CN206729890U - A kind of splayfoot detection alarm set based on surface myoelectric technology - Google Patents
A kind of splayfoot detection alarm set based on surface myoelectric technology Download PDFInfo
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- CN206729890U CN206729890U CN201621486024.3U CN201621486024U CN206729890U CN 206729890 U CN206729890 U CN 206729890U CN 201621486024 U CN201621486024 U CN 201621486024U CN 206729890 U CN206729890 U CN 206729890U
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Abstract
The utility model discloses a kind of splayfoot based on surface myoelectric technology to detect alarm set, belongs to protection device field.Splayfoot detection alarm set of the present utility model includes the bottom bands of trouser legs, the bottom bands of trouser legs is annular, electromyographic signal detecting electrode, signal processing module and signal execution module are provided with the bottom bands of trouser legs, the electromyographic signal detecting electrode and signal execution module electrically connect with signal processing module, the electromyographic signal detecting electrode is distributed in bottom bands of trouser legs posterior medial, for detecting splayfoot attitude information；The signal execution module is used to produce cue to user to the splayfoot attitude information detected.The utility model is combined checking with EMG method with telescopic leg band, and accuracy in detection is high, easy to use, can preferably help user to correct splayfoot posture.
Description
Technical field
The present invention relates to health care facility technical field, more specifically to a kind of eight words based on surface myoelectric technology
Pin detects alarm set.
Background technology
" splayfoot " is a kind of skeleton deformity of lower limb, is divided into " toe out " and " interior eight word ", is all because foot is wrong
By mistake caused by stress, splayfoot is increasingly paid attention to because walking posture is indecency by everybody.The mode state that splayfoot is corrected at present
Interior typically to have wearing corrective shoes, hospital typically uses some shoe-pads or support, general in the world also to use correction Shoes and insole,
Reinforcement plate and bicycle is coordinated to go to help children to correct.Very heavy unbecoming, the effect of these equipment effects one side
It is very limited, it is particularly worse in prevention and context of detection effect.
In recent years, China suffers from knock-kneed number and is on the increase.Especially young child, does not have when they walk
Holding normal feet posture or foot's posture are nonstandard, and go down causes them to form splayfoot for a long time.Splayfoot patient walks
Not just, instability of gait, step steps not open posture, is made troubles to manual labor and motion during road.So prevention splayfoot seems
It is particularly significant.
Prevention splayfoot just forms the custom for keeping normal feet posture mainly by patient in infancy.Market also has
Auxiliary equipment, for example correct Shoes and insole.But correction Shoes and insole simply improves the appearance of foot when people walks by auxiliary force
State, and the consciousness independently corrected can not be directly produced from patients ' psychological, cure the symptoms, not the disease, once the correcting outside departing from
The constraint of device, user still may again can recover before splayfoot state, it is necessary to worn for long periods correcting device
Certain improvement result can be played.
Chinese Patent Application No.：201510816467.8 the applying date：On November 20th, 2015, invention and created name are：One
Kind is used for the electronic equipment that splayfoot is detected and corrected, and this application case discloses a kind of for splayfoot detection and the electronics corrected
Equipment, the equipment calculate tiptoe and step direction of advance angle to have detected whether interior eight by built-in acceleration transducer
The phenomenon of word or toed-out, it can in addition contain be stimulated by faint electric current to remind the angle that user adjusts pin in time,
It is achieved thereby that prevention, detection and correction triple function.
The program is by gathering tiptoe pace and direction of advance parameter, so as to judge whether into eight word states, although
Autonomous prompting function can be realized, but most of user especially makes daily it is difficult to ensure that its track route is straight line
Used time, often loiter, its path is also what is fluctuated widely, therefore, calculates tiptoe by accelerator and step advances
Direction and angle are come the phenomenon of eight words or toed-out in detecting whether, it is easy to erroneous judgement situation occur, cause user to connect
By the prompt message of mistake, it is difficult to reach and really remind purpose.Therefore, how for user accurate information is provided, effectively
Improvement splayfoot phenomenon, be a great problem that prior art is faced.
Utility model content
1. utility model technical problems to be solved
The purpose of this utility model, which is to overcome, to be difficult to accurately remind not splayfoot posture in the prior art
Foot, there is provided a kind of splayfoot detection alarm set based on surface myoelectric technology, the utility model is checking with EMG method with stretching
The formula bottom bands of trouser legs is combined, and accuracy in detection is high, easy to use, can preferably help user to correct splayfoot posture.
2. technical scheme
To reach above-mentioned purpose, technical scheme provided by the utility model is：
A kind of splayfoot detection alarm set based on surface myoelectric technology of the present utility model, including the bottom bands of trouser legs, the bottom bands of trouser legs
For annular, electromyographic signal detecting electrode, signal processing module and signal execution module, the electromyographic signal are provided with the bottom bands of trouser legs
Detecting electrode and signal execution module electrically connect with signal processing module, after the electromyographic signal detecting electrode is distributed in the bottom bands of trouser legs
On the inside of portion, for detecting splayfoot attitude information；The signal execution module be used for the splayfoot attitude information that detects to
User produces cue.
Further improved as the utility model, the signal processing module includes preposition modulate circuit plate, collection
Card and processor；The preposition modulate circuit plate is used to carry out denoising and amplification to the electromyographic signal of collection, and by after processing
Signal is sent in supporting capture card；
The capture card is used to the simulation electromyographic signal of collection being converted into the recognizable digital electromyographic signal of processor, and
Digital electromyographic signal is sent to processor；
The processor carries out feature extraction to surface electromyogram signal, and then carries out pattern-recognition, whether judges user
In splayfoot posture, when being judged as splayfoot posture, processor sends execution information to signal execution module, and signal performs
Module action.
Further improved as the utility model, the described bottom bands of trouser legs includes main bandage and air sac belt, and at least two master ties up
Band is connected with each other the composition bottom bands of trouser legs, and two neighboring main bandage controls bottom bands of trouser legs exhibition by air bag band connection by the intake and exhaust of air sac belt
Open or tighten up.
Further improved as the utility model, the air sac belt both sides are corrugated ribbon, between adjacent air sac belt
Connected by airway tube；When air sac belt is vented, corrugated ribbon, which is folded into stratiform, tightens up the bottom bands of trouser legs.
Further improved as the utility model, the crest and trough of the corrugated ribbon are V-arrangement.
Further improved as the utility model, servo air-exhausting air-entering controller and intake and exhaust control are provided with the bottom bands of trouser legs
Motor, air sac belt are connected by air inlet-outlet pipe with servo air-exhausting air-entering controller, intake and exhaust controlled motor.
Further improved as the utility model, bottom bands of trouser legs posterior medial sets electromyographic signal detecting electrode, the myoelectricity
Signal detection electrode has the contact surface being bonded with leg, corresponding to leg semitendinosus and semimembranosus region.
Further improved as the utility model, the detecting electrode piece in electromyographic signal detecting electrode is arranged in two row
Cloth, the information transmission that detecting electrode piece detects to signal processing module.
Further improved as the utility model, the detecting electrode piece there are 6, and forms two signal acquisitions and lead to
Road, the detecting electrode piece at the top of first row form a signal sampling channel with two detecting electrode pieces below another row, remained
Remaining detecting electrode piece forms another signal sampling channel.
Further being improved as the utility model, the power supply in the bottom bands of trouser legs is located in the main bandage of front side or both sides, and
It is provided with corresponding start stop switch；The signal execution module is vibrating prompt or voice prompting device.
3. beneficial effect
Using technical scheme provided by the utility model, compared with prior art, have the advantages that：
(1) a kind of splayfoot detection alarm set based on surface myoelectric technology of the present utility model, examines surface myoelectric
The bottom bands of trouser legs that electrode is surveyed with annular is combined, and is easy to dress, and carries out signal acquisition using electromyographic signal detecting electrode, to the electricity
Signal carries out feature extraction and pattern-recognition to judge whether wearer splayfoot posture occurs, and accuracy in detection is high, by individual
Sex differernce and external environment influence are small, can carry out posture prompting to user accurately and in time；
(2) a kind of splayfoot detection alarm set based on surface myoelectric technology of the present utility model, main bandage pass through gas
Capsule band is connected, and air sac belt both sides are corrugated ribbon, are connected between adjacent air sac belt by airway tube, when air sac belt is vented,
Corrugated ribbon folding shrinking, tighten up the bottom bands of trouser legs and be bundled in leg, will not the spalling because of unfolding for leg muscle, be adapted in daily life
Middle use；
(3) a kind of splayfoot detection alarm set based on surface myoelectric technology of the present utility model, the crest of corrugated ribbon
It is V-arrangement with trough, the angle of V-arrangement can be controlled between 25~70 °, if angle too small is, it is necessary to longer corrugated ribbon ability
Realization is tightened up, and easily releasable；If angle is excessive, in exhaust, easily there is both sides corrugated ribbon and form flat board with respect to adhesive,
Rather than stratiform is folded into, the bottom bands of trouser legs can be caused to unfold and can not use on the contrary, have in the angular range and preferably tighten up effect；
(4) a kind of splayfoot detection alarm set based on surface myoelectric technology of the present utility model, testing result is accurate,
It is easy to wear, overcome conventional physics and correct some discomforts that knock-kneed method is brought to user, be easy to user to form
The custom of self splayfoot posture.
Brief description of the drawings
Fig. 1 is the structural representation of the splayfoot detection means of the present invention；
Fig. 2 is electrode slice distributed architecture schematic diagram in the present invention；
Fig. 3 is the system schematic of each detection module in the present invention；
Fig. 4 is splayfoot detection method flow chart in the present invention；
Fig. 5 is that wavelet transformation and VPMCD algorithms detect figure to splayfoot state recognition accuracy.
Label declaration in schematic diagram：1st, main bandage；2nd, air sac belt；3rd, detecting electrode；4th, power supply；5th, voice prompting device；
6th, start stop switch.
Embodiment
To further appreciate that present disclosure, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
With reference to Fig. 1, a kind of splayfoot detection alarm set based on surface myoelectric technology of the present embodiment, including：The bottom bands of trouser legs,
The bottom bands of trouser legs is annular, and electromyographic signal detecting electrode 3, signal processing module and signal execution module are provided with the bottom bands of trouser legs.Wherein,
Electromyographic signal detecting electrode is distributed in bottom bands of trouser legs posterior medial, for detecting the splayfoot attitude information of user；Electromyographic signal is examined
Survey electrode and signal execution module electrically connects with signal processing module, electromyographic signal detecting electrode sends the information detected
To signal processing module, if it is determined that be splayfoot posture, then signal execution module to the splayfoot signal that detects to user
Produce prompt message.The information alert can be vibration prompting, or be auditory tone cues, or other information is prompted, main
If user is allowed to notice the posture of oneself, without specific requirement.
With reference to Fig. 3, signal processing module includes preposition modulate circuit plate, capture card and processor in the present embodiment；It is described
Preposition modulate circuit plate is used to carry out denoising and amplification to the electromyographic signal of collection, and the signal after processing is sent to supporting
In capture card.
The capture card is used to the simulation electromyographic signal of collection being converted into the recognizable digital electromyographic signal of processor, and
Digital electromyographic signal is sent to processor；
The processor carries out feature extraction to surface electromyogram signal, and then carries out pattern-recognition, whether judges user
In splayfoot posture, when being judged as splayfoot posture, processor sends execution information to signal execution module, and signal performs
Module action, produce vibrations or auditory tone cues.
Preferably splayfoot posture can be identified using wavelet transformation and VPMCD algorithms for processor, can be used
Collection, feature extraction, pattern-recognition and the vibrating motor control/sound prompting of LabVIEW and matlab design electromyographic signals
Etc. program.Above-mentioned LabVIEW and matlab programs are checking with EMG method field routine techniques, are not being repeated.
Splayfoot differentiation is carried out by electrode detection what deserves to be explained is also having in the prior art, regardless of whether being flesh
Electrical signal detection, its difficult point are that how to be applicable electrode accurately detects splayfoot information.In order to reach the effect, this
The bottom bands of trouser legs in embodiment includes main bandage 1 and air sac belt 2, and main bandage 1 is elastic bands, and 4 main bandages 1 are connected with each other composition leg
Band, two neighboring main bandage 1 are connected by air sac belt 2, are controlled bottom bands of trouser legs expansion by the intake and exhaust of air sac belt 2 or are tightened up.
4 main bandages 1 can be set with uniform intervals, and be located at the position of front, rear, left and right four respectively, electromyographic signal detection
Electrode 3 is located at the inner side of main bandage 1 at rear portion, and signal processing module and signal execution module are located at the master of front side or arranged on left and right sides
On bandage 1, it is not specifically limited.
The both sides of air sac belt 2 are corrugated ribbon, and the side wall connection of the main bandage 1 of sidepiece, the inside of air sac belt 2 is sealing space, adjacent
Air sac belt 2 between connected by airway tube, when air sac belt 2 is vented, corrugated ribbon, which is folded into stratiform, tightens up the bottom bands of trouser legs.
It is well known that having more equipment to use air sac belt in life carries out limbs bondage, make detection sensor and human body
Fitting, such as sphygmomanometer, makes it be strapped in without dropping on arm by inwardly filling air, and this programme can also use inflation
Mode makes the bottom bands of trouser legs be strapped on thigh, but inflatable bondage is larger to human body constraint sense, once user squats down, muscle
Tightly, it is easy to the bottom bands of trouser legs is strutted, causes device to damage, can not be used at all.
This programme is attached using corrugated ribbon to main bandage, and after gas discharge in corrugated ribbon, corrugated ribbon folds
For stratiform, spacing reduces, and then is tightened up main bandage 1, realizes the fixation of the bottom bands of trouser legs.In user's carry out activity, even
Squat down, after muscle tension, because gas is extracted in air sac belt 2, will not be burst, and can remain and be bonded with limbs
State, the signal of detection is accurate.
Embodiment 2
A kind of splayfoot detection alarm set based on surface myoelectric technology of the present embodiment, its basic structure and embodiment
1 is identical, and its difference is：The crest and trough of corrugated ribbon are V-arrangement, can control the angle of V-arrangement 25~70 ° it
Between, the present embodiment is preferably 35 °.If angle too small is, it is necessary to which longer corrugated ribbon could realize and tighten up that longer corrugated ribbon is easy
The bottom bands of trouser legs is caused to release；If angle is excessive, in exhaust, easily there is both sides corrugated ribbon and form flat board, rather than folding with respect to adhesive
Stratiform is stacked as, the bottom bands of trouser legs can be caused to unfold and can not use on the contrary, has in the angular range and preferably tightens up effect.
Servo air-exhausting air-entering controller and servo intake and exhaust controlled motor are provided with the bottom bands of trouser legs, air sac belt 2 passes through air inlet-outlet pipe
It is connected with servo air-exhausting air-entering controller, intake and exhaust controlled motor.The servo air-exhausting air-entering controller can be magnetic valve, and magnetic valve is beaten
After opening, it can inflate into air sac belt 2 or be outwards vented by intake and exhaust controlled motor, after the completion of exhaust, closed electromagnetic valve,
Air sac belt 2 keeps tightening state.When needing to remove the bottom bands of trouser legs, open magnetic valve to air inlet-outlet pipe ventilate, external pressure compared with
Greatly, can be from gas injection in trend air sac belt 2.
Embodiment 3
A kind of splayfoot detection alarm set based on surface myoelectric technology of the present embodiment, its basic structure and embodiment
2 is identical, and its difference is：Bottom bands of trouser legs posterior medial sets electromyographic signal detecting electrode 3, and the electromyographic signal detecting electrode 3 has
There is the contact surface being bonded with leg, corresponding to leg semitendinosus and semimembranosus region.Detection electricity in electromyographic signal detecting electrode 3
Pole piece is arranged in two row, the information transmission that detecting electrode piece detects to signal processing module.
Semitendinosus is located on rear side of thigh, rises from ischial tuberosity, terminates at proximal ends of tibia medial surface, and main function is to stretch hip pass
Save, go down on one's knees joint and micro- medial rotation, dominated by sciatic nerve；Semimembranosus is located on rear side of thigh, the deep face of semitendinosus, with flat thin tendon
Film is risen certainly in ischial tuberosity, is terminated at behind condylus medialis tibiae, and main function is to stretch hip joint, go down on one's knees joint and micro- medial rotation, by
Sciatic nerve dominates.When human body lower limbs are into splayfoot posture, semitendinosus and semimembranosus can correspond to and shrink or stretch, and pass through detection
The change of the electromyographic signal of semitendinosus and semimembranosus can accurately reflect leg posture, and accuracy of detection and the degree of accuracy are relative to common
Electrode detection there is more preferable effect.
With reference to Fig. 2, detecting electrode piece has 6 in the present embodiment, and forms two signal sampling channels, if two row detections
Electrode slice is formed separately a passage, and detection signal is more single, and the present embodiment is the detecting electrode piece at the top of first row
A signal sampling channel is formed with two detecting electrode pieces below another row, remaining detecting electrode piece forms another signal
Acquisition channel.As illustrated, the detecting electrode piece 02 and detecting electrode piece 03 of detecting electrode piece 01 and secondary series connect in first row
It is connected to same signal sampling channel, detecting electrode piece 05 and detecting electrode piece 06 and the detecting electrode in secondary series in first row
Piece 04 is connected to same signal sampling channel, and the signal message synthesis interaction that both gather, same channel information includes half tendon
Flesh and semimembranosus unfold situation, can effectively prevent from judging by accident.
Embodiment 4
A kind of splayfoot detection alarm set based on surface myoelectric technology of the present embodiment, its basic structure and embodiment
3 is identical, and its difference is：Power supply 4 in the bottom bands of trouser legs is located in the main bandage 1 of front side or both sides, and is provided with corresponding open
Guard's valve 6；Signal execution module is voice prompting device 5.
It is as follows with reference to Fig. 4, its process when specifically used：
1) user is worn by the bottom bands of trouser legs, and adjusts good position, after pressing shift knob, startup power supply module, and closing of circuit,
System starts；
2) magnetic valve is opened, and intake and exhaust controlled motor is tightened up to external exhaust gas, air sac belt 2, and main bandage 1 is strapped in thigh
On；
3) the surface myoelectric detecting electrode for being placed in back starts to gather the electromyographic signal of semitendinosus and semimembranosus, works as wearer
During leg action, the electromyographic signal of semitendinosus and semimembranosus can produce change, then send the signal to supporting preposition conditioning
Circuit board carries out signal denoising and enhanced processing；
4) and then signal is transferred to capture card, and capture card is handled the signal treated by front end circuit, makes letter
Number it is changed into the digital electromyographic signal that can be identified by computer；Digital electromyographic signal is sent to the processor, by feature extraction,
After the processing of the program such as Feature Dimension Reduction and pattern-recognition, processor is using wavelet transformation and VPMCD algorithms identification splayfoot and normally
(non-splayfoot) two kinds of postures；
5) when system is judged as splayfoot posture, processor sends execution information to signal execution module, and signal performs
Module action, alerting signal is sent, voice prompting device 5 gives birth to auditory tone cues, carries out early warning to wearer, user receives
Walking posture should be corrected after the prompting in time.
6) when the system is shut down, motor is stopped, and magnetic valve is opened, and extraneous air enters, and the bottom bands of trouser legs is unfolded, can directly taken
Under.
Above-mentioned VPMCD methods are built upon the mode identification method on the basis of variable prediction model, in party's law theory, no
Correlation between generic middle characteristic variable is also different.In the pattern recognition problem of human body surface myoelectric signal, adopt
With one group of characteristic quantity X=[X1,X2,···,Xp] a kind of classification of description, in different gesture classifications, one of characteristic value
XiBy further feature value XjThe influence of (j ≠ i) is also different.It is probably man-to-man relation X that they are existing between each other1=f
(X2), it is also possible to one-to-many relation X1=f (X2,X3,···).In order to identify different classes of motor pattern, it is necessary to
Using training sample establish can between expression characteristic variable internal relation mathematical modeling, i.e. variable prediction model
(Variable Predictive Model,VPM).Test sample is predicted by these forecast models again, and with every class
The minimum discriminant function of Prediction sum squares is classified.
Above-mentioned processor is using wavelet transformation and VPMCD algorithms identification splayfoot and non-splayfoot two states, its method
It is as follows：
S1, internal eight word, toed-out, normally walk, going down on one's knees four kinds acts collecting sample, obtained using VPMCD algorithms pre-
Survey model VPMtraining；Forecast model VPMtrainingIt is the pre- program for first passing through test and being stored in system, as original
With type of action；
S2, electrode slice carry out sEMG signal acquisitions to leg action；
S3, the sEMG signals to collection carry out three layers of wavelet decomposition using wavelet basis function, obtain the wavelet systems of each frequency range
Number.Shown in wavelet transformation implication formula such as formula (1)：
Wherein：f(t)∈L2(R), L2(R) function space formed for quadractically integrable function on R.ψ (t) is mother wavelet or mother
Small echo, a are scale factor, and b is shift factor.
Again the signal is represented with the linear combination of different scale and different shifted wavelet bases；As shown in formula (2)：
Wherein, the coefficient of each single item is known as wavelet coefficient, AI(t)、Di(t) low frequency component and height of I level are represented respectively
Frequency component, waI、wdiThe low-frequency wavelet coefficients and high-frequency wavelet coefficient of i-stage are represented respectively；
The wavelet coefficient modulus maximum of each frequency sub-band is as characteristic vector after S4, extraction wavelet decomposition.So obtain every kind of
The eigenvalue matrix of classification, the internal association between cross-correlation analysis method checking characteristic value can be used during experiment；
S5, with the forecast model VPM trainedtrainingClassification and Identification, various types of backs are carried out to eigenvalue matrix
Action can is determined by the data result of VPMCD graders.
Using wavelet transformation and VPMCD algorithms identification splayfoot and non-splayfoot two states, relative to other identification sides
Method has higher accuracy, as shown in figure 5, this method establishes variable prediction model by the method for parameter Estimation, avoids
ANN structures, the select permeability of type and iterative process.In addition, in the selection of types of models and parameter, it depends on predicted value
With the minimum Prediction sum squares of actual value, so as to avoid the dependence to priori, more objectivity.Therefore, the party
Method has more preferable VPMCD Training Capabilities and classification performance, is a kind of effective, reliable surface electromyogram signal pattern-recognition side
Method.
Schematically the present invention and embodiments thereof are described above, this describes no restricted, institute in accompanying drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited thereto.So if common skill of this area
Art personnel are enlightened by it, without departing from the spirit of the invention, without designing and the technical scheme for creativeness
Similar frame mode and embodiment, protection scope of the present invention all should be belonged to.
Claims (9)
- A kind of 1. splayfoot detection alarm set based on surface myoelectric technology, it is characterised in that including：The bottom bands of trouser legs, the bottom bands of trouser legs are Annular, electromyographic signal detecting electrode (3), signal processing module and signal execution module, the myoelectricity letter are provided with the bottom bands of trouser legs Number detecting electrode and signal execution module electrically connect with signal processing module, and the electromyographic signal detecting electrode is distributed in the bottom bands of trouser legs Posterior medial, for detecting splayfoot attitude information；The signal execution module is used for the splayfoot attitude information to detecting Cue is produced to user.
- A kind of 2. splayfoot detection alarm set based on surface myoelectric technology according to claim 1, it is characterised in that： The described bottom bands of trouser legs includes main bandage (1) and air sac belt (2), and the main bandage of at least two (1) is connected with each other the composition bottom bands of trouser legs, two neighboring Main bandage (1) is connected by air sac belt (2), is controlled bottom bands of trouser legs expansion by the intake and exhaust of air sac belt (2) or is tightened up.
- A kind of 3. splayfoot detection alarm set based on surface myoelectric technology according to claim 2, it is characterised in that： Air sac belt (2) both sides are corrugated ribbon, and adjacent air sac belt is connected between (2) by airway tube；When air sac belt (2) is vented When, corrugated ribbon, which is folded into stratiform, tightens up the bottom bands of trouser legs.
- A kind of 4. splayfoot detection alarm set based on surface myoelectric technology according to claim 3, it is characterised in that： The crest and trough of the corrugated ribbon are V-arrangement.
- A kind of 5. splayfoot detection alarm set based on surface myoelectric technology according to claim 3, it is characterised in that： Servo air-exhausting air-entering controller and intake and exhaust controlled motor are provided with the bottom bands of trouser legs, air sac belt (2) enters row by air inlet-outlet pipe and servo Airgun controller, the connection of intake and exhaust controlled motor.
- 6. alarm set is detected according to a kind of splayfoot based on surface myoelectric technology according to any one of claims 1 to 5, It is characterized in that：Bottom bands of trouser legs posterior medial sets electromyographic signal detecting electrode (3), and the electromyographic signal detecting electrode (3) has and leg The contact surface of portion's fitting, corresponding to leg semitendinosus and semimembranosus region.
- A kind of 7. splayfoot detection alarm set based on surface myoelectric technology according to claim 6, it is characterised in that： Detecting electrode piece in electromyographic signal detecting electrode (3) is arranged in two row, and the information transmission of detecting electrode piece detection is at signal Manage module.
- A kind of 8. splayfoot detection alarm set based on surface myoelectric technology according to claim 7, it is characterised in that： The detecting electrode piece has 6, and forms two signal sampling channels, the detecting electrode piece at the top of first row and another row lower section Two detecting electrode pieces form a signal sampling channel, remaining detecting electrode piece forms another signal sampling channel.
- 9. a kind of splayfoot detection alarm set based on surface myoelectric technology according to any one of claim 2~5, It is characterized in that：Power supply in the bottom bands of trouser legs is located in the main bandage (1) of front side or both sides, and is provided with corresponding start stop switch (6)； The signal execution module is vibrating prompt or voice prompting device.
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