CN106166069A - The microsensor of a kind of myoelectricity collection amplification and sensor-based training method - Google Patents
The microsensor of a kind of myoelectricity collection amplification and sensor-based training method Download PDFInfo
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- CN106166069A CN106166069A CN201610519392.1A CN201610519392A CN106166069A CN 106166069 A CN106166069 A CN 106166069A CN 201610519392 A CN201610519392 A CN 201610519392A CN 106166069 A CN106166069 A CN 106166069A
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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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
- A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
- A61B5/296—Bioelectric electrodes therefor specially adapted for particular uses for 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
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
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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
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7225—Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation
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Abstract
The microsensor that a kind of myoelectricity collection that the present invention relates to is amplified belongs to myoelectric signal collection apparatus, it includes electromyographic signal collection electrode, signal processing module, analog-to-digital conversion module, modulate emission module and display module, described myoelectricity acquisition electrode electrically connects with signal processing module, described signal processing module includes suppressing Radio frequency interference circuit, three-stage amplifier, full-wave rectifying circuit, filter circuit, signal processing module electrically connects with analog-to-digital conversion module, analog-to-digital conversion module electrically connects with modulate emission module, display module is provided with Bluetooth Receiver, display module receives, by Bluetooth Receiver, the signal that modulate emission module sends.The microsensor that the myoelectricity collection that the present invention relates to is amplified the game on combining display panel can carry out the rehabilitation training of muscle, increase the interest of muscular training, and sensor is without connecting line, it is to avoid when experimenter tests, various lines of leading connect the constraint caused.
Description
Technical field
The present invention relates to a kind of myoelectric signal collection apparatus, particularly relate to the microsensor that a kind of myoelectricity collection is amplified,
The invention also discloses muscular recuperation training method based on this sensor.
Background technology
Along with neuromedicine, motion and health science, the development of rehabilitation engineering, people increasingly pay attention to using surface myoelectric
Muscle function state is evaluated by signal detecting method.The instrument used clinically includes rehabilitation training instrument, rehabilitation machine
People, it is common that use disposable wet electrode to separate with sensor, uses conducting wire to be attached during collection.Human skeletal muscle is numerous
Many and complicated in the mistake of muscle position, need to compare collection point and repeated measurement can be carried out accurately during detection.Wet electrode needs to lead
Electricity cream or normal saline reduce contact impedance with contact skin, cause electrode easily because moving and produce motion artifact, every time
Placement location is susceptible to deviation, is difficult to a collection point duplicate detection.Additionally, traditional conducting wire connects, man-machine
Mutual realization is the most not convenient, and experimenter needs to bind a lot of conducting wire, is unfavorable for the significantly action of experimenter, and easily
Produce Hz noise, and this equipment there is also device volume relatively greatly, heavier-weight, not readily portable, use above-mentioned rehabilitation training
Equipment carries out rehabilitation training and there is the shortcomings such as efficiency is low, dull in content, evaluation index is the most accurate.
For wet electrode adverse effect, occur in that all kinds of array-type electrode at present, but array-type electrode not only can not be accurate
Gather single muscle, and extremity can only be worn on, involve great expense.
There is the problems such as efficiency is low, dull in content for above-mentioned rehabilitation training in Chinese patent CN 102989124 B, open
A kind of Portable limbs exercise rehabilitation training device, the software section of this device includes: rehabilitation game algorithm module, rehabilitation trip
Play action display module, rehabilitation game background display module, rehabilitation game content display module and score evaluation module.This rehabilitation
Training system terminal with compact integral structure, easily operates, and the limbs undergone training can be in three-dimensional motion, it is not necessary to be confined to put down
Face, training content enriches, and man-machine interaction is strong.But the stay wire sensor in this kind of training devices is elongated according to bracing wire
Length variable quantity exports as sensor, and this is accomplished by being fixed sensor one end, and the other end is connected with limbs, this side
Formula can't completely disengage from assistive device and bring constraint sense to trainer.
Summary of the invention
Present invention aims to the defect that above-mentioned rehabilitation training instrument exists, relate to one and there is wireless penetration, behaviour
Make simple, the most stable transmission can be carried out, microsensor that myoelectricity collection that volume is little is amplified, use this microsensor
Region muscle training method training content enriches, and owing to equipment is wireless, can avoid experimenter's bundle that when testing, the connection of various wires causes
Tie up.
For the attainment of one's purpose, the technical scheme that the present invention provides is:
The microsensor that a kind of myoelectricity collection that the present invention relates to is amplified, it is characterised in that: it includes that electromyographic signal is adopted
Colelctor electrode, signal processing module, analog-to-digital conversion module, modulate emission module and display module, described myoelectricity acquisition electrode with
Signal processing module electrically connects, and described signal processing module includes suppressing Radio frequency interference circuit, three-stage amplifier, all-wave whole
Current circuit, filter circuit, signal processing module electrically connects with analog-to-digital conversion module, analog-to-digital conversion module and modulate emission module electricity
Connecting, display module is provided with Bluetooth Receiver, and display module receives, by Bluetooth Receiver, the letter that modulate emission module sends
Number.
Preferably, described myoelectricity acquisition electrode uses dry electrode, and dry electrode includes three pieces of polished corrosion resistant plates, no
Rust plate size is 8 × 4 × 3mm, and dry electrode embeds in sensor, and sensor surface 0.9mm～1.1mm is exposed on surface.
Preferably, described two pieces of corrosion resistant plates therein are placed in parallel as differential electrode, spacing be 9.5～
10.5mm, another block corrosion resistant plate is placed in the position vertical with differential electrode as reference electrode, and spacing is 14.5～15.5mm.
The microsensor that above-mentioned myoelectricity collection is amplified can with six axle gyro sensors with the use of, on display floater
Bluetooth Receiver can receive simultaneously myoelectricity collection amplify microsensor and six axle gyro sensors occur signal.
A kind of method that microsensor amplified based on the myoelectricity collection described in claim 1 carries out rehabilitation training includes
Following steps:
(1) sensor is directly fixed on muscle surface to be measured, startup display module, display module game replaying picture,
Trainer is according to game picture motion muscle to be measured；
(2) myoelectricity acquisition electrode gathers electromyographic signal, and transmits a signal to signal processing module；
(3) suppression Radio frequency interference circuit is used for suppressing electromagnetic interference, and three-stage amplifier is carried out by the resistance in circuit
The regulation of first order amplification, carries out second level amplification after high-pass filtering, carry out third level amplification, rectified current after low-pass filtering
Road is converted into the circuit of single direction electric current exchange, and filter circuit is used for smoothing sampled data, and the sampled data after smoothing passes
It is defeated by analog-to-digital conversion module；
(4) analogue signal is converted into digital signal and is transferred to modulate emission module by analog-to-digital conversion module；
(5) signal come from analog digital conversion is modulated by modulate emission module, is then entered by wireless blue tooth mode
Row is launched；
(6) Bluetooth Receiver on display module receives signal, and the appointment that this signal is converted in game picture is moved
Make, it is achieved the clearance of game.
Preferably, described sensor is fixed on suffering limb by bandage or medical viscose glue.
The technical scheme using the present invention to provide, compared with prior art, has the advantages that
The muscular recuperation training equipment that the microsensor of the myoelectricity collection amplification that the present invention relates to is more traditional is compared, can be straight
Connect and be affixed on muscle surface to be measured, and be not only limited to the skeletal muscle surface of extremity or bulk；Acquisition electrode is closed with sensor
Two be one, it is to avoid when experimenter tests, various lines of leading connect the constraint caused；Sensor uses wireless indigo plant with display floater
Tooth connected mode, this wireless penetration multi-faceted can significantly carry out muscle testing to experimenter and create condition, rehabilitation training side
Formula can combine with game, adds the interest of rehabilitation training.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the microsensor that myoelectricity collection of the present invention is amplified.
Detailed description of the invention
For further appreciating that present disclosure, the present invention is described in detail in conjunction with the embodiments, and following example are used for
The present invention is described, but is not limited to the scope of the present invention.
Embodiment one
The microsensor that a kind of myoelectricity collection that the present invention relates to is amplified includes electromyographic signal collection electrode, signal processing
Module, analog-to-digital conversion module, modulate emission module and display module, described myoelectricity acquisition electrode is used for gathering myoelectricity, and will
Signal is transferred to signal processing module, and myoelectricity acquisition electrode uses dry electrode, and dry electrode includes three pieces of polished corrosion resistant plates,
Corrosion resistant plate size is 8 × 4 × 3mm, and two pieces of corrosion resistant plates therein are placed in parallel as differential electrode, and spacing is 10mm, separately
One piece of corrosion resistant plate is placed in the position vertical with differential electrode as reference electrode, and spacing is 15mm, and dry electrode embeds sensor
In, sensor surface 1.0mm is exposed on surface.Myoelectricity acquisition electrode electrically connects with signal processing module, and signal processing module includes
Suppression Radio frequency interference circuit, three-stage amplifier, full-wave rectifying circuit, filter circuit, suppression Radio frequency interference circuit is used for suppressing
Electromagnetic interference, three-stage amplifier amplifies for signal, and rectification circuit is converted into the circuit of single direction electric current exchange, two grades
Low-pass filter circuit is then used for smoothing sampled data.Signal processing module electrically connects with analog-to-digital conversion module, analog-to-digital conversion module
Electrically connecting with modulate emission module, display module is provided with Bluetooth Receiver, and display module receives modulation by Bluetooth Receiver
The signal that transmitter module sends.
A kind of microsensor using above-mentioned myoelectricity collection to amplify carries out the method for rehabilitation training and comprises the following steps:
Step one: by bandage or medical viscose glue, multiple sensors are fixed on suffering limb muscle surface to be measured, starts display
Module, display module game replaying picture, trainer is according to game picture motion muscle to be measured；
Step 2: in motor process, myoelectricity acquisition electrode gathers electromyographic signal, and transmits a signal to signal processing module；
Step 3: suppression Radio frequency interference circuit is used for suppressing electromagnetic interference, and three-stage amplifier is by the resistance in circuit
Carry out the regulation of first order amplification, after high-pass filtering, carry out second level amplification, after low-pass filtering, carry out third level amplification, whole
Current circuit is converted into the circuit of single direction electric current exchange, and filter circuit is used for smoothing sampled data, the hits after smoothing
According to being transferred to analog-to-digital conversion module；
Step 4: analogue signal is converted into digital signal and is transferred to modulate emission module by analog-to-digital conversion module；
Step 5: the signal come from analog digital conversion is modulated by modulate emission module, then by wireless blue tooth side
Formula is launched；
Step 6: the Bluetooth Receiver on display module receives the signal that multiple sensors send, and is converted by this signal
For the required movement in game picture, such as jump action, it is achieved the required movement of jump across obstacles in game.
Embodiment two
The structure of the sensor of the present embodiment is identical with embodiment one, and its difference is: during use, the present invention related to
And sensor coordinate six axle gyro sensors to be used together, display module receives six axle gyros by Bluetooth Receiver simultaneously
The signal that instrument sensor and microsensor send, completes the actions such as the cutting-up in game, carrying.
Above in association with embodiment, the present invention is described in detail, but described content has been only the preferable enforcement of the present invention
Example, it is impossible to be considered the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement
Deng, within the patent covering scope of the present invention all should be still fallen within.
Claims (5)
1. the microsensor that a myoelectricity collection is amplified, it is characterised in that: it includes signal myoelectricity acquisition electrode, signal processing
Module, analog-to-digital conversion module, modulate emission module and display module, described myoelectricity acquisition electrode is electrically connected with signal processing module
Connecing, described signal processing module includes suppressing Radio frequency interference circuit, three-stage amplifier, full-wave rectifying circuit, filter circuit,
Signal processing module electrically connects with analog-to-digital conversion module, and analog-to-digital conversion module electrically connects with modulate emission module, on display module
Being provided with Bluetooth Receiver, display module receives, by Bluetooth Receiver, the signal that modulate emission module sends.
The microsensor that myoelectricity collection the most according to claim 1 is amplified, it is characterised in that: described myoelectricity gathers electricity
Pole uses dry electrode, and dry electrode includes three pieces of polished corrosion resistant plates, and corrosion resistant plate size is 8 × 4 × 3mm, and dry electrode is embedding
Entering in sensor, sensor surface 0.9mm～1.1mm is exposed on surface.
The microsensor that myoelectricity collection the most according to claim 2 is amplified, it is characterised in that: described two pieces therein
Corrosion resistant plate is placed in parallel as differential electrode, and spacing is 9.5～10.5mm, and another block corrosion resistant plate is placed in as reference electrode
The position vertical with differential electrode, spacing is 14.5～15.5mm.
4. the method that the microsensor amplified based on the myoelectricity collection described in claim 1 carries out rehabilitation training, it is special
Levy and be: it comprises the following steps:
(1) sensor is directly fixed on muscle surface to be measured, starts display module, display module game replaying picture, training
Person is according to game picture motion muscle to be measured；
(2) myoelectricity acquisition electrode gathers electromyographic signal, and transmits a signal to signal processing module；
(3) suppression Radio frequency interference circuit is used for suppressing electromagnetic interference, and three-stage amplifier carries out first by the resistance in circuit
The regulation of level amplification, carries out second level amplification, carries out third level amplification, rectification circuit handle after low-pass filtering after high-pass filtering
Exchange is converted into the circuit of single direction electric current, and filter circuit is used for smoothing sampled data, and the sampled data after smoothing is transferred to
Analog-to-digital conversion module；
(4) analogue signal is converted into digital signal and is transferred to modulate emission module by analog-to-digital conversion module；
(5) signal come from analog digital conversion is modulated by modulate emission module, then carries out sending out by wireless blue tooth mode
Penetrate；
(6) Bluetooth Receiver on display module receives signal, and the required movement being converted in game picture by this signal, real
The clearance now played.
The method that the microsensor amplified based on myoelectricity collection the most according to claim 4 carries out rehabilitation training, it is special
Levy and be: described sensor is fixed on suffering limb by bandage or medical viscose glue.
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| CN201610519392.1A CN106166069A (en) | 2016-07-05 | 2016-07-05 | The microsensor of a kind of myoelectricity collection amplification and sensor-based training method |
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| CN201610519392.1A CN106166069A (en) | 2016-07-05 | 2016-07-05 | The microsensor of a kind of myoelectricity collection amplification and sensor-based training method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108227905A (en) * | 2016-12-21 | 2018-06-29 | 上海健康医学院 | A kind of Gamecontrol system based on surface electromyogram signal |
| CN109464144A (en) * | 2018-12-25 | 2019-03-15 | 东莞晋杨电子有限公司 | A kind of hand-held myoelectricity acquisition device |
| CN110038272A (en) * | 2019-04-16 | 2019-07-23 | 深圳市康美生科技有限公司 | A kind of application method of biofeedback and electric stimulation therapeutic apparatus |
| CN110353678A (en) * | 2019-07-10 | 2019-10-22 | 南开大学 | A kind of waterproof electromyography signal sensor based on electric silica gel |
| CN111714123A (en) * | 2020-07-22 | 2020-09-29 | 华南理工大学 | System and method for detecting human body waist and back surface electromyographic signals |
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| CN111714123A (en) * | 2020-07-22 | 2020-09-29 | 华南理工大学 | System and method for detecting human body waist and back surface electromyographic signals |
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