CN109009217A - Adjust gimmick sound source analyzer - Google Patents
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- CN109009217A CN109009217A CN201811088912.3A CN201811088912A CN109009217A CN 109009217 A CN109009217 A CN 109009217A CN 201811088912 A CN201811088912 A CN 201811088912A CN 109009217 A CN109009217 A CN 109009217A
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- 238000012545 processing Methods 0.000 claims abstract description 18
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
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- 238000005516 engineering process Methods 0.000 description 3
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- 238000013461 design Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000010408 film Substances 0.000 description 2
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- 210000004872 soft tissue Anatomy 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000002560 therapeutic procedure Methods 0.000 description 2
- 208000029761 vertebral disease Diseases 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
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- 206010033799 Paralysis Diseases 0.000 description 1
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- 238000003759 clinical diagnosis Methods 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
- SDIXRDNYIMOKSG-UHFFFAOYSA-L disodium methyl arsenate Chemical compound [Na+].[Na+].C[As]([O-])([O-])=O SDIXRDNYIMOKSG-UHFFFAOYSA-L 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0875—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of bone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/52—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/5215—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data
- A61B8/5223—Devices using data or image processing specially adapted for diagnosis using ultrasonic, sonic or infrasonic waves involving processing of medical diagnostic data for extracting a diagnostic or physiological parameter from medical diagnostic data
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Abstract
The present invention relates to a kind of adjustment gimmick sound source analyzer, the adjustment gimmick sound source analyzer includes sonic sensor, signal processor, data acquisition card, industrial personal computer, computer, power supply；The sonic sensor is made of rubber balloon, Acquisition Circuit, suction bowl and conducting wire；The sonic sensor passes through suction bowl respectively and is successively adsorbed at five pieces of lumbar vertebraes and the corresponding skin of one piece of tail bone, forms sensor array；Signal processing unit is equipped with inside the signal processor；The data acquisition card is assemblied in the slot of industrial personal computer；The signal processor is connect with industrial personal computer；The industrial personal computer is connect with computer.Its advantage is shown: can be overcome and artificially judge randomness during snap due to the generation of snap sound, fail to judge or judge by accident caused by the problems such as duration is short, ambient noise floods, experience is insufficient, the segment of intuitive reflection sounding centrum, auxiliary doctor judges the means of joint adjustment segment, more convenient clinical or teaching technique operation.
Description
Technical field
The present invention relates to technology instrument and equipment fields, specifically, being a kind of adjustment gimmick sound source analyzer.
Background technique
Lumbar vertebra disease refers to lumbar vertebrae for main diseased region, clinical to be showed with flank pain and limitation of activity to be main,
China belongs to common chronic disease and high morbidity.Traditional Chinese massage gimmick has clinical advantage outstanding to the treatment of lumbar vertebra disease, is teaching
It learns and is widely popularized in clinical.In recent years, in addition to curative effect, safety, normalization and the clinical quantitative of gimmick are increasingly weighed
Depending on.
In the actual operation process, gimmick success is often using news and snap sound as standard, when cannot get snap sound, often
Increase gimmick active force, so as to cause some patients after receiving treatment, lumbar vertebrae or shoulder have pain or sense of discomfort, even
Cause the serious adverse consequences such as dislocation, fracture, paralysis.Application is adjusted about massaging by the judgement of snap sound, it is clinical at present
On be to there is experience doctor to judge that there are a foregone conclusions in disease treatment and demonstration lesson by the experience of " listening acoustic fix ranging "
Sex-limited, there are the deficiencies of erroneous judgement, normalization and safety etc., are unfavorable for the judgement and treatment of doctor.And the production of snap sound
Life reason is simultaneously indefinite, and the quick impact flow joint wall sound of cavitation, joint fluid, capsule ligament snapback generate snap
Sound is several viewpoints common at present.Meanwhile the appearance of snap sound has certain randomness, the duration is short in addition, the sound intensity
It is small, background noise is big, be not easy to be captured by human ear.
Currently, the research about snap sound is less, Li Yikai et al. has carried out skill by the measurement for being click sound to vertebra vertebra
Art analysis and design, preliminary test measure the click of joint sending in the distance of 40cm；Herzog and its colleague will with adhesive tape
Uniaxial accelerometer is fixed on the skin, vibration when measuring during backbone massage treatment with treated joint sending click sound
It is dynamic；Conway utilizes the relationship between pressure pad and the appearance and massage peak force of uniaxial accelerometer snap sound.However these are surveyed
Amount, which does not all design, determines that joint adjusts the research of the segment by acoustic fix ranging, therefore closes if can be differentiated by detection snap sound
The definite segment of adjustment is saved, the spinal joint for prompting doctor to massage has gone to the limit, then the safety to manipulation is improved
Play the role of with accuracy positive.
Chinese patent literature: CN201310038421.9, applying date 2013.01.31, patent name are as follows: in-vitro waist pushes away
Adept method measuring instrument.Disclose a kind of traditional Chinese massage medical research/teaching instrument, in particular to a kind of in-vitro waist Massage apparatus
Method measuring instrument.Due to the limitation of measuring principle, the prior art is relatively low to the measurement accuracy of massage power, and cannot provide
The location information of the point of application is not able to satisfy the demand of the scientific research of traditional Chinese massage gimmick and teaching.For this purpose, this in-vitro waist is massaged
Gimmick measuring instrument, it is characterised in that: including Human torso and flexible thin film type mechanics sensor, above-mentioned flexible thin film type power
It learns sensor to be arranged on the corresponding back point of Human torso, forms array group, all fexible film mechanics sensors
Output end be connected with processing circuit, the processing circuit is connected by connection cables with interface circuit, and the interface circuit leads to
It crosses connection cables to be connected with multi-channel data acquisition board, the multi-channel data acquisition board is connected to calculating by pci bus
Machine.As the effective tool of massage instrument treatment effectiveness evaluation, it is particularly suitable for using in traditional Chinese massage teaching process.
Chinese patent literature: CN201310038491.4, applying date 2013.01.31, patent name are as follows: press Massage apparatus
Method is in mechanics parameter measurement instrument.It discloses one kind and presses massage manipulation in mechanics parameter measurement instrument.The present invention includes measurement
Instrument ontology, processing circuit, computer；Measuring instrument ontology includes pedestal, massage head, force application rod and force-sensing sensor, and massage head is set
It sets in the bottom of pedestal, head is spherical, massage head upper ends force-sensing sensor, it is provided with through-hole at pedestal central upper portion,
Force application rod slide fit is in the through-hole；The input terminal of processing circuit is connected with the output end of force-sensing sensor, processing circuit it is defeated
Outlet is connected to computer by USB bus, and the massage power for pressing massage manipulation is shown and deposited by corresponding software
Storage, and storage data are analyzed by corresponding software, extract relevant parameter.Present invention decreases human body soft tissue viscoelasticities
Influence to massage power measurement accuracy；The frequency and the rhythm and pace of moving things of pressing massage manipulation are analyzed and handled.Chinese medicine is promoted to push away
The standardization and normalization of adept method, and data support is provided to develop mechanical massage product.
In-vitro waist massage manipulation measuring instrument in above patent document CN201310038421.9, using in trunk
Flexible thin film type mechanics sensor is set on the corresponding back point of model, forms array group, fexible film mechanics sensor
Output end is connected with processing circuit, and processing circuit is connected by connection cables with interface circuit, and interface circuit passes through connection cables
It is connected with multi-channel data acquisition board, multi-channel data acquisition board is connected to computer by pci bus, thus effectively as pushing away
By the tool of mechanotherapy effect assessment.Massage manipulation is pressed in mechanics parameter in patent document CN201310038491.4
Measuring instrument is connected using the input terminal of processing circuit with the output end of force-sensing sensor, and the output end of processing circuit passes through USB
Bus is connected to computer, and the massage power for pressing massage manipulation is shown and stored by corresponding software, and passes through phase
It answers software to analyze storage data, extracts relevant parameter, massage power is measured to reduce human body soft tissue viscoelasticity
The influence of accuracy；The frequency and the rhythm and pace of moving things of pressing massage manipulation are analyzed and handled.Promote the standard of traditional Chinese massage gimmick
Change and standardize, and provides data support to develop mechanical massage product.But during can monitoring massage about one kind
The snap sound of generation, and can determine whether out the position that elastic sound occurs, the intuitive segment for reflecting sounding centrum, auxiliary doctor judges to close
The means for saving adjustment, facilitate a kind of adjustment gimmick sound source analyzer of clinical manipulation at present then without relevant report.
In conclusion needing a kind of snap sound that can monitor to generate during massaging, and it can determine whether out that elastic sound occurs
Position, the intuitive segment for reflecting sounding centrum, auxiliary doctor judge the means that joint adjusts, facilitates the one of clinical manipulation
Kind adjustment gimmick sound source analyzer.
Summary of the invention
The purpose of the present invention is aiming at the shortcomings in the prior art, provide a kind of bullet that can monitor to generate during massaging
Sound, and can determine whether out the position that elastic sound occurs, the intuitive segment for reflecting sounding centrum, auxiliary doctor judges joint adjustment
Means facilitate a kind of adjustment gimmick sound source analyzer of clinical manipulation.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of adjustment gimmick sound source analyzer, the adjustment gimmick sound source analyzer include sonic sensor, at signal
Manage device, data acquisition card, industrial personal computer, computer, power supply；The sonic sensor by rubber balloon, Acquisition Circuit, inhale bowl and
Conducting wire composition；The Acquisition Circuit is set to the lower section of rubber bulb pump；The lower section inhaled bowl and be set to Acquisition Circuit, and inhale bowl
It is communicated with rubber bulb pump；Described conducting wire one end is connected with Acquisition Circuit, and the other end is connect with signal processor；The sound
There are six wave sensors, and is successively adsorbed at five pieces of lumbar vertebraes and the corresponding skin of one piece of tail bone by inhaling bowl respectively, is formed and is passed
Sensor array；It is equipped with signal processing unit inside the signal processor, outside is equipped with multiple to be connected with conducting wire respectively
Interface；The data acquisition card is 6 channel signal capture cards；The data acquisition card is assemblied in the slot of industrial personal computer；
The signal processor is connect with industrial personal computer；The industrial personal computer is connect with computer.
As a kind of perferred technical scheme, the sonic sensor bandwidth be 100Hz~15000Hz, sensitivity be-
42dB, signal-to-noise ratio 60dB.
As a kind of perferred technical scheme, the signal s (t) that the sound source issues, the letter that i-th of sensor receives
Number be xi=Ais(t-τi)+ni(t), A in formulai、τi、niRespectively indicating sound source, the amplitude fading of i sensor, time prolong on earth
Slow and additive noise.
As a kind of perferred technical scheme, the cross-correlation function for the signal that two sensors receive is represented byAccording to the property of relevance function, as τ=Δ tMaximum value is obtained, Δ t is 2
A sensor receives the time difference of acoustical signal.
A kind of adjustment gimmick sound source analyzer, which is characterized in that the adjustment gimmick sound source analyzer includes that sound wave passes
Sensor, signal processor, data acquisition card, industrial personal computer, computer, power supply；The sonic sensor by shell, circuit board,
And velcro composition；The shell includes upper cover and pedestal；The upper lid is equipped with line pipe and through-hole；The circuit
Plate is equipped with microphone；The circuit board using when be placed in shell, by line pipe external wire, microphone is placed in upper cover
Through-hole in, while wire end is connect with signal processor；There are two the velcro, and is respectively the magic with gum
Patch；Described two velcro one is set to base bottom, another is set at patient's lumbar vertebrae skin；The sonic sensor
There are six, and be sequentially fixed at five pieces of lumbar vertebraes and the corresponding skin of one piece of tail bone by velcro respectively, form sensor array
Column；Signal processing unit is equipped with inside the signal processor, outside is equipped with multiple interfaces being connected respectively with conducting wire；Institute
The data acquisition card stated is 6 channel signal capture cards；The data acquisition card is assemblied in the slot of industrial personal computer；The letter
Number processor is connect with industrial personal computer；The industrial personal computer is connect with computer.
The invention has the advantages that:
1, bullet caused by having carried out imitating shell sound respectively using the lumbar vertebrae adjustment acoustical definition system voluntarily developed and massaged
The acoustic fix ranging of sound is tested, the results showed that in lumbar vertebrae massage manipulation therapeutic process, snap sound localization technology can effectively assist curing
The raw segment for judging lumbar vertebrae adjustment.
2, by the processing of signal processor and industrial personal computer, this adjustment gimmick sound source analyzer can overcome and artificially judge bullet
During sound due to snap sound generate randomness, the duration is short, ambient noise floods, experience is insufficient the problems such as caused by leakage
Sentence or judge by accident, the intuitive segment for reflecting sounding centrum, auxiliary doctor judge the means of joint adjustment segment, more convenient clinic or
Teaching technique operation.
Detailed description of the invention
Attached drawing 1 is a kind of system block diagram for adjusting gimmick sound source analyzer of the present invention.
Attached drawing 2 is a kind of schematic perspective view for adjusting gimmick sound source analyzer sonic sensor of the present invention.
Attached drawing 3 is a kind of front side schematic diagram for adjusting gimmick sound source analyzer signal processor of the present invention.
Attached drawing 4 is a kind of front view for adjusting gimmick sound source analyzer signal processor of the present invention.
Attached drawing 5 is a kind of adjustment gimmick sound source analyzer operation chart of the present invention.
Attached drawing 6 is sensor receipt signal model schematic diagram.
Attached drawing 7 is 6 channel sample time domain plethysmographic signal figures.
Attached drawing 8 is time diagram of each channel reception to acoustical signal.
A is schematic diagram behind lumbar vertebrae in attached drawing 9, and b is lumbar vertebrae side schematic view.
Attached drawing 10 is a kind of adjustment gimmick sound source analyzer operation interface schematic diagram of the present invention.
Attached drawing 11 is a kind of adjustment gimmick sound source analyzer display interface schematic diagram of the present invention.
Attached drawing 12 is that the stereochemical structure after the sonic sensor of another adjustment gimmick sound source analyzer of the invention is split is shown
It is intended to.
Attached drawing 13 is the stereoscopic schematic diagram after the sonic sensor combination of another adjustment gimmick sound source analyzer of the invention.
Specific embodiment
It elaborates with reference to the accompanying drawing to specific embodiment provided by the invention.
Appended drawing reference involved in attached drawing and component part are as follows:
1. 11. rubber balloon of sonic sensor
12. Acquisition Circuit 13. inhales bowl
14. 2. signal processor of conducting wire
21. 3. data acquisition card of interface
4. 5. computer of industrial personal computer
6. 7. shell of power supply
71. 711. line pipe of upper cover
712. through-hole, 72. pedestal
8. 81. microphone of circuit board
9. velcro
Embodiment 1
Attached drawing 1 is please referred to, Fig. 1 is a kind of system block diagram for adjusting gimmick sound source analyzer of the present invention.A kind of adjustment gimmick
Sound source analyzer, the adjustment gimmick sound source analyzer includes sonic sensor 1, signal processor 2, data acquisition card 3, work
Control machine 4, computer 5, power supply 6；The sonic sensor 1 is by rubber balloon 11, Acquisition Circuit 12, suction bowl 13 and 14 groups of conducting wire
At；The Acquisition Circuit 12 is set to the lower section of rubber bulb pump 11；The lower section inhaled bowl 13 and be set to Acquisition Circuit 12, and inhale
Bowl 13 is communicated with rubber bulb pump 11；Described 14 one end of conducting wire is connected with Acquisition Circuit 12, and the other end and signal processor 2 connect
It connects；There are six the sonic sensors 1, and by inhaling, bowl 13 is successively adsorbed on five pieces of lumbar vertebraes and one piece of tail bone is corresponding respectively
At skin, sensor array is formed；Signal processing unit (not shown) is equipped with inside the signal processor 2, it is external
Equipped with multiple interfaces 21 being connected respectively with conducting wire 14；The data acquisition card 3 is 6 channel signal capture cards；Described
Data acquisition card 3 is assemblied in the slot of industrial personal computer 4；The signal processor 2 is connect with industrial personal computer 4；The industrial personal computer 4
It is connected between computer 5.
It should be understood that the Acquisition Circuit is by electret microphone, amplifying circuit, bandpass filter and output electricity
Road composition；1 bandwidth of sonic sensor is 100Hz~15000Hz, and sensitivity is -42dB, signal-to-noise ratio 60dB；It is described
6 channel signal capture card, 21 brand be Altay, model PCI8501, the measuring precision 0.01%, nonlinearity erron
For ± 4LSB (maximum), operating temperature range is 0 DEG C~+50 DEG C, and storage temperature range is -20 DEG C~+70 DEG C；The industry control
3 brand of machine is Altay, model FLB96A2；
Attached drawing 5 is please referred to, Fig. 5 is operation chart.The measurement process of the adjustment gimmick sound source analyzer are as follows: lumbar vertebrae
When massage, rubber bulb pump 11 is pressed respectively, and six sonic sensors 1 can be successively adsorbed on five by the air that emptying is inhaled in bowl 13
At block lumbar vertebrae and the corresponding skin of one piece of tail bone, sensor display is formed, sensor array can collect the physiology of human body itself
Signal；
Attached drawing 6 is please referred to, Fig. 6 is sensor receipt signal model.Collected acoustical signal is transferred to by sonic sensor 1
Processing unit in signal processor 2 first carries out Signal Pretreatment, then in conjunction with the sound-source signal received to different sensors
The time difference due to caused by transmission range is different combines the space coordinate of each sensor to estimate sound source position, obtains snap sound hair
Raw joint segment；
The signal s (t) that the sound source issues, the signal that i-th of sensor receives are xi=Ais(t-τi)+ni
(t), A in formulai、τi、niRespectively indicate the sound source amplitude fading of i sensor, time delay and additive noise on earth；Two biographies
The cross-correlation function for the signal that sensor receives is represented byAccording to the property of relevance function,
As τ=Δ tMaximum value is obtained, Δ t is the time difference that 2 sensors receive acoustical signal.Therefore, solution can be passed through
Two sensors receive the maximum value of signal cross-correlation function estimates the sodar time difference.
Further to verify the accuracy that this system confirms sound source position, taking imitating shell sound positioning experiment respectively and pushing away
It is tested by caused snap acoustic fix ranging；
Imitating shell sound positioning experiment: six 1 (S of sonic sensor of acoustic positioning system0~S5), using linear array arrangement side
Formula, with S5Coordinate origin i.e. X is set as benchmark sonic sensor 15=0mm, then S0~S4Coordinate be followed successively by a, b, c, d, e and a
> b > c > d > e, the position that sound source occurs are X.Simulation sound source is selected as contact switch, issues single sound, mould by movable contact
Pseudarthrosis reset sound；
Sound source position selects 10mm, 30mm, 50mm and 70mm with S5On the basis of, a under actual conditions, b, c, d, e is unknown
Number, instrument can only calculate relative position；A, b, c, the value of d, e are provided under experimental conditions, and are equally spaced sensor；
The sound source position of calculating is as shown in table 1, the results showed that physical location, S can be reflected by calculating data0、S1、S2、S3It is distance respectively
The nearest sensor of sound source；
Difference sound source position judges when 1 sensor spacing of table is 20mm
During lumbar vertebrae is massaged, snap acoustic fix ranging judges the means of joint adjustment segment as a kind of auxiliary doctor, directly
See the more convenient clinical gimmick in segment of ground reflection sounding centrum, it is contemplated that five sonic sensor S0~S4Corresponding five section centrum L1
~L5As long as judging that sonic sensor 1 position nearest from sound source can obtain sounding centrum segment；
Attached drawing 7 and attached drawing 8 are please referred to, Fig. 7 is 6 channel sample time domain plethysmographic signal figures, and Fig. 8 is that each channel reception is believed to sound
Number time diagram.Sensor equidistantly distributed is not ensured that when clinical manipulation, adjusts S0~S5Position (non-etc.), by sound source
It is moved to close to S4The position of sensor, can be seen that imitating shell sound arrival sensor from Fig. 7, Fig. 8, there are the apparent times
Difference, 5 channel (S4) it is initially received voice signal, to confirm sound source position.
The experiment of snap acoustic fix ranging caused by massaging: by sonic sensor (S0~S4), successively it is adsorbed on lumbar vertebra (L1~
L5), S5The characteristics of sensor is adsorbed on tail bone, and doctor, which uses, vibrates adjustment gimmick, the gimmick generates single bullet first is that massaging
Sound, rather than a string of snap sound.Subject is with lumbar degenerative joint figure arthritic, and meet formulation is included in mark
Quasi-, discharge standard, suspension and rejecting standard.The subject of three groups of age different sexes between 30~55, root are carried out
Joint segment is judged according to the clinical diagnosis and doctors experience of early period, and is compared with snap acoustic fix ranging result, the experimental results showed that
The two is consistent, and as shown in table 2, table 2 is snap acoustic fix ranging clinical trial results table；
2 snap acoustic fix ranging clinical trial structure of table
In order to which more preferably intuitively verifying snap acoustic fix ranging joint further uses lumbar vertebrae CT number with the presence or absence of the variation of position
It is analyzed according to acquisition and three-dimensional space Displacement Method.By taking subject (male, 50) as an example, from a in Fig. 9 (behind lumbar vertebrae) and b
(lumbar vertebrae side) disease patient L1 centrum three-dimensional perspective after vibrating manipulation is changed as can be seen that waist is dashed forward, white in figure
Color is treatment front position, and grey is position after treatment, as the result is shown snap acoustic fix ranging auxiliary judgment lumbar vertebrae position and three-dimensional reconstruction
As a result merit is in correspondence.
This adjustment gimmick sound source analyzer course of work: by sonic sensor according to mark (1-6), successively it is adsorbed on human body
Upper (such as Fig. 4) opens computer operation interface and clicks 2013 software of NI LabVIEW, and operation display interface clicks StartAD,
And tap test sound source, signal processor receive acoustical signal and carry out operation, image shows what each sensor received
Sound intensity amplitude curve, the signal of No. 5 sensors is maximum as the result is shown, can determine whether that sound source position is sensed close to No. 5 according to curve
Device (referring to Fig. 7 and Fig. 8).
Embodiment 2
Please refer to attached drawing 12,13, Figure 12 is that another sonic sensor for adjusting gimmick sound source analyzer of the invention is split
Schematic perspective view afterwards, Figure 13 are vertical after the sonic sensor of another adjustment gimmick sound source analyzer of the invention combines
Body schematic diagram.The present embodiment is substantially the same manner as Example 1, the difference is that, the sonic sensor 1 in the present embodiment is by outer
Shell 7, circuit board 8, velcro 9 form；The shell 7 includes upper cover 71 and pedestal 72, and therebetween can by screw thread or
Other way is fixedly connected；The upper cover 71 is equipped with line pipe 711 and through-hole 712；The line pipe 711 is used for conducting wire
(not shown) passes through；The circuit board 8 is equipped with microphone 81；The circuit board 8 is placed in shell 7 when using
In, it is connect with conducting wire simultaneously, microphone 81 is placed in the through-hole 712 of upper cover 71, for acquiring acoustical signal；The velcro 9
There are two, and be respectively the velcro with gum；Two velcro pass through back-adhesive surface one respectively and are fixed on pedestal 72
Bottom, another is attached at patient's lumbar vertebrae skin；The difference passes through the attachment surface of two 9 tow sides of velcro again and glues
Attached face, which is pasted, to be fixed, and shell 7 can be fixed on to patient's lumbar vertebrae position；The shell 7 is made of 3D printing；This hair
Sonic sensor 1 in bright utilizes shell 7 and velcro 9, so that the fixed effect of sensor is stronger, is not easy to loosen and slide
It falls, to guarantee the stability and accuracy of measurement, while the comfort level of patient also can be improved.
In conclusion the present invention has carried out imitating shell sound using the lumbar vertebrae adjustment acoustical definition system voluntarily developed respectively
With the acoustic fix ranging experiment for caused snap sound of massaging, the results showed that in lumbar vertebrae massage manipulation therapeutic process, snap sound localization technology
Doctor can be effectively assisted to judge the segment of lumbar vertebrae adjustment；Pass through the processing of signal processor and industrial personal computer, this adjustment gimmick sound source
Analyzer can overcome and artificially judge that randomness during snap due to the generation of snap sound, duration is short, ambient noise floods
Not, the problems such as experience is insufficient is caused to fail to judge or judges by accident, and the intuitive segment for reflecting sounding centrum, auxiliary doctor judges that joint adjusts
The means of segment, more convenient clinical or teaching technique operation.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, under the premise of not departing from the method for the present invention, can also make several improvement and supplement, these are improved and supplement also should be regarded as
Protection scope of the present invention.
Claims (5)
1. a kind of adjustment gimmick sound source analyzer, which is characterized in that the adjustment gimmick sound source analyzer includes sound wave sensing
Device, signal processor, data acquisition card, industrial personal computer, computer, power supply；The sonic sensor is by rubber balloon, acquisition electricity
Bowl and conducting wire composition are inhaled in road；The Acquisition Circuit is set to the lower section of rubber bulb pump；The suction bowl is set under Acquisition Circuit
Side, and inhale bowl and communicated with rubber bulb pump；Described conducting wire one end is connected with Acquisition Circuit, and the other end and signal processor connect
It connects；There are six the sonic sensors, and is successively adsorbed on five pieces of lumbar vertebraes and the corresponding skin of one piece of tail bone by inhaling bowl respectively
At skin, sensor array is formed；Be equipped with signal processing unit inside the signal processor, outside be equipped with it is multiple respectively with lead
The interface that line is connected；The data acquisition card is 6 channel signal capture cards；The data acquisition card is assemblied in industrial personal computer
Slot in；The signal processor is connect with industrial personal computer；The industrial personal computer is connect with computer.
2. adjustment gimmick sound source analyzer according to claim 1, which is characterized in that the sonic sensor bandwidth is
100Hz~15000Hz, sensitivity are -42dB, signal-to-noise ratio 60dB.
3. adjustment gimmick sound source analyzer according to claim 1, which is characterized in that the signal s that the sound source issues
(t), the signal that i-th of sensor receives is xi=Ais(t-τi)+ni(t), A in formulai、τi、niRespectively indicate sound source i on earth
Amplitude fading, time delay and the additive noise of a sensor.
4. adjustment gimmick sound source analyzer according to claim 1, which is characterized in that two sensors received
The cross-correlation function of signal is represented byAccording to the property of relevance function, as τ=Δ tMaximum value is obtained, Δ t is the time difference that 2 sensors receive acoustical signal.
5. a kind of adjustment gimmick sound source analyzer, which is characterized in that the adjustment gimmick sound source analyzer includes sound wave sensing
Device, signal processor, data acquisition card, industrial personal computer, computer, power supply；The sonic sensor by shell, circuit board and
Velcro composition；The shell includes upper cover and pedestal；The upper lid is equipped with line pipe and through-hole；The circuit board
It is equipped with microphone；The circuit board using when be placed in shell, by line pipe external wire, microphone is placed in upper cover
In through-hole, while wire end is connect with signal processor；There are two the velcro, and is respectively the magic with gum
Patch；Described two velcro one is set to base bottom, another is set at patient's lumbar vertebrae skin；The sonic sensor
There are six, and be sequentially fixed at five pieces of lumbar vertebraes and the corresponding skin of one piece of tail bone by velcro respectively, form sensor array
Column；Signal processing unit is equipped with inside the signal processor, outside is equipped with multiple interfaces being connected respectively with conducting wire；Institute
The data acquisition card stated is 6 channel signal capture cards；The data acquisition card is assemblied in the slot of industrial personal computer；The letter
Number processor is connect with industrial personal computer；The industrial personal computer is connect with computer.
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| CN201811088912.3A CN109009217A (en) | 2018-09-18 | 2018-09-18 | Adjust gimmick sound source analyzer |
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|---|---|---|---|
| CN201811088912.3A CN109009217A (en) | 2018-09-18 | 2018-09-18 | Adjust gimmick sound source analyzer |
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