CN209107399U - Electronic auscultation device, electronic auscultation apparatus and system - Google Patents
Electronic auscultation device, electronic auscultation apparatus and system Download PDFInfo
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- CN209107399U CN209107399U CN201820516043.9U CN201820516043U CN209107399U CN 209107399 U CN209107399 U CN 209107399U CN 201820516043 U CN201820516043 U CN 201820516043U CN 209107399 U CN209107399 U CN 209107399U
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Abstract
The utility model discloses electronic auscultation device, electronic auscultation apparatus and systems, the system includes the electronic auscultation apparatus mutually communicated and backstage arithmetic unit, electronic auscultation apparatus includes Acquisition Circuit, and Acquisition Circuit includes the physiology audio sensor for acquiring physiology audio signal；Backstage arithmetic unit includes: the environmental noise sensor for acquiring ambient external noise signal；External audio signal is carried out to the D/A converting circuit of digital-to-analogue conversion, external audio signal includes physiology audio signal and environmental noise signal；The amplifying circuit of processing is amplified to external audio signal；The filter circuit that external audio signal is filtered；The Dolby circuit of noise reduction process is carried out to external audio signal.Electronic auscultation apparatus in the utility model acquires physiology audio signal, and arithmetic unit acquisition ambient external noise signal in backstage simultaneously amplifies processing to collected external audio signal while carrying out ambient noise-reduction, and auscultation quality and efficiency can be improved.
Description
Technical field
The utility model relates to stethoscope field more particularly to a kind of electronic auscultation devices, electronic auscultation apparatus and system.
Background technique
Auscultation is the routine work of clinician, the clinical skill that auscultation skill is also and doctor must grasp.But
It is not that each clinician can skillfully grasp auscultation skill because everyone auditory sensitivity is inconsistent.
For stethoscope as the important clinical tool to emerge more than 200 years, main core content is obtained in body
The naturetone in portion, including breath sound, heart sound, gurgling sound, blood vessel sound, sound equipment therein include normal physiological audio and pathology
Property noise.But the common stethoscope in market is in use, often due to environmental noise is too big, auscultation quality is caused to decline,
It is inefficient.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of improved electronic auscultation device, electronic auscultation apparatus
And system.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of electronic auscultation system is provided, including
The electronic auscultation apparatus and backstage arithmetic unit mutually communicated, the electronic auscultation apparatus includes Acquisition Circuit, the acquisition electricity
Road includes the physiology audio sensor for acquiring physiology audio signal；The backstage arithmetic unit includes:
Acquire the environmental noise sensor of ambient external noise signal；
By external audio signal carry out digital-to-analogue conversion D/A converting circuit, the D/A converting circuit respectively with the electricity
Sub- auscultation apparatus and the environmental noise sensor are connected, and the external audio signal includes the physiology audio signal and institute
State environmental noise signal；
It is connected with the D/A converting circuit, amplifies the amplifying circuit of processing to the external audio signal；
The filter circuit for being connected with the amplifying circuit, the external audio signal being filtered；
It is connected with the filter circuit, to the Dolby circuit of external audio signal progress noise reduction process.
Preferably, the backstage arithmetic unit further includes being connected with the Dolby circuit, by the external audio signal
It is transmitted to the transmission circuit of the electronic auscultation apparatus；The electronic auscultation apparatus further includes and the transmission circuit communication connection
And receive the communicating circuit of the external audio signal.
Preferably, the electronic auscultation apparatus further includes being connected with the communicating circuit, playing the external audio letter
Number earphone.
Preferably, the transmission circuit and the communicating circuit are wirelessly connected.
Preferably, the backstage arithmetic unit further includes being connected with the Dolby circuit, being shown in the form of waveform table
The display circuit of the external audio signal.
Preferably, the backstage arithmetic unit further includes being connected with the Dolby circuit, storing the external audio letter
Number storage circuit.
Preferably, the backstage arithmetic unit further includes being connected with the Dolby circuit, playing back the external audio letter
Number playback circuitry.
Preferably, the D/A converting circuit, the amplifying circuit, the filter circuit, the Dolby circuit are integrated in
On one hardware.
A kind of foregoing electronic auscultation apparatus is also provided.
A kind of electronic auscultation device, including pickup part, conduction portion and audition part are also provided, further include foregoing
Electronic auscultation apparatus.
Implement electronic auscultation device, electronic auscultation apparatus and system the beneficial effects of the utility model are: the utility model
In, electronic auscultation apparatus acquires physiology audio signal, and backstage arithmetic unit acquires ambient external noise signal and to collected
External audio signal amplifies processing while carrying out ambient noise-reduction, and auscultation quality and efficiency can be improved.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the schematic illustration of electronic auscultation system in some embodiments of the utility model；
Fig. 2 is the circuit diagram of D/A converting circuit in some embodiments of the utility model；
Fig. 3 is the circuit diagram of amplifying circuit in some embodiments of the utility model；
Fig. 4 is the circuit diagram of filter circuit in some embodiments of the utility model；
Fig. 5 is the circuit diagram of Dolby circuit in some embodiments of the utility model.
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed
Illustrate specific embodiment of the present utility model.
Electronic auscultation system in the utility model some embodiments as shown in figure 1, for collected external sound
Frequency signal amplifies processing while carrying out ambient noise-reduction.The electronic auscultation system of the present embodiment includes that the electronics mutually communicated is listened
Device 10 and backstage arithmetic unit 20 are examined, electronic auscultation apparatus 10 is used for acquiring physiology audio signal, backstage arithmetic unit 20
The processing such as digital-to-analogue conversion, amplification, filtering, noise reduction is carried out in acquisition ambient external noise signal and to external audio signal.
Wherein, electronic auscultation apparatus 10 includes Acquisition Circuit 11, communicating circuit 12, earphone 13.In the present embodiment, electronics is listened
Examining device 10 is front end, does not carry out the processing such as any filtering, amplification to voice signal.
Acquisition Circuit 11 includes the physiology audio sensor of acquisition physiology audio signal.It is to be appreciated that in some implementations
In example, physiology audio sensor is high sensitive inductor.Physiology audio signal refers mainly to heart and lung sounds.
Communicating circuit 12 is used for and 20 communication connection of backstage arithmetic unit and receives and sends messages, and specifically, communicating circuit 12 is sent out
The physiology audio signal for sending Acquisition Circuit 11 to acquire, and receive the letter of the external audio after 20 calculation process of backstage arithmetic unit
Number.Earphone 13 is connected with communicating circuit 12, for playing the external audio signal after calculation process.
Backstage arithmetic unit 20 includes environmental noise sensor 21, D/A converting circuit 22, amplifying circuit 23, filter circuit
24, Dolby circuit 25, transmission circuit 26, display circuit 27, storage circuit 28, playback circuitry 29.Alternatively, backstage operation fills
Setting 20 can be the intelligent terminals such as tablet computer, portable computer, smart phone.
Wherein, environmental noise sensor 21 acquires ambient external noise signal.Environmental noise signal herein refers mainly to work as
Preceding environmental noise.
Fig. 2 shows the circuit diagrams of D/A converting circuit 22 in some embodiments of the utility model.In conjunction with Fig. 1 and Fig. 2 institute
Show, D/A converting circuit 22 is connected with electronic auscultation apparatus 10 and environmental noise sensor 21 respectively, is used for external audio
Signal carries out digital-to-analogue conversion.External audio signal herein includes physiology audio signal and environmental noise signal.Specifically, digital-to-analogue
Conversion circuit 22 connects electronic auscultation apparatus 10 by connection transmission circuit 26, so that physiology audio signal is received, and
Receive the environmental noise signal of environmental noise sensor 21.It is to be appreciated that the form of D/A converting circuit 22 is without being limited thereto, also
It can be other circuit forms even other hardware or software form, as long as correlation function may be implemented.
Fig. 3 shows the circuit diagram of amplifying circuit 23 in some embodiments of the utility model.In conjunction with shown in Fig. 1 and Fig. 3, put
Big circuit 23 is connected with D/A converting circuit 22, amplifies processing for the external audio signal after logarithmic mode conversion.It can
To understand ground, the form of amplifying circuit 23 is without being limited thereto, can also be other circuit forms even other hardware or software form,
As long as correlation function may be implemented.
Fig. 4 shows the circuit diagram of filter circuit 24 in some embodiments of the utility model.In conjunction with shown in Fig. 1 and Fig. 4, filter
Wave circuit 24 is connected with amplifying circuit 23, for filtering to the external audio signal after 23 enhanced processing of amplifying circuit
Wave processing.It is to be appreciated that the form of filter circuit 24 is without being limited thereto, can also for other circuit forms even other hardware or
Software form, as long as correlation function may be implemented.
Fig. 5 shows the circuit diagram of Dolby circuit 25 in some embodiments of the utility model.Referring to figure 1 and figure 5, it drops
Noise cancellation circuit 25 is connected with filter circuit 24, for dropping to the external audio signal after the filtering processing of filter circuit 24
It makes an uproar processing.It is to be appreciated that the form of Dolby circuit 25 is without being limited thereto, can also for other circuit forms even other hardware or
Software form, as long as correlation function may be implemented.
In some embodiments, D/A converting circuit 22, amplifying circuit 23, filter circuit 24, Dolby circuit 25 are integrated in
On one hardware.Or, it is alternatively that, D/A converting circuit 22, amplifying circuit 23, filtering can also be realized by the algorithm of software
The function of circuit 24, Dolby circuit 25 --- external audio signal is handled, such benefit is, without passing through complexity
Hardware handles process, therefore hardware cost can be greatly reduced.
Transmission circuit 26 is connected with Dolby circuit 25, for will be outer after digital-to-analogue conversion, amplification, filtering, noise reduction
Portion's audio signal transmission is to electronic auscultation apparatus 10.Specifically, the communicating circuit 12 and transmission circuit in electronic auscultation apparatus 10
26 communication connections simultaneously receive external audio signal.Preferably, transmission circuit 26 and communicating circuit 12 are wirelessly connected, for example, WiFi,
The communication modes such as bluetooth, infrared, zigbee.Alternatively, transmission circuit 26 can also pass through with communicating circuit 12 in some embodiments
Wired mode connection, such benefit is that the communication connection between electronic auscultation apparatus 10 and backstage arithmetic unit 20 is more steady
It is fixed.
Display circuit 27 be connected with Dolby circuit 25 and for show in the form of waveform table operation and treated outside
Portion's audio signal.Such benefit is that formal intuition of the external audio signal after operation and processing with waveform table is shown in flat
In plate computer, is conducive to doctor and grasps characteristic sound wave curve feature.
Storage circuit 28 is connected with Dolby circuit 25 and for storing external audio signal.In collected external audio
Audio database is established in basis of signals, physiological and pathologic audio data is established respectively, to construct artificial intelligence diagnosis
Basic data, clinician can be helped to carry out effective clinical assistant diagnosis.The audio database of acquisition can carry out depth
Analysis, carries out preliminary heart and lung sounds antidiastole, is conducive to the efficiency for improving doctor's auscultation, improves the accuracy of diagnosis.
Playback circuitry 29 is connected with Dolby circuit 25 and for playing back external audio signal.
It further include the electronic auscultation apparatus in previous embodiment in some embodiments of the utility model.Its in the present embodiment
He is partially corresponding with previous embodiment, and details are not described herein again.
Further include a kind of electronic auscultation device in other embodiments of the utility model, including pickup part, conduction portion and
Audition part further includes the electronic auscultation apparatus 10 in previous embodiment.The present embodiment combines traditional pickup part, conducting part
Divide and the stethoscopes elements such as audition part, the audio signal samples element such as integrated high sensitive physiology audio sensor are completed to believe
Number acquisition, transmission.Retain traditional auscultation mode in actual use for doctor, increases the letter that doctor uses this equipment
The heart.Other parts are corresponding with previous embodiment in the present embodiment, and details are not described herein again.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, several improvement without departing from the principle of the utility model
And retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of electronic auscultation system, which is characterized in that filled including the electronic auscultation apparatus (10) mutually communicated and backstage operation
It sets (20), the electronic auscultation apparatus (10) includes Acquisition Circuit (11), and the Acquisition Circuit (11) includes acquisition physiology audio
The physiology audio sensor of signal；The backstage arithmetic unit (20) includes:
Acquire the environmental noise sensor (21) of ambient external noise signal；
By external audio signal carry out digital-to-analogue conversion D/A converting circuit (22), the D/A converting circuit (22) respectively with institute
It states electronic auscultation apparatus (10) and the environmental noise sensor (21) is connected, the external audio signal includes the physiology
Audio signal and the environmental noise signal；
It is connected with the D/A converting circuit (22), amplifies the amplifying circuit of processing to the external audio signal
(23)；
The filter circuit (24) for being connected with the amplifying circuit (23), the external audio signal being filtered；
It is connected with the filter circuit (24), to the Dolby circuit (25) of external audio signal progress noise reduction process.
2. electronic auscultation system according to claim 1, which is characterized in that the backstage arithmetic unit (20) further include with
The Dolby circuit (25) is connected, the external audio signal is transmitted to the transmission circuit of the electronic auscultation apparatus (10)
(26)；The electronic auscultation apparatus (10) further includes and the transmission circuit (26) communication connection and receives the external audio and believe
Number communicating circuit (12).
3. electronic auscultation system according to claim 2, which is characterized in that the electronic auscultation apparatus (10) further include with
The communicating circuit (12) is connected, plays the earphone (13) of the external audio signal.
4. electronic auscultation system according to claim 3, which is characterized in that the transmission circuit (26) and communication electricity
Road (12) is wirelessly connected.
5. electronic auscultation system according to claim 1-4, which is characterized in that the backstage arithmetic unit (20)
It further include being connected with the Dolby circuit (25), showing the display circuit of the external audio signal in the form of waveform table
(27)。
6. electronic auscultation system according to claim 1-4, which is characterized in that the backstage arithmetic unit (20)
It further include the storage circuit (28) of the external audio signal of being connected with the Dolby circuit (25), store.
7. electronic auscultation system according to claim 1-4, which is characterized in that the backstage arithmetic unit (20)
It further include the playback circuitry (29) of the external audio signal of being connected with the Dolby circuit (25), play back.
8. electronic auscultation system according to claim 1-4, which is characterized in that the D/A converting circuit
(22), the amplifying circuit (23), the filter circuit (24), the Dolby circuit (25) are integrated on a hardware.
9. a kind of electronic auscultation device, including pickup part, conduction portion and audition part, which is characterized in that further include that right is wanted
Seek the described in any item electronic auscultation apparatus of 1-8 (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820516043.9U CN209107399U (en) | 2018-04-11 | 2018-04-11 | Electronic auscultation device, electronic auscultation apparatus and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820516043.9U CN209107399U (en) | 2018-04-11 | 2018-04-11 | Electronic auscultation device, electronic auscultation apparatus and system |
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| Publication Number | Publication Date |
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| CN209107399U true CN209107399U (en) | 2019-07-16 |
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| CN201820516043.9U Active CN209107399U (en) | 2018-04-11 | 2018-04-11 | Electronic auscultation device, electronic auscultation apparatus and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839582A (en) * | 2020-06-17 | 2020-10-30 | 西北工业大学 | Isolation type ear-covering electronic stethoscope |
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2018
- 2018-04-11 CN CN201820516043.9U patent/CN209107399U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111839582A (en) * | 2020-06-17 | 2020-10-30 | 西北工业大学 | Isolation type ear-covering electronic stethoscope |
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