carry out the analysis through data transmission that wireless communication unit will gather to intelligent terminal, can not be because of setting up unnecessary lead wire, and the comfort level obviously improves wholly to wear. In addition, a cough signal acquisition system is also disclosed.

Description

Cough signal acquisition device and system

Technical Field

The utility model relates to the technical field of cough monitoring, in particular to a cough signal acquisition device system.

Background

Cough is a clinical sign of respiratory diseases, is a component in risk assessment of various pulmonary diseases, and has important medical significance for detection and record of cough. One way for a physician to understand the condition of a patient's respiratory disease is to interrogate the patient to learn about the patient's cough. However, due to the fact that the culture levels of various patients are different and the language summarization ability of the patients is very different, the patients have difficulty in truly reflecting the cough condition to doctors in a quantitative statistical data mode.

Some cough detection devices are also available in China at present, however, the number of leads of the cough detection devices is large and long, and basic activities such as walking and the like of a patient can be affected due to the existence of the leads after the cough detection devices are worn by the patient, so that the wearing comfort is not high.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a cough signal collecting device and system that can solve the problems of multiple and long leads and influence on the activity of the patient.

A cough signal acquisition device, the cough signal acquisition device comprising: the system comprises an acquisition device body, a myoelectricity acquisition and processing unit, an audio acquisition and processing unit, a wireless communication unit and a power supply unit, wherein the myoelectricity acquisition and processing unit, the audio acquisition and processing unit, the wireless communication unit and the power supply unit are arranged on the acquisition device body;

the myoelectricity acquisition and processing unit comprises an electrode group arranged on the outer surface of the acquisition device body and a myoelectricity acquisition and processing chip arranged inside the acquisition device body, the myoelectricity acquisition and processing chip is connected with the electrode group and the wireless communication unit, the electrode group is attached to the human diaphragm, and the myoelectricity acquisition and processing chip sends a body surface diaphragm signal acquired by the electrode group to the wireless communication unit;

the audio acquisition and processing unit is connected with the wireless communication unit and is used for acquiring cough sound signals and sending the cough sound signals to the wireless communication unit;

the wireless communication unit is used for sending the body surface diaphragm signals and the cough sound signals to a connected intelligent terminal;

the power supply unit is connected with the audio acquisition and processing unit, the myoelectricity acquisition and processing unit and the wireless communication unit and used for supplying power to the audio acquisition and processing unit, the myoelectricity acquisition and processing unit and the wireless communication unit.

In one embodiment, the myoelectricity collection processing unit comprises an electrode group arranged on the outer surface of the collection device body and a myoelectricity collection processing chip arranged inside the collection device body, and the myoelectricity collection processing chip is connected with the electrode group and the wireless communication unit.

In one embodiment, the electrode group comprises a plurality of electrode cap buckles and electrode pieces in one-to-one correspondence with the electrode cap buckles, the electrode cap buckles are fixed on the outer surface of the collecting device body, the electrode pieces are connected with the electrode cap buckles in an adsorption mode, and the electrode pieces are used for being attached to human diaphragm.

In one embodiment, the myoelectricity collection processing chip is an ADS1292 chip.

In one embodiment, the audio acquisition processing unit comprises a microphone arranged on the outer surface of the acquisition device body and an audio acquisition processing chip arranged inside the acquisition device body, and the audio acquisition processing chip is connected with the microphone and the wireless communication unit.

In one embodiment, the audio acquisition processing chip is a new tang NAU8501 chip.

In one embodiment, the microphone is a patch microphone.

In one embodiment, the power supply unit includes a charging interface disposed on an outer surface of the acquisition device body and a lithium battery disposed inside the acquisition device body, the charging interface is connected to the lithium battery, and the lithium battery is further connected to the audio acquisition processing unit, the myoelectricity acquisition processing unit and the wireless communication unit.

In one embodiment, the power supply unit further includes a charging management module disposed between the charging interface and the lithium battery, and configured to manage charging and discharging of the lithium battery.

The utility model provides a cough signal acquisition system, the system includes above-mentioned cough signal acquisition device, still includes intelligent terminal and backstage high in the clouds, intelligent terminal with cough signal acquisition device with backstage high in the clouds wireless connection, intelligent terminal receives body surface diaphragm signal with cough sound signal and will body surface diaphragm signal with cough sound signal send to the backstage high in the clouds.

The cough signal acquisition device comprises an acquisition device body, and a myoelectric acquisition and processing unit, an audio acquisition and processing unit, a wireless communication unit and a power supply unit which are arranged on the acquisition device body, wherein the myoelectric acquisition and processing unit is used for directly attaching the cough signal acquisition device to the diaphragm of a human body, and the visible cough signal acquisition device is used as an integrated device and is not required to be connected with the human body through redundant leads, so that the fixation can be realized. When detecting the cough, the myoelectric acquisition and processing unit acquires body surface diaphragm signals, the audio acquisition and processing unit acquires cough sound signals, the wireless communication unit transmits data to the intelligent terminal, and the power supply unit supplies power for the whole cough signal acquisition device. It is thus clear that this cough signal collection system is an integral type collection system, can send the body surface diaphragm signal and the sound signal of coughing that gather to intelligent terminal through wireless communication unit and carry out the analysis, can not influence patient's basic activity because of setting up unnecessary lead wire, and the comfort level is obviously improved to whole wearing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

fig. 1 is a schematic view of a cough signal acquisition device in a first embodiment;

fig. 2 is a schematic view of a cough signal acquisition device in a second embodiment;

FIG. 3 is a schematic view of an electrode cap buckle and corresponding electrode sheet in one embodiment;

FIG. 4 is a diagram illustrating an exemplary embodiment of a cough signal capture device secured to a person by an electrode assembly;

FIG. 5 is a schematic diagram of a cough signal acquisition system in one embodiment;

reference numerals: cough signal collection system 001, collection system body 100, myoelectricity collection processing unit 200, electrode group 210, electrode cap buckle 211, electrode piece 212, electrode piece positive pole 212a, electrode piece RL212b, electrode piece negative pole 212c, audio acquisition unit 300, microphone 310, audio acquisition processing chip 320, wireless communication unit 400, power supply unit 500, interface 510 that charges, charge management module 520, lithium cell 530, intelligent terminal 002, backstage high in the clouds 003.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, fig. 1 is a schematic view of a cough signal collecting device in a first embodiment, which includes a collecting device body 100, which may be a rectangular parallelepiped or square housing; in addition, the collecting device comprises a myoelectricity collecting and processing unit 200, an audio collecting and processing unit 300, a wireless communication unit 400 and a power supply unit 500 which are arranged on the collecting device body 100. The cough signal acquisition device is an integrated device, a traction line or a data line for transmitting data, which is used for connecting a human body, is not needed to be arranged outside the device, and the cough signal can be portably acquired only through the cough signal acquisition device.

The myoelectricity collection processing unit 200 includes an electrode group 210 disposed on the outer surface of the collection device body 100 and a myoelectricity collection processing chip 220 disposed inside the collection device body 100, and the myoelectricity collection processing chip 200 is connected to the electrode group 210 and the wireless communication unit 400 respectively. The electrode group 210 fixes and collects the body surface diaphragm signals, and the myoelectric collecting and processing chip 220 is responsible for sending the collected body surface diaphragm signals to the wireless communication unit 400. In a specific application scenario, the electromyography acquisition processing chip 220 selects an ADS1292 chip. Therefore, the embodiment does not need to provide a traction wire for connecting the human body.

And the audio acquisition processing unit 300 is connected to the wireless communication unit 400, and is configured to acquire the cough sound signal and send the cough sound signal to the wireless communication unit 400. Therefore, in the embodiment, the cough sound signal of the patient and the body surface diaphragm signal are combined to serve as the cough signal, so that interference of other similar cough sounds in the surrounding environment or the cough sound signals of other patients can be filtered, and the accuracy of cough detection is improved to a certain extent.

The wireless communication unit 400 is used for directly sending the body surface diaphragm signals and the cough sound signals to the connected intelligent terminal. The wireless communication mode may be a bluetooth communication mode or a ZigBee communication mode, and is not limited herein. In this embodiment, the wireless communication unit 400 may be implemented by Apollo3 MCU or AMA3B1 KK-KBR. The wireless communication unit 400 can remotely transmit the received body surface diaphragm signals and cough sound signals to the connected intelligent terminal in real time or at regular time, so that doctors or family members can remotely monitor the physical condition of the patient. The smart terminal establishing connection with the wireless communication unit 400 may be a mobile phone terminal or a tablet terminal, etc.

The power supply unit 500 is connected to the audio acquisition processing unit 300, the myoelectricity acquisition processing unit 200 and the wireless communication unit 400, and is configured to supply power to the audio acquisition processing unit 300, the myoelectricity acquisition processing unit 200 and the wireless communication unit 400, so as to ensure continuous operation of the cough signal acquisition device.

The cough signal acquisition device is an integrated device, and can be fixed with a human body without being connected through redundant leads. Meanwhile, the collected body surface diaphragm signals and cough sound signals can be sent to the intelligent terminal for analysis through the wireless communication unit, so that the basic activity of a patient cannot be influenced by arranging redundant lead wires, and the overall wearing comfort level is obviously improved.

More specifically, the electrode assembly 210 includes a plurality of electrode cap fasteners 211 and electrode tabs 212 corresponding to the plurality of electrode cap fasteners 211 one by one, the plurality of electrode cap fasteners 211 are fixed on the outer surface of the collecting device body 100, the electrode tabs 212 are connected to the electrode cap fasteners 211 in an adsorption manner, and the electrode tabs 212 are used for being attached to the diaphragm muscle of the human body. Illustratively, referring to fig. 3, the electrode assembly 210 includes 3 electrode caps 211 fixed on the outer surface of the collecting device body 100 and 3 corresponding electrode tabs 212, which are respectively a positive electrode tab 212a, an RL212b and a negative electrode tab 212 c. Fig. 3 shows positions where the electrode tab positive electrode 212a, the electrode tab RL212b, and the electrode tab negative electrode 212c should be attached. When specifically carrying out cough detection, adsorb electrode slice 212 to electrode cap buckle 211 earlier, then after tearing off the protective layer of electrode slice 212, paste in human chest below diaphragm position department can, can gather stronger body surface diaphragm signal like this. Referring to fig. 4, since the positions of the three electrode cap fasteners 211 on the device are fixed, the wearing correctness of the device can be ensured as long as the direction of the cough signal acquisition device is ensured to be correct and the attaching position of the electrode group 210 is approximately correct. The user does not need to identify which guide is connected with the electrode plate 212 at which position, and the use is simple and practical.

Therefore, the device provided by the utility model is skillfully designed, the cough signal acquisition device is directly fixed at the diaphragm position below the right chest of a human body by virtue of the adhesion of 3 electrode plates and three electrode cap buckles fixed on the device, and the body surface diaphragm signals are directly led into the acquisition device from the electrode plates through the electrode cap buckles without leading out. The whole device is small and light, and the trouble of winding various leads is eliminated, so that the device is simple and convenient to wear and easy to use, and the problems of complex wearing and influence on activities are solved.

In one embodiment, referring to fig. 2, the audio acquisition processing unit 300 includes a microphone 310 disposed on an outer surface of the acquisition device body 100 and an audio acquisition processing chip 320 disposed inside the acquisition device body 100, and the audio acquisition processing chip 320 is connected to the microphone and the wireless communication unit 400. The microphone 310 collects the cough sound signal, and the audio collection processing chip 320 sends the collected cough sound signal to the wireless communication unit 400. In a specific application scenario, the audio acquisition processing chip 320 is a new tang NAU8501 chip.

More specifically, the microphone 310 is a small-sized patch microphone, and the microphone line is removed, and the microphone can be directly disposed on the outer surface of the collecting device body 100. As an example, the model of the microphone 310 is SPU0414HR5H-SB, which has a length, width, and height dimension of 3.76 × 2.95 × 1.1 mm. Meanwhile, the audio acquisition processing chip 320 is directly arranged in the device, and no additional lead is required to be led out. The audio acquisition processing unit 300 is also arranged without additional leads, which also ensures the portability and ease of use of the device.

In one embodiment, the power supply unit 500 includes a charging interface 510 disposed on an outer surface of the acquisition device body 100 and a lithium battery 530 disposed inside the acquisition device body 100, and the charging interface 510 is connected to the lithium battery 530, so that the lithium battery 530 can be directly charged through the charging interface 510. In a specific application scenario, the charging interface 510 is a microsusb interface. The lithium battery 530 is further connected with the audio acquisition and processing unit 300, the myoelectricity acquisition and processing unit 200 and the wireless communication unit 400, and supplies power to the circuit system in the whole device.

Further, referring to fig. 2, the power supply unit 500 may further include a charging management module 520 disposed between the charging interface 510 and the lithium battery 530, for managing charging and discharging of the lithium battery 530 and ensuring charging and discharging stability of the lithium battery 530.

Referring to fig. 5, fig. 5 is a schematic view of a cough signal collecting system in an embodiment, in which the cough signal collecting device 001 is applied, and the system further includes an intelligent terminal 002 and a background cloud end 003. Wherein, establish wireless connection in order to realize the communication between intelligent terminal 002 and cough signal acquisition device 001 and the backstage high in the clouds 003, establish bluetooth communication connection between intelligent terminal 002 and the cough signal acquisition device 001 for example, establish WIFI communication connection between intelligent terminal 002 and the backstage high in the clouds 003. Intelligent terminal 002 receives body surface diaphragm signal and cough sound signal and sends body surface diaphragm signal and cough sound signal to backstage high in the clouds 003. In the system, the intelligent terminal 002 is responsible for analyzing and processing the cough signal, and implementing: 1. storing the cough signal locally; 2. intelligently identifying the cough, counting the cough times and marking the cough position; 3. viewing and playing a historical cough record; 4. a cough report is automatically generated. The background cloud 003 is mainly responsible for storing cough signal data for a long time, and can perform certain data processing.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (9)

1. A cough signal acquisition device, comprising: the system comprises an acquisition device body, a myoelectricity acquisition and processing unit, an audio acquisition and processing unit, a wireless communication unit and a power supply unit, wherein the myoelectricity acquisition and processing unit, the audio acquisition and processing unit, the wireless communication unit and the power supply unit are arranged on the acquisition device body;

the myoelectricity acquisition and processing unit comprises an electrode group arranged on the outer surface of the acquisition device body and a myoelectricity acquisition and processing chip arranged inside the acquisition device body, the myoelectricity acquisition and processing chip is connected with the electrode group and the wireless communication unit, the electrode group is attached to the human diaphragm, and the myoelectricity acquisition and processing chip sends a body surface diaphragm signal acquired by the electrode group to the wireless communication unit;

the wireless communication unit is used for sending the body surface diaphragm signals and the cough sound signals to a connected intelligent terminal;

the power supply unit is connected with the audio acquisition and processing unit, the myoelectricity acquisition and processing unit and the wireless communication unit and used for supplying power to the audio acquisition and processing unit, the myoelectricity acquisition and processing unit and the wireless communication unit.

2. The cough signal acquisition device according to claim 1, wherein the electrode group comprises a plurality of electrode cap buckles and electrode pieces in one-to-one correspondence with the electrode cap buckles, the electrode cap buckles are fixed on the outer surface of the acquisition device body, the electrode pieces are connected with the electrode cap buckles in an adsorption manner, and the electrode pieces are used for being attached to human diaphragm muscles.

3. The cough signal collecting device according to claim 2, wherein the myoelectricity collecting and processing chip is an ADS1292 chip.

4. The cough signal collecting device according to claim 1, wherein the audio collecting and processing unit includes a microphone disposed on an outer surface of the collecting device body and an audio collecting and processing chip disposed inside the collecting device body, and the audio collecting and processing chip is connected to the microphone and the wireless communication unit.

5. The cough signal collecting device as claimed in claim 4, wherein the audio collecting and processing chip is a New TangNAU 8501 chip.

6. The cough signal acquisition device of claim 4 wherein the microphone is a patch microphone.

7. The cough signal acquisition device according to claim 1, wherein the power supply unit comprises a charging interface arranged on the outer surface of the acquisition device body and a lithium battery arranged inside the acquisition device body, the charging interface is connected with the lithium battery, and the lithium battery is further connected with the audio acquisition processing unit, the myoelectricity acquisition processing unit and the wireless communication unit.

8. The cough signal collecting device of claim 7, wherein the power supply unit further comprises a charging management module disposed between the charging interface and the lithium battery for managing charging and discharging of the lithium battery.

9. A cough signal acquisition system, characterized in that, the system includes the cough signal acquisition device of any one of claims 1-8, still includes intelligent terminal and backstage high in the clouds, intelligent terminal with cough signal acquisition device with backstage high in the clouds wireless connection, intelligent terminal receive the body surface diaphragm muscle signal with the cough sound signal and with the body surface diaphragm muscle signal with the cough sound signal send to the backstage high in the clouds.

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