CN105943080A - Intelligent stethophone - Google Patents
Intelligent stethophone Download PDFInfo
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- CN105943080A CN105943080A CN201610502425.1A CN201610502425A CN105943080A CN 105943080 A CN105943080 A CN 105943080A CN 201610502425 A CN201610502425 A CN 201610502425A CN 105943080 A CN105943080 A CN 105943080A
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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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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/006—Detecting skeletal, cartilage or muscle noise
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- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rheumatology (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The invention provides an intelligent stethophone which comprises a sensor, a filter, an analog-digital converter and a microcontroller which are electrically connected sequentially as well as a data analysis module, a display module and a listening module which are electrically connected with the microcontroller, wherein the sensor collects a sound signal and transmits the sound signal to the filter; the filter selects the sound signal of a specific frequency range and transmits the sound signal to the analog-digital converter; the analog-digital converter converts the sound signal of the specific frequency range into a digital audio signal and transmits the digital audio signal to the microcontroller; the microcontroller transmits the digital audio signal to the data analysis module; the data analysis module carries out big data computering and self-learning algorithm analysis on the digital audio signal and feeds back the analysis result to the microcontroller; the microcontroller transmits the oscillograph and analysis result of the digital audio signal to the display module for displaying; the digital audio signal is transmitted to the listening module to be played. By adopting the intelligent stethophone, the auscultation result acquiring real-time property and stethophone operation convenience are improved.
Description
Technical field
The present invention relates to Medical Instruments technical field, in particular to a kind of Intelligent stethoscope.
Background technology
Stethoscope is the diagnosis apparatus that inside and outside woman doctor is the most frequently used, and stethoscope is to be diagnosed by sound
Disease, this is a kind of diagnostic means minimum to human injury.Stethoscope since be applied to clinical with
Coming, profile and acoustic mode have constantly improvement, but the change of its basic structure is little, mainly by pickup
Partly (chest piece), conduction portion (sebific duct) and audition part (ear piece) composition.
Existing stethoscope uses aerial conduction form mostly, and type mainly has alone stethoscope, double-purpose
Stethoscope, vertical stethoscope, universal stethoscope and the electronic stethoscope occurred recently.Existing greatly
Most stethoscope function singlenesses；Doctor, when operating stethoscope, needs manually recorded auscultation information, behaviour
Make to lack convenience；And stethoscope pickup noise is many, affect auscultation effect.
Lack the problem of convenience for above-mentioned stethoscope function singleness, operation, the most not yet propose to have
The solution of effect.
Summary of the invention
In view of this, the purpose of the embodiment of the present invention is to provide a kind of Intelligent stethoscope, listens to improve
Examine real-time and the convenience of stethoscope operation that result obtains.
First aspect, embodiments provides a kind of Intelligent stethoscope, and this Intelligent stethoscope includes
Sensor, wave filter, analog-digital converter and the microcontroller being sequentially connected electrically, and respectively with micro-control
Data analysis module, display module and the audition module of device processed electrical connection；The sensor collects sound
Transmit to wave filter after tone signal；This wave filter selects special frequency channel from the acoustical signal received
Acoustical signal, by the transmission of sound signals of special frequency channel to analog-digital converter；This analog-digital converter will
The acoustical signal of special frequency channel is converted into digital audio and video signals, and transmits digital audio and video signals to micro-control
Device processed；Digital audio and video signals is transmitted to data analysis module by this microcontroller；This data analysis module
Digital audio and video signals is carried out big data calculating and self-learning algorithm analysis, analysis result is fed back to micro-
Controller；After this microcontroller receives analysis result, by oscillogram and the analysis of digital audio and video signals
Result transmission shows to display module；Digital audio and video signals transmission is played out to audition module.
In conjunction with first aspect, embodiments provide the first possible embodiment party of first aspect
Formula, wherein, above-mentioned Intelligent stethoscope also includes the memorizer electrically connected with microcontroller, is used for storing
Digital audio and video signals and analysis result.
In conjunction with first aspect, embodiments provide the embodiment party that the second of first aspect is possible
Formula, wherein, above-mentioned Intelligent stethoscope also includes the communication module electrically connected with microcontroller；Above-mentioned micro-
Digital audio and video signals is transmitted the data server to high in the clouds by communication module by controller.
In conjunction with the embodiment that the second of first aspect is possible, embodiments provide first party
The third possible embodiment in face, wherein, above-mentioned communication module passes through Wireless Fidelity WIFI, indigo plant
Tooth or purple honeybee Zigbee-technology connect the data server in high in the clouds, detection equipment, computer or interconnection
Net.
In conjunction with first aspect, embodiments provide the 4th kind of possible embodiment party of first aspect
Formula, wherein, above-mentioned Intelligent stethoscope also includes the manual key operation electrically connected with above-mentioned microcontroller
Device, this manual key operator is provided with switch key, volume adjusting button and mode selection button；
After above-mentioned microcontroller receives the button signal of telecommunication of manual key operator, perform the button signal of telecommunication pair
The process answered.
In conjunction with first aspect, embodiments provide the 5th kind of possible embodiment party of first aspect
Formula, wherein, above-mentioned Intelligent stethoscope also includes the touch screen operation device electrically connected with microcontroller, should
After microcontroller receives the touch signal of telecommunication of touch screen operation device, perform to touch the place that the signal of telecommunication is corresponding
Reason, wherein, this touch signal of telecommunication is the operating space that the touch screen of user's touch-sensitive screen contact operator shows
Produce.
In conjunction with first aspect, embodiments provide the 6th kind of possible embodiment party of first aspect
Formula, wherein, above-mentioned wave filter selects frequency range to include for gather heart sound signals 10 hertz to 500
Hertz, for gather 300 hertz to 1000 hertz of lung sounds signal and for gather heart and
The full frequency band of lung sounds signal.
In conjunction with first aspect, embodiments provide the 7th kind of possible embodiment party of first aspect
Formula, wherein, above-mentioned audition module includes dual-channel headphone；The sensitivity of this dual-channel headphone more than or
Equal to 120dB/mV.
In conjunction with first aspect, embodiments provide the 8th kind of possible embodiment party of first aspect
Formula, wherein, the sensor includes piezoelectric transducer；This piezoelectric transducer uses non-direct contact skin
The mode collected sound signal of skin.
In conjunction with first aspect, embodiments provide the 9th kind of possible embodiment party of first aspect
Formula, wherein, the digital audio and video signals of above-mentioned analog-digital converter output is the numeral more than or equal to 16
Signal.
A kind of Intelligent stethoscope that the present invention provides, is obtained by sensor, wave filter and analog-digital converter
Obtain heart or the digital audio and video signals of pulmonary of special frequency channel, by data analysis module to above-mentioned numeral
Audio signal carries out computational analysis, it is possible to obtain to heart or the pre-diagnostic result of pulmonary disease；Pass through
Above-mentioned display module, can show the waveform of above-mentioned digital audio and video signals, above-mentioned pre-diagnostic result in real time；
By above-mentioned audition module, can be with the above-mentioned digital audio and video signals of real-time play；Said apparatus can be real-time
Display auscultated results, simple operation and the pre-diagnosis of disease can be realized.
For making the above-mentioned purpose of the present invention, feature and advantage to become apparent, preferable reality cited below particularly
Execute example, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to required in embodiment
Accompanying drawing to be used is briefly described, it will be appreciated that the following drawings illustrate only some of the present invention
Embodiment, is therefore not construed as the restriction to scope, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
Fig. 1 shows the structure chart of a kind of Intelligent stethoscope that the embodiment of the present invention provided；
Fig. 2 shows the concrete structure figure of a kind of Intelligent stethoscope that the embodiment of the present invention provided.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this
Accompanying drawing in inventive embodiments, is clearly and completely described the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.
Generally herein described in accompanying drawing and the assembly of the embodiment of the present invention that illustrates can be with various different joining
Put and arrange and design.Therefore, retouching in detail the embodiments of the invention provided in the accompanying drawings below
State the scope being not intended to limit claimed invention, but be merely representative of the selected reality of the present invention
Execute example.Based on embodiments of the invention, those skilled in the art are not before making creative work
Put the every other embodiment obtained, broadly fall into the scope of protection of the invention.
Lacking the problem of convenience in view of existing stethoscope function singleness, operation, the present invention implements
Example provides a kind of Intelligent stethoscope, and this technology can use relevant software and hardware to realize, below
It is described by embodiment.
Embodiment 1
The structure chart of a kind of Intelligent stethoscope shown in Figure 1.
Sensor 10 that this Intelligent stethoscope includes being sequentially connected electrically, wave filter 11, analog-digital converter 12
With microcontroller 13, and the data analysis module 14, aobvious electrically connected with this microcontroller 13 respectively
Show module 15 and audition module 16.
The sensor 10 collects transmission extremely above-mentioned wave filter 11 after acoustical signal；This wave filter 11
From the acoustical signal received, select the acoustical signal of special frequency channel, the sound of special frequency channel is believed
Number transmission is to above-mentioned analog-digital converter 12；The acoustical signal of special frequency channel is changed by this analog-digital converter 12
Become digital audio and video signals, and by digital audio and video signals transmission to above-mentioned microcontroller 13；This microcontroller
13 by digital audio and video signals transmission extremely above-mentioned data analysis module 14；This data analysis module 14 logarithm
Word audio signal carries out big data and calculates and self-learning algorithm analysis, analysis result is fed back to above-mentioned micro-
Controller 13；After this microcontroller 13 receives analysis result, by the oscillogram of digital audio and video signals and
Analysis result transmission shows to above-mentioned display module 15；Digital audio and video signals transmission is listened to above-mentioned
Sound module 16 plays out.
It should also be noted that similar label and letter represent similar terms, therefore, one in following accompanying drawing
A certain Xiang Yi the accompanying drawing of denier is defined, then need not it is carried out further in accompanying drawing subsequently
Definition and explanation.
Above-mentioned microcontroller can also be single-chip microcomputer, pico computer or microprocessor etc..
Above-mentioned big data calculate the Treatment Analysis instrument being applied to and include: (1) Hadoop, this Hadoop
It it is a kind of software frame that mass data can be carried out distributed treatment；This Hadoop has reliability
The advantage such as higher, processing speed is very fast, processing cost is low；(2) Storm, this Storm be a kind of from
By open source software, it also it is a kind of distributed, fault-tolerant real time computation system；This Storm can be reliable
Ground processes huge data stream；(3) RapidMiner, this RapidMiner are a kind of outstanding data
Excavate solution；This RapidMiner carries out the in extensive range of data mining, and can simplify data
Design in mining process and evaluation procedure, data mining capability process is simple, directly perceived.
Above-mentioned self-learning algorithm includes artificial neural network algorithm, genetic algorithm and ant group algorithm etc..
A kind of Intelligent stethoscope that the embodiment of the present invention provides, is turned by sensor, wave filter and modulus
Parallel operation obtains heart or the digital audio and video signals of pulmonary of special frequency channel, by data analysis module to upper
State digital audio and video signals and carry out computational analysis, it is possible to obtain to heart or the pre-diagnostic result of pulmonary disease；
By above-mentioned display module, the waveform of above-mentioned digital audio and video signals, above-mentioned pre-diagnosis can be shown in real time
Result；By above-mentioned audition module, can be with the above-mentioned digital audio and video signals of real-time play；Said apparatus can
To show auscultated results in real time, simple operation and the pre-diagnosis of disease can be realized.
Unless specifically stated otherwise, the parts illustrated the most in these embodiments and the relative step of step
Suddenly, numerical expression and numerical value do not limit the scope of the invention.
Check historical information sometimes in view of user, the embodiment of the present invention is when actual realization, above-mentioned
Intelligent stethoscope also includes the memorizer electrically connected with above-mentioned microcontroller, and this memorizer is used for storing number
Word audio signal and analysis result.
Digital audio and video signals and pre-diagnostic result can be preserved by above-mentioned memorizer, facilitate user with
Time check relevant information.
In view of needing to send to data the digital audio and video signals in Intelligent stethoscope and pre-diagnostic result
Server, the embodiment of the present invention is when actual realization, and above-mentioned Intelligent stethoscope also includes and above-mentioned micro-control
The communication module of device processed electrical connection；Digital audio and video signals is passed by above-mentioned microcontroller by this communication module
Transport to the data server in high in the clouds.
Preferably, the design of above-mentioned communication module can have following features: (1) uses low-power consumption
Design, real-time online average current is less than or equal to 10 milliamperes；(2) short message, special line, VPN are supported
The multiple networking mode such as private network, and support region name analysis function；(3) UDP, Transmission Control Protocol are supported, and
Support data transparent transmission.
Above-mentioned digital audio and video signals and pre-diagnostic result can be transmitted to high in the clouds by above-mentioned communication module
Data server, and then realize preservation and the reprocessing of data.
Communication, above-mentioned communication module is needed when transmitting data in view of above-mentioned communication module
The data server in high in the clouds, detection is connected by Wireless Fidelity WIFI, bluetooth or purple honeybee Zigbee-technology
Equipment, computer or the Internet.
By above-mentioned communication, can make above-mentioned Intelligent stethoscope and multiple server, equipment,
Computer or network connect, and realize above-mentioned Intelligent stethoscope and extraneous multiple number quickly and easily
According to exchange.
Needing to operate above-mentioned Intelligent stethoscope in view of user, the embodiment of the present invention is real in reality
Now, above-mentioned Intelligent stethoscope also includes the manual key operator electrically connected with microcontroller, this hands
Dynamic button operation device is provided with switch key, volume adjusting button and mode selection button；Microcontroller
After receiving the button signal of telecommunication of manual key operator, perform the process that the button signal of telecommunication is corresponding.Its
In, above-mentioned mode selection button is for selecting the filtering frequency range of above-mentioned wave filter.
User can be realized by above-mentioned manual key operator the switching on and shutting down of above-mentioned Intelligent stethoscope are grasped
Work, volume adjusting and model selection, it is achieved user is mutual with above-mentioned Intelligent stethoscope, improves
Above-mentioned stethoscopic convenience.
Further, for the most user friendly operation, the embodiment of the present invention when actual realization,
Above-mentioned Intelligent stethoscope also includes the touch screen operation device electrically connected with above-mentioned microcontroller, above-mentioned micro-control
After device processed receives the touch signal of telecommunication of this touch screen operation device, perform to touch the process that the signal of telecommunication is corresponding,
Wherein, touching the signal of telecommunication is the operating space generation that the touch screen of user's touch-sensitive screen contact operator show.
By above-mentioned touch screen operation device, it is possible to use above-mentioned Intelligent stethoscope is controlled by family easily
System, improves the simple operation of above-mentioned Intelligent stethoscope.
Auscultation can be carried out for Different Organs in view of user, the embodiment of the present invention when actual realization,
Wave filter in above-mentioned Intelligent stethoscope selects frequency range to include 10 hertz for gathering heart sound signals
To 500 hertz, for gathering 300 hertz to 1000 hertz of lung sounds signal and for gathering
Heart and the full frequency band of lung sounds signal.
In all examples being illustrated and described herein, any occurrence should be construed as merely example
Property rather than as limit, therefore, other examples of exemplary embodiment can have different
Value
Above-mentioned wave filter is also connected with above-mentioned microcontroller；User by above-mentioned manual key operator or
Person's touch screen operation device sends after selecting frequency range instruction, and this microcontroller receives and selects instruction, and controls
Described wave filter, makes this wave filter carry out Frequency Band Selection according to the instruction of above-mentioned selection frequency range.
By arranging the selection frequency range of above-mentioned wave filter, it is possible to achieve user's merit to Different Organs auscultation
Can, improve the auscultation specific aim of above-mentioned Intelligent stethoscope, and then promote the experience of user.
In order to allow users to the clearly auscultation acoustical signal to organ, the embodiment of the present invention is in reality
When realizing, the audition module of above-mentioned Intelligent stethoscope includes dual-channel headphone, the spirit of this dual-channel headphone
Sensitivity is more than or equal to 120dB/mV.
By arranging highly sensitive earphone, it is possible to make user's clearly auscultation to the sound letter of each organ
Number, and then make user judge organ health status more accurately.
In order to gather the acoustical signal of organ more accurately, the embodiment of the present invention when actual realization, on
State Intelligent stethoscope sensor and include piezoelectric transducer；This piezoelectric transducer uses non-direct contact skin
Mode collected sound signal.
Above-mentioned piezoelectric transducer be utilize some dielectric medium stress after the sensing made of piezoelectric effect that produces
Device.Wherein, piezoelectric effect is the main operational principle of above-mentioned piezoelectric transducer.At above-mentioned piezoelectric sensing
In device, the conversion of pressure and the signal of telecommunication is mainly completed by the core component of this pressure transducer, this core
Parts mainly include pressure detecting body and amplifying circuit.
Above-mentioned piezoelectric transducer can gather the vibrations of human body surface, forms high definition simulation auscultation audio frequency letter
Number, and this piezoelectric transducer can be not directly contacted with skin and just can collect clearly auscultative signal, and
Effectively shield ambient noise, improve auscultation effect.
Further, in order to form more exact figure audio signal, the embodiment of the present invention is in reality
When realizing, the digital audio and video signals of the analog-digital converter output of above-mentioned Intelligent stethoscope is for being more than or equal to
The digital signal of 16.
Preferably, above-mentioned analog-digital converter can be following several types: (1) integrating analogue digital converter number conversion
Device, this integral analogue-to-digital converter is that input voltage is converted into time or frequency, by intervalometer or
Enumerator obtains digital value；(2) gradually comparing pattern number converter, this gradually compares pattern number conversion
Device is consisted of gradually CL Compare Logic a comparator and digital to analog converter；(3) voltage to frequency conversion pattern
Number converter, this voltage to frequency conversion pattern number converter realizes analog digital conversion by indirect conversion mode, its
First the analogue signal of input is converted into frequency, then with enumerator, frequency is converted into digital quantity.
The analog-digital converter processed by above-mentioned 16 bit digital, can be collected above-mentioned piezoelectric transducer
High definition analogue signal be converted into exact figure audio signal, and then facilitate the storage of signal and locate again
Reason.
Embodiment 2
The concrete structure figure of a kind of Intelligent stethoscope shown in Figure 2.
This Intelligent stethoscope includes that the piezoelectric transducer 20 being sequentially connected electrically (is equivalent to above-described embodiment 1
In sensor 10), electronic filter 21 (being equivalent to the wave filter 11 in above-described embodiment 1), AD
Modular converter 22 (being equivalent to the analog-digital converter 12 in above-described embodiment 1) and MCU module 23 (phase
Microcontroller 13 when in above-described embodiment 1), and electrically connect with this MCU module 23 respectively
Control module 24, memory module 25, communication module 26, artificial intelligence's data analysis module 27 (phase
Data analysis module 14 when in above-described embodiment 1), display module 15 and audition module 16；Its
In, above-mentioned electronic filter 21 also electrically connects with above-mentioned MCU module 23.
Above-mentioned electronic filter 21 can be by Electronic Control and then the choosing realizing filter filtering frequency
Select；Above-mentioned frequency filtering divides three band limits, and including 10 hertz to 500 hertz, this frequency range is used for
Gather heart sound；300 hertz to 1000 hertz, this frequency range is used for gathering lungs sound；10 hertz to 1000
Hertz, this frequency range is full frequency band, is used for hearing the rhythm of the heart and lungs sound simultaneously.The selection of above-mentioned band limits can
By the mode selecting key in above-mentioned control module 24, a key control model selection, to make user operation
More simple and convenient.
This vibration signal, for gathering the vibration signal of human body surface, is converted by above-mentioned piezoelectric transducer 20
For audio signal；This piezoelectric transducer 20 can be not directly contacted with patient skin, middle across medicated clothing etc.
Still can collect audio signal accurately, thus obtain auscultated results clearly；This piezoelectric sensing
Device 20 can also shield the interference of environmental noise effectively, improves auscultation effect.
Above-mentioned AD conversion module 22 has 16 bit digital disposal abilities, the high definition simulation letter that will collect
Number it is converted into digital signal.
Above-mentioned MCU module 23, for processing controls information, and performs above-mentioned artificial intelligence's data analysis
The analysis result of module 27；This MCU module 23 treatment effeciency is higher and postpones low.
Above-mentioned memory module 25 is for storing the high definition audio file and above-mentioned artificial intelligence's data collected
Analyze the analysis result of module 27.
Above-mentioned artificial intelligence's data analysis module 27 by using big data and self-learning algorithm, enough for
Respiratory system diseases such as asthma and have the heart disease of cardiac murmur symptom, it is achieved the sieve of focus characteristic
Choosing and identification, and then help user to carry out the preliminary judgement of disease.
The voice data collected can be carried out real-time waveform and show by above-mentioned display module 15；This shows
Show that module 15 can also show the above-mentioned artificial intelligence's data analysis module 27 automatic mark to lesions position
Note result and the preliminary judged result of disease；It addition, this display module 15 can also show user's
Relevant information, and show be stored in above-mentioned memory module 25, associated user history voice data
Waveform.
The communication mode of above-mentioned communication module 26 includes WIFI, bluetooth, zigbee, mobile network etc.；
By this communication module 26, above-mentioned Intelligent stethoscope can connect other detection equipment, computer,
Cloud database and other network of relations etc., thus realize the importing of data, mutual etc..
Above-mentioned control module 24 includes key, volume key and mode selecting key；This control module 24
Also include touch screen；User by this touch screen, can carry out the operation on the software be correlated with and input；
After above-mentioned MCU module 23 receives the touch signal of telecommunication of this touch screen, perform to touch the signal of telecommunication corresponding
Process.
Above-mentioned audition module 16 is realized by the high-quality dual-channel headphone of sensitivity 120dB/mV, can
So that user hears high definition tonequality, and auscultation effect is better than traditional mechanical type stethoscope.
In several embodiments provided herein, it should be understood that disclosed system, device
And method, can realize by another way.Device embodiment described above is only signal
Property, such as, the division of described unit, being only a kind of logic function divides, actual can when realizing
There to be other dividing mode, the most such as, multiple unit or assembly can in conjunction with or be desirably integrated into
Another system, or some features can ignore, or do not perform.Another point, shown or discussed
Coupling each other or direct-coupling or communication connection can be by some communication interfaces, device or
The INDIRECT COUPLING of unit or communication connection, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate,
The parts shown as unit can be or may not be physical location, i.e. may be located at a ground
Side, or can also be distributed on multiple NE.Can select therein according to the actual needs
Some or all of unit realizes the purpose of the present embodiment scheme.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit
In, it is also possible to it is that unit is individually physically present, it is also possible to two or more unit are integrated in
In one unit.
If described function realizes using the form of SFU software functional unit and as independent production marketing or make
Used time, can be stored in a computer read/write memory medium.Based on such understanding, this
Part that prior art is contributed by bright technical scheme the most in other words or this technical scheme
Part can embody with the form of software product, and this computer software product is stored in a storage
In medium, including some instructions with so that a computer equipment (can be personal computer, take
Business device, or the network equipment etc.) perform completely or partially walking of method described in each embodiment of the present invention
Suddenly.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD
Etc. the various media that can store program code.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention not office
Being limited to this, any those familiar with the art, can in the technical scope that the invention discloses
Readily occur in change or replace, all should contain within protection scope of the present invention.Therefore, the present invention
Protection domain should described be as the criterion with scope of the claims.
Claims (10)
1. an Intelligent stethoscope, it is characterised in that include sensor, the filtering being sequentially connected electrically
Device, analog-digital converter and microcontroller, and the data analysis electrically connected with described microcontroller respectively
Module, display module and audition module；
Described sensor acquisition is transmitted to described wave filter after acoustical signal；
The acoustical signal of special frequency channel selected from the described acoustical signal received by described wave filter,
By the transmission of sound signals of special frequency channel to described analog-digital converter；
The acoustical signal of described special frequency channel is converted into digital audio and video signals by described analog-digital converter, and
By the transmission of described digital audio and video signals to described microcontroller；
Described microcontroller is by described digital audio and video signals transmission extremely described data analysis module；
Described data analysis module carries out big data calculating to described digital audio and video signals and self study is calculated
Method is analyzed, and analysis result feeds back to described microcontroller；
After described microcontroller receives described analysis result, by the oscillogram of described digital audio and video signals
Show to described display module with the transmission of described analysis result；Described digital audio and video signals is transmitted
Play out to described audition module.
Intelligent stethoscope the most according to claim 1, it is characterised in that described intelligence auscultation
Device also includes the memorizer electrically connected with described microcontroller, be used for storing described digital audio and video signals and
Described analysis result.
Intelligent stethoscope the most according to claim 1, it is characterised in that described intelligence auscultation
Device also includes the communication module electrically connected with described microcontroller；Described microcontroller is by described communication
Module is by the data server of described digital audio and video signals transmission to high in the clouds.
Intelligent stethoscope the most according to claim 3, it is characterised in that described communication module
By Wireless Fidelity WIFI, bluetooth or purple honeybee Zigbee-technology connect described high in the clouds data server,
Detection equipment, computer or the Internet.
Intelligent stethoscope the most according to claim 1, it is characterised in that described intelligence auscultation
Device also includes the manual key operator electrically connected with described microcontroller, described manual key operator
It is provided with switch key, volume adjusting button and mode selection button；Described microcontroller receives institute
After stating the button signal of telecommunication of manual key operator, perform the process that the described button signal of telecommunication is corresponding.
Intelligent stethoscope the most according to claim 1, it is characterised in that described intelligence auscultation
Device also includes the touch screen operation device electrically connected with described microcontroller, and described microcontroller receives institute
After stating the touch signal of telecommunication of touch screen operation device, perform the process that the described touch signal of telecommunication is corresponding, wherein,
The described touch signal of telecommunication is the operating space product that user taps that the touch screen of described touch screen operation device shows
Raw.
Intelligent stethoscope the most according to claim 1, it is characterised in that described wave filter selects
Select frequency range to include for gather heart sound signals 10 hertz to 500 hertz, for gathering pulmonary
300 hertz of acoustical signal are to 1000 hertz and for gathering the complete of heart and lung sounds signal
Frequency range.
Intelligent stethoscope the most according to claim 1, it is characterised in that described audition module
Including dual-channel headphone；The sensitivity of described dual-channel headphone is more than or equal to 120dB/mV.
Intelligent stethoscope the most according to claim 1, it is characterised in that described sensor bag
Include piezoelectric transducer；Described piezoelectric transducer uses the mode of non-direct contact skin to gather described sound
Signal.
Intelligent stethoscope the most according to claim 1, it is characterised in that described analog digital conversion
The described digital audio and video signals of device output is the digital signal more than or equal to 16.
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| CN201610502425.1A CN105943080A (en) | 2016-06-30 | 2016-06-30 | Intelligent stethophone |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN112022200A (en) * | 2020-09-18 | 2020-12-04 | 湖南万脉医疗科技有限公司 | Multifunctional equipment for visual heart sound identification |
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