CN110074812A - A kind of auscultation apparatus, system and method - Google Patents
A kind of auscultation apparatus, system and method Download PDFInfo
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- CN110074812A CN110074812A CN201910309826.9A CN201910309826A CN110074812A CN 110074812 A CN110074812 A CN 110074812A CN 201910309826 A CN201910309826 A CN 201910309826A CN 110074812 A CN110074812 A CN 110074812A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/003—Detecting lung or respiration noise
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/02—Stethoscopes
- A61B7/04—Electric stethoscopes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
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- Heart & Thoracic Surgery (AREA)
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Abstract
This application provides a kind of auscultation apparatus, system and method, due to being directed to the audio collection component of different frequency with multiple groups, it therefore can be respectively pointedly for acquiring the audio signal from different sources of sound, to improve the acquisition accuracy of every kind of source of sound, mainboard can carry out signal processing to collected audio signal simultaneously, so that treated, audio signal more easily carries out subsequent judgement and data processing, it can be switched over simultaneously in first state and the second state, user can hear real-time collected sound by hearing prosthesis in the first state, to be judged, when user needs to be compared to auxiliary judgment by standard audio, the second state can be switched to, at this time, the hearing prosthesis is for playing the standard audio, user is allowed to hear standard audio, for with collected sound into Row comparison, to improve the accuracy rate of judgement.
Description
Technical field
This application involves information technology field more particularly to a kind of auscultation apparatus, system and method.
Background technique
Auscultation equipment is quick, safe to diagnose one kind of sufferer disease to listen to sufferer thoracic cavity or intraperitoneal sound
And easy diagnostic tool.When in use, doctor acquires sound using the auscultation head of auscultation equipment, and sound is direct by connecting tube
It is transferred to ear, doctor, which hears, rule of thumb judges corresponding illness, since doctor can only be allowed to auscultate in real time, meeting after sound
There are subjective factors to influence judgement of the doctor for sound, if important heart murmur occurs, doctor just with
Patient's speech, will omit important information.In addition, the doctor less for clinical experience may exist judgement it is inaccurate or
Equivocal problem thinks that the sound heard is somewhat like the sound of a certain illness, but suspects that it is accurate to make
Judgement.
Apply for content
The first purpose of the application is to provide a kind of auscultation apparatus, system and method.
To achieve the above object, some embodiments of the present application provide a kind of auscultation apparatus, the auscultation apparatus include shell,
And it is installed on multiple groups audio collection component, audio output module, communication module and mainboard in the shell, the multiple groups sound
Frequency acquisition component, audio output module and communication module are connect with the mainboard respectively, and the multiple groups audio collection component is used for
The audio signal of different frequency is acquired, and collected audio signal is sent to the mainboard, the mainboard is to the audio
After signal carries out signal processing, hearing prosthesis is sent to by the audio output module or is sent by the communication module
To data processing equipment.
The embodiment of the present application also provides a kind of auscultation systems, wherein the auscultation system includes the auscultation apparatus, connects
Connection device, hearing prosthesis and data processing equipment, the attachment device are filled with auscultation apparatus, hearing prosthesis and data processing respectively
Set connection；
In the first state, the auscultation apparatus is for acquiring audio signal, and by the attachment device by the sound
Frequency signal is sent to hearing prosthesis and data processing equipment, and the hearing prosthesis is for playing the audio signal, the data
Processing unit is for determining matched standard audio according to the audio signal；
In the second condition, the data processing equipment is used for the standard audio that will acquire by the attachment device
It is sent to hearing prosthesis, the hearing prosthesis is for playing the standard audio.
Another aspect based on the application, additionally provides a kind of auscultation method, and this method is applied to include the auscultation
Device, attachment device, hearing prosthesis and data processing equipment auscultation system, the attachment device respectively with auscultation apparatus, listen
Mixer is connected with data processing equipment, this method comprises:
In the first state, the auscultation apparatus acquires audio signal, and is believed the audio by the attachment device
It number is sent to hearing prosthesis and data processing equipment, the hearing prosthesis plays the audio signal, the data processing equipment
Matched standard audio is determined according to the audio signal；
In the second condition, the data processing equipment is sent by the standard audio that the attachment device will acquire
To hearing prosthesis, the hearing prosthesis plays the standard audio.
The auscultation apparatus that some embodiments of the present application provide includes shell and the multiple groups that are installed in the shell
Audio collection component, audio output module, communication module and mainboard, when acquiring audio signal, the multiple groups audio collection group
Part is used to acquire the audio signal of different frequency, and collected audio signal is sent to the mainboard, and the mainboard is to institute
After stating audio signal progress signal processing, hearing prosthesis is sent to by the audio output module or by the communication mould
Block is sent to data processing equipment.Due to being directed to the audio collection component of different frequency with multiple groups, can be directed to respectively
Property for acquiring the audio signal from different sources of sound, to improve the acquisition accuracy of every kind of source of sound, while mainboard can be right
Collected audio signal carries out signal processing, so that treated, audio signal more easily carries out subsequent judgement and data
Processing.
In addition, auscultation apparatus provided by the embodiments of the present application includes auscultation apparatus, attachment device, hearing prosthesis and data
Processing unit；In the first state, the auscultation apparatus is for acquiring audio signal, and by the attachment device by the sound
Frequency signal is respectively sent to hearing prosthesis and data processing equipment, and the hearing prosthesis is used to play the audio signal, so that
User can hear real-time collected sound by hearing prosthesis, and to be judged, while the data processing equipment is used
In determining matched standard audio according to the audio signal；When user needs to be compared to assist by standard audio
When judgement, the second state can be switched to, in the second condition, the data processing equipment is used for will by the attachment device
The standard audio obtained is sent to hearing prosthesis, at this point, the hearing prosthesis is used to play the standard audio, so that with
Family can hear standard audio, for comparing with collected sound, to improve the accuracy rate of judgement.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of auscultation apparatus provided by the embodiments of the present application；
Fig. 2 is a kind of outside schematic diagram of the entity structure of auscultation apparatus provided by the embodiments of the present application；
Fig. 3 is a kind of diagrammatic cross-section of the entity structure of auscultation apparatus provided by the embodiments of the present application；
Fig. 4 is the structural schematic diagram of section components in a kind of auscultation apparatus provided by the embodiments of the present application；
Fig. 5 is the structural schematic diagram of section components in a kind of auscultation apparatus provided by the embodiments of the present application；
Fig. 6 is the structural schematic diagram of section components in a kind of auscultation apparatus provided by the embodiments of the present application；
Fig. 7 is a kind of explosive view of the entity structure of auscultation apparatus provided by the embodiments of the present application；
Fig. 8 is a kind of electric connecting relation figure of auscultation apparatus provided by the embodiments of the present application；
Fig. 9 is a kind of structural schematic diagram of auscultation system provided by the embodiments of the present application；
Figure 10 is the structural schematic diagram of another auscultation system provided by the embodiments of the present application；
Figure 11 is the data flow figure of auscultation system provided by the embodiments of the present application in the first state；
Figure 12 is the data flow figure of auscultation system provided by the embodiments of the present application in the second condition；
Figure 13 is the processing that mobile terminal processing unit and network-side processing unit handle audio signal in the embodiment of the present application
Procedure chart；
Figure 14 is the schematic diagram for a variety of audition modes that auscultation system provided by the embodiments of the present application can be realized.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall in the protection scope of this application.
In a typical configuration of this application, terminal, the equipment of service network include one or more processors
(CPU), input/output interface, network interface and memory.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/or
The forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable medium
Example.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media, can be by any side
Method or technology realize that information stores.Information can be computer readable instructions, data structure, the module of program or other numbers
According to.The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory
(SRAM), dynamic random access memory (DRAM), other kinds of random access memory (RAM), read-only memory
(ROM), electrically erasable programmable read-only memory (EEPROM), flash memory or other memory techniques, CD-ROM (CD-
ROM), digital versatile disc (DVD) or other optical storage, magnetic cassettes, magnetic tape disk storage or other magnetic storages
Equipment or any other non-transmission medium, can be used for storage can be accessed by a computing device information.
The embodiment of the present application provides a kind of auscultation apparatus, and the structure of the auscultation apparatus is as shown in Figure 1, include shell, peace
Loaded on multiple groups audio collection component 110, audio output module 120, communication module 130 and the mainboard 140 in the shell.Multiple groups
Audio collection component 110, audio output module 120, communication module 130 are connect with mainboard respectively, more when acquiring audio signal
Group audio collection component 110 is used to acquire the audio signal of different frequency, and collected audio signal is sent to the master
Plate 140 is sent to after the mainboard 140 carries out signal processing to the audio signal by the audio output module 120
Hearing prosthesis is sent to data processing equipment by the communication module 130.Due to being directed to the sound of different frequency with multiple groups
Frequency acquisition component, therefore can be respectively pointedly for acquiring the audio signal from different sources of sound, to improve every kind of sound
The acquisition accuracy in source, while mainboard can carry out signal processing to collected audio signal, so that treated audio signal
More easily carry out subsequent judgement and data processing.
Wherein, the mainboard can use PCBA (Printed Circuit Board+Assembly), each in order to realize
The various types of signal processing such as class filtering, amplification, mainboard can be arranged all kinds of components according to actual demand, such as filter, put
Big device, signal adapter etc..Hearing prosthesis can be it is all kinds of can be with equipment of playing audio signal, such as earphone, sound equipment etc..Institute
Stating audio output module 120 and can be can connect and the equipment of output audio signal with all kinds of hearing prosthesis, such as all kinds of ears
Machine, interface of sound equipment etc..The equipment that the communication module 130 is used to carry out data communication with external data processing equipment, example
It such as can be bluetooth transceiver module, WIFI module or other data transmission interfaces.The data processing equipment can be energy
The enough equipment that subsequent processing is carried out to audio signal.
In some embodiments of the present application, every group of audio collection component 110 includes at least pickup film and piezoelectric sensing
The pressure information is transferred to piezoelectric transducer for obtaining the pressure information from source of sound by device, the pickup film, institute
Piezoelectric transducer is stated for obtaining audio signal according to the pressure information, and the audio signal is sent to the mainboard.
Since audio collection component is provided with multiple groups, may be respectively used for acquiring the audio signal from different sources of sound, such as settable
Two groups of audio collection components are respectively used to acquisition heart sound and lungs sound.It, can in order to improve the acquisition precision of every group of audio collection component
The parameter of component in this group of audio collection component to be arranged according to its different source of sound collected, for example, by using with different piezoelectricity
The piezoelectric transducer of constant successively adapts to different sources of sound, to improve the precision of audio signal sample.
In actual scene, the pickup film is installed on the shell, the piezoelectric sensing by pickup thin film platen
Device is then welded in the mainboard.Fig. 2 to 7 shows a kind of entity structure for auscultation apparatus that another embodiment of the application provides,
Wherein, the audio collection component is provided with two groups, and the pickup film 4 is circle, and the pickup thin film platen 3 is annulus
Shape, the shell 1 are cylinder, and circular pickup film passes through the pickup film of circular ring shape respectively in two groups of audio collection components
Pressing plate is installed on the both ends of cylindrical shell.
Mainboard 140 uses PCBA 6, is disposed with chip and its peripheral circuit, to realize that the functions such as signal processing need
It asks, solder joint 7 can be reserved on PCBA 6, for being welded to connect the conductor wire of piezoelectric transducer 5.Audio output module is earphone
Seat, is welded on PCBA 6, can connect with earphone, user is allowed directly to hear collected sound by earphone.Communication
Module uses bluetooth module, is integrated in PCBA 6, for carrying out data interaction with data processing equipment.Piezoelectric transducer 5
Pickup film 4 is directly contacted, and PCBA 6 is connected to by conductor wire, fast and easy effectively receives the pressure information of source of sound,
Then the audio signal of generation is sent to PCBA 6 by conductor wire and carries out signal processing, then pass to earphone or with bluetooth side
Formula output.
In some embodiments of the present application, the mainboard may include amplifier, filter and A/D converter, thus
Realize corresponding signal processing function, such as amplifier for amplifying place to the collected audio signal of audio collection component
Reason, filter is for being filtered amplified audio signal, since the audio signal that piezoelectric transducer generates is analog audio
Frequency signal, therefore also need to carry out analog-to-digital conversion process by A/D converter, so that analog audio signal is converted to digital sound
Frequency signal.
In order to realize better signal processing effect, the amplifier may include the preposition amplification of sequentially connected low noise
Device and main amplifier, since the audio signal of the sources of sound such as the heart, lung itself is not strong, under the scene, conventional amplifiers itself are made an uproar
Sound may generate biggish interference to audio signal, therefore for the signal-to-noise ratio to improve output, can first be arranged one and make an uproar
Then the very low low-noise preamplifier of sonic system number is carrying out signal amplification by main amplifier, thus guaranteeing amplification effect
Under the premise of fruit, avoid generating unnecessary noise jamming.
Fig. 8 shows a kind of electric connecting relation of auscultation apparatus provided by the embodiments of the present application, passes through sound transducer
The audio signal of 810 cardiopulmonary received is obtained by low-noise preamplifier 820, main amplifier 830, low-pass filter 840
The analog audio signal for the preliminary treatment arrived inputs to analog-digital converter 850, is converted to digital audio and video signals, by MCU 860
Transmission module 870 is read in order to the reception of the data processing equipments such as mobile phone.
Wherein, sound transducer 810 is the device of collected sound signal, can use piezoelectric sensing in the embodiment of the present application
Device, piezoelectric transducer can acquire audio signal by the way of a kind of non-direct contact skin.
Filter 830, since heart sound is different with the frequency of lungs sound, acquires different sources of sound to press frequency filter audio signal
Audio signal when, filter can filter respectively retain respective frequencies section heart sound or lungs sound, can also filter heart sound and
Frequency band except lungs sound retains the full frequency band to acquire heart and lung's audio signal.
Digital analog converter 820 is to be converted into digital audio and video signals for filtered analog audio signal.Due to heart and lung sounds
It is more demanding to accuracy, the sound quality of audio signal, therefore analog-digital converter can be using the quantization more than or equal to 16
Number.
Transmission module 870 is by the module of audio signal transmission to data processing equipment, and transmission mode can be wired biography
Defeated or wireless transmission, for example, digital audio and video signals can be passed through connecing for data processing equipment using tone frequency channel wire by wire transmission
Mouth is sent, and data can be transferred to data processing equipment from auscultation apparatus using bluetooth module by wireless transmission.
In addition, a kind of auscultation system that some embodiments of the application provide, the structure of the auscultation system is as shown in figure 9, packet
The auscultation apparatus A provided in aforementioned any embodiment and attachment device B, hearing prosthesis D and data processing equipment C are provided.Its
In, attachment device with auscultation apparatus, hearing prosthesis and data processing equipment, is used in auscultation apparatus, hearing prosthesis sum number respectively
According to transmitting signal between processing unit.
The auscultation system can there are two types of use states, and in the first state, the auscultation apparatus A is for acquiring audio letter
Number, and the audio signal is respectively sent to by hearing prosthesis D and data processing equipment C by the attachment device B, it is described to listen
For mixer D for playing the audio signal, the data processing equipment C is matched for being determined according to the audio signal
Standard audio.In the first state, user can hear real-time collected sound by hearing prosthesis D, to be sentenced
It is disconnected.
In the second condition, the data processing equipment C is used for the standard pronunciation that will acquire by the attachment device
Frequency is sent to hearing prosthesis D, and the hearing prosthesis D is for playing the standard audio.In the second condition, hearing prosthesis D can
To play the standard audio, allow user that can hear standard audio, by being cut between the first state and a second state
It changes, user is compared collected sound and standard audio, to improve the accuracy rate of judgement.
In the embodiment of the present application when determining matched standard audio according to the audio signal, sound can be first extracted
The characteristic information of frequency signal, the characteristic information for being then based on extraction are matched with the characteristic information of standard audio, are chosen similar
Highest one or more of standard audios are spent, as matched standard audio.In actual scene, characteristic information can be sound
Wave character of frequency signal, such as amplitude, frequency etc..
In some embodiments of the present application, switching switch is can be set in the attachment device B, and the switching switch is used for
Switch the input terminal and output end of the attachment device, to adapt to the transmission path under first state and the second state.
Transmission path under first state is that the audio signal from auscultation apparatus is respectively sent to hearing prosthesis sum number
According to processing unit, i.e. input terminal is the one end connecting with auscultation apparatus, and output end is to connect with hearing prosthesis, data processing equipment
One end, it is possible thereby to the signal transmission demand under realizing first state.And the transmission path under the second state is that will come from number
It is sent to hearing prosthesis according to the standard audio of processing unit, i.e. input terminal is the one end connecting with data processing equipment, output end
For the one end being connect with hearing prosthesis, it is possible thereby to realize the signal transmission demand under the second state.
In actual scene, the switching switch of attachment device B can use arbitrary form, such as virtual switch or reality
Body switch.And the realization switching mode for switching switch can then be controlled by the data processing equipment C, data processing
Device C can control connection described in the switching switching of the attachment device B when getting the instruction of playing standard audio
Transmission path under first state is switched to the transmission path under the second state by the input terminal and output end of device.For example, with
Family passes through the key of click data processing unit C, has input the instruction of playing standard audio, data processing equipment C can be received
To after the instruction, switching command can be sent to attachment device B, so that the switching switch motion on attachment device B, to realize transmission
The switching in path changes the flow direction of data.
In some embodiments of the present application, the data processing equipment can be mobile terminal processing unit, at network-side
Manage the combination of device either mobile terminal processing unit and network-side processing unit.Wherein, the tool of the mobile terminal processing unit
Body realization can be all types of user equipment, for example including but be not limited to computer, mobile phone, tablet computer, smartwatch, bracelet etc.
All kinds of terminal devices.The specific implementation of the network-side processing unit can be disparate networks equipment, for example including but be not limited to
Such as network host, single network server, multiple network server collection or the set of computers based on cloud computing are realized.?
This, cloud is made of a large amount of hosts or network server for being based on cloud computing (Cloud Computing), wherein cloud computing is point
One kind that cloth calculates, a virtual machine consisting of a loosely coupled set of computers.
For example, Figure 10 shows the auscultation system provided in a kind of embodiment of the application, data described in the auscultation system
Processing unit includes mobile terminal processing unit C1 and network-side processing unit C2, wherein mobile terminal processing unit C1 can be hand
Machine, tablet computer etc., network-side processing unit C2 can be server, cloud platform etc..The mobile terminal processing unit C1 passes through
Attachment device B is connect with the auscultation apparatus A, and the network-side processing unit C2 is connect with the mobile terminal processing unit C1,
The mobile terminal processing unit can obtain audio signal from the auscultation apparatus, and the audio signal is sent to network-side
Processing unit, the network-side processing unit then obtains audio signal from the data processing equipment, according to the audio signal
It determines matched standard audio, and notifies the mobile terminal processing unit.In actual scene, standard audio can be preparatory
It is stored in the processing unit C1 of mobile terminal, network-side processing unit C2 is moved after determining matched standard audio in notice
When holding processing unit C1, it is only necessary to which the mark of standard audio is sent to mobile terminal processing unit C1.Alternatively, standard audio
Also it can store in network-side processing unit C2, when notifying mobile terminal processing unit C1, standard pronunciation taken place frequently by network
Give mobile terminal processing unit C1.
Figure 11 and Figure 12 respectively illustrates auscultation system provided by the embodiments of the present application under first state and the second state
Data flow figure.Wherein, the data flow under first state corresponds to the process that user listens to acquisition audio, under the second state
Data flow corresponds to the process that user listens to standard audio.The process that acquisition audio is listened in Figure 11, under first state is as follows:
Step 1, auscultation apparatus A acquires the analog audio signal of actual sound, is then converted into digital audio and video signals.
Step 2, auscultation apparatus A is by audio signal transmission to attachment device B.
Step 3, audio signal is divided into two-way output by attachment device B, is respectively transmitted to mobile terminal processing unit C1 and is listened
Mixer D.
It step 4, can be with its signal waveform of real-time display, by moving after processing unit C1 in mobile terminal obtains audio signal
End processing unit C1 is analyzed audio signal or is transferred to network-side processing unit C2 in local and analyzed, analysis
As a result (i.e. matched standard audio) is presented on the processing unit C1 of mobile terminal.
Step 5, the audio signal that hearing prosthesis D is exported to user, is listened to for user.
In Figure 12, the process that standard audio is listened under the second state is as follows:
Step 1, processing unit C1 in mobile terminal receives instruction, playing standard audio.If standard audio is stored at mobile terminal
It manages in device C1, then processing unit C1 in mobile terminal can directly export the data of standard audio, if standard audio is not stored in
In the processing unit C1 of mobile terminal, then the data of standard audio can be requested to network-side processing unit C2 by network, then again
Output.
Step 2, processing unit C1 in mobile terminal will need playing standard audio to be sent to attachment device B.
Step 3, the transmission path of attachment device B at this time is different from listening to the process of acquisition audio, will be at mobile terminal
The standard audio of reason device C1 is transmitted to hearing prosthesis D.
Step 4, the standard audio that hearing prosthesis D is exported to user, is listened to for user.
Figure 13 is shown in some embodiments of the application, mobile terminal processing unit and network-side processing unit processing audio letter
Number treatment process, including following processing step:
Step S1301, mobile terminal processing unit receive digital audio and video signals, and received mode can be wired or nothing
Line, wherein wired mode, which can be, is connected to mobile terminal processing unit from the audio output module of auscultation apparatus by tone frequency channel wire
Audio Input Modules；Wireless mode can be digital audio and video signals through wireless modes such as wifi, bluetooths from auscultation apparatus
It is transferred to mobile terminal processing unit.
Step S1302, software filtering are realized by software filtering algorithm and are filtered, and can be used to remove some drift noises
Or Hz noise etc..
Step S1303, the digital audio and video signals after obtaining software filtering.
Step S1304, mobile terminal processing unit display waveform carry out the digital audio and video signals after software filtering with software
It draws, shows corresponding waveform diagram, such as caardiophonogram or lungs sound figure.
Step S1305, audio signal upload network-side processing unit.
Step S1306, mobile terminal processing unit are uploaded to filtered digital audio and video signals at network-side by network
Reason device is stored, and the data of storage are checked again when can be by checking historical record.
Step S1307, network-side processing unit analyze the digital audio and video signals of upload, and analysis mode can be one
All kinds of parsers of series, such as big data analysis, self-learning algorithm etc..
Step S1308, the feedback result that network-side processing unit is obtained according to algorithm, and feedback result is sent out by network
Give mobile terminal processing equipment.
Step S1309, mobile terminal processing equipment show feedback result.
In other embodiments of the application, the data processing equipment is also used to store the audio signal got,
As history audio, so that user can also listen to history audio other than listening to real-time collected audio and standard audio.
I.e. in the second condition, the history audio for the storage that the data processing equipment is also used to will acquire by the attachment device is sent out
It send to hearing prosthesis, the hearing prosthesis is for playing the history audio, so that user listens to.
Auscultation system provided by the embodiments of the present application can provide a variety of audition modes as shown in figure 14 as a result, including
Real-time acquisition sound is listened, history acquisition sound, independent listening standard pronunciation is listened and is mixed with real-time acquisition sound and listened.
Wherein, listening real-time acquisition sound is exactly that collected audio signal is sent to audition dress in real time when auscultation
It sets, allows users to hear current collected real-time audio from hearing prosthesis.
History acquisition sound is listened to refer to that the history audio listened to and be stored on data processing equipment, such as history audio can deposit
Storage can be obtained and be played in the processing unit of the mobile terminal Duo Tai in network-side processing unit, thereby facilitate docking
Medical institution personnel can listen history audio at any time, to judge the state of an illness, and history audio can be used as case history library, for a long time with
The state of an illness state and development trend of track patient.
Independent listening standard pronunciation is after data processing equipment determines the standard audio for needing to play, to be passed through hearing prosthesis
It plays.
Then refer to while acquisition audio signal in real time with the real-time acquisition mixture of tones, is cut repeatedly by attachment device switching
It changes and listens standard pronunciation and in real time acquisition sound, user is allowed to compare difference between the two.
In some embodiments of the present application, if the data processing equipment is mobile terminal processing unit either mobile terminal
When the combination of processing unit and network-side processing unit, mobile terminal processing unit therein is also used to show and the sound to user
The standard audio of frequency Signal Matching.For example, data processing equipment includes a display screen, the standard pronunciation with the audio signals match
Frequency can show user using all kinds of forms such as list, icons on a display screen.Thus user can be according to the content of displaying
The instruction of playing standard audio is inputted, for example, directly clicking a certain standard audio in list on a display screen, or is pressed
Some key of mobile terminal processing unit etc., to input the instruction of playing standard audio.
In addition, the mobile terminal processing unit can also be shown according to the audio signal about the audio signal
Signal waveform, so that the signal waveform of collected audio signal can be observed in real time in user, visually auxiliary judgment, in turn
Improve the accuracy of judgement.
Based on the same inventive concept, a kind of auscultation method is additionally provided in the embodiment of the present application, the method utilizes aforementioned
Auscultation system realize that the principle solved the problems, such as is similar to the aforementioned system.
A kind of auscultation method that some embodiments of the application provide be applied to including aforementioned auscultation apparatus A, attachment device B,
The auscultation system of hearing prosthesis D and data processing equipment C, this method comprises:
In the first state, the auscultation apparatus A is used to acquire audio signal, and will be described by the attachment device B
Audio signal is respectively sent to hearing prosthesis D and data processing equipment C, the hearing prosthesis D for playing the audio signal,
The data processing equipment C is for determining matched standard audio according to the audio signal.In the first state, user
It can hear real-time collected sound, by hearing prosthesis D to be judged.
In the second condition, the data processing equipment C is used for the standard pronunciation that will acquire by the attachment device
Frequency is sent to hearing prosthesis D, and the hearing prosthesis D is for playing the standard audio.In the second condition, hearing prosthesis D can
To play the standard audio, allow user that can hear standard audio, by being cut between the first state and a second state
It changes, user is compared collected sound and standard audio, to improve the accuracy rate of judgement.
In the embodiment of the present application when determining matched standard audio according to the audio signal, sound can be first extracted
The characteristic information of frequency signal, the characteristic information for being then based on extraction are matched with the characteristic information of standard audio, are chosen similar
Highest one or more of standard audios are spent, as matched standard audio.In actual scene, characteristic information can be sound
Wave character of frequency signal, such as amplitude, frequency etc..
In some embodiments of the present application, switching switch is can be set in the attachment device B, and the switching switch is used for
Switch the input terminal and output end of the attachment device, to adapt to the transmission path under first state and the second state.
Transmission path under first state is that the audio signal from auscultation apparatus is respectively sent to hearing prosthesis sum number
According to processing unit, i.e. input terminal is the one end connecting with auscultation apparatus, and output end is to connect with hearing prosthesis, data processing equipment
One end, it is possible thereby to the signal transmission demand under realizing first state.And the transmission path under the second state is that will come from number
It is sent to hearing prosthesis according to the standard audio of processing unit, i.e. input terminal is the one end connecting with data processing equipment, output end
For the one end being connect with hearing prosthesis, it is possible thereby to realize the signal transmission demand under the second state.
In actual scene, the switching switch of attachment device B can use arbitrary form, such as virtual switch or reality
Body switch.And the realization switching mode for switching switch can then be controlled by the data processing equipment C, data processing
Device C can control connection described in the switching switching of the attachment device B when getting the instruction of playing standard audio
Transmission path under first state is switched to the transmission path under the second state by the input terminal and output end of device.For example, with
Family passes through the key of click data processing unit C, has input the instruction of playing standard audio, data processing equipment C can be received
To after the instruction, switching command can be sent to attachment device B, so that the switching switch motion on attachment device B, to realize transmission
The switching in path changes the flow direction of data.
In some embodiments of the present application, the data processing equipment can be mobile terminal processing unit, at network-side
Manage the combination of device either mobile terminal processing unit and network-side processing unit.Wherein, the tool of the mobile terminal processing unit
Body realization can be all types of user equipment, for example including but be not limited to computer, mobile phone, tablet computer, smartwatch, bracelet etc.
All kinds of terminal devices.The specific implementation of the network-side processing unit can be disparate networks equipment, for example including but be not limited to
Such as network host, single network server, multiple network server collection or the set of computers based on cloud computing are realized.?
This, cloud is made of a large amount of hosts or network server for being based on cloud computing (Cloud Computing), wherein cloud computing is point
One kind that cloth calculates, a virtual machine consisting of a loosely coupled set of computers.
For example, Figure 10 is shown in a kind of auscultation system, the data processing equipment include mobile terminal processing unit C1 and
Network-side processing unit C2, wherein mobile terminal processing unit C1 can be mobile phone, tablet computer etc., network-side processing unit C2
It can be server, cloud platform etc..The mobile terminal processing unit C1 is connect by attachment device B with the auscultation apparatus A, institute
Network-side processing unit C2 is stated to connect with the mobile terminal processing unit C1, thus in corresponding auscultation method, the movement
It holds processing unit that can obtain audio signal from the auscultation apparatus, and the audio signal is sent to network-side processing dress
Set, the network-side processing unit then from the data processing equipment obtain audio signal, according to the audio signal determine with
Its matched standard audio, and notify the mobile terminal processing unit.In actual scene, standard audio can be stored in advance in
In the processing unit C1 of mobile terminal, network-side processing unit C2 is handled after determining matched standard audio in notice mobile terminal
When device C1, it is only necessary to which the mark of standard audio is sent to mobile terminal processing unit C1.Alternatively, standard audio can also be with
It is stored in network-side processing unit C2, when notifying mobile terminal processing unit C1, standard audio is sent to by shifting by network
Moved end processing unit C1.
When Figure 11 and Figure 12 respectively illustrates auscultation system realization auscultation method provided by the embodiments of the present application, in the first shape
Data flow figure under state and the second state.Wherein, the data flow under first state corresponds to the stream that user listens to acquisition audio
Journey, the data flow under the second state correspond to the process that user listens to standard audio.In Figure 11, acquisition is listened under first state
The process of audio is as follows:
Step 1, auscultation apparatus A acquires the analog audio signal of actual sound, is then converted into digital audio and video signals.
Step 2, auscultation apparatus A is by audio signal transmission to attachment device B.
Step 3, audio signal is divided into two-way output by attachment device B, is respectively transmitted to mobile terminal processing unit C1 and is listened
Mixer D.
It step 4, can be with its signal waveform of real-time display, by moving after processing unit C1 in mobile terminal obtains audio signal
End processing unit C1 is analyzed audio signal or is transferred to network-side processing unit C2 in local and analyzed, analysis
As a result (i.e. matched standard audio) is presented on the processing unit C1 of mobile terminal.
Step 5, the audio signal that hearing prosthesis D is exported to user, is listened to for user.
In Figure 12, the process that standard audio is listened under the second state is as follows:
Step 1, processing unit C1 in mobile terminal receives instruction, playing standard audio.If standard audio is stored at mobile terminal
It manages in device C1, then processing unit C1 in mobile terminal can directly export the data of standard audio, if standard audio is not stored in
In the processing unit C1 of mobile terminal, then the data of standard audio can be requested to network-side processing unit C2 by network, then again
Output.
Step 2, processing unit C1 in mobile terminal will need playing standard audio to be sent to attachment device B.
Step 3, the transmission path of attachment device B at this time is different from listening to the process of acquisition audio, will be at mobile terminal
The standard audio of reason device C1 is transmitted to hearing prosthesis D.
Step 4, the standard audio that hearing prosthesis D is exported to user, is listened to for user.
Figure 13 is shown in some embodiments of the application, mobile terminal processing unit and network-side processing unit processing audio letter
Number treatment process, including following processing step:
Step S1301, mobile terminal processing unit receive digital audio and video signals, and received mode can be wired or nothing
Line, wherein wired mode, which can be, is connected to mobile terminal processing unit from the audio output module of auscultation apparatus by tone frequency channel wire
Audio Input Modules；Wireless mode can be digital audio and video signals through wireless modes such as wifi, bluetooths from auscultation apparatus
It is transferred to mobile terminal processing unit.
Step S1302, software filtering are realized by software filtering algorithm and are filtered, and can be used to remove some drift noises
Or Hz noise etc..
Step S1303, the digital audio and video signals after obtaining software filtering.
Step S1304, mobile terminal processing unit display waveform carry out the digital audio and video signals after software filtering with software
It draws, shows corresponding waveform diagram, such as caardiophonogram or lungs sound figure.
Step S1305, audio signal upload network-side processing unit.
Step S1306, mobile terminal processing unit are uploaded to filtered digital audio and video signals at network-side by network
Reason device is stored, and the data of storage are checked again when can be by checking historical record.
Step S1307, network-side processing unit analyze the digital audio and video signals of upload, and analysis mode can be one
All kinds of parsers of series, such as big data analysis, self-learning algorithm etc..
Step S1308, the feedback result that network-side processing unit is obtained according to algorithm, and feedback result is sent out by network
Give mobile terminal processing equipment.
Step S1309, mobile terminal processing equipment show feedback result.
In other embodiments of the application, the data processing equipment can also store the audio signal got,
As history audio, so that user can also listen to history audio other than listening to real-time collected audio and standard audio.
I.e. in the second condition, the data processing equipment can also be sent out by the history audio for the storage that the attachment device will acquire
It send to hearing prosthesis, the hearing prosthesis is for playing the history audio, so that user listens to.
Auscultation method provided by the embodiments of the present application can provide a variety of audition modes as shown in figure 14 as a result, including
Real-time acquisition sound is listened, history acquisition sound, independent listening standard pronunciation is listened and is mixed with real-time acquisition sound and listened.
Wherein, listening real-time acquisition sound is exactly that collected audio signal is sent to audition dress in real time when auscultation
It sets, allows users to hear current collected real-time audio from hearing prosthesis.
History acquisition sound is listened to refer to that the history audio listened to and be stored on data processing equipment, such as history audio can deposit
Storage can be obtained and be played in the processing unit of the mobile terminal Duo Tai in network-side processing unit, thereby facilitate docking
Medical institution personnel can listen history audio at any time, to judge the state of an illness, and history audio can be used as case history library, for a long time with
The state of an illness state and development trend of track patient.
Independent listening standard pronunciation is after data processing equipment determines the standard audio for needing to play, to be passed through hearing prosthesis
It plays.
Then refer to while acquisition audio signal in real time with the real-time acquisition mixture of tones, is cut repeatedly by attachment device switching
It changes and listens standard pronunciation and in real time acquisition sound, user is allowed to compare difference between the two.
In some embodiments of the present application, if the data processing equipment is mobile terminal processing unit either mobile terminal
When the combination of processing unit and network-side processing unit, mobile terminal processing unit therein can also be shown and the sound to user
The standard audio of frequency Signal Matching.For example, data processing equipment includes a display screen, the standard pronunciation with the audio signals match
Frequency can show user using all kinds of forms such as list, icons on a display screen.Thus user can be according to the content of displaying
The instruction of playing standard audio is inputted, for example, directly clicking a certain standard audio in list on a display screen, or is pressed
Some key of mobile terminal processing unit etc., to input the instruction of playing standard audio.
In addition, the mobile terminal processing unit can also be shown according to the audio signal about the audio signal
Signal waveform, so that the signal waveform of collected audio signal can be observed in real time in user, visually auxiliary judgment, in turn
Improve the accuracy of judgement.
It should be noted that the application can be carried out in the assembly of software and/or software and hardware, for example, can adopt
With specific integrated circuit (ASIC), general purpose computer or any other realized similar to hardware device.In one embodiment
In, the software program of the application can be executed by processor to realize above step or function.Similarly, the software of the application
Program (including relevant data structure) can be stored in computer readable recording medium, for example, RAM memory, magnetic or
CD-ROM driver or floppy disc and similar devices.In addition, hardware can be used to realize in some steps or function of the application, for example,
As the circuit cooperated with processor thereby executing each step or function.
It is obvious to a person skilled in the art that the application is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case where without departing substantially from spirit herein or essential characteristic, the application can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and scope of the present application is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included in the application.Any reference signs in the claims should not be construed as limiting the involved claims.This
Outside, it is clear that one word of " comprising " does not exclude other units or steps, and odd number is not excluded for plural number.That states in device claim is multiple
Unit or device can also be implemented through software or hardware by a unit or device.The first, the second equal words are used to table
Show title, and does not indicate any particular order.
Claims (20)
1. a kind of auscultation apparatus, wherein the auscultation apparatus includes shell and the multiple groups audio collection being installed in the shell
Component, audio output module, communication module and mainboard, the multiple groups audio collection component, audio output module and communication module
It is connect respectively with the mainboard, the multiple groups audio collection component is used to acquire the audio signal of different frequency, and will collect
Audio signal be sent to the mainboard, after the mainboard carries out signal processing to the audio signal, pass through the audio
Output module is sent to hearing prosthesis or is sent to data processing equipment by the communication module.
2. auscultation apparatus according to claim 1, wherein every group of audio collection component includes pickup film and piezoelectric sensing
The pressure information is transferred to piezoelectric transducer for obtaining the pressure information from source of sound by device, the pickup film, institute
Piezoelectric transducer is stated for obtaining audio signal according to the pressure information, and the audio signal is sent to the mainboard.
3. auscultation apparatus according to claim 2, wherein the pickup film is installed on described by pickup thin film platen
Shell, the piezoelectric transducer are welded in the mainboard.
4. auscultation apparatus according to claim 3, wherein the auscultation apparatus includes two groups of audio collection components, described
Pickup film is circle, and the pickup thin film platen is circular ring shape, and the shell is cylinder, circle in two groups of audio collection components
The pickup thin film platen that the pickup film of shape passes through circular ring shape respectively is installed on the both ends of cylindrical shell.
5. auscultation apparatus according to any one of claim 1 to 4, wherein the mainboard include amplifier, filter and
A/D converter turns for successively amplifying processing, filtering processing and modulus to the collected audio signal of audio collection component
Change processing.
6. auscultation apparatus according to claim 5, wherein the amplifier includes the preposition amplification of sequentially connected low noise
Device and main amplifier.
7. a kind of auscultation system, wherein the auscultation system includes such as auscultation apparatus described in any one of claims 1 to 6, company
Connection device, hearing prosthesis and data processing equipment, the attachment device are filled with auscultation apparatus, hearing prosthesis and data processing respectively
Set connection；
In the first state, the auscultation apparatus is for acquiring audio signal, and is believed the audio by the attachment device
It number is sent to hearing prosthesis and data processing equipment, the hearing prosthesis is for playing the audio signal, the data processing
Device is for determining matched standard audio according to the audio signal；
In the second condition, the standard audio that the data processing equipment is used to will acquire by the attachment device is sent
To hearing prosthesis, the hearing prosthesis is for playing the standard audio.
8. auscultation system according to claim 7, wherein the attachment device is provided with switching switch, and the switching is opened
The input terminal and output end for switching the attachment device are closed, to adapt to the transmission path under first state and the second state,
Wherein, the transmission path under first state is that the audio signal from auscultation apparatus is respectively sent at hearing prosthesis and data
Device is managed, the transmission path under the second state is that the standard audio from data processing equipment is sent to hearing prosthesis.
9. auscultation system according to claim 8, wherein the data processing equipment is also used to getting broadcasting mark
When the instruction of quasi- audio, the input terminal and output end of attachment device described in the switching switching of the attachment device are controlled, it will
Transmission path under first state is switched to the transmission path under the second state.
10. auscultation system according to claim 7, wherein the data processing equipment is also used to store the sound got
Frequency signal, as history audio；
In the second condition, the history audio for the storage that the data processing equipment is also used to will acquire by the attachment device
It is sent to hearing prosthesis, the hearing prosthesis is for playing the history audio.
11. auscultation system according to claim 7, wherein the data processing equipment is also used to user's displaying and institute
The standard audio of audio signals match is stated, so that user inputs the instruction of playing standard audio according to the standard audio of displaying.
12. system according to claim 7, wherein the data processing equipment is also used to according to the audio signal,
Show the signal waveform about the audio signal.
13. system according to claim 7, wherein the data processing equipment includes mobile terminal processing unit and network
Processing unit is held, the mobile terminal processing unit is connect by attachment device with the auscultation apparatus, the network-side processing dress
It sets and is connect with the mobile terminal processing unit, the mobile terminal processing unit is used to obtain audio signal from the auscultation apparatus,
And the audio signal is sent to network-side processing unit, the network-side processing unit is used for from the data processing equipment
Audio signal is obtained, matched standard audio is determined according to the audio signal, and notify the mobile terminal processing unit.
14. a kind of auscultation method, wherein this method is applied to include that auscultation described in any one of claims 1 to 6 such as fills
Set, the auscultation system of attachment device, hearing prosthesis and data processing equipment, the attachment device respectively with auscultation apparatus, audition
Device is connected with data processing equipment, this method comprises:
In the first state, the auscultation apparatus acquires audio signal, and is sent out the audio signal by the attachment device
Send to hearing prosthesis and data processing equipment, the hearing prosthesis plays the audio signal, the data processing equipment according to
The audio signal determines matched standard audio；
In the second condition, the data processing equipment is sent to by the standard audio that the attachment device will acquire and is listened
Mixer, the hearing prosthesis play the standard audio.
15. auscultation method according to claim 14, wherein the attachment device is provided with switching switch, and this method is also
Include:
The input terminal and output end of attachment device described in the switching switching, to adapt under first state and the second state
Transmission path, wherein the transmission path under first state is that the audio signal from auscultation apparatus is respectively sent to audition dress
It sets and data processing equipment, the transmission path under the second state is that the standard audio from data processing equipment is sent to audition
Device.
16. auscultation method according to claim 15, wherein the auscultation method further include:
The data processing equipment when getting the instruction of playing standard audio, cut by the switching switch for controlling the attachment device
Transmission path under first state is switched to the transmission road under the second state by the input terminal and output end for changing the attachment device
Diameter.
17. auscultation method according to claim 14, wherein the auscultation method further include:
The audio signal that the data processing equipment storage is got, as history audio；
In the second condition, the history audio for the storage that the data processing equipment will acquire by the attachment device is sent to
Hearing prosthesis, the hearing prosthesis is for playing the history audio.
18. auscultation method according to claim 14, wherein the auscultation method further include:
The data processing equipment shows the standard audio with the audio signals match to user, so that user is according to displaying
The instruction of standard audio input playing standard audio.
19. auscultation method according to claim 14, wherein the auscultation method further include:
The data processing equipment shows the signal waveform about the audio signal according to the audio signal.
20. auscultation method according to claim 14, wherein the data processing equipment include mobile terminal processing unit and
Network-side processing unit, the mobile terminal processing unit is connect by attachment device with the auscultation apparatus, at the network-side
Reason device is connect with the mobile terminal processing unit；
The data processing equipment determines matched standard audio according to the audio signal, comprising:
The mobile terminal processing unit obtains audio signal from the auscultation apparatus, and the audio signal is sent to network-side
Processing unit；
The network-side processing unit is used to obtain audio signal from the data processing equipment, is determined according to the audio signal
Matched standard audio, and notify the mobile terminal processing unit；
Notice determining standard audio with the audio signals match of the mobile terminal processing unit based on acquisition.
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| CN201910309826.9A CN110074812A (en) | 2019-04-17 | 2019-04-17 | A kind of auscultation apparatus, system and method |
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| CN201910309826.9A CN110074812A (en) | 2019-04-17 | 2019-04-17 | A kind of auscultation apparatus, system and method |
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