CN110227237A - A kind of lower limb rehabilitation training device and method - Google Patents
A kind of lower limb rehabilitation training device and method Download PDFInfo
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- CN110227237A CN110227237A CN201910442713.6A CN201910442713A CN110227237A CN 110227237 A CN110227237 A CN 110227237A CN 201910442713 A CN201910442713 A CN 201910442713A CN 110227237 A CN110227237 A CN 110227237A
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- air pump
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B24/00—Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
- A63B24/0062—Monitoring athletic performances, e.g. for determining the work of a user on an exercise apparatus, the completed jogging or cycling distance
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B24/00—Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
- A63B24/0062—Monitoring athletic performances, e.g. for determining the work of a user on an exercise apparatus, the completed jogging or cycling distance
- A63B2024/0065—Evaluating the fitness, e.g. fitness level or fitness index
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/62—Time or time measurement used for time reference, time stamp, master time or clock signal
Abstract
The invention discloses a kind of lower limb rehabilitation training device and methods, including execution module, measurement module and control module；The execution module includes air inlet air pump, is vented air pump and air bag, and the air bag is connected by gas circuit with air inlet air pump and exhaust air pump；The measurement module includes gas pressure sensor, and the gas pressure sensor is connected in gas circuit；The control module includes controller, and the controller receives the signal of gas pressure sensor to control air inlet air pump and exhaust air pump work, to control air pressure in air bag.The present invention provides gasbag pressure value online acquisition and real-time control, pressure control precision is set to meet sets requirement, when there is abnormal pressure value, it can adjust back at the appointed time in preset value allowed band, to make patient safety that BFR training be effectively performed, lower limb ischemia and muscle damage caused by preventing from being caused due to hypertrophy gasbag pressure to increase are avoided since training effect weakens even invalid drawback caused by air pressure is relatively low.
Description
Technical field
The present invention relates to medical rehabilitation instrument, in particular to a kind of lower limb rehabilitation training device and method.
Background technique
Determine that the fundamental factor of skeletal muscle mass is typically considered the synthesis for promoting protein using muscle tone.It is modern
Sports science suggests using more than 70% resistance of human body largest motion intensity usually to be trained to increase muscle, relatively
For, maintain existing muscle strength and quality to be also required to the training of certain load, prolonged zero load or low load condition meeting
Lead to the disuse atrophy of muscle.
Due to the influence of China's traditional medical culture and not popularizing for postoperative rehabilitation concept, the health of present country's patient with bone fracture
This dependence of complex radical bed is rested and reduction activity, and this just easily causes muscular atrophy and functional deterioration.For the trouble of bone injury
For person, in movement or agglutination caused by pain will lead to patient and can not guarantee flesh using the training of enough loads
Meat intensity meets the load for maintaining the training of muscle strength to generate and is possible to the skeletal tissue for causing restoring and joint
Discomfort, or even rehabilitation is hindered, lead to the recurrence of bone fracture or causes new disease.These reasons all make patient after bone wound recovering
It needs the time also to carry out the recovery of muscle, extends convalescence.
The 1980s mid-term, the clear doctor (Kaatsu Training) of Japanese assistant rattan justice proposes by limbs
Proximal part carry out pressurization to limit the pressurizing muscle coaching method of distal end blood flow, referred to as blood flow lambda limiting process
(Blood Flow Restriction, abbreviation BFR).At the beginning of proposition, this achievement has been applied in fitness training,
The purposes of medical aspect, which has also had stepped through clinic, to be proved: can also be under conditions of BFR, under lower mechanical load
Cause muscle growth.Therefore, BFR technology is used to not being normally carried out because of bone fracture with the patient that enough loads are taken exercise, by pole
Because muscular atrophy bring does not accommodate the greatly shortening muscle recovery phase after the earth reduction Rehabilitation.
But the application to this technology domestic at present rests on the elementary step, i.e., most of application rests on body-building
Field, and be mostly external movement brand.The country only has a small number of large hospitals to the medical application of this technology and attempts,
It is not widely applied, does not popularize.In contrast, the eighties in last century in beauty, Deng developed country is just with exercise industry
Application be the beginning, attention is generated to the medical application of technique, is allowed to progress into medical industry, it is normal for that can not carry out
Trained patient provides great help.
External research mainly for joint disease and hypertensive patient training, such as: Cam Koch and Natalie
Glass is randomly divided into two groups using same training load to 45 women, wherein one group is normally trained, another group uses BFR
Training, experiment the result shows that: the BMI index of training group by BFR method than the training group without BFR after a certain time
It is more nearly the normal value of standard, that is, demonstrates BFR for the effect of muscular training；Canadian Loenneke et al et al.
It has done for because what chronic ankle unstability generated can not carry out conventional training because of the pain sensation and joint intensity and keep muscle strong
The research of the BFR training method of degree has obtained the preferable conclusion of BFR training effect under same load.
But what above-mentioned external experiment generallyd use is that Canadian Delfi Medical Innovation company is given birth to
The #9-2200-001-PTS II Tourniquet Sys Single Portable Ea money tourniquet platform of production.The country for
The application of BFR technology is often used tighter elastic webbing and carries out, can not measure mostly to pressure.Some hospitals use class
Pressurize like the medical tourniquet of traditional gasbag-type sphygmomanometer to achieve the purpose that control blood pressure, but pressure according to
It by range estimation, by doctor and the artificial control of patient, and gives clinical trial and is trained, automation and intelligence degree are lower.
In conclusion at present both at home and abroad without carry out lower limb BFR training special instrument, Duo Shiyong brace type bandage replacement, no matter gas
Bag pressure power phenotype or electronic survey die mould, only possible that pressure is implemented to observe, the but real-time control effect without air pressure.
Therefore, the invention proposes it is a kind of can real-time monitoring and the device and method that control bandage air pressure, make the health of patient
Multiple training process is more stably and controllable, to promote rehabilitation effect.
Summary of the invention
The purpose of the present invention is overcoming deficiency in the prior art, it is based on BFR mode, is provided a kind of for lower limb rehabilitation
Intelligent portable Ergometric training device and method provide gasbag pressure value online acquisition and real-time control, make pressure control precision
Meet sets requirement, when there is abnormal pressure value, can adjust back at the appointed time in preset value allowed band, thus making to suffer from
Person safely and effectively carries out BFR training, prevents lower limb ischemia and flesh caused by causing gasbag pressure to increase due to hypertrophy
Meat damage, while also avoiding since training effect weakens even invalid drawback caused by air pressure is relatively low.It is filled using the present invention
Training is set, the convalescence of patient with bone fracture will be greatly shortened, it is made to restore normal life as early as possible.Meanwhile preset pressure value can be
It is adjusted as unit of 2mmHg in 50mmHg-150mmHg, facilitates different constitutions, the patient of the different conditions of the injury and different recoveries
Suitable training atmospheric pressure value is selected according to self-condition under doctor's guidance.One exhaust key of setting in the present invention, in training
After press exhaust button controller and will control exhaust air pump and evacuate air bag, avoid needing user of service manual using finishing
Squeeze the inconvenience of emptying air bag.
The technical scheme adopted by the invention is that: a kind of lower limb rehabilitation training device, comprising:
Execution module, the execution module include air inlet air pump, are vented air pump and air bag, the air bag are worn on user
Lower limb place to be trained, the air bag are connected by gas circuit with the air inlet air pump and the exhaust air pump；
Measurement module, the measurement module include gas pressure sensor, and the gas pressure sensor is connected to described
In gas circuit；And
Control module, the control module include controller, and the input terminal of the controller and the gas pressure sense
Device is connected, output end is connected with the air inlet air pump and the exhaust air pump, and the controller receives the gas pressure
The signal of sensor works to control the air inlet air pump and the exhaust air pump, to control air pressure in the air bag.
Further, the air pump air inlet of the exhaust air pump is connected with the gas circuit, the air pump of the exhaust air pump
Gas outlet is connected with the external world；It is provided with gas valve on the air pump gas outlet and extraneous connecting pipeline, to avoid described
The gas leakage generated when air pressure is higher than ambient pressure in air bag via the exhaust air pump channel, the gas valve and the control
The output end of device is connected.
Further, crystal oscillator clock and voice module built in the controller, the PWM wave generated by the crystal oscillator clock
The air inlet air pump and the exhaust air pump are controlled, meanwhile, the training time of user is recorded by the crystal oscillator clock；Pass through
The voice module issues voice prompting to user.
Further, the control module further includes instrument box, and display screen is provided on the instrument box, adjusts default gas
Key is pressed, key is vented and power switch, the display screen is connected with the output end of the controller, it is described to adjust default gas
It presses key and the exhaust key is connected with the input terminal of the controller.
Further, the control module further includes wireless telecom equipment, the wireless telecom equipment and the controller
It is connected by wireless signal, user can check training data by the wireless telecom equipment.
It is of the present invention another solution is that a kind of lower limb rehabilitation training method, using such as preceding claim
Lower limb rehabilitation training device, comprising the following steps:
Step 1, user wears above-mentioned lower limb rehabilitation training device；
Step 2, the controller controls the air inlet air pump and is inflated to the air bag and passes through the gas pressure
Sensor monitors the intracapsular pressure in real time, stops inflation when the intracapsular pressure reaches setting value, and to user
Send voice prompting；
Step 3, in user's training process, the controller is by the gas pressure sensor in the air bag
Pressure is monitored in real time, the intracapsular pressure moment is compared with the allowed band of preset value, when in the air bag
When pressure exceeds the allowed band of preset value, the controller controls the air inlet air pump and exhaust air pump, makes described
Intracapsular pressure is reverted within the set time in the allowed band of preset value, until user's training finishes.
Further, in step 3, when the intracapsular pressure exceeds the allowed band of preset value, the controller pair
Current gas pressure value and the deviation of preset value are judged:
When inclined absolute value of the difference is greater than 10mmHg, the controller is issued described in the PWM wave control that duty ratio is 75%
Air inlet air pump is inflated or is controlled rapidly the exhaust air pump to the air bag and is vented rapidly to the air bag；
When inclined absolute value of the difference is less than 3mmHg, the controller issue PWM wave control that duty ratio is 25% it is described into
Gas air pump is slowly inflated or is controlled the exhaust air pump to the air bag and is slowly vented to the air bag；
When inclined absolute value of the difference is more than or equal to 3mmHg and is less than or equal to 10mmHg, the controller issues duty ratio and is
The PWM wave of x% controls the air inlet air pump and the air bag is inflated or is controlled the exhaust air pump to air bag progress
Exhaust, wherein
Further, in step 3,
It is higher than the upper limit value of preset value allowed band for the intracapsular pressure, then operation, the control is exhausted
Device controls the gas valve and opens, and is simultaneously emitted by PWM wave and controls the exhaust air pump work, in the effect of the exhaust air pump
Under, the external world is discharged in gas from the air bag, reduces the intracapsular pressure；
It is lower than the lower limit value of preset value allowed band for the intracapsular pressure, then intake operation is carried out, at this point, described
Gas valve is in close state, and the air pump gas outlet for blocking the exhaust air pump avoids gas leakage, meanwhile, the controller issues
PWM wave controls the air inlet air pump work, and under the action of the air inlet air pump, gas is entered the air bag from the external world, makes
The intracapsular pressure is promoted.
Further, in step 3, after user's training, the controller sends data to wireless communication and sets
Standby, user can check training data in the wireless telecom equipment.
The beneficial effects of the present invention are:
(1) excess pressure will cause lower limb ischemia in training process and cause muscle damage when training, and crosses low pressure and then may be used
Training effect caused by energy weakens even invalid.Hypertrophy diastole can also cause air bag variation to cause in training process simultaneously
Deleterious situation is stated, so, it is very necessary for carrying out real-time measurement and control to the pressure of air bag.In the present invention, air bag
It is connected respectively by being vented air pump with air inlet air pump with the external world, the air pressure in the air bag being banded on limbs is kept to be in ideal pressure
Near power, and by monitoring and control system the actual value of air pressure is kept within the allowable range, because suffering from BFR medical training
The training action of person be it is slow and continuous, the control speed of this patent muscular strength band is much smaller than a training action period
The atmospheric pressure value that will transfinite in time is adjusted into preset value allowed band.
(2) in the present invention, hardware system is measured and is controlled by the software systems in controller, trouble will be banded in
Gasbag pressure control on person's limbs carries out BFR training under pressure limit the most safe and effective always in ideal value,
With reach training effect, shorten patient with bone fracture it is convalescent simultaneously, reduce the generation of complication.
(3) in the present invention, pressure value can be selected, and air bag can also be for the difference using position and training method
It is replaced, simple data storage can be carried out on training device screen, is reviewed, while training device can be by training data
(time span, selection atmospheric pressure value etc.) is real-time transmitted in wireless telecom equipment (such as smart phone), convenient for users to logarithm
Be uploaded to doctor end according to being checked, while by this data, doctor can by the therapy rehabilitation process data of patient as a reference to
It instructs patient to carry out next training, there is actual application value.
Detailed description of the invention
Fig. 1 is a kind of lower limb rehabilitation training device schematic illustration of the present invention.
Fig. 2 is that a kind of lower limb rehabilitation training device of the present invention uses schematic illustration.
Fig. 3 is a kind of lower limb rehabilitation training device structural schematic diagram of the present invention.
Fig. 4 is gas pressure control logic schematic diagram of the present invention.
Attached drawing mark: 1- air bag；2- air inlet air pump；3- is vented air pump；4- gas circuit；5- gas pressure sensor；6- control
Device；7- gas valve；8- wireless telecom equipment；9- control device；
11- air bag liner, 12- air bag packet；
31- air pump air inlet, 32- air pump gas outlet；
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing
Detailed description are as follows:
As shown in attached Fig. 1 to Fig. 4, a kind of lower limb rehabilitation training device, by gas pressure sensor 5 and its support circuit group
At measurement module；The control module of the compositions such as controller 6, instrument box, wireless telecom equipment 8 and support circuit；And air bag
1, the execution module three parts composition that air inlet air pump 2, exhaust air pump 3, gas valve 7 form.
The air bag 1 is worn on user's lower limb place to be trained, the air bag 1 by gas circuit 4 and the air inlet air pump 2 and
The exhaust air pump 3 is connected, and, the gas pressure sensor 5 is connected in the gas circuit 4.The gas of the exhaust air pump 3
Pump steam inlet 31 is connected with the gas circuit 4, and the air pump gas outlet 32 of the exhaust air pump 3 is connected with the external world；The air pump
Gas valve 7 is provided on gas outlet 32 and extraneous connecting pipeline.
Crystal oscillator clock and voice module built in the controller 6, described in the PWM wave control generated by the crystal oscillator clock
Air inlet air pump 2 and the exhaust air pump 3, meanwhile, the training time of user is recorded by the crystal oscillator clock；In addition, passing through
The voice module issues voice prompting to user.It is provided with display screen on the instrument box, adjusts preset pressure key, row
Gas key and power switch.The input terminal of the controller 6 is pressed with the gas pressure sensor 5, the adjustment preset pressure
Key and the exhaust key be connected, output end and the air inlet air pump 2, the exhaust air pump 3, the gas valve 7 and institute
Display screen is stated to be connected.The controller 6 receives the signal of the gas pressure sensor 5 to control 2 He of air inlet air pump
The exhaust air pump 3 works, to control air pressure in the air bag 1.The wireless telecom equipment 8 passes through nothing with the controller 6
Line signal is connected, and user can check training data by the wireless telecom equipment 8.
1) as shown in Figure 1, the general effect that the present invention reaches is: the air bag 1 for being banded in limbs passes through an air inlet gas
Pump 2 is connected with the external world, and when pressure is lower than ideal value in the air bag 1, the air inlet air pump 2 is run, and carries out to the air bag 1
Tonifying Qi pressurization；When human muscle tightens in training process, compressing is generated to the air bag 1,1 pressure of air bag is caused to be higher than reason
Want to be worth, be outwardly vented from the air bag 1 by being vented air pump 3 at this time, to reduce the air pressure in the air bag 1.Consider
To the design feature of exhaust air pump 3 itself, therefore a gas trap is added in the air pump gas outlet 32 of the exhaust air pump 3 in designing
Door 7, the gas leakage generated when being higher than ambient pressure to avoid air pressure in the air bag 1 via exhaust 3 channel of air pump.Pass through this
Principle, which has reached, carries out intelligent control to pressure in air bag 1, is allowed to be maintained at a certain range of effect for being conducive to BFR training
Fruit.The air inlet air pump 2, exhaust air pump 3 and gas valve 7 constitute control device 9 of the invention.
2) comprehensively consider functional and practicability and make design to the size of air bag 1: one side width should smaller be to make pair
In the pressure uniform, controllable of limbs, another aspect width does not answer the too small sense of discomfort to reduce wearing, and in summary two o'clock is final
The size for designing the air bag 1 is 90 × 8cm.
As shown in Fig. 2, starting the present apparatus, at this time gas after the air bag 1 is correctly worn on limbs by user
Pressure sensor 5 will start to work.The size of gas pressure sensor 5 selected by the present invention be 10.3mm × 7mm ×
9.5mm meets the requirement needed to be encapsulated in inside the instrument box.The gas pressure sensor 5 can measuring pressure range-
34.47~+34.47kPa (- 258.525mmHg~+258.525mmHg), the pressure limit for the measurement that suits the requirements.The gas
5 read output signal of pressure sensor is differential signal, and precision is higher and analyzes it and compares convenient for controller 6.The gas
5 response speed of pressure sensor meets the requirement read in real time to air pressure in air bag 1, can be supervised in real time to pressure
It surveys to realize real-time control.Wherein, the gas pressure sensor 5, controller 6, air inlet air pump 2, exhaust air pump 3 and gas
Body valve 7 is encapsulated in inside the instrument box, it can be achieved that the requirement of portability, the appearance of the instrument box are the controller
6 display screen and the power switch for adjusting preset pressure key, exhaust key and device entirety.The adjustment preset pressure
Key and the exhaust key are connected with the controller 6, and the adjustment preset pressure key includes two keys, respectively
"+2mmHg " key and " -2mmHg " key；When detecting "+2mmHg " by key pressing, preset pressure value will be on existing basis
Upper increase 2mmHg；When detecting " -2mmHg " by key pressing, preset pressure value will reduce 2mmHg on the basis of existing, change
Using 150mmHg as the upper limit, 50mmHg is lower limit for the operation of preset pressure value, to avoid air pressure is too low and training is invalid or air pressure
Height injury user.The instrument box friendly interface is easy to operate, uses convenient for the doctor and patient of no industry science and programming background.
3) as shown in figure 3, being 1 view in transverse section of air bag, illustrate 1 internal structure of air bag, the air bag 1 includes
The air bag packet 12 made of the pro-skins material such as canvas and the air bag liner 11 made of rubber material.By the gas pressure when work
The atmospheric pressure value that force snesor 5 is read out is transmitted back to the controller 6 and is compared with preset standard value, is produced according to comparison result
Operation signal is given birth to control the air inlet air pump 2 or exhaust air pump 3, by the air inlet air pump 2 or exhaust air pump 3 for described
Air pressure, which carries out control, in air bag 1 can effectively avoid with slow because of benefit/exhaust velocity that pressure difference is smaller and generates when Air Valve Control
The shortcomings that.
3 ') desired pressure value is preset when comparison result is higher than for pressure in the air bag 1, then operation will be exhausted,
On gas valve 7 after outer plus control electric field, the gas valve 7 is in the open state, in the effect of the exhaust air pump 3
Under, the external world is discharged in gas from the air bag 1, makes pressure reduction in the air bag 1.
3 ") as being that pressure is lower than preset desired pressure value in air bag 1 when comparison result, when there is no DC Electric Field
When, the gas valve 7 is in close state, and is blocked the air pump gas outlet 32 of the exhaust air pump 3, is avoided gas leakage.
After completing training process, detailed training data can be sent to the wireless communication such as smart phone by the controller 6
Equipment 8 can check training data (training time and select atmospheric pressure value etc.) in patient's wireless telecom equipment 8, and can count this
According to being sent at doctor, doctor is understood by reference to rehabilitation situation of this data to patient, instructs the further health of patient
Refreshment is practiced.The inconvenience for eliminating patient's further consultation repeatedly, improves the real-time that doctor grasps rehabilitation situation, facilitates patient
Rehabilitation.
4) as shown in figure 4, realizing that the means controlled the gas pressure intensity in the air bag 1 are to control the inflow of gas
And outflow, to make gas pressure in the air bag 1 always in the range of wanting to keep.
In general, control is to control the amount of its internal gas accommodated to the mode of the gas in container pressure of constant volume.
In the present invention, 1 pressure of air bag is controlled by way of supplementing with gas bleeding.It is controlled by A/D conversion
The requirement of control speed can be met while reaching compared with high control precision by making the air inlet air pump 2 or being vented air pump 3.
Above-mentioned 3 '), 3 ") described in exhaust, tonifying Qi process can all be controlled by controlling the difference of voltage it is described into
For the running speed of gas air pump 2 and exhaust air pump 3 to control air velocity, it is inclined with preset value to reach actual pressure with this
From it is big when quickly benefit/exhaust, deviate hour at a slow speed, the effect of accurate benefit/exhaust is realized to the intelligent control of 1 pressure of air bag.
A kind of lower limb rehabilitation training method, using above-mentioned lower limb rehabilitation training device, comprising the following steps:
Step 1, user wears above-mentioned lower limb rehabilitation training device, starts the present apparatus；
Step 2, the controller 6 controls the air inlet air pump 2 and is inflated to the air bag 1 and by the gas pressure
Force snesor 5 monitors pressure in the air bag 1 in real time, stops inflation when pressure reaches setting value in the air bag 1, and to making
User, which sends voice prompting, can start to be trained.
Step 3, in user's training process, the controller 6 is by the gas pressure sensor 5 to the air bag
Pressure is monitored in real time in 1, the pressure moment in the air bag 1 is compared with the allowed band of preset value, when the gas
When pressure exceeds the allowed band of preset value in capsule 1, by software systems in the controller 6 and preset algorithm to it is described into
Gas air pump 2 and exhaust air pump 3 are controlled, and pressure in the air bag 1 is made to revert to the permission model of preset value within the set time
In enclosing, until user's training finishes.
Wherein, the software systems, when the gas pressure sensor 5 monitors that pressure value exceeds in the air bag 1
When the allowed band of preset value, the controller 6 judges that the deviation of current gas pressure value and preset pressure value, described is pre-
Imputation method uses suitable control amount for different air pressure deviation values, to reach accurate purpose；It is specific as follows:
When inclined absolute value of the difference is greater than 10mmHg, the controller 6 is issued described in the PWM wave control that duty ratio is 75%
The motor of air inlet air pump 2, which runs at high speed, is inflated or is controlled rapidly the motor high speed fortune of the exhaust air pump 3 to the air bag 1
Turn to be vented the air bag 1 rapidly；
When inclined absolute value of the difference is less than 3mmHg, the controller 6 is issued described in the PWM wave control that duty ratio is 25%
The motor low speed that the exhaust air pump 3 was slowly inflated or controlled to the motor low-speed running of air inlet air pump 2 to the air bag 1 is transported
The air bag 1 is slowly vented；
When inclined absolute value of the difference is more than or equal to 3mmHg and is less than or equal to 10mmHg, the controller 6 issues duty ratio and is
The PWM wave of x% controls the air inlet air pump 2 and is inflated or controls the exhaust air pump 3 to the air bag 1 to the air bag 1
It is exhausted, wherein
It is higher than the upper limit value of preset value allowed band for pressure in the air bag 1, then operation, the control is exhausted
Device 6 controls the gas valve 7 and opens, and is simultaneously emitted by PWM wave and controls the work of exhaust air pump 3, in the exhaust air pump 3
Under effect, the external world is discharged in gas from the air bag 1, makes pressure reduction in the air bag 1；For pressure in the air bag 1
Lower than the lower limit value of preset value allowed band, then intake operation is carried out, at this point, the gas valve 7 is in close state, blocked
The air pump gas outlet 32 of the exhaust air pump 3 avoids gas leakage, meanwhile, the controller 6 issues PWM wave and controls the air inlet air pump
2 work, under the action of air inlet air pump 2, gas is entered the air bag 1 from the external world, proposes pressure in the air bag 1
It rises.Make pressure value in the air bag 1 that can restore normal range (NR) within the set time.
In the training process, apparatus of the present invention can carry out voice reminder according to the standard of standard exercise method, prompt to use
The amplitude and rhythm of training action and training that person should make, and can terminate according to the training method prompt user of science
Training avoided prolonged limb ischemia state from generating damage to muscle.Certain ginsengs can also be changed according to the selection of doctor
Number, realizes the training of specific purpose.
User can record the training datas such as training time, selection atmospheric pressure value while training, and to this
Data store and can be reviewed；Meanwhile after training, the controller 6 can send data to described
Wireless telecom equipment 8, user can check the training time in the wireless telecom equipment 8, select the training datas such as atmospheric pressure value.
The training time is obtained as the crystal oscillator clock built in the controller 6, has been inflated in the controller 6 to the air bag 1
Issued at and to user after starting training signal, the crystal oscillator clock starts timing, when user's training complete to press it is described
Timing terminates when being vented key, the training time that this period trains as this；And every time is recorded within the training time
Selected preset pressure value, preset pressure value are adjusted by the adjustment preset pressure key.Utilize this function, user
BFR training can be carried out from institute, only need to provide 8 store data inside of wireless telecom equipment to doctor to analyze in periodic review
Rehabilitation situation, and formulate next step rehabilitation scheme.
Although the preferred embodiment of the present invention is described above in conjunction with attached drawing, the invention is not limited to upper
The specific embodiment stated, the above mentioned embodiment is only schematical, be not it is restrictive, this field it is common
Technical staff under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, may be used also
By make it is many in the form of, within these are all belonged to the scope of protection of the present invention.
Claims (9)
1. a kind of lower limb rehabilitation training device characterized by comprising
Execution module, the execution module include air inlet air pump (2), are vented air pump (3) and air bag (1), and the air bag (1) is worn
At user's lower limb place to be trained, the air bag (1) passes through gas circuit (4) and the air inlet air pump (2) and the exhaust air pump (3)
It is connected；
Measurement module, the measurement module include gas pressure sensor (5), and the gas pressure sensor (5) is connected to institute
It states on gas circuit (4)；And
Control module, the control module include controller (6), and the input terminal and the gas pressure of the controller (6) pass
Sensor (5) is connected, output end is connected with the air inlet air pump (2) and the exhaust air pump (3), and the controller (6) connects
The signal of the gas pressure sensor (5) is received to control the air inlet air pump (2) and the exhaust air pump (3) work, with control
Make the air bag (1) interior air pressure.
2. a kind of lower limb rehabilitation training device according to claim 1, which is characterized in that the gas of exhaust air pump (3)
Pump steam inlet (31) is connected with the gas circuit (4), and the air pump gas outlet (32) of exhaust air pump (3) is connected with the external world；
Gas valve (7) are provided on the air pump gas outlet (32) and extraneous connecting pipeline, to avoid the air bag (1) interior air pressure
The gas leakage generated when higher than ambient pressure via exhaust air pump (3) channel, the gas valve (7) and the controller
(6) output end is connected.
3. a kind of lower limb rehabilitation training device according to claim 1, which is characterized in that brilliant built in the controller (6)
Shake clock and voice module, controls the air inlet air pump (2) and the exhaust air pump by the PWM wave that the crystal oscillator clock generates
(3), meanwhile, the training time of user is recorded by the crystal oscillator clock；Language is issued to user by the voice module
Sound prompt.
4. a kind of lower limb rehabilitation training device according to claim 1, which is characterized in that the control module further includes instrument
Device box is provided with display screen on the instrument box, adjusts preset pressure key, is vented key and power switch, the display screen
Be connected with the output end of the controller (6), the adjustment preset pressure key and the exhaust key with the control
The input terminal of device (6) is connected.
5. a kind of lower limb rehabilitation training device according to claim 1, which is characterized in that the control module further includes nothing
Line communication equipment (8), the wireless telecom equipment (8) are connected with the controller (6) by wireless signal, and user can lead to
It crosses the wireless telecom equipment (8) and checks training data.
6. a kind of lower limb rehabilitation training method, which is characterized in that using the lower limb rehabilitation as described in claim 1 to 5 any one
Training device, comprising the following steps:
Step 1, user wears the lower limb rehabilitation training device as described in claim 1 to 5 any one；
Step 2, the controller (6) controls the air inlet air pump (2) and is inflated to the air bag (1) and by the gas
Pressure sensor (5) monitors the interior pressure of the air bag (1) in real time, stops filling when the air bag (1) interior pressure reaches setting value
Gas, and voice prompting is sent to user；
Step 3, in user's training process, the controller (6) is by the gas pressure sensor (5) to the air bag
(1) interior pressure is monitored in real time, and the air bag (1) the interior pressure moment is compared with the allowed band of preset value, works as institute
When stating allowed band of air bag (1) the interior pressure beyond preset value, the controller (6) is to the air inlet air pump (2) and exhaust gas
Pump (3) is controlled, and reverts to the air bag (1) interior pressure within the set time in the allowed band of preset value, until making
User's training finishes.
7. a kind of lower limb rehabilitation training method according to claim 6, which is characterized in that in step 3, when the air bag
(1) when interior pressure exceeds the allowed band of preset value, the controller (6) sentences the deviation of current gas pressure value and preset value
It is disconnected:
When inclined absolute value of the difference is greater than 10mmHg, the controller (6) issue PWM wave control that duty ratio is 75% it is described into
Gas air pump (2) is inflated or is controlled rapidly the exhaust air pump (3) to the air bag (1) and carried out rapidly to the air bag (1)
Exhaust；
When inclined absolute value of the difference is less than 3mmHg, the controller (6) issue PWM wave control that duty ratio is 25% it is described into
Gas air pump (2) is slowly inflated or is controlled the exhaust air pump (3) to the air bag (1) and carried out slowly to the air bag (1)
Exhaust；
When inclined absolute value of the difference is more than or equal to 3mmHg and is less than or equal to 10mmHg, the controller (6) issues duty ratio and is
The PWM wave of x% controls the air inlet air pump (2) and is inflated or controls the exhaust air pump (3) to described to the air bag (1)
Air bag (1) is exhausted, wherein
8. a kind of lower limb rehabilitation training method according to claim 6, which is characterized in that in step 3,
It is higher than the upper limit value of preset value allowed band for the air bag (1) interior pressure, then operation, the controller is exhausted
(6) it controls the gas valve (7) to open, is simultaneously emitted by PWM wave and controls exhaust air pump (3) work, in the exhaust gas
Under the action of pumping (3), gas makes the air bag (1) interior pressure reduction by the discharge external world from the air bag (1)；
It is lower than the lower limit value of preset value allowed band for the air bag (1) interior pressure, then intake operation is carried out, at this point, described
Gas valve (7) is in close state, and the air pump gas outlet (32) for blocking exhaust air pump (3) avoids gas leakage, meanwhile, it is described
Controller (6) issues PWM wave and controls the air inlet air pump (2) work, under the action of air inlet air pump (2), gas by from
The external world enters the air bag (1), makes the air bag (1) interior boost in pressure.
9. a kind of lower limb rehabilitation training method according to claim 6, which is characterized in that in step 3, in user's training
After, the controller (6) sends data to wireless telecom equipment (8), and user can be in the wireless telecom equipment (8)
Inside check training data.
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| CN201910442713.6A CN110227237A (en) | 2019-05-25 | 2019-05-25 | A kind of lower limb rehabilitation training device and method |
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| CN112370027A (en) * | 2020-10-21 | 2021-02-19 | 天津大学 | Muscle training device and method based on pulse wave monitoring |
| CN113679375A (en) * | 2021-08-25 | 2021-11-23 | 军事科学院军事医学研究院环境医学与作业医学研究所 | Plantar pressure-based posterior crus muscle loss detection system |
| WO2022159058A3 (en) * | 2021-01-25 | 2023-02-02 | Süleyman Demi̇rel Üni̇versi̇tesi̇ | A device system with biofeedback for blood flow restricted exercises |
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Application publication date: 20190913 |