CN105534500A - Physiological-parameter-monitoring integrating balance function evaluating device and method - Google Patents
Physiological-parameter-monitoring integrating balance function evaluating device and method Download PDFInfo
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Abstract
The invention discloses a physiological-parameter-monitoring integrating human-body balance function evaluating device and method. The human-body balance function evaluating device comprises a swinging amplitude measuring module, a physiological parameter measuring module and a terminal module. The swinging amplitude measuring module is used for measuring variation of the gravity center of the human body; the physiological parameter measuring module is used for measuring the physiological parameters of the human body; the terminal module is used for synthesizing the measuring data of the swinging amplitude measuring module and the physiological parameter measuring module to judge the balance function of the human body. According to the balance function evaluating device and method, as the variation amplitude of the gravity center of the human body is measured in the three-dimensional space, the measuring result of the balance function can be accurately obtained; as included angles of the bilateral arms and the trunk part in the turning direction are measured, the accurate variation amplitude of the gravity center of the human body in the turning direction is obtained, and the sensitivity of the measuring device is improved; the human-body physiological parameters, namely, the heart-rate variation amplitude value and the blood-pressure variation amplitude value, obtained at the same time as the variation of the gravity center of the human body are synthesized, an index for objectively evaluating the human-body maintaining stability is increased accordingly, and the accuracy of the measuring result of the balance function is further improved.
Description
Technical field
The invention belongs to medical diagnostic techniqu field, more specifically, relate to a kind of body balance assessment device and method of integration of physiological parameter monitoring.
Background technology
Equilibrium function is a critical function of human body, it maintains various postures in daily life for human body, carry out various activity and to external world interference produce suitable reaction and be even more important.From angle of physiology, the balanced capacity of human body is mainly relevant with proprioceptive sensation with the vestibular sensation of human body, vision.Visual information is collected by retina, imports the visual center into through visual pathway, provides the information in surrounding and body kinematics and direction; Somesthetic sensibility, by the space orientation at each position of sensor collection of bodily and the information of muscle tonus state that are distributed in muscle, joint and tendon etc., is upwards transmitted through somesthetic sensibility pathway; Vestibular system sensor comprises three semicircular duct, utriculus and sacculus, wherein three semicircular duct are used for the information of perception human body angular acceleration motion, utriculus and sacculus are used for the information of the motion of perception instantaneous linear acceleration and acceleration of gravity motion, and these movable informations enter brain stem through fourth cranial nerve.Integrate the input information of vestibular sensation, vision and proprioceptive sensation by maincenter and react, to maintain organism balance state.When vestibular sensation, vision and proprioceptive sensation exist pathological changes or maincenter is compensatory unbalance, body will be caused to occur disequilibrium and dizzy.
The vestibular system of human body plays very important effect in maintenance balance, once vestibule is impaired, body will mainly rely on the input information from vision and proprioceptive sensation.Therefore, by disturbing vision and the proprioceptive sensation of person under inspection, by the technological means of science, real-time quantification detection and medical evaluation being carried out to the equilibrium function of person under inspection, having epochmaking meaning to diagnosis patient diseased region.On the other hand, the maincenter compensated state of accurate evaluation disequilibrium and dizzy patient, has important references to be worth to the Choice and design of vestibular rehabilitation therapeutic scheme.
At present, equilibrium function is measured and is mainly adopted pressure sensor technique.The patent No. is the test and appraisal disclosing a kind of equilibrium function in the United States Patent (USP) Apparatusandmethodfordeterminingthepresenceofvestibularp athology of US5303715A, its test platform use pressure transducer records the track that gravity center of human body rocks, by can before and after the proprioceptive sensation of the test platform that rocks and background screen disturbed test person and vision, thus vestibular function to be tested and assessed.Chinese patent " Chinese population static equilibrium capability assessment model " discloses a kind of test and appraisal of static equilibrium ability in prospectus CN104346518A, it is by the barycenter trajectory of pressure transducer real time record human body on equilibristat, tests and assesses to the vestibular sensation of human body, vision and proprioceptive sensation.There is following challenge in this technology and method: first, adopt pressure transducer can only in two dimensional surface the situation of human body gravity motion, and in the process of actual sustain balance, gravity center of human body is moved in three dimensions; Secondly, what pressure transducer reflected is rocking of ankle, does not reflect the shaking amplitude of human body integral, causes the accuracy of measurement result to be affected; Again, this systems bulky, ornaments position is fixed, and be not easy to carry, Clinical practice is subject to a definite limitation; Finally, this system price is expensive at present, testing cost is high, be unfavorable for promoting the use of.
Also use gyroscope technology is had in equilibrium function test and appraisal.The patent No. is that the United States Patent (USP) Methodandapparatusforangularpositionandvelocitybaseddete rminationofbodyswayforthediagnosisandrehabilitationofbal anceandgaitdisorders of US5919149A is worn on human chest equipment, by angle situation of change in two gyroscopes respectively measurement plane, thus obtain the test and appraisal to balanced capacity.But this patent still only balanced capacity of human body in two dimensional surface, not to three-dimensional consideration, and gravity center of human body changes in three dimensions in actual measurement process.On the other hand, the angular values that the angular values using the gyroscope survey human body left and right directions being worn on chest to rock does not have fore-and-aft direction to rock usually is large, the susceptiveness of equipment when measuring left and right directions and rocking is not high enough, to a certain degree can affect the accuracy of measurement result.In addition, this patent does not relate to physiological compensation effects content of the present invention yet, and namely integration of physiological parameter maintains the index of stability as an objective evaluation human body.
In addition, test and appraisal are carried out to equilibrium function and also have use amount table method.Chinese patent " the vestibule equilibrium function evaluation system taken the air line and method " discloses a kind of vestibular function evaluation system taken the air line in prospectus CN103678923A.It has selected has the action of typical representative to be compiled into test and appraisal project to balanced capacity, the identify unit of different colours, pattern and shape is worn on the lower limb of measured, with storing the information commander measured walking of audio action instruction in appointed area, point instrument Sum fanction of using tricks shows to the walking of the measured that tests and assesses.Although scaling method is easy to quantize, do not need Special Equipment to mark, operate relatively loaded down with trivial details, belong to subjective assessment, evaluating result accuracy is not high.
Summary of the invention
For the defect of prior art, the object of the present invention is to provide a kind of body balance assessment device and method of integration of physiological parameter monitoring, be intended to solve existing relevant apparatus accuracy and the problem such as susceptiveness is not high, cost price is high, portability is poor.
The invention provides a kind of body balance assessment device of integration of physiological parameter monitoring, comprise amplitude of fluctuation measurement module, physiological parameter measurement module and terminal module; Described amplitude of fluctuation measurement module comprises the trunk measuring unit moving up and down linear acceleration for measuring trunk swing angular acceleration and trunk, and to swing the arm measuring unit of angular acceleration for measuring bilateral arm; Described physiological parameter measurement module is for measuring the physiological parameter of human body; The aggregation of data that described terminal module is used for data and the described physiological parameter measurement module measurement of measuring according to described amplitude of fluctuation measurement module passes judgment on body balance.
Further, described trunk measuring unit comprise connect successively motion sensor combination, first microprocessor and the first wireless communication module, and the first power module for providing working power to the combination of described motion sensor, first microprocessor and the first wireless communication module; The combination of described motion sensor is for measuring trunk swing angular acceleration size and trunk moves up and down linear acceleration size; Described first microprocessor is used for processing the data of described motion sensor measurement in a closed series; Described first wireless communication module is used for the data after by process and is transferred to described terminal module, the control instruction of described terminal module is transferred to described first microprocessor simultaneously.
Further, described motion sensor combination comprises for measuring the first single axis gyroscope of trunk swing angular acceleration size and moving up and down the single-axis accelerometer of linear acceleration size for measuring trunk.
Further, described arm measuring unit comprises the second single axis gyroscope, the second microprocessor and the second wireless communication module that connect successively, and the second source module for providing working power to described second single axis gyroscope, the second microprocessor and the second wireless communication module; Described second single axis gyroscope to swing angular acceleration size for measuring bilateral arm; The data that described second microprocessor is used for described second single axis gyroscope is measured process; Described second wireless communication module is used for the data after by process and is transferred to described terminal module, the control instruction of described terminal module is transferred to described second microprocessor simultaneously.
Further, described physiological parameter measurement module comprise connect successively biosensor combination, the 3rd microprocessor and the 3rd wireless communication module, and the 3rd power module for providing working power to the combination of described biosensor, the 3rd microprocessor and the 3rd wireless communication module; The physiological parameter of described biosensor combination for measuring human body; Described 3rd microprocessor is used for processing the data of described biosensor measurement in a closed series; Described 3rd wireless communication module is used for the data after by process and is transferred to described terminal module, the control instruction of described terminal module is transferred to described 3rd microprocessor simultaneously.
Further, described biosensor combines the heart rate sensor that comprises for measuring heart rate and the pressure transducer for Measure blood pressure.
Further, described terminal module comprises terminal diaplay unit, Data Integration processing unit and the 4th wireless communication module; The input of described 4th wireless communication module is for receiving the data of described amplitude of fluctuation measurement module and the measurement of described physiological parameter measurement module, the input of described Data Integration processing unit is connected to the first outfan of described 4th wireless communication module, the first input end of described display unit is connected to the second outfan of described 4th wireless communication module, and the second input of described display unit is connected to the outfan of described Data Integration processing unit.
Further, during use, the wearing site of described trunk measuring unit is loins, and the wearing site of described arm measuring unit is two upper arm bottoms, and the wearing site of described physiological parameter measurement module is wrist.
Present invention also offers a kind of body balance assessment method of the body balance assessment device based on above-mentioned integration of physiological parameter monitoring, comprise the steps:
(1) obtain trunk swing angular acceleration, trunk moves up and down linear acceleration, and bilateral arm swings the physiological parameter of angular acceleration and human body;
(2) data of step (1) are carried out fusion treatment, and according to the result Comprehensive Evaluation body balance after process.
Further, if any foot moves, then test result is " fall, balanced capacity mark is zero "; If both feet all do not move, then generate test result form and print, test terminates.
The present invention, by measuring the amplitude of variation of gravity center of human body in three dimensions, can accurately be balanced functional measurement result; By measuring bilateral arm and the metastomium angle at reverses direction (i.e. Roll, the direction of motion is around X-axis rotation), obtaining the accurate amplitude of variation of gravity center of human body in reverses direction, improve the susceptiveness of measuring device; By integrating the variance values changing human body physiological parameter and the HRV index obtained with gravity center of human body simultaneously, add the index that an objective evaluation human body maintains stability, improve equilibrium function measurement result accuracy further.This device is simple to operate, more easily grasps using method; This device unconditionally limits (such as magnetic field, light etc.) detection place, expands the scope of application of detection site; Because adopting MEMS sensor, therefore device overall volume is little, quality light, is convenient to mobile carrying, greatly enhances the motility that device uses; MEMS sensor low price, so installation cost is low, is easy to promote the use of in the medical institutions of all kinds of scale.
Accompanying drawing explanation
Fig. 1 is the attitude angle schematic diagram that the present invention adopts;
Fig. 2 is the external structure schematic diagram of cell node equipment in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Fig. 3 dresses the test position of trunk measuring unit, arm measuring unit and physiological parameter measurement module and the simple and easy schematic diagram of method of wearing in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Fig. 4 is the schematic diagram of the interference vision of embodiment in the present invention;
Fig. 5 is the schematic diagram of the interference proprioceptive sensation of embodiment in the present invention;
Fig. 6 is the structured flowchart of trunk measuring unit in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Fig. 7 is the structured flowchart of arm measuring unit in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Fig. 8 is the structured flowchart of physiological parameter measurement module in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Fig. 9 is the structured flowchart of terminal module in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Figure 10 is the realization flow figure of the data acquisition of trunk measuring unit in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Figure 11 is the realization flow figure of the data acquisition of arm measuring unit in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Figure 12 is the realization flow figure of the data acquisition of physiological parameter measurement module in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Figure 13 is the realization flow figure of the data acquisition of terminal module in the body balance assessment device of integration of physiological parameter monitoring provided by the invention;
Figure 14 is the specific implementation step of the inventive method.
Wherein: 001 is cell node appliance case shell, 002 is cell node elastic bands, 003 is cell node equipment charge interface, 004 is cell node device start/stop key, 005 is cell node device start LED display lamp, 006 is that cell node device power supply (DPS) is less than LED display lamp, 100 is trunk measuring unit, 110 is motion sensor combination, 101 is the first single axis gyroscope, 102 is single-axis accelerometer, 103 is first microprocessor, 104 is the first wireless communication module, 105 is the first power module, 200 is arm measuring unit, 201 is the second single axis gyroscope, 202 is the second microprocessor, 203 is the second wireless communication module, 204 is second source module, 300 is physiology parameters measurement module, 310 is physiology sensor combinations, 301 is heart rate sensor, 302 is pressure transducer, 303 is the 3rd microprocessor, 304 is the 3rd wireless communication module, 305 is the 3rd power module, 400 is terminal module, 401 is terminal diaplay unit, 402 is Data Integration processing unit, 403 is the 4th wireless communication module, 500 for disturbing the virtual reality glasses of vision, 600 for disturbing the thick body sponge of proprioceptive sensation.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Found by a large amount of clinical examination, in the crowd carrying out equilibrium function detection, majority can compensate by reducing the posture such as the center of gravity of health, the swing of increase both arms the function maintaining balance, thus reach the balance of health.Ignore the amplitude of variation of these actions, the accuracy of equilibrium function measurement result can be affected to a great extent.Existing related invention only measures gravity center of human body and all around rocks, and does not measure center of gravity and moves up and down, and the present invention measures gravity center of human body's change in three dimensions, improves the accuracy of measurement result; And when measuring gravity center of human body's double swerve, existing related invention is the change of measuring trunk and ground-angle, and device susceptiveness is not high, and the present invention, by measuring variable angle between both arms and trunk, improves the susceptiveness of device.
Human body not only needs to consider gravity center of human body's amplitude of variation size in the process maintaining balance, also needs to consider that psychological factor is on the impact of balanced ability of human body, because psychological factor or spiritual source sexual factor can produce considerable influence to equilibrium function.Human body is in maintenance equilibrium process, when body-sway motion to psychological levels is thought be on the verge of to fall time, psychology can be suddenly nervous, and physiological parameter can produce larger change thereupon, such as heart beating is accelerated suddenly, blood pressure raises suddenly, and this mental change can react body emergency rating.In other words, occur that the body that loss of equilibrium is inclined to will reflect the poised state maintaining body by centre of equilibrium under static or kinestate, simultaneously psychology or also can correspondingly change mentally, and this reflection can cause two kinds of results: topple over or maintain balance.Ignore psychological factor or spiritual source sexual factor, to a certain degree can affect the accuracy of equilibrium function measurement result.Existing related invention does not relate to this respect content, and the present invention, by accurately catching psychological factor change, had both weighed the change of body reaction ability, too increases an objective evaluation human body and maintains stability indicator.
The invention provides a kind of equilibrium function assessment device and method of integration of physiological parameter monitoring.These apparatus and method not only can measure gravity center of human body's change in three dimensions, improve the accuracy of measurement result; Also by measuring the corner dimension change of both arms and trunk, improve the susceptiveness of measuring device.And measure with gravity center of human body's variance values the human heart rate and blood pressure range value that obtain by analyzing simultaneously, psychological factor change is maintained stability indicator as an objective evaluation human body, improves the accuracy of equilibrium function measurement result further.
In order to realize object of the present invention, the invention provides a kind of technical scheme of equilibrium function assessment device of integration of physiological parameter monitoring.This device comprises amplitude of fluctuation measurement module, physiological parameter measurement module and terminal module, and wherein amplitude of fluctuation measurement module is divided into two subelements, respectively: trunk measuring unit and arm measuring unit.
In equilibrium function testing process, human body is mainly by all around swing and decentralization (motion of squatting down) maintain total balance of the body.So checkout gear not only needs to consider gravity center of human body's rocking on two dimensional surface, and need to consider the motion of gravity center of human body at gravity direction (Z axis), namely need the change considering center of gravity in three dimensions.Because human body metastomium amplitude of variation that swings when maintaining balance is less, and variable angle amplitude when human body swings between both arms and trunk is relatively large, so both arms are the significant points needing to consider.It is by measuring bilateral arm and metastomium at reverses direction (i.e. Roll that the present invention measures the human body amplitude of swinging, the direction of motion rotates around X-axis) corner dimension change obtain gravity center of human body and change at the angular dimension of reverses direction, substantially increase the susceptiveness of measuring device.
Trunk measuring unit uses one to combine by the motion sensor of the single axis gyroscope of pitch orientation (i.e. Pitch, the direction of motion rotates around Y-axis) and the single-axis accelerometer composition of gravity direction (Z-direction) shaking amplitude measuring trunk.Wherein the single axis gyroscope of pitch orientation is used for measuring the amplitude size of trunk swing, the single-axis accelerometer of gravity direction (Z-direction) is used for measuring the amplitude size that gravity center of human body moves down, and just can measure gravity center of human body in three-dimensional amplitude of variation in conjunction with arm measuring unit.Trunk measuring unit, such as, be made up of the single-axis accelerometer of the single axis gyroscope of pitch orientation, gravity direction (Z-direction), microprocessor, wireless communication module (adopting wireless communication technology, Zigbee, Wifi etc.) and power module.The wearing site of trunk measuring unit is loins.
Arm measuring unit uses the single axis gyroscope of a reverses direction to measure the shaking amplitude of human body both arms, namely uses single axis gyroscope as the sensor unit of arm measuring unit.The size of the single axis gyroscope measurement both arms left and right directions amplitude of fluctuation of use reverses direction, can obtain bilateral arm and metastomium changes at the corner dimension of reverses direction.Arm measuring unit such as, is made up of the single axis gyroscope of reverses direction, microprocessor, wireless communication module (adopting wireless communication technology, Zigbee, Wifi etc.) and power module.The wearing site of arm measuring unit is two upper arm bottoms.
The present invention uses the Monitoring Data of physiological parameter accurately to catch the change of psychological factor, maintains the index of stability as an objective evaluation human body.It is synchronous in time that the physiological parameter data that the present invention detects acquisition exports data with front two class measuring units, and its particular content is the variance values of HRV index.Physiological parameter measurement module adopts heart rate sensor and pressure transducer to measure physiological parameter.Changes in heart rate amplitude is larger then illustrates that mental change is larger, and namely psychological factor is larger on the impact maintaining balanced capacity.Blood pressure amplitude is also like this.Physiological parameter measurement module such as, is made up of heart rate sensor, pressure transducer, microprocessor, wireless communication module (adopting wireless communication technology, Zigbee, Wifi etc.) and power module.The wearing site of physiological parameter measurement module is wrist.
Terminal module is such as, by Data Integration processing unit, terminal diaplay unit and wireless communication module (adopting wireless communication technology, Zigbee, Wifi etc.) composition.
Data Integration processing unit be by be worn on respectively loins, two upper arm bottom, the trunk measuring unit of wrist, arm measuring unit and physiological parameter measurement module output signal data to carry out fusion integrated, obtain final whole machine balancing ability testing result.Wherein, the data of the amplitude of fluctuation measurement module be made up of trunk measuring unit and arm measuring unit merge according to linear weight method, and namely the data sum of trunk measuring unit and arm measuring unit, equals gravity center of human body's delta data; The data fusion of physiological parameter measurement module utilizes Kalman filtering to realize the pretreatment of heart rate signal and blood pressure signal, feature extraction, feature selection classification, both features are merged, form new characteristic vector, be input in neural network model (such as fuzzy neural network model, back-propagation algorithm neural network model etc.), obtain the Output rusults of this model, be the evaluating data of current psychologic status.Then analyze the gravity center shift data synchronously changed in time and psychologic status evaluating data, its result both can weigh the change of body reaction ability, too increased an objective evaluation human body and maintained stability indicator.This unit software simulating, performed by terminal handler, terminal is not limited to computer, can be smart mobile phone, panel computer etc.
Terminal diaplay unit is shown the mode of measurement result data and figure.Terminal diaplay unit comprises two kinds of display modes, is the display of unit measurement result data and the display of whole machine balancing ability testing result data respectively.The display of unit measurement result data can represent the output data of single measuring unit.Such as, the output data of trunk measuring unit can be shown, i.e. single gyro data and single accelerometer data; The output data of bilateral arm measuring unit can be shown, i.e. single axis gyroscope data; The output data of physiological parameter measurement module can be shown, i.e. the numerical value of HRV index, and the HRV index variance values obtained after process.The display of whole machine balancing ability testing result data can show the output data after Data Integration processing unit, is namely passed through by four cell datas and merges integrated obtained final integral balanced capacity testing result.This unit, by software simulating, is positioned on terminal unit, is not limited to computer, can be smart mobile phone, panel computer etc.
According to the present invention, provide a kind of equilibrium function assessment method of integration of physiological parameter monitoring, the method comprises:
Device wears step, namely trunk measuring unit is worn on waist, and handle arm measure unit is worn on two upper arm bottom place, and physiological parameter measurement module is worn on wrist place.
Eyeglasses-wearing step, is namely worn on eye the virtual reality glasses of interference vision.
Stand step, namely both feet stand on the thick body sponge of interference proprioceptive sensation, and both arms naturally droop.
Equilibrium function testing procedure, namely watches in virtual reality glasses and plays the 3D video that a segment length is about about three minutes, and apparatus of the present invention obtain the signal data of human body corresponding site by the sensor of unit and carry out arrangement fusion.
Result exports step, and after namely test terminates, this device exports balanced ability of human body test result.If any foot moves, then test result is " fall, balanced capacity mark is zero "; If both feet all do not move, then display measurement result.Measurement result shows two kinds of patterns.Pattern one is the display of each measuring unit result data, and the measuring unit that can show single or multiple position exports data; Pattern two is the displays of whole machine balancing ability testing result data, the final integral balanced capacity testing result that the data that can show each measuring unit obtain after Data Integration processing unit.Not only can judge patient's vestibule extent of damage by result, and can be assessed by maincenter compensated state, Choice and design is applicable to the vestibular rehabilitation treatment preferred plan of patient.
The present invention, by measuring the amplitude of variation of gravity center of human body in three dimensions, can accurately be balanced functional measurement result; By measuring bilateral arm and metastomium at the angle of reverses direction, obtaining the accurate amplitude of variation of gravity center of human body in reverses direction, improve the susceptiveness of measuring device; By integrating the variance values changing human body physiological parameter and the HRV index obtained with gravity center of human body simultaneously, add the index that an objective evaluation human body maintains stability, improve balanced capacity measurement result accuracy further.This device is simple to operate, more easily grasps using method; This device unconditionally limits (such as magnetic field, light etc.) detection place, expands the scope of application of detection site; Because adopting MEMS sensor, therefore device overall volume is little, quality light, is convenient to mobile carrying, greatly enhances the motility that device uses; MEMS sensor low price, so installation cost is low, is easy to promote the use of in the medical institutions of all kinds of scale.
In order to make object of the present invention, technical scheme and advantage clearly understand, inciting somebody to action by reference to the accompanying drawings and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, instead of in order to limit the scope of the invention.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
As shown in Figure 1, be the attitude angle schematic diagram of the present invention's employing.Fig. 1 (a) is standard coordinate direction of principal axis, and x-axis represents fore-and-aft direction, and y-axis represents left and right directions, and z-axis represents above-below direction.Fig. 1 (b) is that coordinate axes there occurs pitch orientation (i.e. Pitch, the direction of motion be around Y-axis rotate) skew, namely y-axis is constant, and x-axis has fore-and-aft direction to change, cause the plane of x-axis and z-axis composition to offset at fore-and-aft direction, deviation angle is θ 1.Fig. 1 (c) is that coordinate axes there occurs reverses direction (i.e. Roll, the direction of motion be around X-axis rotate) skew, namely x-axis is constant, and y-axis has left and right directions to change, cause the plane of y-axis and z-axis composition to offset at left and right directions, deviation angle is θ 2.Fig. 1 (b) offsets to have in the present invention with the coordinate axes in (c) and relates to, and the front and back at corresponding human body and position thereof are rocked and double swerve respectively.
As shown in Figure 2, for the external structure schematic diagram of cell node equipment in the body balance assessment device of integration of physiological parameter monitoring provided by the invention, it is the external structure of trunk measuring unit 100, arm measuring unit 200 and physiological parameter measurement module 300.Allly be worn on trunk, the equipment at two upper arm bottom and wrist position all adopts the external structure of this appliance case to design.As can be seen from Figure 2, cell node equipment comprises cell node appliance case shell 001, cell node elastic bands 002, cell node equipment charge interface 003, cell node device start/stop key 004, cell node device start LED display lamp 005 and cell node device power supply (DPS) less than LED display lamp 006.Cell node equipment is fixed on health a part by regulating the cell node elastic bands 002 of length.When needs use cell node equipment, press cell node device start/stop key 004, cell node device start LED display lamp 005 is opened automatically simultaneously; When not needing to use cell node appliance case, again press cell node device start/stop key 004, cell node device start LED display lamp 005 is closed automatically simultaneously.If cell node appliance case power supply is not enough, then cell node device power supply (DPS) is opened automatically less than LED display lamp 006, at this moment needs cell node equipment charge interface 003 to be connected to external power source; If power supply is sufficient, then cell node device power supply (DPS) is closed automatically less than LED display lamp 006.
As shown in Figure 3, the test position of trunk measuring unit 100, arm measuring unit 200 and physiological parameter measurement module 300 and the simple and easy schematic diagram of method of wearing is dressed in the body balance assessment device for integration of physiological parameter monitoring provided by the invention.Found by clinical examination: trunk and arm are that gravity center of human body changes the significant points needing to consider.In the present invention, trunk measuring unit 100 is worn between human lumbar, handle arm measure unit 200 is worn on two upper arm bottom.By measuring bilateral arm and metastomium in the variable angle amplitude of reverses direction, obtain the amplitude of variation of gravity center of human body in reverses direction.Human body not only needs to consider gravity center of human body's amplitude of variation size in the process maintaining balance, also needs to consider that psychological factor is on the impact of balanced ability of human body, and the present invention reflects the impact of psychological factor on equilibrium function according to the Monitoring Data of physiological parameter.As can be seen from Figure 3, physiological parameter measurement module 300 is worn on wrist place to measure physiological parameter and HRV index.Trunk measuring unit 100, arm measuring unit 200 and physiological parameter measurement module 300 is by regulating the cell node elastic bands 002 of length to be separately fixed at human body corresponding site.
As shown in Figure 4, be the schematic diagram of the interference vision of embodiment in the present invention.Because the balanced capacity of human body is mainly relevant with proprioceptive sensation with the vestibular sensation of human body, vision.Whether normally want to measure vestibular function, just need to get rid of vision to the maintenance effect of equilibrium function.In an embodiment, disturb vision by wearing virtual reality glasses 500, to get rid of vision to the impact maintaining balance.
As shown in Figure 5, be the schematic diagram of the interference proprioceptive sensation of embodiment in the present invention.Because the balanced capacity of human body is mainly relevant with proprioceptive sensation with the vestibular sensation of human body, vision.Whether normally want to measure vestibular function, not only need to get rid of vision to the maintenance effect of equilibrium function, and need to get rid of proprioceptive sensation to the maintenance effect of equilibrium function.In an embodiment, disturb proprioceptive sensation by standing on thick body sponge 600, to get rid of proprioceptive sensation to the impact maintaining balance.
As shown in Figure 6, be the structured flowchart of trunk measuring unit 100 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.In balanced capacity testing process, human body maintains balance by the swing of trunk, and simultaneously by reducing centre of body weight, i.e. the moving up and down of trunk, maintains balance.As can be seen from Figure 6, trunk measuring unit 100 comprises motion sensor combination 110, first microprocessor 103, first wireless communication module 104 and the first power module 105, and wherein motion sensor combination 110 comprises the first single axis gyroscope 101 and single-axis accelerometer 102.Trunk swing angular acceleration size measured by first single axis gyroscope 101, i.e. angle of pitch acceleration magnitude; Single-axis accelerometer 102 is measured trunk and is moved up and down linear acceleration size; First microprocessor 103 receives the data message from the first single axis gyroscope 101 and single-axis accelerometer 102, after date processing, is sent to the first wireless communication module 104; First wireless communication module 104 is for transmitting data between first microprocessor 103 and the 4th wireless communication module 403 and order, and its concrete function comprises: the sensing data export first microprocessor 103 and inquiry order send the 4th wireless communication module 403 to; If the 4th wireless communication module 403 sends feedback command to the first wireless communication module 104, then represent that the 4th wireless communication module 403 continues to accept sensing data; If through three inquiries, the first wireless communication module 104 does not also receive the feedback command that the 4th wireless communication module 403 sends, then trunk measuring unit 100 recovers low-power consumption standby state; First power module 105 provides power supply for motion sensor combination 110, first microprocessor 103 and the first wireless communication module 104, ensures normal working voltage.
As shown in Figure 7, be the structured flowchart of arm measuring unit 200 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.In balanced capacity testing process, human body maintains the balance of horizontal plane by swinging of two upper arm bottom.By measuring bilateral arm and metastomium at the angle of reverses direction, obtain the amplitude of variation of gravity center of human body in reverses direction.As can be seen from Figure 7, arm measuring unit 200 comprises the second single axis gyroscope 201, second microprocessor 202, second wireless communication module 203 and second source module 204.Second single axis gyroscope 201 is measured two upper arm bottom and to be swung angular acceleration size, i.e. flip angle acceleration magnitude; Second microprocessor 202 receives the data message from single axis gyroscope 201, is sent to the second wireless communication module 203; Second wireless communication module 203 is for transmitting data between the second microprocessor 202 and the 4th wireless communication module 403 and order, and its concrete function comprises: the sensing data export the second microprocessor 202 and inquiry order send the 4th wireless communication module 403 to; If the 4th wireless communication module 403 sends feedback command to the second wireless communication module 203, then represent that the 4th wireless communication module 403 continues to accept sensing data; If through three inquiries, the second wireless communication module 203 does not also receive the feedback command that the 4th wireless communication module 403 sends, then arm measuring unit 200 recovers low-power consumption standby state; Second source module 204 provides power supply for the second single axis gyroscope 201, second microprocessor 202 and the second wireless communication module 203, ensures normal working voltage.
As shown in Figure 8, be the structured flowchart of physiological parameter measurement module 300 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.In balanced capacity testing process, the Monitoring Data of physiological parameter reflects the balanced capacity of human body.As can be seen from Figure 8, physiological parameter measurement module 300 comprises biosensor combination the 310, the 3rd microprocessor 303, the 3rd wireless communication module 304 and the 3rd power module 305, and wherein biosensor combination 310 comprises heart rate sensor 301 and pressure transducer 302.Heart rate sensor 301 measures heart rate, pressure transducer 302 Measure blood pressure; 3rd microprocessor 303 receives the data message from heart rate sensor 301 and pressure transducer 302, after date processing, obtains the variance values of HRV index, is sent to the 3rd wireless communication module 304; 3rd wireless communication module 304 is for transmitting data between the 3rd microprocessor 303 and the 4th wireless communication module 403 and order, and its concrete function comprises: the sensing data export the 3rd microprocessor 303 and inquiry order send the 4th wireless communication module 403 to; If the 4th wireless communication module 403 sends feedback command to the 3rd wireless communication module 304, then represent that the 4th wireless communication module 403 continues to accept sensing data; If through three inquiries, the 3rd wireless communication module 304 does not also receive the feedback command that the 4th wireless communication module 403 sends, then physiological parameter measurement module 300 recovers low-power consumption standby state; 3rd power module 305 is physiology sensor combinations 310, the 3rd microprocessor 303 and the 3rd wireless communication module 304 provide power supply, ensures normal working voltage.
As shown in Figure 9, be the structured flowchart of terminal module 400 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.Terminal module 400 comprises terminal diaplay unit 401, Data Integration processing unit 402 and the 4th wireless communication module 403.4th wireless communication module 403 of terminal module 400 receives the data message sent from the first wireless communication module 104, second wireless communication module 203 and the 3rd wireless communication module 304, not only directly send to terminal diaplay unit 401, also send to Data Integration processing unit 402 simultaneously, after data fusion, send to terminal diaplay unit 401 again.Carry out in the process of data fusion at Data Integration processing unit 402, the data of the amplitude of fluctuation measurement module be made up of trunk measuring unit and arm measuring unit merge according to linear weight method, namely the data sum of trunk measuring unit and arm measuring unit, equals gravity center of human body's delta data; The data fusion of physiological parameter measurement module utilizes Kalman filtering to realize the pretreatment of heart rate signal and blood pressure signal, feature extraction, feature selection classification, both features are merged, form new characteristic vector, be input in neural network model (such as fuzzy neural network model, back-propagation algorithm neural network model etc.), obtain the Output rusults of this model, be the evaluating data of current psychologic status.Then analyze the gravity center shift data synchronously changed in time and psychologic status evaluating data, its result both can weigh the change of body reaction ability, too increased an objective evaluation human body and maintained stability indicator.Terminal diaplay unit 401 and Data Integration processing unit 402 software simulating, performed by terminal handler, terminal is not limited to computer, can be smart mobile phone, panel computer etc.
As shown in Figure 10, be the realization flow figure of the data acquisition of trunk measuring unit 100 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.Concrete steps are: trunk measuring unit 100 low-power consumption standby; Receive the signal that terminal module 400 is sent; Trunk measuring unit 100 is started shooting; Trunk measuring unit 100 initializes; Upgrade the first single axis gyroscope 101 and single-axis accelerometer 102 data; First microprocessor 103 receives Data Post and obtains attitude angle acceleration and linear acceleration data; Through the first wireless communication module 104, data are sent to terminal module 400.If the first wireless communication module 104 receives the back-signalling of terminal module 400, then again upgrade the first single axis gyroscope 101 and single-axis accelerometer 102 data, obtain attitude angle acceleration and the linear acceleration data of future time point; Trunk measuring unit 100 inquiry terminal module 400, with or without back-signalling, if inquiry number of times is within three times, receives the back-signalling of terminal module 400, then initialize trunk measuring unit 100, prepares the data continuing to accept sensor; If the continuous back-signalling not receiving terminal module 400 for three times, then trunk measuring unit 100 recovers low-power consumption standby state.
As shown in figure 11, be the realization flow figure of the data acquisition of arm measuring unit 200 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.Concrete steps are: arm measuring unit 200 low-power consumption standby; Receive the signal that terminal module 400 is sent; Arm measuring unit 200 is started shooting; Arm measuring unit 200 initializes; Upgrade the second single axis gyroscope 201 data; Attitude angle acceleration information is obtained after second microprocessor 202 receives data; Through the second wireless communication module 203, data are sent to terminal module 400.If the second wireless communication module 203 receives the back-signalling of terminal module 400, then again upgrade the second single axis gyroscope 201 data, obtain the attitude angle acceleration of future time point; Arm measuring unit 200 inquiry terminal module 400, with or without back-signalling, if inquiry number of times is within three times, receives the back-signalling of terminal module 400, then initialize arm measuring unit 200; If the continuous back-signalling not receiving terminal module 400 for three times, then arm measuring unit 200 recovers low-power consumption standby state.
As shown in figure 12, be the realization flow figure of the data acquisition of physiological parameter measurement module 300 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.Concrete steps are: physiological parameter measurement module 300 low-power consumption standby; Receive the signal that terminal module 400 is sent; Physiological parameter measurement module 300 is started shooting; Physiological parameter measurement module 300 initializes; Upgrade heart rate sensor 301 data and pressure transducer 302 data; Microprocessor 303 receives the amplitude of variation data that Data Post obtains HRV index; Through the 3rd wireless communication module 304, data are sent to terminal module 400.If the 3rd wireless communication module 304 receives the back-signalling of terminal module 400, then again upgrade heart rate sensor 301 data and pressure transducer 302 data, obtain the amplitude of variation data of the HRV index of future time point; Physiological parameter measurement module 300 inquiry terminal module 400, with or without back-signalling, if inquiry number of times is within three times, receives the back-signalling of terminal module 400, then initialize physiological parameter measurement module 300; If the continuous back-signalling not receiving terminal module 400 for three times, then physiological parameter measurement module 300 recovers low-power consumption standby state.
As shown in figure 13, be the realization flow figure of the data acquisition of terminal module 400 in the body balance assessment device of integration of physiological parameter monitoring provided by the invention.Concrete steps are: terminal module 400 initializes; 4th wireless communication module 403 of USB interface is connected to terminal system, and terminal is not limited to computer, can be smart mobile phone, panel computer etc.; If the 4th wireless communication module 403 receives the data that the first wireless communication module 104, second wireless communication module 203 and the 3rd wireless communication module 304 are sent, then process data, if the data of not receiving, then the 4th wireless communication module 403 returns to connection status; After processing data, if receive terminal (to be not limited to computer, can be smart mobile phone, panel computer etc.) order, then processing command, if do not receive order, then continue the data that reception first wireless communication module 104, second wireless communication module 203 and the 3rd wireless communication module 304 are sent.
As shown in figure 14, be the specific implementation step of the equilibrium function assessment method of integration of physiological parameter monitoring provided by the invention:
Step one: start, device starts, and device initializes.
Open the power supply of trunk measuring unit 100, arm measuring unit 200, physiological parameter measurement module 300 and terminal module 400, check whether all data initialize.Check whether the first wireless communication module 104, second wireless communication module 203 is normally connected communication with the 4th wireless communication module 403 with the 3rd wireless communication module 304.
Step 2: judge whether tester is test first time
If first time, then add input test person's basic document, such as: the information such as name, age, sex, height, body weight; If not first time, then in existing personnel record, inquire about corresponding tester's information.
Step 3: instruct tester to test according to required movement.
Trunk measuring unit 100 is worn on loins; Handle arm measure unit 200 is worn on two upper arm bottom respectively; Physiological parameter measurement module 300 is worn on wrist place; Wear the virtual reality glasses 500 of interference vision; Both feet stand on the thick sponge 600 of interference proprioceptive sensation naturally, and both arms naturally droop.
Step 4: the measuring unit synchronous acquisition of partes corporis humani position.
Lay respectively at the trunk measuring unit 100 at human body four positions, arm measuring unit 200 and physiological parameter measurement module 300 synchronous acquisition, synchronized transmission gives the first wireless communication module 104, second wireless communication module 203 and the 3rd wireless communication module 304.
Step 5: the data in Real-time Collection, fusion, storage and display test process.
4th wireless communication module 403 Real-time Collection of terminal module 400, receive the data sent from the first wireless communication module 104, second wireless communication module 203 and the 3rd wireless communication module 304.Terminal diaplay unit 401 not only can show each measuring unit data result respectively by modes such as numeral and figures, and can Data Integration processing unit 402 be passed through, carry out integrating to each measuring unit data and process, obtain overall measurement result data, then show by modes such as numeral and figures.Each measuring unit data result and overall data result are all stored in terminal database.
Step 6: analytical data obtains assessment result.
After required movement test terminates, according to the normal population balanced capacity assessment models set up, final integral balanced capacity measurement result and normal population can be carried out comparative analysis, quantitative evaluation are carried out to balance dysfunction symptom.And assessment result is stored in a database.
Step 7: differentiate that this secondary data collection terminates?
If find that tester has not required test according to required movement, then data acquisition does not terminate, and needs again to get back to step 3, readjusts image data after the required movement of tester; Data acquisition terminates, and generating report forms also prints, and test terminates.
Embodiment
Open the power supply of trunk measuring unit 100, arm measuring unit 200, physiological parameter measurement module 300 and terminal module 400, check whether all data initialize, check whether the first wireless communication module 104, second wireless communication module 203 is normally connected communication with the 4th wireless communication module 403 with the 3rd wireless communication module 304.If tester tests first time, add input test person basic document, such as: the information such as name, age, sex, height, body weight, by its data base stored in terminal module 400.Then trunk measuring unit 100 is fixed on loins; Handle arm measure unit 200 is separately fixed at two upper arm bottom; Physiological parameter measurement module 300 is fixed on wrist place; Wear the virtual reality glasses 500 of interference vision; Both feet stand on the thick sponge 600 of interference proprioceptive sensation naturally, and both arms naturally droop.After tester's warming up completes, start in virtual reality glasses 500 to play the 3D video that a segment length reaches three minutes.When video starts to play, be positioned at the trunk measuring unit 100 at human body four positions, arm measuring unit 200 and physiological parameter measurement module 300 synchronous acquisition, and synchronized transmission data give the first wireless communication module 104, second wireless communication module 203 and the 3rd wireless communication module 304.The data that 4th wireless communication module 403 real-time reception of terminal module 400 is sent from the first wireless communication module 104, second wireless communication module 203 and the 3rd wireless communication module 304.Terminal diaplay unit 401 not only can show each measuring unit data result respectively; And can Data Integration processing unit 402 be passed through, each measuring unit data are merged and processed, obtains overall data result, then show.Each measuring unit data result and overall data result are all stored in terminal database.Output rusults shows two kinds of patterns: pattern one is unit measurement result, and the test cell showing single or multiple position in the mode such as data and figure exports data; Pattern two is whole machine balancing ability measurement result, shows the final integral balanced capacity measurement result data obtained through Data Integration processing unit 402 in the mode such as data and figure.After required movement test terminates, by final integral balanced capacity measurement result data and the normal population balanced capacity assessment models set up, carry out comparative analysis, quantitative evaluation is carried out to disequilibrium symptom, and assessment result is stored in a database.If any foot of tester moves, then test result is " fall, balanced capacity mark is zero ", can select again to test according to required movement, also can terminate test; If both feet all do not move, then data acquisition terminates, and last generating report forms also prints, and test terminates.
Below by reference to the accompanying drawings the specific embodiment of the present invention is described, but these explanations can not be understood to limit scope of the present invention.It should be pointed out that for a person skilled in the art, under the prerequisite not departing from the technology of the present invention principle, can also make some improvements and modifications, these improvements and modifications all should be considered as protection scope of the present invention; Do not depart from spirit of the present invention and principle and the various equivalent replacement made, should contain within the scope of the present invention yet.Protection scope of the present invention is limited by the claims of enclosing, and any change on the claims in the present invention basis is all protection scope of the present invention.
Claims (10)
1. a body balance assessment device for integration of physiological parameter monitoring, is characterized in that, comprises amplitude of fluctuation measurement module, physiological parameter measurement module and terminal module;
Described amplitude of fluctuation measurement module comprises the trunk measuring unit (100) moving up and down linear acceleration for measuring trunk swing angular acceleration and trunk, and to swing the arm measuring unit (200) of angular acceleration for measuring bilateral arm;
Described physiological parameter measurement module (300) is for measuring the physiological parameter of human body;
Described terminal module (400) passes judgment on body balance for the aggregation of data measured according to data and the described physiological parameter measurement module of described amplitude of fluctuation measurement module measurement.
2. body balance assessment device as claimed in claim 1, it is characterized in that, described trunk measuring unit (100) comprises motion sensor combination (110), first microprocessor (103) and the first wireless communication module (104) that connect successively, and the first power module (105) for providing working power to described motion sensor combination (110), first microprocessor (103) and the first wireless communication module (104);
Described motion sensor combination (110) is for measuring trunk swing angular acceleration size and trunk moves up and down linear acceleration size;
Described first microprocessor (103) is for processing the data of described motion sensor measurement in a closed series;
The control instruction of described terminal module, for the data after process are transferred to described terminal module, is transferred to described first microprocessor (103) by described first wireless communication module (104) simultaneously.
3. body balance assessment device as claimed in claim 2, it is characterized in that, described motion sensor combination (110) comprises for measuring first single axis gyroscope (101) of trunk swing angular acceleration size and moving up and down the single-axis accelerometer (102) of linear acceleration size for measuring trunk.
4. the body balance assessment device as described in any one of claim 1-3, it is characterized in that, described arm measuring unit (200) comprises the second single axis gyroscope (201), the second microprocessor (202) and the second wireless communication module (203) that connect successively, and the second source module (204) for providing working power to described second single axis gyroscope (201), the second microprocessor (202) and the second wireless communication module (203);
Described second single axis gyroscope (201) to swing angular acceleration size for measuring bilateral arm;
Described second microprocessor (202) processes for the data measured described second single axis gyroscope;
The control instruction of described terminal module, for the data after process are transferred to described terminal module, is transferred to described second microprocessor (202) by described second wireless communication module (203) simultaneously.
5. the body balance assessment device as described in any one of claim 1-4, it is characterized in that, described physiological parameter measurement module (300) comprises biosensor combination (310), the 3rd microprocessor (303) and the 3rd wireless communication module (304) that connect successively, and the 3rd power module (305) for providing working power to described biosensor combination (310), the 3rd microprocessor (303) and the 3rd wireless communication module (304);
Described biosensor combination (310) is for measuring the physiological parameter of human body;
Described 3rd microprocessor (303) processes for the data measured described biosensor combination (310);
The control instruction of described terminal module, for the data after process are transferred to described terminal module, is transferred to described 3rd microprocessor (303) by described 3rd wireless communication module (304) simultaneously.
6. body balance assessment device as claimed in claim 5, it is characterized in that, described biosensor combination (310) comprises the heart rate sensor (301) for measuring heart rate and the pressure transducer (302) for Measure blood pressure.
7. the body balance assessment device as described in any one of claim 1-6, it is characterized in that, described terminal module (400) comprises terminal diaplay unit (401), Data Integration processing unit (402) and the 4th wireless communication module (403);
The input of described 4th wireless communication module (403) is for receiving the data of described amplitude of fluctuation measurement module and the measurement of described physiological parameter measurement module, the input of described Data Integration processing unit is connected to the first outfan of described 4th wireless communication module (403), the first input end of described terminal diaplay unit (401) is connected to the second outfan of described 4th wireless communication module (403), and the second input of described terminal diaplay unit (401) is connected to the outfan of described Data Integration processing unit (402).
8. the body balance assessment device as described in any one of claim 1-6, it is characterized in that, during use, the wearing site of described trunk measuring unit (100) is loins, the wearing site of described arm measuring unit (200) is two upper arm bottoms, and the wearing site of described physiological parameter measurement module (300) is wrist.
9., based on a body balance assessment method for the body balance assessment device of the integration of physiological parameter monitoring described in any one of claim 1-8, it is characterized in that, comprise the steps:
(1) obtain trunk swing angular acceleration, trunk moves up and down linear acceleration, and bilateral arm swings the physiological parameter of angular acceleration and human body;
(2) data of step (1) are carried out fusion treatment, and according to the result Comprehensive Evaluation body balance after process.
10. body balance assessment method as claimed in claim 9, it is characterized in that, if any foot moves, then test result is " fall, balanced capacity mark is zero "; If both feet all do not move, then generate test result form and print, test terminates.
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| CN108771532A (en) * | 2018-06-06 | 2018-11-09 | 苏州桑德欧声听觉技术有限公司 | The manufacturing method of mobile terminal for vestibular detection, mobile terminal |
| CN110384483A (en) * | 2019-07-23 | 2019-10-29 | 福建中医药大学 | Moving equilibrium appraisal procedure and terminal |
| CN111214212A (en) * | 2020-01-19 | 2020-06-02 | 上海佑久健康科技有限公司 | Human body balance detection method and system |
| CN113288053A (en) * | 2021-05-13 | 2021-08-24 | 上海佑久健康科技有限公司 | Human body evaluation method, system and computer readable storage medium |
| PL442711A1 (en) * | 2022-11-03 | 2024-05-06 | Politechnika Białostocka | System for recording spatiotemporal kinematic parameters |
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