CN113143218A - Device and method for testing human body autonomic balance capability in multiple dimensions - Google Patents
Device and method for testing human body autonomic balance capability in multiple dimensions Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/40—Detecting, measuring or recording for evaluating the nervous system
- A61B5/4005—Detecting, measuring or recording for evaluating the nervous system for evaluating the sensory system
- A61B5/4023—Evaluating sense of balance
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1116—Determining posture transitions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1121—Determining geometric values, e.g. centre of rotation or angular range of movement
- A61B5/1122—Determining geometric values, e.g. centre of rotation or angular range of movement of movement trajectories
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1126—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb using a particular sensing technique
- A61B5/1128—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb using a particular sensing technique using image analysis
Abstract
The invention relates to the field of human body balance capability test, in particular to a device for testing the human body autonomous balance capability in a multidimensional way, wherein the part of a bearing column exposed out of a test board is cylindrical, a pedal main body is a flat plate, the middle part of the pedal is upwards protruded to form an arc-shaped accommodating groove, the pedal is lapped on the arc surface of the bearing column through the accommodating groove, the pedal forms treading positions for testers on the left side and the right side of the accommodating groove, the inner ring surface of the accommodating groove is matched with the curvature of the outer ring surface of the bearing column, a sliding block is slidably arranged on a vertical guide rail, a visual identification camera is arranged on the sliding block, and the image acquisition direction of the visual identification camera faces the test board. The device can accurately judge the human body balance ability. The invention also provides a multi-dimensional testing method for testing the human body autonomic balance capability.
Description
Technical Field
The invention relates to the field of human body balance capability test, in particular to a device and a method for testing human body autonomic balance capability in a multi-dimensional mode.
Background
The balance ability is an important physiological function of human body, and the balance ability test is increasingly valued in medical practice and competitive sports, but due to various test methods and good and irregular test levels, a plurality of abuse and misuse phenomena occur for a long time.
In the prior art, a human balance ability test usually refers to a test standard of a walking balance beam in a national physical fitness standard manual (infant part), the standard is only suitable for children, firstly, the width of the balance beam is fixed, the width is only set by the standard in an installation manual, and factors such as the width of a sole and the height have large influence on the test, so that adults are not suitable for the test.
In the prior art, part of equipment is tested in a single-foot standing mode, the other foot falls to the ground and is marked as test failure, and the balance ability of a tester is judged according to the standing time of the single foot. In addition, the test method only obtains a single test result of whether the test is passed or not, and the physiological change condition of a tester in the test process cannot be obtained, so that the subsequent data accumulation and research are not facilitated.
Disclosure of Invention
In order to solve the problems, the invention provides a device for testing the human body autonomic balance ability in a multi-dimension mode. The invention also provides a multi-dimensional testing method for testing the human body autonomic balance capability.
In order to achieve the purpose, the invention adopts the technical scheme that:
in a first technical scheme, the device for testing the autonomic balance capability of the human body in multiple dimensions comprises a test board, a bearing column, a pedal, a vertical frame, a vertical guide rail, a sliding block, a visual recognition camera, a target bracelet and a brain wave patch, wherein the bearing column is horizontally arranged on the top surface of the test board, the part of the bearing column, which is exposed out of the test board, is cylindrical, a pedal main body is a flat plate, the middle part of the pedal is upwards protruded to form an arc-shaped accommodating groove, the pedal is overlapped on the arc surface of the bearing column through the accommodating groove, the left side and the right side of the accommodating groove form stepping positions for testers, the inner ring surface of the accommodating groove is matched with the curvature of the outer ring surface of the bearing column, the vertical frame is arranged behind the test board, the vertical guide rail is arranged in the middle part of the vertical frame, the sliding block is slidably arranged on the vertical guide rail, and the visual recognition camera is arranged on the sliding block, the image acquisition direction of the visual identification camera faces the direction of the test bench;
the target bracelet is worn on the wrist of a tester, and the visual recognition camera can acquire the moving path of the target bracelet; the brain wave patch is used for being attached to the forehead of a tester so as to obtain brain wave information of the tester.
In a first technical scheme, as preferred, the testboard top corresponds the footboard left and right sides and is equipped with distance sensor respectively, the footboard bottom surface corresponds distance sensor position and is equipped with the target piece, distance sensor and rather than the target piece cooperation that corresponds acquire the range of footboard slope about.
In the first technical solution, preferably, an electromagnet is arranged in the bearing column, an iron bar is arranged on the pedal at a position corresponding to the electromagnet, and the electromagnet is matched with the iron bar to increase the friction force between the inner annular surface of the accommodating groove and the outer annular surface of the bearing column.
In the first technical scheme, preferably, electric cylinders are arranged in the test bench corresponding to the left side and the right side of the pedal respectively, the extending ends of the electric cylinders face the bottom surface of the pedal, and the extending ends of the electric cylinders can penetrate through the test bench and contact the bottom surface of the pedal.
In the first technical scheme, as preferred, bearing post top surface has the mounting groove of curved surface, footboard storage tank curved surface part is installed in the mounting groove, and this mounting groove is used for avoiding the footboard to follow bearing post axial float on the bearing post.
In the first technical solution, preferably, a control processor is arranged in the test bench, and the device for testing the autonomic balance capability of the human body in multiple dimensions further comprises a computer, wherein,
the distance sensor is matched with the target sheet and used for acquiring distance data between two sides of the pedal and the top surface of the test bench;
the brain wave patch is attached to the forehead of a tester and used for acquiring brain wave frequency data of the tester;
the visual recognition camera is matched with the target bracelet and used for acquiring arm swinging position data of a tester in a balance test process;
the control processor is respectively in signal connection with the distance sensor, the brain wave patch and the visual recognition camera to acquire distance data, brain wave frequency data and position data, and acquires a test result data set by taking test time as a reference and corresponding to the test time of the distance data, the brain wave frequency data and the position data;
the computer is in signal connection with the control processor, acquires the test result data set, stores the test result data set through a built-in storage medium, and draws and displays a test result chart with the test time as a horizontal axis and the test result data set as a vertical axis.
In a second technical scheme, the method for testing the human body autonomic balance ability in the multi-dimension mode uses the device for testing the human body autonomic balance ability in the first technical scheme, and comprises the following steps,
In the second technical solution, preferably, after the step 3, the step 4, the balance ability evaluation criterion is updated: and the computer starts the reprocessed data to a cloud storage platform, the cloud storage platform iterates the balance ability judgment standard according to the test data, and the cloud storage platform transmits the iterated balance ability judgment standard to the computer to update the visual balance ability judgment standard in the computer.
In the second technical means, it is preferable that,
in step 3, setting the balance test time to be 60 seconds, setting the unit data acquisition interval to be 0.5 second, forming 120 data groups, firstly processing the distance data, and when the distance data is smaller than a threshold value, judging the time period to be invalid time, otherwise, judging the time period to be wired time;
forming effective distance data by taking the distance data of the pedal in the left-right balance state as a reference according to the distance data in the effective time period, and calculating the variance data of the effective distance data to judge the center adjustment range of the tester;
forming effective position data by taking the average number of the position data in the effective time period as a reference, and calculating the variance data of the effective distance data to judge the swing amplitude of the arm of the tester;
taking the brain wave frequency data in the effective time period as a reference by taking a brain wave frequency threshold value, and acquiring corresponding data of the brain wave frequency and the effective time of a tester;
respectively carrying out weighted calculation on effective distance data variance data, effective position data variance data and brain wave frequency data in an effective time period to obtain a weighted calculation result, wherein the effective distance data variance data weight is greater than the effective distance data variance data weight, and the effective distance data variance data weight is greater than the brain wave frequency data weight;
and dividing the weighted calculation result by the age data factor of the tester to obtain a final tester balance ability test result.
The beneficial effects of the invention are as follows:
1. the testing device can acquire electroencephalogram data of a tester through the electroencephalogram patch, acquire arm swing amplitude data of the tester through the visual recognition camera, acquire center transfer amplitude data of the tester through the distance sensor, and calculate the balance ability of the tester in a multi-dimensional mode.
2. This testing arrangement structurally adopts the mode that the test balancing ability was trampled to both feet, avoids the unexpected condition of tumbleing of tester to take place. Corresponding children, adult and old person's balancing ability's difference, through electro-magnet and iron bar complex mode, the differentiation reduces the test degree of difficulty, forms more effectual test data to calculate tester's balancing ability. The mounting groove is formed in the supporting column, the pedal can be replaced, after the pedal is replaced, the distance sensor is directly aligned with the target sheet, the front position and the rear position of the pedal do not need to be adjusted, and the test result is prevented from being influenced.
3. In the testing method, the effective position data variance data and the brain wave frequency data are respectively weighted and calculated, and the balance capability of a tester is more accurately measured to obtain a final accurate testing result.
Drawings
Fig. 1 is a schematic structural diagram of the device for testing the autonomic balance ability of a human body in multiple dimensions according to the present invention.
FIG. 2 is a schematic diagram of an additional device in the device for testing the autonomic balance ability of the human body in multiple dimensions.
FIG. 3 is a schematic diagram of the position of an electric cylinder in the device for testing the autonomic balance ability of a human body in a multi-dimensional manner.
FIG. 4 is a schematic diagram of the combination of the supporting column and the pedal in the device for testing the autonomic balance ability of the human body in multiple dimensions.
FIG. 5 is a schematic diagram of the connection of modules in the apparatus for multi-dimensionally testing the autonomic balance ability of a human body according to the present invention.
Fig. 6 is a schematic connection diagram of a brain wave acquisition unit in the apparatus for multi-dimensionally testing the autonomic balance ability of a human body according to the present invention.
FIG. 7 is a flow chart of the method for testing the autonomic balance ability of a human body in multiple dimensions according to the present invention.
FIG. 8 is a schematic diagram of distance data in the method for testing autonomic balance of a human body in a multi-dimensional manner.
FIG. 9 is a schematic diagram of position data in the method for testing autonomic balance of a human body in a multi-dimensional manner according to the present invention.
FIG. 10 is a schematic diagram of the brain wave frequency data in the method for multi-dimensionally testing the autonomic balance ability of a human body according to the present invention.
The reference numerals include:
10-a test bench, 11-a support column, 111-an electromagnet, 112-a mounting groove, 12-a pedal, 121-a containing groove, 122-a functional shell, 123-an iron bar, 124-a target sheet, 13-a control processor, 14-a distance sensor, 15-a spring, 16-an electric cylinder, 20-a vertical frame, 21-a vertical guide rail, 30-a sliding block, 31-a visual recognition camera, 32-a target bracelet, 40-a brain wave patch, 50-a computer and 60-a cloud storage platform.
Detailed Description
In order to make the purpose, technical solution and advantages of the present technical solution more clear, the present technical solution is further described in detail below with reference to specific embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present teachings.
Example 1
As shown in fig. 1-6, the present embodiment provides a device for testing autonomic balance of a human body in multiple dimensions, which includes a testing platform 10, a supporting column 11, a pedal 12, a vertical frame 20, a vertical guide rail 21, a sliding block 30, a visual recognition camera 31, a target bracelet 32 and a brain wave patch 40, wherein the supporting column 11 is horizontally installed on the top surface of the testing platform 10, the portion of the supporting column 11 exposed from the testing platform 10 is cylindrical, the main body of the pedal 12 is a flat plate, the middle portion of the pedal 12 protrudes upwards to form an arc-shaped accommodating groove 121, the pedal 12 is overlapped on the arc-shaped surface of the supporting column 11 through the accommodating groove 121, the pedal 12 forms a stepping position on the left side and the right side of the accommodating groove 121, the inner annular surface of the accommodating groove 121 matches with the curvature of the outer annular surface of the supporting column 11, the vertical frame 20 is installed at the rear portion of the testing platform 10, the vertical guide rail 21 is installed at the middle portion of the vertical frame 20, the sliding block 30 is slidably installed on the vertical guide rail 21, the visual identification camera 31 is installed on the sliding block 30, and the image acquisition direction of the visual identification camera 31 faces the direction of the test bench 10; the target bracelet 32 is worn on the wrist of the tester, and the visual recognition camera 31 can acquire the moving path of the target bracelet 32; the brain wave patch 40 is used to be attached to the forehead of the test person to acquire brain wave information of the test person.
The spring 15 is installed on the top surface of the test stand 10 at a position corresponding to a position below the target piece 124, thereby preventing the target piece 124 from being interfered by the contact between the step plate 12 and the test stand 10. The functional housing 122 is coated outside the iron bar 123.
An electromagnet 111 is arranged in the bearing column 11, an iron bar 123 is arranged on the pedal 12 corresponding to the electromagnet 111, and the electromagnet 111 is matched with the iron bar 123 to increase the friction force between the inner ring surface of the accommodating groove 121 and the outer ring surface of the bearing column 11.
The electric cylinder 16 is respectively arranged in the test bench 10 corresponding to the left side and the right side of the pedal 12, the extending end of the electric cylinder 16 faces the bottom surface of the pedal 12, and the extending end of the electric cylinder 16 can penetrate through the test bench 10 and contact the bottom surface of the pedal 12.
The top surface of the bearing column 11 is provided with a curved mounting groove 112, the curved surface part of the accommodating groove 121 of the pedal 12 is mounted in the mounting groove 112, and the mounting groove 112 is used for preventing the pedal 12 from axially moving on the bearing column 11 along the bearing column 11.
The test bench 10 is internally provided with a control processor 13, and the device for testing the human body autonomic balance capability in multiple dimensions further comprises a computer 50, wherein a distance sensor 14 is matched with a target sheet 124, and the distance sensor 14 is used for acquiring distance data from two sides of a pedal 12 to the top surface of the test bench 10; the brain wave patch 40 is attached to the forehead of the tester, and the brain wave patch 40 is used for acquiring brain wave frequency data of the tester; the visual recognition camera 31 is matched with the target bracelet 32, and the visual recognition camera 31 is used for acquiring arm swing position data of a tester in the balance test process; the control processor 13 is respectively in signal connection with the distance sensor 14, the brain wave patch 40 and the visual recognition camera 31 to acquire distance data, brain wave frequency data and position data, and the control processor 13 acquires a test result data set by taking test time as a reference and corresponding test time of the distance data, the brain wave frequency data and the position data; the computer 50 is in signal connection with the control processor 13, the computer 50 acquires the test result data set and stores the test result data set through a built-in storage medium, and the computer 50 draws and displays a test result chart with the test time as a horizontal axis and the test result data set as a vertical axis.
Example 2
As shown in fig. 7-10, the present embodiment provides a method for testing the autonomic balance of a human body in multiple dimensions, which uses the apparatus for testing the autonomic balance of a human body in multiple dimensions of embodiment 1, and comprises the following steps,
And (4) after the step (3), updating the balance ability evaluation standard: the computer 50 sends the reprocessed data to the cloud storage platform 60, the cloud storage platform 60 performs balance ability evaluation criterion iteration according to the test data, the cloud storage platform 60 transmits the iterative balance ability evaluation criterion to the computer 50, and the visual balance ability evaluation criterion in the computer 50 is updated.
In step 3, setting the balance test time to be 60 seconds, setting the unit data acquisition interval to be 0.5 second, forming 120 data groups, firstly processing the distance data, and when the distance data is smaller than a threshold value, judging the time period to be invalid time, otherwise, judging the time period to be wired time; taking the distance data in the effective time period and the distance data of the left and right balance states of the pedal 12 as a reference to form effective distance data, and calculating the variance data of the effective distance data to judge the center adjustment range of the tester; forming effective position data by taking the average number of the position data in the effective time period as a reference, and calculating the variance data of the effective distance data to judge the swing amplitude of the arm of the tester; taking the brain wave frequency data in the effective time period as a reference by taking a brain wave frequency threshold value, and acquiring corresponding data of the brain wave frequency and the effective time of a tester; respectively carrying out weighted calculation on effective distance data variance data, effective position data variance data and brain wave frequency data in an effective time period to obtain a weighted calculation result, wherein the effective distance data variance data weight is greater than the effective distance data variance data weight, and the effective distance data variance data weight is greater than the brain wave frequency data weight; and dividing the weighted calculation result by the age data factor lambda of the tester to obtain a final tester balance ability test result.
Example 3
The present apparatus and method will be described in detail below with reference to examples 1 and 2.
Before testing, the age of a tester is input, the age of the tester is preset into three groups, namely a teenager group (15-30 years old), a middle-aged group (31-60) and an old-aged group (more than 61 years old), the age data factors lambda corresponding to the three groups are respectively 1 for the teenager group, 1.1 for the middle-aged group and 1.4 for the old-aged group. The introduction of the age data factor lambda is caused by that the balance ability of a tester is reduced along with the increase of the age, and in the test process, for example, when the old tests, the balance losing state often occurs, so that excessive invalid time is generated, and excessive invalid test data sets are correspondingly generated.
For example, when the tester input age was 65 years old, the tester age fell into old group, and corresponding old group age data factor lambda is 1.4, wears target bracelet 32 in the tester wrist, and the height of adjustment slider 30 and visual identification camera 31 is bound on the wrist to adjustment target bracelet 32 for visual identification camera 31 can discern target bracelet 32. The brain wave patch 40 is attached to the forehead of the tester, and the tester stands on the pedal 12, specifically on both sides of the accommodating groove 121 of the pedal 12. The electric cylinder 16 is in an extending state, the extending end of the electric cylinder 16 is abutted against the bottom surface of the pedal 12, so that the pedal 12 is kept balanced left and right, the control processor 13 energizes the electromagnet 111 according to the age data factor lambda being 1.4, so that the electromagnet 111 attracts the iron bar 123 to form additional attraction force, so as to increase the friction force between the support column 11 and the pedal 12, and the relationship between the friction force between the support column 11 and the pedal 12 and the additional attraction force is a linear relationship.
The prompt tone gives a countdown prompt, after the countdown prompt is finished, the control processor 13 controls the electric cylinder 16 to withdraw, the visual recognition camera 31, the brain wave patch 40 and the distance sensor 14 acquire data simultaneously, in the test process, the balance test time is set to be 60 seconds, the unit data acquisition interval is set to be 0.5 second, and 120 data groups are formed.
In this process, taking the brain wave obtaining part as an example, after obtaining the brain wave data, the brain wave patch 40 amplifies the brain wave analog data through the signal amplification module, performs filtering on the amplified brain wave analog data to form a smooth curve, and after passing through the analog-to-digital conversion module, the filtered brain wave analog data forms a data set corresponding to the test time, and the preprocessing module transmits the data set to the computer 50 and stores the data set in a storage medium built in the computer 50. In this embodiment, the signal amplification module, the signal filtering module, the analog-to-digital conversion module, and the preprocessing module are all disposed in the control processor 13, and the preprocessing module may adopt a single chip as a processor. The acquisition mode of the distance data and the position data is similar to that of the brain wave acquisition part, and the description is omitted.
As shown in fig. 8-10, in the present embodiment, the test method is described in detail by taking 13 data sets as an example.
As shown in fig. 8, the data value detected by the distance sensor 14 is 1 when the step plate 12 is contacted to the test stand 10, the data value detected by the distance sensor 14 is 0 when the step plate 12 is in a balanced state, the data detected by the distance sensor 14 forms a numerical axis, the test time is taken as a horizontal axis, an image of the time and distance data as shown in fig. 8 is formed, the corresponding data is shown in the following table 1,
TABLE 1
As shown in table 1, the distance data between time 4 and time 5 is 1, time 4 and time 5 are determined to be invalid times, and the corresponding data set is an invalid data set, i.e., a region a in fig. 8. The valid data sets are time 1-time 3, time 6-time 13. The variance result Q1-0.25018 was calculated for the above valid data set.
As shown in fig. 9, an image of the time and position data shown in fig. 9 is formed with reference to the average number of position data within the valid period, that is, the ordinate of 0, and the test time of horizontal axis, and the corresponding data is shown in the following table 2,
TABLE 2
As shown in table 2, the distance data between time 4 and time 5 is 1, time 4 and time 5 are determined to be invalid times, and the corresponding data group is an invalid data group. The valid data sets are time 1-time 3, time 6-time 13. The variance results were calculated for the above valid data set as Q21-0.21577, Q22-0.21526, where Q21 represents the variance of the left arm swing data, Q22 the variance of the right arm swing data, and Q2-0.215515, the average of Q21 and Q22.
As shown in fig. 10, when the brain waves are in the phase of α waves (range 8-13HZ), the operation of the human body is faster, smoother and more acute. In the method, the occupation ratio of the stage that electroencephalogram data exceeds the lower limit of alpha waves is calculated within a limited time. The corresponding data of the brain wave frequency and the effective time are shown in table 3,
TABLE 3
As shown in table 2, the distance data between time 4 and time 5 is 1, time 4 and time 5 are determined to be invalid times, and the corresponding data group is an invalid data group. The valid data sets are time 1-time 3, time 6-time 13. The time points when the brain wave data is lower than the lower limit time of the alpha wave are time 1 and time 2, the total time when the brain wave data exceeds the lower limit time of the alpha wave is time 3 and time 6-time 13, and the ratio Q3 is 0.6923.
And in the effective time period, respectively carrying out weighted calculation on the variance data of the effective distance data, the variance data of the effective position data and the brain wave frequency data. In this embodiment, since the distance data variance data directly indicates the degree of center shift, Q1 has a maximum weight of 12, the valid position data variance data Q2 has a weight of 5, the electroencephalogram frequency data Q3 has a minimum weight of 2, and the calculation result is Q12Q 1-1+5Q2-1+2Q3-1The score of 74.0817 is obtained when 35 47.9652+23.2275+2.889 is 35 74.0817, which is 12X3.9971+5X4.6455+2X 1.4445.
In the present embodiment, 13 data sets are taken as an example, and in an actual test, the balance test time is set to 60 seconds, the unit data acquisition interval is set to 0.5 seconds, and 120 data sets are formed, so that the final score Q can be obtained more accurately.
The invention provides a device for testing the human body autonomic balance ability in multiple dimensions, which can acquire a plurality of data such as body posture change, human body attention change, center transfer change and the like in the human body balance testing process, judge the human body balance ability according to the data, and obtain more scientific and accurate test conclusion.
The foregoing is only a preferred embodiment of the present invention, and many variations in the specific embodiments and applications of the invention may be made by those skilled in the art without departing from the spirit of the invention, which falls within the scope of the claims of this patent.
Claims (9)
1. The utility model provides a device of human autonomic balance ability of multidimension degree test which characterized in that: the test bench comprises a test bench, a bearing column, a pedal, a vertical frame, a vertical guide rail, a sliding block, a visual recognition camera, a target bracelet and a brain wave patch, wherein the bearing column is horizontally arranged on the top surface of the test bench, the part of the bearing column, which is exposed out of the test bench, is cylindrical, a pedal main body is a flat plate, the middle part of the pedal is upwards protruded to form an arc-shaped accommodating groove, the pedal is lapped on the arc surface of the bearing column through the accommodating groove, the pedal forms a treading position for a tester on the left side and the right side of the accommodating groove, the inner ring surface of the accommodating groove is matched with the curvature of the outer ring surface of the bearing column, the vertical frame is arranged behind the test bench, the vertical guide rail is arranged in the middle part of the vertical frame, the sliding block is slidably arranged on the vertical guide rail, the visual recognition camera is arranged on the sliding block, and the image acquisition direction of the visual recognition camera faces the test bench;
the target bracelet is worn on the wrist of a tester, and the visual recognition camera can acquire the moving path of the target bracelet; the brain wave patch is used for being attached to the forehead of a tester so as to obtain brain wave information of the tester.
2. The apparatus for multi-dimensionally testing the autonomic balance ability of a human body according to claim 1, wherein: the test bench top corresponds the footboard left and right sides and is equipped with distance sensor respectively, the footboard bottom surface corresponds distance sensor position and is equipped with the target piece, distance sensor and rather than the target piece cooperation that corresponds acquire the range of footboard slope about.
3. The apparatus for multi-dimensionally testing the autonomic balance ability of a human body according to claim 2, wherein: the bearing column is internally provided with an electromagnet, an iron bar is arranged on the pedal corresponding to the electromagnet, and the electromagnet is matched with the iron bar to increase the friction force between the inner ring surface of the containing groove and the outer ring surface of the bearing column.
4. The apparatus for multi-dimensionally testing the autonomic balance ability of a human body according to claim 1, wherein: electric cylinders are respectively arranged in the test board corresponding to the left side and the right side of the pedal, the extending ends of the electric cylinders face the bottom surface of the pedal, and the extending ends of the electric cylinders can penetrate through the test board and contact the bottom surface of the pedal.
5. The apparatus for multi-dimensionally testing the autonomic balance ability of a human body according to claim 1, wherein: bearing post top surface has the mounting groove of curved surface, footboard storage tank curved surface part is installed in the mounting groove, and this mounting groove is used for avoiding the footboard to follow bearing post axial float on the bearing post.
6. The apparatus for multi-dimensionally testing the autonomic balance ability of a human body according to claim 3, wherein: the test bench is internally provided with a control processor, the device for testing the human body autonomic balance ability in multiple dimensions also comprises a computer, wherein,
the distance sensor is matched with the target sheet and used for acquiring distance data between two sides of the pedal and the top surface of the test bench;
the brain wave patch is attached to the forehead of a tester and used for acquiring brain wave frequency data of the tester;
the visual recognition camera is matched with the target bracelet and used for acquiring arm swinging position data of a tester in a balance test process;
the control processor is respectively in signal connection with the distance sensor, the brain wave patch and the visual recognition camera to acquire distance data, brain wave frequency data and position data, and acquires a test result data set by taking test time as a reference and corresponding to the test time of the distance data, the brain wave frequency data and the position data;
the computer is in signal connection with the control processor, acquires the test result data set, stores the test result data set through a built-in storage medium, and draws and displays a test result chart with the test time as a horizontal axis and the test result data set as a vertical axis.
7. A multi-dimensional testing method for human autonomic balance ability, using the apparatus for testing human autonomic balance ability of claim 6, characterized in that: comprises the following steps of (a) carrying out,
step 1, preparation and test: the method comprises the steps of guiding a tester to tread treading positions on the left side and the right side of a pedal, wearing a target bracelet on wrists of the tester, attaching brain wave patches on the forehead of the tester, inputting age information of the tester into a computer, controlling an electromagnet to generate magnetic force by the computer according to the age information of the tester and a corresponding preset value to adjust friction force between a bearing column and the pedal, adjusting the heights of a sliding block and a visual identification camera, enabling the visual identification camera to correspond to the waist position of the tester, enabling the visual identification camera to acquire the target bracelet in the whole process of shaking arms of the tester, and completing test preparation work;
step 2, testing and obtaining test data: sending a prompt tone, withdrawing the extending end of the electric cylinder after the prompt tone is finished, simultaneously obtaining test data corresponding to the test by the distance sensor, the brain wave patch and the visual identification camera, transmitting the test data to the control processor for preprocessing by the distance sensor, the brain wave patch and the visual identification camera, obtaining a test result data set by preprocessing the test data to obtain test time corresponding to the distance data, the brain wave frequency data and the position data, and transmitting the preprocessed test data to the computer;
step 3, reprocessing the test data: and the computer reprocesses the data through the test result data set, and stores and visually displays the reprocessed data.
8. The method for testing the autonomic balance ability of the human body according to claim 7, wherein: and (4) after the step (3), updating the balance ability evaluation standard: and the computer starts the reprocessed data to a cloud storage platform, the cloud storage platform iterates the balance ability judgment standard according to the test data, and the cloud storage platform transmits the iterated balance ability judgment standard to the computer to update the visual balance ability judgment standard in the computer.
9. The method for testing the autonomic balance ability of the human body according to claim 7, wherein:
in step 3, setting the balance test time to be 60 seconds, setting the unit data acquisition interval to be 0.5 second, forming 120 data groups, firstly processing the distance data, and when the distance data is smaller than a threshold value, judging the time period to be invalid time, otherwise, judging the time period to be wired time;
forming effective distance data by taking the distance data of the pedal in the left-right balance state as a reference according to the distance data in the effective time period, and calculating the variance data of the effective distance data to judge the center adjustment range of the tester;
forming effective position data by taking the average number of the position data in the effective time period as a reference, and calculating the variance data of the effective distance data to judge the swing amplitude of the arm of the tester;
taking the brain wave frequency data in the effective time period as a reference by taking a brain wave frequency threshold value, and acquiring corresponding data of the brain wave frequency and the effective time of a tester;
respectively carrying out weighted calculation on effective distance data variance data, effective position data variance data and brain wave frequency data in an effective time period to obtain a weighted calculation result, wherein the effective distance data variance data weight is greater than the effective distance data variance data weight, and the effective distance data variance data weight is greater than the brain wave frequency data weight;
and dividing the weighted calculation result by the age data factor of the tester to obtain a final tester balance ability test result.
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