CN109316186A - A kind of Grazing condition sensing trousers with multi-source heat transfer agent - Google Patents
A kind of Grazing condition sensing trousers with multi-source heat transfer agent Download PDFInfo
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- CN109316186A CN109316186A CN201811280488.2A CN201811280488A CN109316186A CN 109316186 A CN109316186 A CN 109316186A CN 201811280488 A CN201811280488 A CN 201811280488A CN 109316186 A CN109316186 A CN 109316186A
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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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/389—Electromyography [EMG]
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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
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/6804—Garments; Clothes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0247—Pressure sensors
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Abstract
The present invention relates to a kind of, and the Grazing condition with multi-source heat transfer agent senses trousers, belongs to wearable device technical field, and it is poor to solve the problems, such as that existing object wearing device dresses inconvenient, uncomfortable and acquisition signal stabilization.It include: elastic close-fitting trousers, software joint angles sensor, pliable pressure sensor, flexible fabric electromyographic electrode；Sensor is installed in the inside of elastic close-fitting trousers；Elastic close-fitting trousers are attached at human body lower limbs surface；Software joint angles sensor is for measuring human synovial angle；Pliable pressure sensor is for measuring plantar pressure；Flexible fabric electromyographic electrode is for measuring human body surface myoelectric signal.The present invention integrally uses software senser element, the flexibility of guarantee system and the stability for acquiring signal, can snugly, be cosily worn on human body lower limbs, body state can preferably be assessed by Human biology signal, critical movements signal and mechanical signal three classes signal.
Description
Technical field
The present invention relates to wearable device technical field more particularly to a kind of Grazing condition sensings with multi-source heat transfer agent
Trousers.
Background technique
Sensing clothes are a kind of wearable human body information sensing devices, and appreciable human body relevant information includes surface
Electromyography signal, athletic posture signal, extraneous interaction force signal, temperature signals, heartbeat signal etc., the signal transducer of these types
Part is generally attached to clothes, due to senser element substantially all be hard component, so wearing after comfort it is inadequate, and usually because
Not enough senser element is caused to fall off for adhesive force, and leads to sensing clothes failure.
Currently, external have research unit to have developed the flexible sensing clothes that can measure surface electromyogram signal, by metal
Electrode is embedded in flexible clothes, and signal wire is embedded to fabric, realizes the function of flexible perception electromyography signal, but since myoelectricity pastes
Skin obtains not secured enough, therefore stability is not good enough.
Since a possibility that individually generating failure using a kind of sensor is higher, two kinds or more of senser element can be used
Human body signal collection analysis is carried out, for body gait detection.At present have using a variety of sensor information fusions into
The relevant technologies of row gait analysis, but it is not yet found that develop the flexible sensing trousers of full software senser element building, current
Acquisition mode wearing is inconvenient, uncomfortable.
Summary of the invention
In view of above-mentioned analysis, the present invention is intended to provide a kind of Grazing condition with multi-source heat transfer agent senses trousers, to
It is poor to solve the problems, such as that existing object wearing device dresses inconvenient, uncomfortable and acquisition signal stabilization.
The purpose of the present invention is mainly achieved through the following technical solutions:
Provide a kind of Grazing condition sensing trousers with multi-source heat transfer agent, comprising: elastic close-fitting trousers, software joint angles
Sensor, pliable pressure sensor, flexible fabric electromyographic electrode；
The software joint angles sensor, pliable pressure sensor, flexible fabric electromyographic electrode are mounted on the elasticity
The inside of personal trousers；The elastic close-fitting trousers can be attached at human body lower limbs surface；
The software joint angles sensor is for measuring human synovial angle；The pliable pressure sensor is for measuring
Plantar pressure；The flexible fabric electromyographic electrode is for measuring human body surface myoelectric signal.
The present invention has the beneficial effect that: the Grazing condition in the present invention with multi-source heat transfer agent senses trousers, whole using soft
Body sensor part guarantees the flexibility of system and acquires the stability of signal, can snugly, cosily be worn under human body
Limb, the sensing trousers selectively extract the joint angles of human body lower limbs surface myoelectric, vola front and back sole pressure, hip, knee and ankle
Etc. the important human body signal of three classes, can be more by Human biology signal, critical movements signal and mechanical signal three classes signal
Body state is assessed well, especially can be applied to Human Physiology accurately and real-time to the perception analysis with body gait
The scenes such as amusements, the scientific researches such as status monitoring, gait monitoring.
On the basis of above scheme, the present invention has also done following improvement:
Further, the software joint angles sensor is installed on the joint of elastic close-fitting trousers inside measuring angle to be measured,
And signal output line is subjected to mounting arrangements along body surface invariant line.
Further, the pliable pressure sensor is installed on elastic close-fitting trousers crus mediale bottom, and signal output line is along foot
Foot arch part in the middle part of bottom upwardly extends.
Further, the flexible fabric electromyographic electrode is fixed on the inside of the elastic close-fitting trousers at target muscle group, and signal is defeated
Outlet is along body surface invariant line mounting arrangements.
Further, the pliable pressure sensor includes two panels patch type pliable pressure sensor；It is separately mounted to front foot
The palm and rear heel, for measuring the plantar pressure of front and back sole.
Further, several signal amplifiers are also equipped on the inside of the elastic close-fitting trousers, be separately mounted to away from the software
Joint angles sensor, patch type pliable pressure sensor, at flexible fabric electromyographic electrode 10mm~20mm.
Further, the software joint angles sensor is software cylindrical shape, is attached to elastic patch by silica gel bonding
Body trousers, the software joint angles sensor pass through a sewing in the elastical cloth channel of trousers；And by signal output line, according to
The position of human body invariant line is knitted on the inside of elastic close-fitting trousers.
Further, the pliable pressure sensor is laminated structure, and signal output line extends to instep from sole, then from
Ankle two sides extend to the signal amplifier above ankle.
Further, the flexible fabric electromyographic electrode is fixed on the inside of elastic close-fitting trousers by moulding；The flexibility is knitted
It is sewed at object electromyographic electrode and encloses elastic webbing around leg Monday, for the flexible fabric electromyographic electrode to be pressed in skin surface.
Further, it is sewed with microprocessor on the personal elastic close-fitting, is passed for receiving the software joint angles
Sensor, pliable pressure sensor, flexible fabric electromyographic electrode acquisition signal and carry out real-time analysis processing, obtain human motion
Status information, comprising the following steps:
The electromyography signal for receiving the acquisition of flexible fabric electromyographic electrode, is analyzed and processed, and demarcates the action triggers moment, in real time
Obtain body gait motion intention；
The joint of lower extremity movement angle information for receiving the acquisition of software joint angles sensor, is analyzed according to articulation angle
Obtain preliminary lower limb posture information；
The plantar pressure information for receiving the acquisition of patch type pliable pressure sensor obtains gait according to plantar pressure size
Phase information；
The switching moment of gait phase is modified according to the calibration action triggers moment, obtains revised gait phase
Position；
It carries out returning to zero correction using joint angles curve of the revised gait phase to each gait cycle, obtain accurate
Human body lower limbs motion perception result.
It in the present invention, can also be combined with each other between above-mentioned each technical solution, to realize more preferred assembled schemes.This
Other feature and advantage of invention will illustrate in the following description, also, certain advantages can become from specification it is aobvious and
It is clear to, or understand through the implementation of the invention.The objectives and other advantages of the invention can by specification, claims with
And it is achieved and obtained in specifically noted content in attached drawing.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not to be construed as limiting the invention, in entire attached drawing
In, identical reference symbol indicates identical component.
Fig. 1 is to have the Grazing condition of multi-source heat transfer agent to sense trousers structure chart in the embodiment of the present invention.
Fig. 2 is that gait analysis flow chart is carried out in the embodiment of the present invention.
Specific embodiment
Specifically describing the preferred embodiment of the present invention with reference to the accompanying drawing, wherein attached drawing constitutes the application a part, and
Together with embodiments of the present invention for illustrating the principle of the present invention, it is not intended to limit the scope of the present invention.
A specific embodiment of the invention discloses a kind of Grazing condition sensing trousers with multi-source heat transfer agent, such as Fig. 1
It is shown, comprising: elastic close-fitting trousers, software joint angles sensor, pliable pressure sensor, flexible fabric electromyographic electrode；
Software joint angles sensor, pliable pressure sensor, flexible fabric electromyographic electrode are mounted on the elastic close-fitting
The inside of trousers；Elastic close-fitting trousers are attached to human body lower limbs surface；
Software joint angles sensor is for measuring human synovial angle, and pliable pressure sensor is for measuring vola pressure
Power, flexible fabric electromyographic electrode is for measuring human body surface myoelectric signal.
When implementation, wearing personnel by the Grazing condition of the multi-source heat transfer agent for being suitble to itself sensing trousers (keep each sensor with
Body is close to, while lower limb can be flexibly movable) it wears, sensor is in real time by the measurement data (lower limb for the personnel of dressing
Sole pressure, hip, knee and joint angles of ankle etc. before and after surface myoelectric, vola) by way of wire/wireless, it passes to outer
Portion's processing equipment, is analyzed and processed, and assesses the physiological status of wearing personnel.
Compared with prior art, the Grazing condition sensing trousers provided in this embodiment for having multi-source heat transfer agent, it is whole using soft
Body sensor part guarantees the flexibility of system and acquires the stability of signal, can snugly, cosily be worn under human body
Limb, the sensing trousers selectively extract the joint angles of human body lower limbs surface myoelectric, vola front and back sole pressure, hip, knee and ankle
Etc. the important human body signal of three classes, can be more by Human biology signal, critical movements signal and mechanical signal three classes signal
Body state is assessed well, especially accurately and real-time can carry out perception analysis to body gait, it is raw to can be applied to human body
Manage the several scenes such as amusements, the scientific researches such as status monitoring, gait monitoring.
Specifically, the personal trousers of elastic force are made of elastic woven material, can be met according to human dimension standard formulation different
The personal device of the different model of body crowd demand.Meanwhile the personal trousers of elastic force can be by itself elastical cloth compared with strong elastic
Material realizes that the long-time of medical treatment transducer and human body privileged site is in close contact；Someone is respectively set on the inside of the personal trousers of elastic force
The pre- stationary point of detection position needed for body organ, for installing fixed medical treatment transducer；Signal transmssion line can be sewed simultaneously
On the inside of elastic close-fitting trousers, all sensor signal transmission lines are all pooled to a sewing in the letter at elastic force personal waist of trousers portion rear
Number sending device, sends exterior terminal processing equipment for the human body signal of acquisition in real time, it is preferred that signal transmitting equipment is
Wireless signal transmission equipment, after sending terminal device progress for three classes transducing signal by wireless modes such as bluetooth, WIFI
Reason obtains body state information to analyze；Another mode, can also be at sewing one of elastic force personal waist of trousers portion rear
Microprocessor, and all sensor signal transmission lines are all pooled to the microprocessor, microprocessor is according to each biography
Sensor acquisition information, analysis obtain human motion state information, and can be emitted to by apparatus for transmitting signal external equipment into
Row storage, display and further analysis processing.
The Grazing condition sensing trousers of multi-source heat transfer agent are integrated with three classes software human body sensor: software joint in the present embodiment
Angular transducer, pliable pressure sensor and flexible fabric electromyographic electrode, can real-time measurement include joint angles, vola power with
And the human body lower limbs information that electromyography signal etc. is important, specifically,
Software joint angles sensor is installed on the joint of elastic close-fitting trousers inside measuring angle to be measured, and signal is exported
Line is carried out along body surface invariant line (during human motion, the surface skin in the body surface invariant line is subjected to displacement minimum)
Mounting arrangements.Specifically, software joint angles sensor is software cylindrical shape, is bonded at both ends with silica gel, and letter is drawn in one end
Number output line, selection target measure joint and are attached to elasticity using the silica gel interface at software joint angles sensor body both ends
On the inside of personal trousers, then software joint angles sensor passes through elastical cloth channel of the sewing on the inside of the personal trousers of property, prevents
Software joint angles sensor body tilts, and influences the signal accuracy of acquisition；In addition, will be believed according to the position of human body invariant line
Number output line is knitted to elastic trousers, during reducing human motion, the shadow of the shift perturbation of signal output line to signal stabilization
It rings.
It should be noted that software joint angles sensor can be resistance-type stretch sensor part, capacitor can also be used
Formula stretch sensor part；Preferably, using the resistance-type software sensor of Stretch Sense company of New Zealand.
Pliable pressure sensor is installed on elastic close-fitting trousers crus mediale bottom, signal output line along mid-plantar arch of foot
Part upwardly extends, and guarantees to pull in movement smaller.Comprehensive vola force signal in order to obtain, the present embodiment are flexible using two panels
Pressure sensor is separately mounted to forefoot and rear heel, for measuring the plantar pressure of front and back sole.Preferably, piece is selected
The patch type pliable pressure sensor of shape structure is (such as: the Force Sensing of Interlink Electronics
Reisistor sensor), according to the ordinary circumstance that foot force is distributed, in elastic close-fitting trousers forefoot and rear heel position point
Cloth installs a piece of above-mentioned patch type pliable pressure sensor, for measuring the plantar pressure of wearer front and back sole；Meanwhile signal
Output line extends to instep from sole with shortest path, then extends to the signal amplifier above ankle from ankle two sides, protects
Smaller, influence of the reduction motion artifacts to signal is pullled in card movement.
Flexible fabric electromyographic electrode, which is fixed on the inside of elastic close-fitting trousers, (preferably, can be used the myoelectricity of 3M at target muscle group
Electrode), signal output line is arranged along body surface invariant line.Specifically, flexible fabric electromyographic electrode is arranged in target muscle group position,
Flexible fabric electromyographic electrode is pressed in the inside of elastic close-fitting trousers in the way of moulding etc.；It, will according to the position of human body invariant line
Signal output line is knitted to elastic trousers, and during reducing human motion, the shift perturbation of signal output line is to signal stabilization
It influences.Meanwhile to guarantee that contact of the flexible fabric electromyographic electrode with skin is more stable, around leg week sewing one at electromyographic electrode
Elastic webbing is enclosed, electromyographic electrode is pressed in skin surface using the tension of elastic webbing, to obtain more stable electromyography signal.
In order to improve the accuracy of terminal device signal analysis result, the faint current or voltage that each sensor is acquired
Equal signals amplify processing by signal amplifier；Meanwhile in order to reduce the influence of motion artifacts, signal amplifier need with
Each sensor arranged adjacent.Preferably, it is knitted apart from software joint angles sensor, patch type pliable pressure sensor, flexibility
Several signal amplifiers are installed respectively at object electromyographic electrode 10mm~20mm.It should be noted that signal amplifier supply voltage
It can be 12V, input as mV magnitude voltage signals, 0~5V of output voltage, in each sensor body of not interference sensing trousers disposed inboard
In the case where, the closer signal amplifier the better apart from each sensor, to reduce the influence of motion artifacts.
Data processing equipment (microprocessor in exterior terminal equipment or sensing trousers) passes through above-mentioned software joint angles
The three classes signal analysis assessment human body lower extremity movement state that sensor, pliable pressure sensor, flexible fabric electromyographic electrode obtain；
On the one hand, electromyography signal can be generated prior to human motion, compared to other sensing modes (such as motion detection, power detect), energy
It is enough to obtain gait motion intention more real-timely；On the other hand, electromyography signal is difficult to quantify, and cannot provide accurate athletic posture
Information, therefore accurate joint of lower extremity movement angle is obtained using software joint angles sensor, it is passed in combination with plantar pressure
The gait phase information that sensor obtains carries out the joint angles curve of each gait cycle to return to zero correction, and the two combines common
Provide the accurate lower extremity movement information of human body.Specifically, as shown in Figure 2, comprising the following steps:
(1) electromyography signal that flexible fabric electromyographic electrode acquires is transferred to data processing equipment, data processing equipment pair
Electromyography signal is analyzed and processed, and demarcates the action triggers moment, obtains body gait motion intention in real time；
(2) the joint of lower extremity movement angle information that software joint angles sensor acquires is transferred to data processing equipment,
Data processing equipment is analyzed to obtain preliminary lower limb posture information according to articulation angle；
(3) the plantar pressure information that patch type pliable pressure sensor acquires is transferred to data processing equipment, at data
Equipment is managed according to plantar pressure size, obtains gait phase information；
(4) switching moment of gait phase is modified according to the calibration action triggers moment, obtains revised gait
Phase；
(5) it carries out returning to zero correction using joint angles curve of the revised gait phase to each gait cycle, obtain
Accurate human body lower limbs motion perception result.
It will be understood by those skilled in the art that realizing all or part of the process of above-described embodiment method, meter can be passed through
Calculation machine program instruction relevant hardware is completed, and the program can be stored in computer readable storage medium.Wherein, described
Computer readable storage medium is disk, CD, read-only memory or random access memory etc..
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of Grazing condition with multi-source heat transfer agent senses trousers characterized by comprising elastic close-fitting trousers, software joint
Angular transducer, pliable pressure sensor, flexible fabric electromyographic electrode；
The software joint angles sensor, pliable pressure sensor, flexible fabric electromyographic electrode are mounted on the elastic close-fitting
The inside of trousers；The elastic close-fitting trousers can be attached at human body lower limbs surface；
The software joint angles sensor is for measuring human synovial angle；The pliable pressure sensor is for measuring vola
Pressure；The flexible fabric electromyographic electrode is for measuring human body surface myoelectric signal.
2. the Grazing condition according to claim 1 with multi-source heat transfer agent senses trousers, which is characterized in that the software closes
Section angular transducer is installed on the joint of measuring angle to be measured on the inside of elastic close-fitting trousers, and by signal output line along body surface not
Modified line carries out mounting arrangements.
3. the Grazing condition according to claim 2 with multi-source heat transfer agent senses trousers, which is characterized in that the flexible pressure
Force snesor is installed on elastic close-fitting trousers crus mediale bottom, and signal output line is upwardly extended along the foot arch part of mid-plantar.
4. the Grazing condition according to claim 3 with multi-source heat transfer agent senses trousers, which is characterized in that the flexibility is knitted
Object electromyographic electrode is fixed on the inside of the elastic close-fitting trousers at target muscle group, and signal output line installs cloth along body surface invariant line
It sets.
5. the Grazing condition according to claim 3 or 4 with multi-source heat transfer agent senses trousers, which is characterized in that described soft
Property pressure sensor includes two panels patch type pliable pressure sensor；It is separately mounted to forefoot and rear heel, before measuring
The plantar pressure of hind paw.
6. the Grazing condition according to claim 5 with multi-source heat transfer agent senses trousers, which is characterized in that the elasticity patch
Several signal amplifiers are also equipped on the inside of body trousers, are separately mounted to flexible away from the software joint angles sensor, patch type
At pressure sensor, flexible fabric electromyographic electrode 10mm~20mm.
7. the Grazing condition according to claim 2 with multi-source heat transfer agent senses trousers, which is characterized in that the software closes
Section angular transducer is software cylindrical shape, is attached to elastic close-fitting trousers, the software joint angles sensing by silica gel bonding
Device passes through a sewing in the elastical cloth channel of trousers；And by signal output line, bullet is knitted to according to the position of human body invariant line
Property personal trousers on the inside of.
8. the Grazing condition according to claim 3 with multi-source heat transfer agent senses trousers, which is characterized in that the flexible pressure
Force snesor is laminated structure, and signal output line extends to instep from sole, is then extended to above ankle from ankle two sides
Signal amplifier.
9. the Grazing condition according to claim 4 with multi-source heat transfer agent senses trousers, which is characterized in that the flexibility is knitted
Object electromyographic electrode is fixed on the inside of elastic close-fitting trousers by moulding；It is sewed at the flexible fabric electromyographic electrode around leg Monday
Elastic webbing is enclosed, for the flexible fabric electromyographic electrode to be pressed in skin surface.
10. the Grazing condition according to one of claim 6-9 with multi-source heat transfer agent senses trousers, which is characterized in that institute
It states and is sewed with microprocessor on personal elastic close-fitting, for receiving the software joint angles sensor, pliable pressure sensing
Device, flexible fabric electromyographic electrode acquisition signal and carry out real-time analysis processing, obtain human motion state information, including following
Step:
The electromyography signal for receiving the acquisition of flexible fabric electromyographic electrode, is analyzed and processed, and demarcates the action triggers moment, obtains in real time
Body gait motion intention；
The joint of lower extremity movement angle information for receiving the acquisition of software joint angles sensor, analyzes to obtain according to articulation angle
Preliminary lower limb posture information；
The plantar pressure information for receiving the acquisition of patch type pliable pressure sensor obtains gait phase according to plantar pressure size
Information；
The switching moment of above-mentioned gait phase is modified according to the calibration action triggers moment, obtains revised gait phase
Position；
It carries out returning to zero correction using joint angles curve of the revised gait phase to each gait cycle, obtains accurate people
Body lower extremity movement sensing results.
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| CN114158794A (en) * | 2021-12-03 | 2022-03-11 | 同济大学 | Run appearance monitoring sports pants based on tensile sensing |
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| CN110706545A (en) * | 2019-10-24 | 2020-01-17 | 西安交通大学医学院第二附属医院 | Intracardiac branch of academic or vocational study operation simulation training system |
| CN112336339A (en) * | 2020-11-02 | 2021-02-09 | 青岛大学 | Knee joint stress monitoring sport pants based on flexible sensing |
| CN114100104A (en) * | 2021-11-12 | 2022-03-01 | 香港大学深圳医院 | Training record reminding device and motion detection equipment |
| CN114158794A (en) * | 2021-12-03 | 2022-03-11 | 同济大学 | Run appearance monitoring sports pants based on tensile sensing |
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