CN203609445U - Electronic stethoscope - Google Patents
Electronic stethoscope Download PDFInfo
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- CN203609445U CN203609445U CN201320773111.7U CN201320773111U CN203609445U CN 203609445 U CN203609445 U CN 203609445U CN 201320773111 U CN201320773111 U CN 201320773111U CN 203609445 U CN203609445 U CN 203609445U
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Abstract
The utility model discloses an electronic stethoscope which comprises an auscultation head, an electronic sound pick-up device for converting an acquired sound wave into an electronic sound simulation signal, a filter for filtering noise in the electronic sound simulation signal within a designated frequency range and outputting a filtered electronic sound simulation signal, an amplifier for amplifying the electronic sound simulation signal, a built-in loudspeaker arranged in a sound receiver and used for playing sound according to the amplified electronic sound simulation signal and transmitting the sound to the sound receiver, the sound receiver for listening the sound, a converter for converting the electronic sound simulation signal into a digital sound signal, a waveform analysis module for converting the digital sound signal into a waveform image signal, and a displayer for displaying a waveform image. The difficulty that a medical worker captures valuable sound from the electronic stethoscope can be reduced, and the auscultation efficiency and auscultation accuracy rate are improved.
Description
Technical field
The application relates to technical field of medical instruments, relates in particular to a kind of electronic stethoscope.
Background technology
Stethoscope is a kind of medical instrument, for example, in order to listen to the sound in health: heart, breathing and the intestines and stomach etc.Adopting stethoscope to carry out auscultation, is that doctor checks patient, a kind of important method diagnosing the illness.Stethoscope mainly by the can for pickup, for conducting the rubber tube of sound and forming for receiver of listening to sound etc.The can that current stethoscopic principle is stethoscopic front end contains a film chamber that area is larger, and receiver one end of filling in ear is because tract is carefully narrow, gas pulsation amplitude can be larger than tract, can amplify sound wave vibrations in patient body, thereby contribute to doctor to hear sound wave in patient body, and then diagnose the illness.
But, existing stethoscopic structure is comparatively simple, the sound capturing is the morbid sound that the each internal organs of human body send, need doctor manually rule of thumb to tell wherein valuable sound, thereby therefore need doctor to have quite high experience to analyze patient's the state of an illness to capture observantly valuable sound.In a word, existing stethoscope is had relatively high expectations to doctor's experience, auscultation inefficiency, and the accuracy rate of auscultation is lower.
Utility model content
In view of this, main purpose of the present utility model is to provide a kind of electronic stethoscope, catches the difficulty of valuable sound to reduce medical worker from electronic stethoscope, improves auscultation efficiency and auscultation accuracy rate.
The technical solution of the utility model is achieved in that
A kind of electronic stethoscope, comprising:
For the can of pickup;
Be arranged in can, for gathering the electronic pick-up of acoustic signals, this electronic pick-up converts the acoustic signals collecting sound electronic simulation signal to and is transferred to wave filter described later;
Wave filter, for by the noise-filtering of designated frequency range of the sound electronic simulation signal of input, the sound electronic simulation signal after output filtering is given amplifier described later;
Amplifier, for amplifying inputted sound electronic simulation signal, exports to boombox described later and transducer by the sound electronic simulation signal after amplifying;
Boombox, is arranged in receiver described later, for playing out sound according to the sound electronic simulation signal receiving, imports described receiver into;
Receiver, for listening to sound;
Transducer, for the sound electronic simulation signal of input is converted to audio digital signal, exports to waveform analysis module described later;
Waveform analysis module, for inputted audio digital signal is converted to waveform signal of video signal, and exports to display described later;
Display, for showing described waveform image.
In a kind of preferred embodiment, this electronic stethoscope further comprises frequency selection module, for the frequency range of selecting to specify internal organs corresponding, and gives described wave filter by selected appointment internal organs respective frequencies range notification; Described wave filter is further used for the noise-filtering except frequency range corresponding to selected appointment internal organs in the sound electronic simulation signal of input, and the sound electronic simulation signal after output filtering is given described amplifier.
In a kind of preferred embodiment, this electronic stethoscope further comprises:
Memorizer, described transducer is further used for described audio digital signal to be input in this memorizer, described waveform analysis module is further used for described waveform signal of video signal to be input in this memorizer, and described memorizer is for storing described waveform signal of video signal and described audio digital signal according to time synchronized;
Player, for read from memorizer stored voice history digital signal decode play and output sound to described boombox, synchronously read corresponding waveform signal of video signal simultaneously and export to described display and carry out simultaneous display.
In a kind of preferred embodiment, this electronic stethoscope further comprises input equipment, for inputting ID to memorizer; Described memorizer is used for described ID and described audio digital signal and waveform signal of video signal association store; In the time of playback sound, this input equipment is used for inputting ID to described player, described player reads the waveform signal of video signal of audio digital signal corresponding to this ID and synchronous recording thereof from memorizer, decoding output sound is given described boombox, and output waveform image and heart rate are given described display.
In a kind of preferred embodiment, described waveform analysis module is further used for: analyze wave period according to described audio digital signal, calculate heart rate according to wave period, output heart rate is to display; Described display is further used for showing described heart rate.
In a kind of preferred embodiment, this electronic stethoscope further comprises external speaker, and described amplifier is further used for described sound electronic simulation signal to export to external speaker, exports corresponding sound by this external speaker.
Compared with prior art, electronic stethoscope of the present utility model can be in the time carrying out auscultation, gather sound electronic simulation signal by the electronic pick-up in can, with wave filter by the noise-filtering of designated frequency range in the sound electronic simulation signal of input, by amplifier, boombox, sound is played to receiver afterwards, doctor can mention the auscultated sound that filters out noise by receiver, thereby reduction doctor therefrom captures the difficulty of valuable target sound, improve auscultation efficiency and auscultation accuracy rate.Doctor can also check the waveform image of the auscultated sound showing in display simultaneously, thereby by this multi-Dimensional parameters of image, described auscultated sound is further made a definite diagnosis, therefore this utility model is by filtering with waveform image is provided, not only provide the sound targetedly for certain internal organs to medical worker, and can provide the information references such as waveform image, thereby reduction medical worker catches the difficulty of valuable sound from electronic stethoscope, improve auscultation efficiency, improve the accuracy rate of auscultation.
Accompanying drawing explanation
Fig. 1 is a kind of structure chart of electronic stethoscope described in the utility model;
Fig. 2 is another structure chart of electronic stethoscope described in the utility model;
Fig. 3 is another structure chart of electronic stethoscope described in the utility model;
Fig. 4 is another structure chart of electronic stethoscope described in the utility model.
The specific embodiment
Below in conjunction with drawings and the specific embodiments, this utility model is further described in more detail.
Fig. 1 is a kind of structure chart of electronic stethoscope described in the utility model.Referring to Fig. 1, this electronic stethoscope comprises:
For the can 101 of pickup;
Be arranged in can 101, for gathering the electronic pick-up 102 of acoustic signals, this electronic pick-up 102 converts the acoustic signals collecting sound electronic simulation signal to and is transferred to wave filter 103 described later;
Boombox 105, is arranged in receiver 106 described later, for playing out sound according to the sound electronic simulation signal receiving, imports described receiver 106 into;
Receiver 106, for listening to sound;
Wherein each building block of empty wire frame representation in figure can be arranged in a physical entity, certainly, also can cut apart voluntarily as required and be arranged on more than two in physical entity.
Utilize electronic stethoscope as shown in the figure, medical worker can be in the time carrying out auscultation, gather sound electronic simulation signal by the electronic pick-up 102 in can 101, with wave filter 103 by the noise-filtering of designated frequency range in the sound electronic simulation signal of input, by amplifier 104, boombox 105, sound is played to receiver 106 afterwards, doctor can mention the auscultated sound that filters out noise by receiver 106, thereby reduction doctor therefrom captures the difficulty of valuable target sound, improve auscultation efficiency and auscultation accuracy rate.Doctor can also check the waveform image of the auscultated sound showing in display 109 simultaneously, thereby by this multi-Dimensional parameters of image, described auscultated sound is further made a definite diagnosis, therefore this utility model is by filtering with waveform image is provided, not only provide the sound targetedly for certain internal organs to medical worker, and can provide the information references such as waveform image, thereby reduction medical worker catches the difficulty of valuable sound from electronic stethoscope, improve auscultation efficiency, improve the accuracy rate of auscultation.
Fig. 2 is another structure chart of electronic stethoscope described in the utility model, in this kind of preferred embodiment, on the basis of embodiment described in above-mentioned Fig. 1, this electronic stethoscope further comprises frequency selection module 110, for the frequency range of selecting to specify internal organs corresponding, and give described wave filter 103 by selected appointment internal organs respective frequencies range notification;
Described wave filter 103 is further used for the noise-filtering except frequency range corresponding to selected appointment internal organs in the sound electronic simulation signal of input, and the sound electronic simulation signal after output filtering is given described amplifier 104.
For example, described frequency is selected, in module 110, the frequency ranges corresponding to each internal organs such as heart, lung pipe, abdominal part to be set, and selection button can be set for medical worker's selection.Like this, medical worker just can therefrom select corresponding internal organs to carry out auscultation.For example, if medical worker wishes patient's heart to carry out auscultation, select the frequency range that heart is corresponding, so described wave filter 103 can be by the noise-filtering except frequency range corresponding to heart in the sound electronic simulation signal of input, what so filtered sound electronic simulation signal mainly reflected is exactly the sound of heart, can filter out so the interference sound that other internal organs send, facilitate doctor to make accurate judgement to the state of an illness of heart.
Fig. 3 is another structure chart of electronic stethoscope described in the utility model, referring to Fig. 3, in this embodiment, and can be on the basis of above-described embodiment, this electronic stethoscope can further include:
Memorizer 111, described transducer 107 is further used for described audio digital signal to be input in this memorizer 111, described waveform analysis module 108 is further used for described waveform signal of video signal to be input in this memorizer 111, and described memorizer 111 is for storing described waveform signal of video signal and described audio digital signal according to time synchronized;
By this embodiment, in the time that doctor wishes a certain auscultated sound to reaffirm, can utilize player 112 that stored auscultated sound is played to receiver 106, thereby the sound that auscultation repeats again is also made a definite diagnosis, meanwhile, described this player 112 can also synchronously read corresponding waveform signal of video signal and exports to described display 109 and carry out simultaneous display.Therefore the present embodiment can be by repeating auscultated sound and providing image these multi-Dimensional parameters, provide many-sided information reference to medical worker, thereby further reduce medical worker and catch the difficulty of valuable sound from stethoscope, improve auscultation efficiency, improve the accuracy rate of auscultation.
In another kind of preferred embodiment, described waveform analysis module 108 is further used for: analyze wave period according to described audio digital signal, calculate heart rate according to wave period, output heart rate is to display 109; Described display 109 is further used for showing described heart rate.Like this, medical worker can directly see from display 109 heart rate level that patient is current, and does not need manually to calculate heart rate by meter table number when the auscultation, thereby further improves auscultation efficiency.
In further preferred embodiment, described waveform analysis module 108 is further used for: described heart rate information is exported to described memorizer 111; Described memorizer 111 is further used for storing described heart rate information and described audio digital signal according to time synchronized; Described player 112 is further used for reading stored voice history digital signal from memorizer 111 and decodes and play and output sound to described receiver 106 time, also synchronously reads corresponding heart rate information and exports to described display 109 and carry out simultaneous display.Thereby make doctor again when the sound of auscultation historical record, can Synchronous to heart rate corresponding to this voice history, thereby further improve auscultation efficiency, improve the accuracy rate of auscultation.
Fig. 4 is another structure chart of electronic stethoscope described in the utility model, and referring to Fig. 4, in this embodiment, on the basis of the various embodiments described above, this electronic stethoscope may further include input equipment 113, for inputting ID to memorizer 111; Described memorizer 111 is for by described ID and described audio digital signal association store; In the time of playback sound, this input equipment 113 is for inputting ID to described player 112, described player 112 reads the waveform signal of video signal of audio digital signal corresponding to this ID and synchronous recording thereof from memorizer 111, decoding output sound is given described boombox 105, and output waveform image and heart rate are given described display 109.
Like this, when doctor is concentrating see and treat patients multidigit patient in the situation that, patient's mark (as numbering and name etc.) be can input and multidigit patient's auscultated sound and synchronous waveform image and heart rate thereof distinguished, in the time of a playback patient's auscultated sound, only need by input equipment 113 to player 112 these patients' of input mark described player 112 will from memorizer 111, read the even heart rate of waveform image of audio digital signal corresponding to this patient and synchronous recording thereof, decoding output sound is given described receiver 106, output waveform image is even given described display 109 with heart rate.Thereby can further prevent that doctor from obscuring patient's auscultation record.
Referring to Fig. 4, in a further embodiment, this electronic stethoscope can further include external speaker 114, and described amplifier 104 is further used for described sound electronic simulation signal to export to external speaker 114, exports corresponding sound by this external speaker 114.In the time of playback voice history, described player 112 also can be by this external speaker 114 of the voice output playing out.Like this, this utility model can be applied in the scene of teaching, and teacher is in the time carrying out auscultation demonstration teaching to student, and student can synchronously hear the sound that teacher hears in described receiver 106 by external speaker 114, facilitates like this teacher to analyze explanation.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of this utility model protection.
Claims (5)
1. an electronic stethoscope, is characterized in that, comprising:
For the can of pickup;
Be arranged in can, for gathering the electronic pick-up of acoustic signals, this electronic pick-up converts the acoustic signals collecting sound electronic simulation signal to and is transferred to wave filter described later;
Wave filter, for by the noise-filtering of designated frequency range of the sound electronic simulation signal of input, the sound electronic simulation signal after output filtering is given amplifier described later;
Amplifier, for amplifying inputted sound electronic simulation signal, exports to boombox described later and transducer by the sound electronic simulation signal after amplifying;
Boombox, is arranged in receiver described later, for playing out sound according to the sound electronic simulation signal receiving, imports described receiver into;
Receiver, for listening to sound;
Transducer, for the sound electronic simulation signal of input is converted to audio digital signal, exports to waveform analysis module described later;
Waveform analysis module, for inputted audio digital signal is converted to waveform signal of video signal, and exports to display described later;
Display, for showing described waveform image.
2. electronic stethoscope according to claim 1, is characterized in that, this electronic stethoscope further comprises frequency selection module, for the frequency range of selecting to specify internal organs corresponding, and gives described wave filter by selected appointment internal organs respective frequencies range notification;
Described wave filter is further used for the noise-filtering except frequency range corresponding to selected appointment internal organs in the sound electronic simulation signal of input, and the sound electronic simulation signal after output filtering is given described amplifier.
3. electronic stethoscope according to claim 1, is characterized in that, this electronic stethoscope further comprises:
Memorizer, described transducer is further used for described audio digital signal to be input in this memorizer, described waveform analysis module is further used for described waveform signal of video signal to be input in this memorizer, and described memorizer is for storing described waveform signal of video signal and described audio digital signal according to time synchronized;
Player, for read from memorizer stored voice history digital signal decode play and output sound to described boombox, synchronously read corresponding waveform signal of video signal simultaneously and export to described display and carry out simultaneous display.
4. electronic stethoscope according to claim 3, is characterized in that, this electronic stethoscope further comprises input equipment, for inputting ID to memorizer; Described memorizer is used for described ID and described audio digital signal and waveform signal of video signal association store; In the time of playback sound, this input equipment is used for inputting ID to described player, described player reads the waveform signal of video signal of audio digital signal corresponding to this ID and synchronous recording thereof from memorizer, decoding output sound is given described boombox, and output waveform image and heart rate are given described display.
5. electronic stethoscope according to claim 1, it is characterized in that, this electronic stethoscope further comprises external speaker, and described amplifier is further used for described sound electronic simulation signal to export to external speaker, exports corresponding sound by this external speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320773111.7U CN203609445U (en) | 2013-11-30 | 2013-11-30 | Electronic stethoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320773111.7U CN203609445U (en) | 2013-11-30 | 2013-11-30 | Electronic stethoscope |
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| Publication Number | Publication Date |
|---|---|
| CN203609445U true CN203609445U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320773111.7U Expired - Fee Related CN203609445U (en) | 2013-11-30 | 2013-11-30 | Electronic stethoscope |
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| Country | Link |
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| CN (1) | CN203609445U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104757991A (en) * | 2015-03-24 | 2015-07-08 | 仲杏英 | Absorption type stethoscope |
| CN105615917A (en) * | 2014-11-20 | 2016-06-01 | 创心医电股份有限公司 | Method, system and device for auscultation |
| CN107913081A (en) * | 2016-10-08 | 2018-04-17 | 河南省金拐杖医疗科技有限公司 | A kind of novel and multifunctional electronic auscultation device |
-
2013
- 2013-11-30 CN CN201320773111.7U patent/CN203609445U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615917A (en) * | 2014-11-20 | 2016-06-01 | 创心医电股份有限公司 | Method, system and device for auscultation |
| CN104757991A (en) * | 2015-03-24 | 2015-07-08 | 仲杏英 | Absorption type stethoscope |
| CN104757991B (en) * | 2015-03-24 | 2017-06-20 | 衣明 | Absorption stethoscope |
| CN107913081A (en) * | 2016-10-08 | 2018-04-17 | 河南省金拐杖医疗科技有限公司 | A kind of novel and multifunctional electronic auscultation device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20201130 |