CN209347576U - A kind of Venous leg thrombus prevention and cure device - Google Patents
A kind of Venous leg thrombus prevention and cure device Download PDFInfo
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- CN209347576U CN209347576U CN201822214717.2U CN201822214717U CN209347576U CN 209347576 U CN209347576 U CN 209347576U CN 201822214717 U CN201822214717 U CN 201822214717U CN 209347576 U CN209347576 U CN 209347576U
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Abstract
The utility model discloses a kind of Venous leg thrombus prevention and cure devices, belong to medical instruments field, which includes that bag, pressurised airbag, gas circuit connecting pipe, heating device and external cord and prevention and treatment instrument are tied up in leg.The utility model carries out depth pressurization and diastole to human leg's blood vessel using three times' lifting air bag, strengthen blood circulation using heating device simultaneously, pass through default reasonable pressurization numerical value, forcing frequency and heating temperature, it can effectively avoid and slow down the formation of deep vein thrombosis, the device is easy to wearing, reliable performance, the design scheme that especially three air bags pressurize step by step, it can be ensured that the quick backflow of venous blood can be widely applied to clinical medical instrument.
Description
Technical field
The utility model belongs to medical instruments field, especially belongs to a kind of Venous leg thrombus prevention and cure device.
Background technique
Deep vain thrombosis (deep venous thrombosis, DVT) is clinical common disease, especially lower limb
DVT.DVT can threaten the life of patient, and sequelae seriously affects the ability to work of patient, or even disables.In the U.S., DVT bolt
Plug property disease is to come the common vascular diseases of third position, and disease incidence is only second to coronary heart disease and hypertension.In China, DVT embolism
Disease also common disease, frequently-occurring disease.
Wherein, lower limb vein thrombus formation is the common complication of art phase patient and long-term bedridden patients, is also apt to occur in
The healthy population to ride public transportation means for a long time.Lower limb vein thrombus will affect extremity motor function, lead to lower extremity swelling and distension, lower limb
Varication, ulcer, thrombus breaks loose can induce embolism, such as the infraction of pulmonary embolism, cerebral infarction, other organs, and serious person can cause
Life.For the generation for avoiding embolism, the formation for preventing lower limb vein thrombus is quite important.
It prevents and treats venous thromboembolism disease and generally uses drug therapy and physiotherapy, take operation to control when necessary
It treats, drug therapy and operative treatment side effect are big, and risk is high, and medical expense is high, and effect is poor；The method of physiotherapy has very
A variety of, wherein the prior art includes: to make the electrode signal stimulus method in treatment source using acoustic current-meter or DC current；High-frequency alternating
Uniform magnetic field or polymorphic strong rotary magnetic field and moving field interfere cure；Ultrasonic wave generates mechanical oscillation movement and fuel factor, life
Object effect smashes thrombus method；Fluctuate frequency spectrum therapy method；Electrolytic resonant method；Bioelectricity combining music cure；Nanometer laser treatment
Method；Health care prevention type medical elastic socks method；Intermittent pneumatic shuttle method etc., there are also pulsing, air pressure stimulates meridian point method, sees
State's utility model patent " painless human-body-channel cure instrument " (application number: 87101313 applyings date: 1987-03-12), Chinese utility model
Patent " blood circulation aid " (application number: 90103535.1 applyings date: 1990-05-18) is disclosed is a kind of promotion is quiet
Arteries and veins blood circle treatment instrument, action principle are to be transported to twine the airbag for spreading on affected part by the pulse compressed air of instrument generation
It is interior, periodical extruding is formed to affected part, venous blood flow is promoted to accelerate, enhances blood circulation, which stands for long campaigns
Or walking worker can prevent or treat lower limb disease, help to restore sportsman's limbs vigor, but in the utility model
Specific airbag geometry is not pointed out and how to increase the inflation/deflation rate of airbag, is reached and is increased affected part the frequency that squeezes and relax
The problems such as rate.In the prior art, more particularly in the pertinent literature of deep vein thrombosis therapeutic instrument, pressurization airbag is not recorded
Specific structure and specific driving and control method, also without recording the leg in conjunction with pressurised airbag and infrared heating scheme
Portion's phlebothrombosis prevents and treats device, leaves technological gap in the field at home.
Utility model content
In view of this, the utility model using three times' lifting air bag to human leg's Deep venou blood vessel carry out depth pressurization and
Diastole, while strengthening blood circulation using heating device, by presetting reasonable pressurization numerical value, forcing frequency and heating temperature,
The formation of deep vein thrombosis can be effectively avoided and slow down, which is easy to wearing, reliable performance, especially three air bags step by step
The design scheme of pressurization, it can be ensured that the quick backflow of venous blood can be widely applied to clinical medical instrument.
The utility model is solved the above problems by following technological means:
A kind of Venous leg thrombus prevention and cure device, which is characterized in that including leg tie up bag, pressurised airbag, gas circuit connecting pipe,
Heating device and external cord, in which:
The leg is tied up bag and is made of calf, fixed part and sticking part, and the fixed part and sticking part are separately positioned on
It the two sides of calf and can be folded inward for wrapping up user's shank, the end of the sticking part is provided with multiple for being bonded
The velcro fastener of fixed part；
The pressurised airbag is three times' lifting formula air bag and to be arranged in the interlayer of calf, the pressurised airbag include by
Successively nested level-one air bag, second level air bag and three-level air bag from inside to outside, the inside of the level-one air bag is equipped with level-one sponge
Core, the inside of the second level air bag are equipped with second level sponge core, and the inside of the three-level air bag is equipped with three-level sponge core, described
It is provided with the first air hole of connection three-level inside air bag on the side wall of second level air bag, is provided with connection on the side wall of level-one air bag
Second air hole of second level inside air bag；
The gas circuit connecting pipe is made of tracheae and CPC pin end, and one end of the tracheae is driven by the connection of CPC pin end
It takes offence source, the other end of the tracheae is connected to the first order inside air bag of the three-level air bag；
The heating device is arranged in the interlayer of calf and including heating cloth and temperature sensor, the heating cloth
For far infrared heating cloth, the temperature sensor is used to acquire the actual temperature of heating；
The external cord includes direct current supply line and temperature signal line, and the direct current supply line is used to provide to heating cloth
Power supply, the temperature signal line are used for transmission the live signal of temperature sensor to realize the closed-loop control of temperature.
Preferably, the leg is tied up bag and is sutured by two-layer nonwoven by sewing thread.
Preferably, the sticking part includes the first gaiter band, the second gaiter band and third gaiter band, first gaiter
The length of band, the second gaiter band and third gaiter band is successively reduced to adapt to the shape of calf, the quantity of the velcro fastener
For three and it is separately positioned on the end of the first gaiter band, the second gaiter band and third gaiter band.
Preferably, the pressurised airbag passes through welded seal linear sealing, the level-one air bag, second level air bag, three-level air bag
Size successively reduce, in which: the overall profile of the outer profile of the three-level air bag and calf is adapted；The second level air bag
Outer profile be less than the Internal periphery of three-level air bag, three-level sponge core setting shape at the top of three-level air bag inner wall and second level air bag
At space in；The outer profile of the level-one air bag is less than the Internal periphery of second level air bag, and the second level sponge core is arranged in second level
In the space formed at the top of air bag inner wall and level-one air bag；The level-one sponge core is arranged in level-one air bag inner wall and lower bottom part shape
At space in, without stacking between the three-level sponge core, second level sponge core and level-one sponge core.
Preferably, further include prevention and treatment instrument for driving and controlling work, the prevention and treatment instrument include shell, control panel,
Control mainboard, vacuum diaphragm pump, cylinder, gas circuit converter, solenoid valve, gas outlet, air inlet, pressure sensor and power supply mould
Block, in which: the shell is oblong hollow-core construction；The control panel is arranged in the front of shell and including for information
The display screen of displaying and keyboard for information exchange；The control mainboard is for power supply conversion, signal processing, heating closed loop control
System and pressurization closed-loop control, control mainboard are separately connected control panel, vacuum diaphragm pump, solenoid valve, pressure sensor, power supply mould
Block and temperature sensor；The vacuum diaphragm pump receives the driving signal of control mainboard by circuit, and the vacuum diaphragm pump is defeated
Outlet passes through the air inlet of piping connection cylinder, and the gas outlet of the connection cylinder is converted into left leg gas circuit by gas circuit converter
With right leg gas circuit, the quantity of the solenoid valve is two and is separately positioned at the gas outlet of left leg gas circuit and right leg gas circuit；It is described
Pressure sensor is arranged on the pipeline of gas outlet for detecting airline pressure；The power module is used for for AC-DC module will
220V alternating current is converted into 12V DC electricity.
Preferably, the control mainboard include single-chip microcontroller, power circuit, vacuum pump driving circuit, driving circuit for electromagnetic valve,
Temperature collection circuit, pressure acquisition circuit, keyboard circuit, display circuit, heat driven circuit and RTC clock circuit, in which: institute
The input terminal for stating power circuit connects the power unit of the power module, power circuit exported inside end connection device, electricity
Source circuit is that DC-DC circuit is used to 12V DC electricity being converted into 3.3V and 5.0V direct current；The single-chip microcontroller is driven by vacuum pump
Dynamic circuit control vacuum diaphragm pump work, single-chip microcontroller control electromagnetic valve work by driving circuit for electromagnetic valve, and single-chip microcontroller is by adding
Thermal drivers circuit control heats cloth work；The single-chip microcontroller obtains the Real-time Feedback of temperature sensor by temperature collection circuit,
Single-chip microcontroller obtains the Real-time Feedback of pressure sensor by pressure acquisition circuit；The single-chip microcontroller passes through keyboard circuit connecting key
Disk, single-chip microcontroller connect display screen by display circuit；When the RTC clock circuit connects single-chip microcontroller and provides accurate for device
Between benchmark.
A kind of Venous leg thrombus prevention and cure device of the utility model has the advantages that
(1) present apparatus uses three times' lifting airbag design, and three-level air bag is given calf step by step under the effect of the pressure and added
Pressure and diastole, this pressurization and diastole scheme step by step may insure venous blood quick backflow, multistage sponge core without stacking side
Case can also be obviously improved the comfort of user.
(2) present apparatus uses heating device, and far infrared heating cloth specifically can be used and heat to the shank of user, to reach
Strengthen sanguimotor purpose.
(3) leg of the present apparatus is tied up bag and is designed using three sections, including calf, fixed part and sticking part, fixed part and patch
Conjunction portion can be folded along calf, be detachably connected using velcro fastener, and user makes in wearing and disassembly process
With conveniently.
(4) the prevention and treatment instrument of the present apparatus forms closed-loop control, temperature sensor energy using temperature sensor and pressure sensor
Enough sense ambient temperatures simultaneously automatically turn on heating function, and on the one hand pressure sensor can detect whether user correctly dresses, separately
On the one hand user's pulse frequency can also be detected, realizes pulse synchronzed press, while accelerating venous backflow, does not influence to move
The supply of arteries and veins blood flow.
(5) the prevention and treatment instrument of the present apparatus has been all made of improved Glitch Filter and has calculated when realizing the detection of temperature and pressure closed loop
Method, algorithm fusion middle position value filtering and arithmetic mean filter two kinds of algorithms, and during actual measurement, which can disappear
Except accidentalia and interference signal bring influence.
(6) the prevention and treatment instrument includes the devices such as vacuum diaphragm pump, cylinder and solenoid valve, has Millisecond pressure capacity, successively
The time of pressurization level-one air bag, second level air bag and three-level air bag is no more than 200 milliseconds, and this pulse-pressure form can be mentioned effectively
Rise treatment, rehabilitation efficacy.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples.
Fig. 1 is the wear structure schematic diagram that bag is tied up in the utility model leg；
Fig. 2 is the deployed configuration schematic diagram that bag is tied up in the utility model leg；
Fig. 3 is the schematic diagram of internal structure that bag is tied up in the utility model leg；
Fig. 4 is the positive structure schematic of the utility model prevention and treatment instrument；
Fig. 5 is the side structure schematic diagram of the utility model prevention and treatment instrument；
Fig. 6 is the connection schematic diagram that bag is tied up in the utility model prevention and treatment instrument and leg；
Fig. 7 is the internal circuit connection schematic diagram of the utility model prevention and treatment instrument；
Fig. 8 a and Fig. 8 b are motor-drive circuit schematic diagrames in the utility model；
Fig. 9 is heater drive circuit schematic diagram in the utility model；
Figure 10 is driving circuit for electromagnetic valve schematic diagram in the utility model；
Figure 11 is pressure sensor circuit schematic diagram in the utility model；
Figure 12 is temperature collection circuit schematic diagram in the utility model；
Figure 13 is 3.3V power circuit schematic diagram in the utility model；
Figure 14 is 5.0V power circuit schematic diagram in the utility model；
Figure 15 is display screen interface circuit diagram in the utility model；
Figure 16 is keyboard interface circuit schematic diagram in the utility model.
In figure, 1- ties up leg bag, 101- calf, 102- fixed part, 103- sticking part, 104- sewing thread, 105- nonwoven
Cloth, the first gaiter of 1031- band, the second gaiter of 1032- band, 1033- third gaiter band, 1034- velcro fastener, 2- pressurised airbag,
201- level-one air bag, 202- three-level sponge core, 203- second level air bag, 204- second level sponge core, 205- three-level air bag, 206- level-one
Sponge core, the first air hole of 207-, 208- welded seal line, the second air hole of 209-, 3- gas circuit connecting pipe, 301- tracheae,
302-CPC pin end, 4- heating device, 401- heating cloth, 402- temperature sensor, 5- external cord, 6- prevent and treat instrument, 601- shell
Body, 602- control panel, 603- control mainboard, 604- vacuum diaphragm pump, 605- cylinder, 606- gas circuit converter, 607- electromagnetism
Valve, the gas outlet 608-, 609- air inlet, 610- pressure sensor, 611- power module, 612- circuit, 613- pipeline, 6021-
Display screen, 6022- keyboard, 6031- single-chip microcontroller, 6032- power circuit, 6033- vacuum pump driving circuit, 6034- solenoid valve drive
Dynamic circuit, 6035- temperature collection circuit, 6036- pressure acquisition circuit, 6037- keyboard circuit, 6038- display circuit, 6039-
Heat driven circuit, 6040-RTC clock circuit.
Specific embodiment
In the description of the present invention, it should be understood that term " center ", "upper", "lower", "front", "rear",
The orientation of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " edge ", " middle part " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation and specific orientation constructs and operation, therefore not
It can be construed as a limitation of the present invention.Term " first ", " second " are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise
Illustrate, the meaning of " plurality " is two or more.
The utility model is described in detail below with reference to attached drawing.
Implement one
As depicted in figs. 1 and 2, a kind of Venous leg thrombus prevention and cure device, the device can be worn on user's shank, be small
Leg provides pulse, has the function of to squeeze diastole, heating etc., specifically includes leg and tie up bag 1, pressurised airbag 2, gas circuit connecting pipe
3, heating device 4 and external cord 5, it is that two-layer nonwoven sutures that bag 1 is tied up in leg, and pressurised airbag 2 is that two layers of TPU film is logical
Welded seal line 208 is crossed to be sealed to form.
It is specific as shown in Fig. 2, bag 1 is tied up in leg is made of calf 101, fixed part 102 and sticking part 103, fixed part 102
The two sides of calf 101 are separately positioned on sticking part 103 and can be folded inward for wrapping up user's shank, sticking part 103
End be provided with it is multiple for the velcro fasteners 1034 in portions 102 of being adhesively fixed, wherein sticking part 103 includes the first gaiter band
1031, the second gaiter band 1032 and third gaiter band 1033, the first gaiter band 1031, the second gaiter band 1032 and third gaiter band
1033 length is successively reduced to adapt to the shape of calf, and the quantity of velcro fastener 1034 is three and is separately positioned on first
The end of gaiter band 1031, the second gaiter band 1032 and third gaiter band 1033.
It should be noted that leg is tied up bag 1 and is sutured by two-layer nonwoven 105 by sewing thread 104 in the present embodiment,
Wherein, the substantially trapezoidal shape structure of calf 101, the generally parallelogram-shaped structure of fixed part 102.
Specifically as shown in figure 3, pressurised airbag 2 is three times' lifting formula air bag and is arranged in the interlayer of calf 101, pressurize
Air bag 2 includes successively nested level-one air bag 201, second level air bag 203 and three-level air bag 205 from inside to outside, level-one air bag 201
Inside is equipped with level-one sponge core 206, and the inside of second level air bag 203 is equipped with second level sponge core 204, three-level air bag 205 it is interior
Portion is equipped with three-level sponge core 202, and first inside connection three-level air bag 205 is provided on the side wall of second level air bag 203 and is breathed freely
Hole 207, the second air hole 209 being provided on the side wall of level-one air bag 201 inside connection second level air bag 203.
It should be noted that pressurised airbag 2 by welded seal line 208 seal, three-level air bag 205, second level air bag 203,
The size of level-one air bag 201 is successively reduced, wherein the outer profile of three-level air bag 205 and the overall profile of calf 101 are mutually fitted
It answers；The outer profile of second level air bag 203 is less than the Internal periphery of three-level air bag 205, and three-level sponge core 202 is arranged in three-level air bag 205
In the space formed at the top of inner wall and second level air bag 203；The outer profile of level-one air bag 201 is less than the Internal periphery of second level air bag 203,
Second level sponge core 204 is arranged in the space formed at the top of 203 inner wall of second level air bag and level-one air bag 201；Level-one sponge core 206
It is arranged in the space that 201 inner wall of level-one air bag and lower bottom part are formed.Three-level sponge core 202, second level sponge core 204 and level-one sea
Without stacking between continuous core 206.Specifically, without placement is stacked between above-mentioned sponge core, during capable of guaranteeing that extruding is unfolded, pressure
Equilibrium is not in the larger situation of respective regions pressure, and guarantee be between each air bag Millisecond pressure release.
In actual work, gas circuit connecting pipe 3 is made of tracheae 301 and CPC pin end 302, and one end of tracheae 301 passes through
The connection driving gas source of CPC pin end 302, driving gas source can be vacuum diaphragm pump, and the other end of tracheae 301 is connected to three-level air bag
First order air bag 201 inside.
With further reference to Fig. 1 to Fig. 3, heating device 4 is arranged in the interlayer of calf 101 and including heating 401 and of cloth
Temperature sensor 402, heating cloth 401 are far infrared heating cloth, and temperature sensor 402 is used to acquire the actual temperature of heating, outside
Connect wires 5 include direct current supply line and temperature signal line, direct current supply line be used for heating cloth 401 provide power supply, temperature signal
Line is used for transmission the live signal of temperature sensor 402 to realize the closed-loop control of temperature.
It should be noted that the Venous leg thrombus prevention and cure device in the present embodiment includes that bag 1, pressurization gas are tied up in two groups of legs
Capsule 2, gas circuit connecting pipe 3, heating device 4 and external cord 5, two groups of equipment are respectively used to left and right foot.
Bag 1, pressurised airbag 2, gas circuit connecting pipe 3, heating device 4 and external cord 5, the present embodiment are tied up based on above-mentioned leg
Using a kind of control method of Venous leg thrombus prevention and cure device, specifically comprise the following steps:
C1 booting；
C2 Venous leg thrombus prevention and cure device waits user to select operating mode, and operating mode includes treatment mode, rehabilitation
Mode and leisure patterns；
For C3 when operating mode is determined as treatment mode, the working time of Venous leg thrombus prevention and cure device is set as 1h,
Wherein:
Heating cloth is heated to 32-35 DEG C, gives shank 22-25mmHg using pressurised airbag by first stage 0-20mins
Pressure, forcing frequency is 0.25-0.34Hz, wherein the pressure that preferred temperature is 34 DEG C and 25 mmHg；
Heating cloth is heated to 35-38 DEG C, the 30- of shank is given using pressurised airbag by second stage 20-40mins
34mmHg pressure, forcing frequency are 0.4-0.5Hz, wherein the pressure that preferred temperature is 36 DEG C and 32 mmHg；
Heating cloth is heated to 38-40 DEG C, gives shank 35-40mmHg using pressurised airbag by phase III 40-60mins
Pressure, forcing frequency is 0.5-1Hz, wherein the pressure that preferred temperature is 38 DEG C and 40 mmHg；
When operating mode is determined as rehabilitation modality, the working time of Venous leg thrombus prevention and cure device is set as C4
1.5h, in which:
Heating cloth is heated to 30-34 DEG C, gives shank 20-22mmHg using pressurised airbag by first stage 0-15mins
Pressure, forcing frequency is 0.25-0.34Hz, wherein the pressure that preferred temperature is 34 DEG C and 22mmHg；
Heating cloth is heated to 36-38 DEG C, gives shank 32-35mmHg using pressurised airbag by second stage 15-75mins
Pressure, forcing frequency is 0.5-0.85Hz, wherein the pressure that preferred temperature is 36 DEG C and 35mmHg；
Heating cloth is heated to 36-38 DEG C, gives shank 30-32mmHg using pressurised airbag by phase III 75-90mins
Pressure, forcing frequency is 0.34-0.5Hz, wherein the pressure that preferred temperature is 36 DEG C and 32 mmHg；
For C5 when operating mode is determined as leisure patterns, the working time of Venous leg thrombus prevention and cure device is set as 1h,
Heating cloth is heated to 32-35 DEG C, the pressure of shank 28-30mmHg is given using pressurised airbag, forcing frequency is 0.34-
0.5Hz, wherein the pressure that preferred temperature is 35 DEG C and 30mmHg.
The C6 working time terminates；
C7 shutdown.
It should be noted that this control method includes three kinds of operating modes: treatment mode, rehabilitation modality and leisure patterns,
Treatment mode is directed to art phase patient and long-term bedridden patients, heating temperature, pressurization numerical value and pressurization frequency in treatment mode
Rate gradually increases；Rehabilitation modality is directed to postoperative patient, heating temperature, pressurization numerical value and forcing frequency meeting in rehabilitation modality
There is reasonable circulation；Leisure patterns are the crowds for long-term sitting and lying, the mode using reasonable heating temperature, pressurization numerical value with
And forcing frequency, what above-mentioned control method synchronized acts on left and right leg.
Implement two
In the Equipment Foundations described in embodiment one, the present embodiment further includes the prevention and treatment instrument for driving and controlling work
6, as shown in Figure 4, Figure 5 and Figure 6, prevention and treatment instrument 6 includes shell 601, control panel 602, control mainboard 603, vacuum diaphragm pump
604, cylinder 605, gas circuit converter 606, solenoid valve 607, gas outlet 608, air inlet 609, pressure sensor 610 and power supply mould
The prevention and treatment equipment of block 611, left and right leg wearing is connected to the same prevention and treatment instrument 6, and the prevention and treatment equipment of right leg is shown only in Fig. 6.
Specifically as shown in figure 4, shell 601 is oblong hollow-core construction, shell 601 is being arranged in just in control panel 602
Face and the display screen 6021 including being shown for information and keyboard 6022 for information exchange.
As shown in figure 5, control mainboard 603 is for power supply conversion, signal processing, heating closed-loop control and pressurization closed loop control
System, control mainboard 603 are separately connected control panel 602, vacuum diaphragm pump 604, solenoid valve 607, pressure sensor 610, power supply
Module 611 and temperature sensor 402.
It should be noted that this prevention and treatment instrument device forms closed-loop control, temperature using temperature sensor and pressure sensor
Sensor sense ambient temperature and can automatically turn on heating function, and whether on the one hand pressure sensor can detect user correct
On the other hand wearing can also detect user's pulse frequency, realize pulse synchronzed press, while accelerating venous backflow,
Artery blood flow supply is not influenced.
Wherein, vacuum diaphragm pump 604 receives the driving signal of control mainboard 603, vacuum diaphragm pump 604 by circuit 612
Delivery outlet connects the air inlet 609 of cylinder 605 by pipeline 613, and the gas outlet of connection cylinder 605 passes through gas circuit converter 606
It is converted into left leg gas circuit and right leg gas circuit, the quantity of solenoid valve 607 is two and is separately positioned on left leg gas circuit and right leg gas circuit
At gas outlet 608；Pressure sensor 610 is arranged on the pipeline 613 of gas outlet 607 for detecting airline pressure；Power module
611 are used to for 220V alternating current to be converted into 12V DC electricity for AC-DC module.
When it is implemented, acoustic-optic alarm can be added in prevention and treatment instrument 6.
It should be noted that prevention and treatment instrument has been all made of improvement when realizing the detection of temperature and pressure closed loop in the present embodiment
Glitch Filter algorithm, algorithm fusion middle position value filtering and arithmetic mean filter two kinds of algorithms, during actual measurement,
The algorithm, which can eliminate accidentalia and interference signal bring, to be influenced, the specific steps are as follows:
A1 carries out amplitude limiting processing to sampled value, and note current sample values are S1, and last time efficiently sampling value is S0, and double sampling is permitted
Perhaps maximum deviation is A；
A2 calculates the difference of S1 and S0, and difference is compared with A；
If the difference of A3 S1 and S0 are not more than A, S0=S1；
If the difference of A4 S1 and S0 are greater than A, S1 is invalid, and S0 continues to keep；
Sampled value is obtained by n times continuous sampling, the specific steps are as follows:
B1 is to measured continuous sampling n times；
B2 goes N number of maximum value and minimum value except in queue；
B3 calculates the arithmetic mean of instantaneous value of remaining N-2 data as sampled value.
Specifically as shown in fig. 7, control mainboard 603 includes single-chip microcontroller 6031, power circuit 6032, vacuum in the present embodiment two
Pump driving circuit 6033, driving circuit for electromagnetic valve 6034, temperature collection circuit 6035, pressure acquisition circuit 6036, keyboard circuit
6037, display circuit 6038, heat driven circuit 6039 and RTC clock circuit 6040.
It should be noted that adding the form of driving circuit in the present embodiment using isolation circuit, such as Fig. 8 a and Fig. 8 b
Shown, isolation circuit uses PS2502L-1 chip, and driving circuit passes through true using MAX14874 chip, single-chip microcontroller 6031
Sky pump driving circuit 6033 controls vacuum diaphragm pump 604 and works.As shown in figure 9, single-chip microcontroller 6031 passes through heat driven circuit
6039 control heating cloth 401 work, and single-chip microcontroller can specifically use PID by current lead-through or shutdown in control heating cloth 401
It adjusts, to realize different heating temperatures, the present embodiment uses PS2502L-1-A chip.As shown in Figure 10, single-chip microcontroller 6031 is logical
It crosses driving circuit for electromagnetic valve 6034 and controls the work of solenoid valve 607, the present embodiment uses PS2502L-1 chip.As shown in figure 11, single
Piece machine 6031 obtains the Real-time Feedback of pressure sensor 610 by pressure acquisition circuit 6036, and the present embodiment uses
MPVX5100GC6U type pressure sensor.As shown in figure 12, single-chip microcontroller 6031 obtains temperature by temperature collection circuit 6035 and passes
The Real-time Feedback of sensor 402 uses PESD5V0S2UT type temperature sensor in the present embodiment.As shown in Figure 13 and Figure 14, power supply
Power unit inside the input terminal connection power module 611 of circuit 6032, the output end connection device of power circuit 6032, electricity
Source circuit 6032 is that DC-DC circuit is used to 12V DC electricity being converted into 3.3V and 5.0V direct current.Specifically, Figure 13 is 3.3V
For conversion circuit using MAX5024T chip, Figure 14 is 5.0V conversion circuit using MAX5024L chip.Such as Figure 15 and
Shown in Figure 16, single-chip microcontroller 6031 connects display screen 6021 by display circuit 6038；Single-chip microcontroller 6031 passes through keyboard circuit 6037
Connect keyboard 6022.RTC clock circuit 6040 connects single-chip microcontroller 6031 and provides accurate time reference for device.
Bag 1, pressurised airbag 2, gas circuit connecting pipe 3, heating device 4 and external cord 5 and prevention and treatment are tied up based on above-mentioned leg
Instrument 6, the present embodiment use step control as follows:
D1 booting；
The acquisition of D2 pressure sensor ties up a bag internal pressure when front leg portions；
If D3 ties up bag internal pressure less than 10mmHg when front leg portions, judge that user does not have normal wear leg if preventing and treating instrument
Phlebothrombosis prevents and treats device, prevents and treats instrument by display screen and prompts user；
If D4 ties up bag internal pressure more than or equal to 10mmHg when front leg portions, judge that user normally wears if preventing and treating instrument
Venous leg thrombus prevention and cure device is worn, temperature sensor starts to acquire current environmental temperature, and pressure sensor starts to detect user
Pulse frequency；
If D5 current environmental temperature is lower than 28 DEG C, it is judged as low temperature environment, Venous leg thrombus prevention and cure dress if preventing and treating instrument
It sets and user is waited to select operating mode, operating mode includes treatment mode, rehabilitation modality and leisure patterns:
When operating mode is determined as treatment mode, the working time of Venous leg thrombus prevention and cure device is set as 1h,
In:
Heating cloth is heated to 32-35 DEG C, gives shank 25-30mmHg using pressurised airbag by first stage 0-15mins
Pressure, forcing frequency be user's pulse frequency, it is preferred that heating temperature be 34 DEG C, pressure value 28mmHg；
Heating cloth is heated to 35-38 DEG C, the 30- of shank is given using pressurised airbag by second stage 15-45mins
35mmHg pressure, forcing frequency are user's pulse frequency, it is preferred that heating temperature is 36 DEG C, pressure value 34mmHg；
Heating cloth is heated to 38-40 DEG C, gives shank 36-42mmHg using pressurised airbag by phase III 45-60mins
Pressure, forcing frequency be user's pulse frequency, it is preferred that heating temperature be 38 DEG C, pressure value 40mmHg；
When operating mode is determined as rehabilitation modality, the working time of Venous leg thrombus prevention and cure device is set as 1.5h,
Wherein:
Heating cloth is heated to 36-38 DEG C, gives shank 30-32mmHg using pressurised airbag by first stage 0-20mins
Pressure, forcing frequency be user's pulse frequency, it is preferred that heating temperature be 36 DEG C, pressure value 31mmHg；
Heating cloth is heated to 36-38 DEG C, gives shank 32-35mmHg using pressurised airbag by second stage 20-70mins
Pressure, forcing frequency be user's pulse frequency, it is preferred that heating temperature be 37 DEG C, pressure value 34mmHg；
Heating cloth is heated to 36-38 DEG C, gives shank 30-32mmHg using pressurised airbag by phase III 70-90mins
Pressure, forcing frequency be user's pulse frequency, it is preferred that heating temperature be 37 DEG C, pressure value 32mmHg；
When operating mode is determined as leisure patterns, the working time of Venous leg thrombus prevention and cure device is set as 1-2h,
Heating cloth is heated to 35-38 DEG C, the pressure of shank 30-32mmHg is given using pressurised airbag, forcing frequency is user's pulse
Frequency, it is preferred that heating temperature is 37 DEG C, pressure value 31mmHg；
If D6 current environmental temperature is greater than or equal to 28 DEG C, it is judged as hot environment, Venous leg thrombus if preventing and treating instrument
Preventing and treating device waits user to select operating mode, and operating mode includes treatment mode, rehabilitation modality and leisure patterns:
When operating mode is determined as treatment mode, the working time of Venous leg thrombus prevention and cure device is set as 2h,
In:
First stage 0-15mins, the pressure of shank 25-30mmHg is given using pressurised airbag, and forcing frequency is user's arteries and veins
It fights frequency, it is preferred that pressure value 30mmHg；
Second stage 15-45mins, the 30-35mmHg pressure of shank is given using pressurised airbag, and forcing frequency is user
Pulse frequency, it is preferred that pressure value 34mmHg；
Phase III 45-120mins, the pressure of shank 36-42mmHg is given using pressurised airbag, and forcing frequency is user
Pulse frequency, it is preferred that pressure value 40mmHg；
When operating mode is determined as rehabilitation modality, the working time of Venous leg thrombus prevention and cure device is set as 1.5h,
Wherein:
First stage 0-20mins, the pressure of shank 30-32mmHg is given using pressurised airbag, and forcing frequency is user's arteries and veins
It fights frequency, it is preferred that pressure value 32mmHg；
Second stage 20-70mins, the pressure of shank 32-35mmHg is given using pressurised airbag, and forcing frequency is user
Pulse frequency, it is preferred that pressure value 33mmHg；
Phase III 70-90mins is user's arteries and veins using the pressure forcing frequency that pressurised airbag gives shank 30-32mmHg
It fights frequency, it is preferred that pressure value 32mmHg；
When operating mode is determined as leisure patterns, the working time of Venous leg thrombus prevention and cure device is set as 1-2h,
Give the pressure of shank 30-32mmHg using pressurised airbag, forcing frequency is user's pulse frequency, it is preferred that pressure value is
32mmHg；
The D7 working time terminates；
D8 shutdown.
It should be noted that the realization of this control method is to tie up bag 1 based on leg, pressurised airbag 2, gas circuit connecting pipe 3, add
Thermal 4 and external cord 5 and prevention and treatment instrument 6 can be realized in the least due to preventing and treating the unique design of instrument 6 and three times' lifting air bag 2
The pressure-loaded and release of second grade, such as in a duty cycle T time, pulse-pressure is used first, pressing time is general
Within 200 milliseconds, the pressure 0.3T time is then kept, then, releases stress and waits next duty cycle.
This control method includes temperature diagnosis program and gaiter autotest, and temperature diagnosis program can be with
Effectively detection external environment, can heat user's shank in low temperature environment, reinforce blood circulation, while in high temperature ring
It avoids blindly heating in border, causes uncomfortable experience sense；Gaiter autotest can detect user by pressure sensor
Whether correctly dress, in the case where dressing correct situation, detect user's pulse frequency, using pulse frequency synchronzed press, accelerates quiet
While arteries and veins blood backflow, artery blood flow supply is not influenced, and control method includes three kinds of operating modes, specifically includes treatment mould
Formula, rehabilitation modality and leisure patterns, treatment mode are directed to art phase patient and long-term bedridden patients, heat temperature in treatment mode
Degree and pressurization numerical value gradually increase；Rehabilitation modality is directed to postoperative patient, heating temperature and pressurization numerical value meeting in treatment mode
There is reasonable circulation；Leisure patterns are the crowds for long-term sitting and lying, which uses reasonable heating temperature and pressurization numerical value,
What above-mentioned control method synchronized acts on left and right leg.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement.It is above-mentioned to modify or replace, it does not separate the essence of the corresponding technical solution various embodiments of the utility model technical side
The spirit and scope of case.
Claims (7)
1. a kind of Venous leg thrombus prevention and cure device, which is characterized in that tie up bag (1), pressurised airbag (2), gas circuit including leg and connect
Take over (3), heating device (4) and external cord (5), in which:
The leg is tied up bag (1) and is made of calf (101), fixed part (102) and sticking part (103), the fixed part (102)
The two sides of calf (101) are separately positioned on sticking part (103) and can be folded inward for wrapping up user's shank, the patch
The end in conjunction portion (103) is provided with multiple velcro fasteners (1034) for portion (102) that are adhesively fixed；
The pressurised airbag (2) is three times' lifting formula air bag and is arranged in the interlayer of calf (101), the pressurised airbag
It (2) include successively nested level-one air bag (201), second level air bag (203) and three-level air bag (205) from inside to outside, the level-one
The inside of air bag (201) is equipped with level-one sponge core (206), and the inside of the second level air bag (203) is equipped with second level sponge core
(204), the inside of the three-level air bag (205) is equipped with three-level sponge core (202), on the side wall of the second level air bag (203)
It is provided with internal the first air hole (207) of connection three-level air bag (205), is provided on the side wall of the level-one air bag (201)
It is connected to second level air bag (203) internal second air hole (209)；
The gas circuit connecting pipe (3) is made of tracheae (301) and CPC pin end (302), and one end of the tracheae (301) passes through
CPC pin end (302) connection driving gas source, it is internal that the other end of the tracheae (301) is connected to the level-one air bag (201)；
The heating device (4) is arranged in the interlayer of calf (101) and including heating cloth (401) and temperature sensor
(402), the heating cloth (401) is far infrared heating cloth, and the temperature sensor (402) is used to acquire the practical temperature of heating
Degree；
The external cord (5) includes direct current supply line and temperature signal line, and the direct current supply line is used for heating cloth (401)
Power supply is provided, the temperature signal line is used for transmission the live signal of temperature sensor (402) to realize the closed-loop control of temperature.
2. a kind of Venous leg thrombus prevention and cure device as described in claim 1, which is characterized in that the leg tie up bag (1) by
Two-layer nonwoven (105) is sutured by sewing thread (104).
3. a kind of Venous leg thrombus prevention and cure device as described in claim 1, which is characterized in that the level-one air bag (201),
Second level air bag (203) and three-level air bag (205) are sealed to form by two layers of TPU film by welded seal line (208).
4. a kind of Venous leg thrombus prevention and cure device as described in claim 1, which is characterized in that sticking part (103) packet
Include the first gaiter band (1031), the second gaiter band (1032) and third gaiter band (1033), the first gaiter band (1031),
The length of two gaiter bands (1032) and third gaiter band (1033) is successively reduced to adapt to the shape of calf, the velcro fastener
(1034) quantity is three and is separately positioned on the first gaiter band (1031), the second gaiter band (1032) and third gaiter band
(1033) end.
5. a kind of Venous leg thrombus prevention and cure device as described in claim 1, which is characterized in that the three-level air bag (205),
Second level air bag (203), level-one air bag (201) size successively reduce, in which:
The outer profile of the three-level air bag (205) and the overall profile of calf (101) are adapted；
The outer profile of the second level air bag (203) is less than the Internal periphery of three-level air bag (205), and the three-level sponge core (202) sets
It sets in the space formed at the top of three-level air bag (205) inner wall and second level air bag (203)；
The outer profile of the level-one air bag (201) is less than the Internal periphery of second level air bag (203), and the second level sponge core (204) sets
It sets in the space formed at the top of second level air bag (203) inner wall and level-one air bag (201)；
Level-one sponge core (206) setting is in the space that level-one air bag (201) inner wall and lower bottom part are formed;
Without stacking between the three-level sponge core (202), second level sponge core (204) and level-one sponge core (206).
6. a kind of Venous leg thrombus prevention and cure device as described in claim 1, which is characterized in that further include for driving and controlling
The prevention and treatment instrument (6) of work processed, the prevention and treatment instrument (6) include shell (601), control panel (602), control mainboard (603), vacuum
Diaphragm pump (604), cylinder (605), gas circuit converter (606), solenoid valve (607), gas outlet (608), air inlet (609), pressure
Force snesor (610) and power module (611), in which:
The shell (601) is oblong hollow-core construction；
The control panel (602) setting shell (601) front and the display screen including being shown for information (6021) and
Keyboard (6022) for information exchange；
The control mainboard (603) is for power supply conversion, signal processing, heating closed-loop control and pressurization closed-loop control, control master
Plate (603) is separately connected control panel (602), vacuum diaphragm pump (604), solenoid valve (607), pressure sensor (610), power supply
Module (611) and temperature sensor (402)；
The vacuum diaphragm pump (604) receives the driving signal of control mainboard (603), the vacuum diaphragm by circuit (612)
It pumps (604) delivery outlet and passes through the air inlet (609) of pipeline (613) connection cylinder (605), the outlet of connection cylinder (605)
Mouth is converted into left leg gas circuit and right leg gas circuit by gas circuit converter (606), and the quantity of the solenoid valve (607) is two difference
It is arranged at the gas outlet (608) of left leg gas circuit and right leg gas circuit and for connecting the CPC pin end (302)；
The pressure sensor (610) is arranged on the pipeline (613) of gas outlet (608) for detecting airline pressure；
The power module (611) is that AC-DC module is used to for 220V alternating current to be converted into 12V DC electricity.
7. a kind of Venous leg thrombus prevention and cure device as claimed in claim 6, which is characterized in that the control mainboard (603)
Including single-chip microcontroller (6031), power circuit (6032), vacuum pump driving circuit (6033), driving circuit for electromagnetic valve (6034), temperature
Spend Acquisition Circuit (6035), pressure acquisition circuit (6036), keyboard circuit (6037), display circuit (6038), heat driven electricity
Road (6039) and RTC clock circuit (6040), in which:
The input terminal of the power circuit (6032) connects the power module (611), the output end of power circuit (6032) connects
Power unit inside connection device, power circuit (6032) are that DC-DC circuit is used to 12V DC electricity being converted into 3.3V and 5.0V
Direct current；
The single-chip microcontroller (6031) passes through vacuum pump driving circuit (6033) control vacuum diaphragm pump (604) work, single-chip microcontroller
(6031) by driving circuit for electromagnetic valve (6034) control solenoid valve (607) work, single-chip microcontroller (6031) passes through heat driven electricity
Road (6039) control heating cloth (401) work；
The single-chip microcontroller (6031) obtains the Real-time Feedback of temperature sensor (402), monolithic by temperature collection circuit (6035)
Machine (6031) obtains the Real-time Feedback of pressure sensor (610) by pressure acquisition circuit (6036)；
The single-chip microcontroller (6031) passes through display circuit by keyboard circuit (6037) connection keyboard (6022), single-chip microcontroller (6031)
(6038) display screen (6021) are connected；
The RTC clock circuit (6040) connects single-chip microcontroller (6031) and provides accurate time reference for device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822214717.2U CN209347576U (en) | 2018-12-27 | 2018-12-27 | A kind of Venous leg thrombus prevention and cure device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822214717.2U CN209347576U (en) | 2018-12-27 | 2018-12-27 | A kind of Venous leg thrombus prevention and cure device |
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| CN209347576U true CN209347576U (en) | 2019-09-06 |
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ID=67799856
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111281645A (en) * | 2020-03-12 | 2020-06-16 | 华中科技大学同济医学院附属协和医院 | Wrapping and hot compress device and control method thereof |
| CN111317963A (en) * | 2020-03-13 | 2020-06-23 | 方玉 | From heat dissipation type running leg wrappings |
| CN111374877A (en) * | 2018-12-27 | 2020-07-07 | 西安南山松医疗康复器械有限公司 | Foot venous thrombosis prevention and treatment device and control method thereof |
| CN111374876A (en) * | 2018-12-27 | 2020-07-07 | 西安南山松医疗康复器械有限公司 | Leg venous thrombosis prevention and treatment device and control method thereof |
| CN111888217A (en) * | 2020-09-03 | 2020-11-06 | 南通科威瀚医疗科技有限公司 | Therapeutic apparatus with VTE management function and use method thereof |
| CN114366602A (en) * | 2022-01-25 | 2022-04-19 | 河南翔宇医疗设备股份有限公司 | Prevention and cure appearance of prevention deep vein thrombus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111374877A (en) * | 2018-12-27 | 2020-07-07 | 西安南山松医疗康复器械有限公司 | Foot venous thrombosis prevention and treatment device and control method thereof |
| CN111374876A (en) * | 2018-12-27 | 2020-07-07 | 西安南山松医疗康复器械有限公司 | Leg venous thrombosis prevention and treatment device and control method thereof |
| CN111281645A (en) * | 2020-03-12 | 2020-06-16 | 华中科技大学同济医学院附属协和医院 | Wrapping and hot compress device and control method thereof |
| CN111317963A (en) * | 2020-03-13 | 2020-06-23 | 方玉 | From heat dissipation type running leg wrappings |
| CN111317963B (en) * | 2020-03-13 | 2021-10-22 | 浦江县汕淋贸易有限公司 | From heat dissipation type running leg wrappings |
| CN111888217A (en) * | 2020-09-03 | 2020-11-06 | 南通科威瀚医疗科技有限公司 | Therapeutic apparatus with VTE management function and use method thereof |
| CN114366602A (en) * | 2022-01-25 | 2022-04-19 | 河南翔宇医疗设备股份有限公司 | Prevention and cure appearance of prevention deep vein thrombus |
| CN114569423A (en) * | 2022-02-17 | 2022-06-03 | 湖南抖医供应链有限公司 | Digital intelligent sharing medical anti-embolism robot |
| CN114569423B (en) * | 2022-02-17 | 2023-11-21 | 湖南抖医供应链有限公司 | Digital intelligent sharing medical anti-thrombus robot |
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