CN206261617U - A kind of Intelligent Recognition stethoscope of controllable heart and lung sounds - Google Patents

Abstract

The utility model discloses a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds, including probe, sound guide tube, headset, probe includes permanent magnet, voice coil loudspeaker voice coil, the side of permanent magnet is voice coil loudspeaker voice coil, the opposite side of voice coil loudspeaker voice coil is sound film, and the outermost for having gap sound film between voice coil loudspeaker voice coil, permanent magnet, sound film surrounds insulating layer；The opposite side of permanent magnet is connected to wave filter A, wave filter A is connected to wave filter B and wave filter C, wave filter B and wave filter C are all connected with transformer, transformer is connected to wireless launcher, and wireless launcher is connected to power supply, and probe topmost has two tongues, probe is connected with upper casing, there are two grooves the lower end of upper casing, and upper casing is connected with fingerprint controller, and upper casing includes on ＆ off switch, heart sound triggering key, lungs sound triggering key, leading note siphunculus, triggering key.The utility model heart sound be can be separated with lungs sound, with Fingerprint Identification Unit, make diagnosis more convenient and quicker, and state of an illness information is transmitted by wireless network, make diagnosis more intelligent.

Description

A kind of Intelligent Recognition stethoscope of controllable heart and lung sounds

Technical field

The utility model is related to a kind of stethoscope, and in particular to a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds.

Background technology

Stethoscope is a kind of medical instrument, is used to listen to the sound in body, for example：Heart, breathing and stomach etc..Auscultation Device was created by Charles Robert Richet thunder nanogram in 1816, was announced in 1819.Stethoscope is that doctor checks patient, diagnoses the illness Plant important method.Since clinic is applied to, profile and acoustic mode have constantly improvement, but its basic structure to stethoscope Change is little, mainly by pickup part（Chest piece）, conduction portion（Sebific duct）And audition part（Ear piece）Composition.When using stethoscope During collection heart sound and Lung Sounds, can is typically directly in contact with the skin of chest, so if electrode is disposed on can, Stethoscope can simultaneously gather the electrocardiosignal of body surface.Stethoscope and electrocardiogram equipment are all clinically basic diagnostic instrmentses, in disease Preliminary screening in play an important role.And, ECG signal and cardiechema signals are originated from the mechanical activity of heart And electrical activity, both have close inner link.Comparative analysis both signals, contribute to user more accurately to comment simultaneously The function of valency heart.

Heart sound transducer range of application in the market is narrow, it is necessary to which medical professional instructs to use, it is impossible to auscultation Inside of human body sound beyond heart sound, needs medical worker by its band on ear during use, it is impossible to enough to the number According to being recorded and being stored, the human body information that auscultation is obtained easy can not accurately be sent to other people, it is impossible to initial analysis sound The physiological or pathologic of sound, it is impossible to instruct user's auscultation position, it is impossible to record the video data at auscultation position.

Network today quickly grows, and remote online medical treatment becomes a reality, but for medical worker's remote auscultation heart sound, breathing Sound and other physiology, the noise of pathology can not all realize, cause the success rate of existing remote online medical treatment not high.

And in doctor's diagnosis and treatment, subsequently also the Data Enter computer of patient is so bothered and time-consuming, therefore, mesh It must be trend of the times that preceding medical treatment is combined with Internet of Things.And then the life to the mankind brings more facilities.

Utility model content

Technical problem to be solved in the utility model is automatic identification patient and typing patient inspection situation, and can be led to Cross button Based Intelligent Control selection heart and lung sounds, it is therefore intended that a kind of Intelligent Recognition is provided and isolates the stethoscope system of heart and lung sounds, energy Automatic identification patient, the Intelligent stethoscope that can control the selection of heart and lung sounds and send the state of an illness.

The utility model is achieved through the following technical solutions：

A kind of Intelligent Recognition stethoscope of controllable heart and lung sounds, including probe, sound guide tube, headset, the probe include permanent magnetism Iron, voice coil loudspeaker voice coil, the side of the permanent magnet is voice coil loudspeaker voice coil, and the opposite side of voice coil loudspeaker voice coil is have between sound film, and voice coil loudspeaker voice coil, permanent magnet, sound film Gap, the outermost of sound film is insulating layer；The opposite side of the permanent magnet is connected to wave filter A, and wave filter A is connected to wave filter B and wave filter C, wave filter B and wave filter C are all connected with transformer, and transformer is connected to wireless launcher, and wireless launcher connects Then power supply, the probe topmost has two tongues, and probe is connected with upper casing, and there are two grooves, institute in the lower end of upper casing State upper casing and be connected with fingerprint controller, and upper casing includes on ＆ off switch, heart sound triggering key, lungs sound triggering key, leading note siphunculus, triggering Key.

Wherein, when doctor holds stethoscopic pickup part with human contact, vibration before and after sound film is driven, so as to drive Voice coil loudspeaker voice coil makees cutting magnetic line movement in magnetic field, according to electromagnetic induction principle, at coil two ends sensing audio will be produced electronic Gesture, so as to complete acoustic-electric conversion.

Wherein, wave filter, is the device filtered to ripple.It refer to the electricity for reducing or eliminating harmonic wave to effect on power system Gas part.The circuit effectively filtered out to the frequency beyond the frequency of CF or the frequency, is exactly wave filter, its function Exactly obtain a CF or eliminate a CF.

Low pass filter refers to that can allow low frequency signal by the electricity without allowing medium, high frequency signal to pass through in vehicle-mounted power amplifier Road, its effect is to filter off the middle pitch and treble contribution in audio signal, and enhancing bass contribution is with the bass unit of drive the speaker. Because vehicle-mounted power amplifier major part is all full frequency band power amplifier, generally use AB class Enlargement Designs, power attenuation than larger, so filtering The signal of low-frequency range, it is to save power, ensure the optimal selection of tonequality only to promote middle/high frequency loudspeaker.In addition high-pass filter is normal Often occur in pairs with low pass filter, no matter any, be provided to certain sound frequency to be sent to the unit that go.It is low Bandpass filter is to allow to pass through less than the signal of cut-off frequency, but is filled higher than the intransitable electronic filtering of the signal of cut-off frequency Put.For different wave filters, the Weaken degree of the signal of each frequency is different.When using in voice applications, it is sometimes It is referred to as highdensity plywood wave filter, or high pitch eliminates wave filter.

And high-pass filter is a system for making high-frequency be easier by and preventing low frequency from passing through.It is eliminated Unnecessary low-frequency component eliminates low-frequency disturbance in other words in signal.Its characteristic can be rung with impulse respectively in time domain and frequency domain Answer and frequency response description.

Further, the sound produced when heart sound refers to heart contraction diastole, can be heard, also with ear or stethoscope in the wall of the chest Available electron instrument record gets off.First heart sound, second heart sound can be divided into, and can be heard under normal circumstances.And the 3rd Heart sound, generally can only hear, fourth heart sound is rarely heard under normal circumstances in children and adolescence.Produced from heart Heart sound lead and pass to wall of the chest surface by the medium of tissue, wherein, blood and muscle take second place with osteoacusis preferably, lung and fatty group Knit worst, so it is light compared with normal person that the heart sound recorded is listened from the wall of the chest in pulmonary emphysema and fat patient, amplitude is low.Normal heart The heart sound frequency produced in contracting activity of relaxing is 1~800Hz.People's sense of hearing than it is more sensitive be the wherein frequency band of 40~400Hz, The vibration human ear of below 20Hz is not heard.

Additionally, when relevant lung and breathing problem is diagnosed, traditional stethoscope can simultaneously receive lungs sound and heart sound, the heart The presence influence of sound listens record to lungs sound, so as to reduce the accuracy analyzed lungs sound and judge lesion.

Therefore the high frequency waves that collect, low frequency wave are filtered respectively using low pass filter, high-pass filter and then Heart sound and lungs sound needed for obtaining us, reach the purpose of separation.

Further, directly colder with human contact when using stethoscope, easily human body is produced stimulates, therefore Insulating layer uses cold-proof circle, reduces the stimulation to human body.

A kind of Intelligent Recognition stethoscope of controllable heart and lung sounds, the probe is convex by two of the top of popping one's head in probe Groove, two grooves with upper casing are coupled together.

A kind of Intelligent Recognition stethoscope of controllable heart and lung sounds, wave filter A, wave filter C are low pass filter.

A kind of Intelligent Recognition stethoscope of controllable heart and lung sounds, wave filter B is high-pass filter.

A kind of Intelligent Recognition stethoscope of controllable heart and lung sounds, the length of the sound guide tube is 650 ~ 680mm.

Wherein, in electric equipment and radio-circuit, transformer is commonly used for buck/boost, matching impedance, security isolation etc.. In generator, either coil movement by magnetic field or Movement in Magnetic Field by fixed coil, can in coil induced potential, This two kinds of situations, the value of magnetic flux is constant, but has variation with the magnetic flux quantity of coil intersecting chain, and this is the principle of mutual induction. Transformer is exactly that one kind utilizes mutual electromagnetic inductance, voltage of transformation, the device of electric current and impedance.

Further, Fingerprint Identification Unit is a kind of utilization fingerprint collecting head and its software kit combines is to strengthen The high-tech safety product of people's computer encrypted degree.Use its supporting application software, it is possible to implement start secrecy, screen protection Secrecy and file, catalogue secrecy.The occasion of decryption is being needed, as long as the finger of user is placed on fingerprint window.Fingerprint Identifier is also used as the access point of corporate networks, and Fingerprint Identification Unit is used in combination with password can access data or network side Face provides identity verification secure rank higher.

Further, when using stethoscope, we everyone one fingerprint of typing, incoming doctor in Fingerprint Identification Unit The database of institute, when being seen a doctor at correspondence doctor, need to only recognize the fingerprint of patient on the Fingerprint Identification Unit being connected with stethoscope, Just the clear and definite identity information of energy, when selection hears the rhythm of the heart, then presses heart sound triggering key, wave filter C is triggered, by the letter of wave filter C Number by after transformer, by wireless launcher, the mobile terminal of prior typing, such as mobile phone, computer or flat can be transmitted One or more in plate.Similarly, when lungs sound is selected, then lungs sound triggering key is pressed, starts wave filter B.It is being collected signal Afterwards, triggering key is pressed so that the signal of collection is sent to mobile terminal by wireless launcher.

The utility model compared with prior art, has the following advantages and advantages：

1st, a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds of the utility model, heart sound can be separated with lungs sound so that diagnosis It is more accurate clear and easy to use, simple.

2nd, a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds of the utility model, with Fingerprint Identification Unit, makes diagnosis more square Just it is quick, and information transmission is accurate.

3rd, a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds of the utility model, is passed state of an illness information by wireless network Pass, make diagnosis more intelligent, it is more convenient.

Brief description of the drawings

Accompanying drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application Part, does not constitute the restriction to the utility model embodiment.In the accompanying drawings：

Fig. 1 is the utility model probe cross-sectional view.

Fig. 2 is the utility model upper case structure schematic diagram.

Fig. 3 is the utility model structural representation.

Mark and corresponding parts title in accompanying drawing：

1- voice coil loudspeaker voice coils, 2- permanent magnets, 3- sound films, 4- insulating layers, 5- wave filters A, 6- wave filter B, 7- wave filter C, 8- wire, 9- transformers, 10- wireless launchers, 11- power supplys, 12- tongues, 13- upper casings, 14- grooves, 15- fingerprint controllers, 16- switches Key, 17- heart sound triggering keys, 18- lungs sound triggering keys, 19- leading note siphunculus, 20- triggering keys, 21- headsets, 22- sound guide tubes, 23- is visited Head.

Specific embodiment

To make the purpose of this utility model, technical scheme and advantage become more apparent, with reference to embodiment and accompanying drawing, The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this Utility model, is not intended as to restriction of the present utility model.

Embodiment

As Figure 1-3, a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds of the utility model, including probe 23, leading note Pipe 22, headset 21, the probe 23 include permanent magnet 2, voice coil loudspeaker voice coil 1, and the side of the permanent magnet 2 is voice coil loudspeaker voice coil 1, voice coil loudspeaker voice coil 1 it is another To there is gap between sound film 3, and voice coil loudspeaker voice coil 1, permanent magnet 2, sound film 3, the outermost of sound film 3 is insulating layer 4 for side；The permanent magnet Opposite side be connected to wave filter A5, wave filter A5 is connected to wave filter B6 and wave filter C7, and wave filter B6 and wave filter C7 are equal Transformer 9 is connected to, transformer 9 is connected to wireless launcher 10, and wireless launcher 10 is connected to power supply 11, and the probe 23 is most There are two tongues 12 upper end, and probe 23 is connected with upper casing 13, and there are two grooves 14 lower end of upper casing 13, and the upper casing 13 connects Be connected to fingerprint controller 15, and upper casing 13 include on ＆ off switch 16, heart sound triggering key 17, lungs sound triggering key 18, leading note siphunculus 19, Triggering key 20.

The Intelligent Recognition stethoscope of described a kind of controllable heart and lung sounds, probe 23 is with upper casing 13 by 23 the tops of popping one's head in Two tongues 12, two grooves 14 with upper casing 13 are coupled together.

The Intelligent Recognition stethoscope of described a kind of controllable heart and lung sounds, wave filter A5, wave filter C7 are low pass filter.

The Intelligent Recognition stethoscope of described a kind of controllable heart and lung sounds, wave filter B6 is high-pass filter.

The Intelligent Recognition stethoscope of described a kind of controllable heart and lung sounds, the length of its sound guide tube 22 is 650 ~ 680mm.

The Intelligent Recognition stethoscope of described a kind of controllable heart and lung sounds, within the hospital we everyone in Fingerprint Identification Unit All shift to an earlier date one fingerprint of typing, the database of incoming hospital, correspondence doctor at see a doctor when, only need to be in the finger being connected with stethoscope The fingerprint of patient is recognized on line identifier, just the clear and definite identity information of energy, when selection hears the rhythm of the heart, then presses heart sound triggering key 17, Triggering wave filter C7, by the signal of wave filter C7 after by transformer 9, by wireless launcher 10, can be transmitted prior One or more in the mobile terminal of typing, such as mobile phone, computer or flat board.Similarly, when lungs sound is selected, then lungs sound is pressed Triggering key 18, starts wave filter B6.After signal is collected, triggering key 20 is pressed so that the signal of collection passes through wireless transmission Device 10 is sent to mobile phone.

Above-described specific embodiment, is entered to the purpose of this utility model, technical scheme and beneficial effect One step is described in detail, be should be understood that and be the foregoing is only specific embodiment of the present utility model, is not used to limit Fixed protection domain of the present utility model, all any modifications within spirit of the present utility model and principle, made, equally replaces Change, improve, should be included within protection domain of the present utility model.

Claims (5)

1. a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds, it is characterised in that including probe（23）, sound guide tube（22）, headset （21）, the probe（23）Including permanent magnet（2）, voice coil loudspeaker voice coil（1）, the permanent magnet（2）Side be voice coil loudspeaker voice coil（1）, voice coil loudspeaker voice coil（1）'s Opposite side is sound film（3）, and voice coil loudspeaker voice coil（1）, permanent magnet（2）, sound film（3）Between have gap, sound film（3）Outermost for cold-proof Layer（4）；The opposite side of the permanent magnet is connected to wave filter A（5）, wave filter A（5）It is connected to wave filter B（6）With wave filter C （7）, wave filter B（6）With wave filter C（7）It is all connected with transformer（9）, transformer（9）It is connected to wireless launcher（10）, nothing Line transmitter（10）It is connected to power supply（11）, the probe（23）Topmost there are two tongues（12）, and pop one's head in（23）With it is upper Shell（13）It is connected, upper casing（13）Lower end have two grooves（14）, the upper casing（13）It is connected with fingerprint controller（15）, and Upper casing（13）Including on ＆ off switch（16）, heart sound triggering key（17）, lungs sound triggering key（18）, leading note siphunculus（19）, triggering key（20）.

2. a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds according to claim 1, it is characterised in that the probe （23）With upper casing（13）By probe（23）Two tongues of the top（12）, with upper casing（13）Two grooves（14）Connect Come.

3. a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds according to claim 1, it is characterised in that wave filter A （5）, wave filter C（7）It is low pass filter.

4. a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds according to claim 1, it is characterised in that wave filter B（6） It is high-pass filter.

5. a kind of Intelligent Recognition stethoscope of controllable heart and lung sounds according to claim 1, it is characterised in that the leading note Pipe（22）Length be 650 ~ 680mm.