CN106110500A - A kind of therapy equipment and control method thereof - Google Patents
A kind of therapy equipment and control method thereof Download PDFInfo
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- CN106110500A CN106110500A CN201610796037.9A CN201610796037A CN106110500A CN 106110500 A CN106110500 A CN 106110500A CN 201610796037 A CN201610796037 A CN 201610796037A CN 106110500 A CN106110500 A CN 106110500A
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- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000002604 ultrasonography Methods 0.000 claims abstract description 45
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 14
- 230000006698 induction Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 230000001225 therapeutic effect Effects 0.000 abstract description 17
- 230000002917 arthritic effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 14
- 230000007383 nerve stimulation Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 206010003246 arthritis Diseases 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 5
- 201000010099 disease Diseases 0.000 description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 230000003321 amplification Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- 230000005662 electromechanics Effects 0.000 description 3
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- 230000000638 stimulation Effects 0.000 description 2
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36014—External stimulators, e.g. with patch electrodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/0404—Electrodes for external use
- A61N1/0408—Use-related aspects
- A61N1/0456—Specially adapted for transcutaneous electrical nerve stimulation [TENS]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/04—Electrodes
- A61N1/0404—Electrodes for external use
- A61N1/0472—Structure-related aspects
- A61N1/0492—Patch electrodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/08—Arrangements or circuits for monitoring, protecting, controlling or indicating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/36014—External stimulators, e.g. with patch electrodes
- A61N1/36021—External stimulators, e.g. with patch electrodes for treatment of pain
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N7/00—Ultrasound therapy
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- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Pain & Pain Management (AREA)
- Neurology (AREA)
- Electrotherapy Devices (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention provides a kind of therapy equipment and control method thereof, and this therapy equipment includes: control module, for producing the first control signal and the second control signal according to parameter preset simultaneously；Ultrasonic drive unit is for producing ultrasound drive signals according to the first control signal；Low frequency drive unit is for producing low frequency drive signal according to the second control signal；Ultrasonic output unit, receives ultrasound drive signals for basis and converts electrical signals to focus on ultrasound wave；Low frequency output unit, receives low frequency drive signal generation for basis and has the low frequency pulse current of asymmetry index ripple；Power module, for for driving module, ultrasonic output unit, low frequency output unit and control module to power.The present invention passes through low frequency drive unit and ultrasonic drive unit, simultaneously drive ultrasonic output unit and the work of low frequency output unit, same treatment head not only produced low frequency pulse current but also had produced focusing ultrasonic, and for arthritic, there is good therapeutic effect, drastically increase therapeutic efficiency.
Description
Technical field
The invention belongs to technical field of medical instruments, be specifically related to a kind of therapy equipment and control method, especially base
In the therapy equipment and the control method thereof that focus on ultrasonic and transcutaneous electric nerve stimulation treatment of arthritis.
Background technology
Focused ultrasound therapy technology is a kind of technology utilizing ultrasonic therapy disease, and it passes through ultrasonic transducer to focus
Position sends the ultrasound wave of focusing, utilizes the effect of ultrasound wave to treat target area focus, as treatment prostatitis, tumor,
The diseases such as cervix uteri honest and clean rotten, cyclomastopathy, arthritis.Focused ultrasound therapy technology belongs to the treatment technology of atraumatic, therefore has
Have low cost, painful little, few side effects, almost without complication, recover the advantages such as fast, repeatable treatment.Simultaneously for many diseases
Other routine treatment sick all can not reach the effect of focused ultrasound therapy.
The nerve electric stimulation therapy of percutaneous (Transcuataneous electrical nerve stimulation,
TENS) it is, by skin, specific low frequency pulse current is inputted human body to treat the electrotherapeutic method of pain.I.e. by suitable intensity
The electric current of frequency, continuous, soft stimulation is neural, muscle and cell, excites health naturally to produce morphine, blocks, pain of releiving
(message is energy) message, owing to receiving preferable effect in terms of pain relieving, thus clinically (especially in the U.S.)
To being widely applied.
But, the device of existing treatment of arthritis is ultrasonic therapeutic apparatus or TENS therapeutic instrument, the most integrated both
Advantage focus is treated simultaneously；Meanwhile, when ultrasonic therapy, its supersonic frequency used is 1MHZ, causes treatment
The degree of depth is shallower, it is impossible to reach the purpose of degree of depth treatment；It addition, when the design of drive circuit of ultrasonic therapeutic apparatus, mostly use
Self-resonance drive circuit, thus cause drive efficiency the highest.
Summary of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of therapy equipment and controlling party thereof
Method, being used for solves cannot ultrasonic therapeutic apparatus or TENS therapeutic instrument be united two into one in prior art concentrates treatment to focus, from
And cause the best problem of therapeutic effect.
For achieving the above object and other relevant purposes, the present invention provides a kind of therapy equipment, and described therapy equipment includes:
Drive module, ultrasonic output unit, low frequency output unit, control module and power module；
Described control module, for producing the first control signal and the second control signal simultaneously according to parameter preset；
Described driving module, it comprises low frequency drive unit and ultrasonic drive unit, and described ultrasonic drive unit is used for root
Ultrasound drive signals is produced according to the first control signal；Described low frequency drive unit is driven for producing low frequency according to the second control signal
Dynamic signal；
Described ultrasonic output unit, receives ultrasound drive signals for basis and converts electrical signals to focus on ultrasound wave；
Described low frequency output unit, receives low frequency drive signal generation for basis and has the low frequency arteries and veins of asymmetry index ripple
Rush electric current；
Described power module, for for driving module, ultrasonic output unit, low frequency output unit and control module to power.
Another object of the present invention is to provide the control method of a kind of therapy equipment, including:
Obtain described parameter preset, generate the first control signal and the second control signal according to described parameter preset simultaneously；
Respectively according to described first control signal generation corresponding with the second control signal ultrasound drive signals and low frequency driving
Signal；
Described ultrasound drive signals orders about ultrasonic output unit transmitting focusing ultrasound wave；Described low frequency drive signal orders about low frequency
Output unit launches low frequency pulse current.
As it has been described above, the therapy equipment of the present invention and control method thereof, have the advantages that
The present invention passes through low frequency drive unit and ultrasonic drive unit, simultaneously drives ultrasonic output unit and low frequency output unit work
Make, output low frequency pulse current and focusing ultrasound wave, for comparing general Vltrasonic device, arthritic is had more preferably
Therapeutic effect；Wherein, the reference frequency output focusing on ultrasound wave is 0.5MHz～1MHz, and broad reference frequency output makes
It can produce the effect of degree of depth treatment to focus；The combination based on E class High frequency amplification Yu transformator of described ultrasonic drive unit, logical
Cross transformator output to avoid DC voltage and directly export the danger of electric leakage；Low frequency drive unit produces has the non-of period frequency
Symmetry index ripple, improves therapeutic effect；In low frequency drive unit with ultrasonic drive unit, each it is correspondingly arranged transformator, reaches
To the purpose of coupling isolation, effectively reduce the ultrasound wave impact on low frequency pulse current of output；By low frequency pulse current and
Focusing ultrasound wave is integrated in same treatment head and treats focus, wherein, is integrated in one by electrode slice and ultrasonic coupling agent
Body, treatment head is connected with electrode slice clamping focus output, improves the coefficient of coup of electromechanics.
Accompanying drawing explanation
Fig. 1 is shown as the structured flowchart of a kind of therapy equipment of the present invention；
Fig. 2 is shown as the structured flowchart of the low frequency drive unit of a kind of therapy equipment of the present invention；
Fig. 3 is shown as the circuit diagram of the ultrasonic drive unit of a kind of therapy equipment of the present invention；
Fig. 4 is shown as the structured flowchart of the ultrasonic drive unit of a kind of therapy equipment of the present invention；
Fig. 5 is shown as the circuit diagram of the ultrasonic drive unit of a kind of therapy equipment of the present invention；
Fig. 6 is shown as the embodiment circuit diagram of the ultrasonic drive unit of a kind of therapy equipment of the present invention；
Fig. 7 is shown as the control method flow chart of a kind of therapy equipment of the present invention；
Fig. 8 is shown as treating in a kind of therapy equipment of the present invention side view of head；
Fig. 9 is shown as treating in a kind of therapy equipment of the present invention top view of head；
Figure 10 is shown as treating in a kind of therapy equipment of the present invention upward view of head.
Element numbers illustrates:
1 control module
2 drive module
3 power modules
4 low frequency output units
5 ultrasonic output units
21 low frequency drive unit
22 ultrasonic drive unit
211 digital-to-analogue subelements
212 follow subelement
213 low frequency driving subelements
214 first transformator subelements
221 control subelement
222 boosting subelements
223 second transformator subelements
224 filtering subelements
A1 fixes seat
A2 circular groove
A3 data port
S1～S3 step 1～step 3
Detailed description of the invention
Below by way of specific instantiation, embodiments of the present invention being described, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also be by the most different concrete realities
The mode of executing is carried out or applies, the every details in this specification can also based on different viewpoints and application, without departing from
Various modification or change is carried out under the spirit of the present invention.It should be noted that, in the case of not conflicting, following example and enforcement
Feature in example can be mutually combined.
It should be noted that the diagram provided in following example illustrates the basic structure of the present invention the most in a schematic way
Think, the most graphic in component count, shape and size time only display with relevant assembly in the present invention rather than is implemented according to reality
Drawing, during its actual enforcement, the kenel of each assembly, quantity and ratio can be a kind of random change, and its assembly layout kenel is also
It is likely more complexity.
Referring to Fig. 1, the present invention provides the structured flowchart of a kind of therapy equipment；Including:
Described therapy equipment includes: drive module, ultrasonic output unit, low frequency output unit, control module and power module；
Described control module 1, for producing the first control signal and the second control signal simultaneously according to parameter preset；
Wherein, described parameter preset is that user sets according to demand, can arrange according to parameter preset and drive module to rotate
Time and power.
Described driving module 2, it comprises low frequency drive unit 21 and ultrasonic drive unit 22, described ultrasonic drive unit 21
For producing ultrasound drive signals according to the first control signal；Described low frequency drive unit 21 is for producing according to the second control signal
Raw low frequency drive signal；
Described ultrasonic output unit 5, receives ultrasound drive signals for basis and converts electrical signals to focus on ultrasound wave；
Described low frequency output unit 4, receives low frequency drive signal generation for basis and has the low frequency of asymmetry index ripple
Pulse current；
Described power module 3, for for driving module 2, ultrasonic output unit 5, low frequency output unit 4 and control module 1 to power.
Wherein, the low frequency output unit in the application is transcutaneous electric nerve stimulation electrode；Ultrasonic output unit is ultrasonic transducer；Described warp
Transcutaneous electric nerve stimulation electrode and ultrasonic transducer are integrated on a treatment head member, and output TENS and focusing are super the most simultaneously
Sound wave；And the preferred compound mode of this device be at least two treatment head member organism is treated simultaneously, two
Transcutaneous electric nerve stimulation electrode in treatment head, ultrasonic transducer be when externally exporting, can and power supply between form Guan Bi circuit,
Therapeutic effect is improved by forming closed-loop path.
Described control module is at least wanted export DAC signal and pwm signal simultaneously；The frequency of described focusing ultrasound wave is
0.5MHz～1MHz, unites two into one ultrasonic for focusing with electrode slice couplant, alleviate doctor's labor intensity can guarantee that again ultrasonic and
TENS therapeutic effect.
Wherein, described power module can be accumulator or external power supply, as accumulator, charging the most capable of circulation
Accumulator.
In the present embodiment, the most namely can not be integrated in other field, anything will not be caused to bear, and doctor
Treatment field TENS and the ultrasonic separately therapeutic effect of focusing are not preferable, and one those skilled in the art do not expect both collection yet
Become；The two there will be interference each other by both are integrated；Three cannot realize both simultaneously work simultaneously.And in the application
TENS and focus on ultrasonic the most only integrated, integrated brought therapeutic effect is also huge, it is impossible to it is the most right to carry out
Ratio；By low frequency drive unit and ultrasonic drive unit, simultaneously drive ultrasonic output unit and the work of low frequency output unit, control same
Treat and not only produce low frequency pulse current but also produce focusing ultrasound wave on head, good treatment effect is created for diseases such as arthritis
Really.
As in figure 2 it is shown, be the structured flowchart of the low frequency drive unit 21 of a kind of therapy equipment of the present invention, specifically include:
Digital-to-analogue subelement 211, for controlling the amplitude of the analogue signal of output；
Follow subelement 212, for producing the voltage signal with low output impedance and buffer action according to analogue signal；
Low frequency driving subelement 213, has the non-right of period frequency for producing according to the conducting of voltage signal control circuit
Claim exponential wave；
First transformator subelement 214, is used for amplifying and process described asymmetry index ripple.
In the present embodiment, export stable analogue signal by digital to analog converter, regulate this simulation through variable resistance
The amplitude of signal；Use follower analogue signal is isolated and optimizes, produce more low-impedance voltage signal；Voltage signal
Period of change on or off field effect transistor according to analogue signal, thus produce the asymmetry index ripple that medical science is special, will
Described asymmetry index ripple is amplified output and can treat the focus of patient to transcutaneous electric nerve stimulation electrode, reaches to control
Treat the purpose of patient, improve therapeutic effect.
As it is shown on figure 3, be the circuit diagram of the low frequency drive unit 21 of a kind of therapy equipment of the present invention, specifically include:
Described digital-to-analogue subelement 211 includes digital to analog converter and variable resistance R0, the outfan string of described digital to analog converter
Join variable-resistance one end, the other end of described variable resistance R0 and its input controlling to follow unit 212 described in end connection；
Specifically, the controlled range of described variable resistance R0 is 0～2.1 kilohm, reaches by regulating its Standard resistance range
Control the amplitude of the analogue signal of digital to analog converter output；Preferably, also can connect between digital to analog converter and variable resistance R0
Connect zero resistance, be used for testing digital to analog converter output.
Described subelement 212 of following includes follower A, the first electric capacity C1, the first resistance R1 and the second resistance R2, described with
The first electric capacity C1 and one end of the first resistance R1, the negative input of described follower A is connected respectively with the positive input of device A
Connect one end of the second resistance R2, the equal ground connection of the other end of described first electric capacity C1, the first resistance R1 and the second resistance R2 is described
The forward of follower A controls end and connects the negative sense of the first supply voltage VCC1, described follower A and control end ground connection, described in follow
The outfan of device A connects low frequency driving subelement 213.
Specifically, the model of described follower A is LM258D, and the resistance of described first resistance R1 and the second resistance R2 is respectively
Being 20 kilohms, 2.2 ohm, described first electric capacity C1 capacitance 3900 pico farad, described first supply voltage is 12 volts, the first electric capacity
C1 is for filtering the analogue signal of high frequency；First resistance is used for dividing potential drop effect, and described second resistance R2 plays constant current effect.
Described low frequency driving subelement 213 includes N-channel MOS pipe Q1, the 3rd resistance R3, the 4th resistance R4 and the second electric capacity
The grid of C2, described N-channel MOS pipe Q1 connects outfan and one end of the 3rd resistance R3 of follower A, described 3rd electricity respectively
The other end ground connection of resistance R3；The source electrode of described N-channel MOS pipe Q1 connects the negative input of follower A, described N-channel MOS pipe
The drain electrode of Q1 connects the 4th resistance R4 and one end of the second electric capacity C2 respectively, another of described 4th resistance R4 and the second electric capacity C2
End is all connected with second source voltage VCC2.
Specifically, described 3rd resistance R3, the resistance of the 4th resistance R4 are respectively 1 kilohm, 51 ohm, described second electricity
Holding C2 capacitance 5600 pico farad, described second source voltage VCC2 is 24 volts, and resistance R3 is used for discharging, and it is defeated that it is used for releasing follower
Go out voltage, by the 4th resistance value R4 and the second electric capacity C2 for producing the asymmetry index ripple that medical science is special.
Described first transformator subelement 214 includes the first transformator T1, the first diode D1 and the 5th resistance R5, described
The first input end of the first transformator T1 connects the positive pole of the first diode D1, and the negative pole of described first diode D1 connects the 5th
Resistance R5 one end, the other end of described 5th resistance R5 connects second input of the first transformator T1, described first transformator
The asymmetry index ripple that first outfan of T1 and the output of the second outfan are amplified.
Specifically, the coil ratio between input and the outfan of described transformator T1 is 40:450, described two poles
The model of pipe D1 is IN4007, and this diode D1 is fly-wheel diode, and the resistance of described 5th resistance R5 is 10 ohm, diode
D1 and the 5th resistance R5 forms freewheeling circuit, when transformator does not works, prevents its reverse current from reaching the purpose of earial drainage, protection
Connected circuit components, sets fixing coil ratio as 40:450, the transformator T1 of coupling by transformator T1
Output can filter the High-frequency Interference of ultrasonic drive unit.
In the present embodiment, at the source-drain electrode of N-channel MOS pipe Q1 if there is voltage, i.e. forward voltage then turns on, otherwise
It is not turned on；When N-channel MOS pipe Q1 turns on, the 4th resistance value R4 and the second electric capacity C2 are used for producing asymmetry index ripple, logical
Cross transformator T1 and asymmetry index ripple is amplified output, the asymmetry index ripple of output is added to transcutaneous electric nerve stimulation
Electrode, forms the ultrasonic pulse that can treat disease.
As shown in Figure 4, for the structured flowchart of ultrasonic drive unit 22 of a kind of therapy equipment of the present invention, including:
Control subelement 221, for controlling control circuit on or off according to pwm signal；
Boosting subelement 222, for when circuit turn-on, boosts to pwm signal；
Second transformator subelement 223, for being amplified the pwm signal of boosting；
Filtering subelement 224, the pwm signal amplified for Filtering Processing so that pwm signal is loaded on super by predeterminated frequency
Sound output unit.
In the present embodiment, described control subelement 221 is combined as E class power amplification circuit with boosting subelement 222, week
The pwm signal of phase property makes its rule turn on, and will not persistently export；By E class power amplification circuit and the second transformator list
Unit 223 coupling, filtering subelement 224 can filter the ultrasound drive signals of output and reach predeterminated frequency, can be prevented effectively from unidirectional current
The danger of pressure directly output electric leakage, improves the coefficient of coup of electromechanics.
As it is shown in figure 5, be the circuit diagram of the ultrasonic drive unit 22 of a kind of therapy equipment of the present invention, specifically include:
Described control subelement 221 is N-channel MOS pipe Q2, and the grid of described N-channel MOS pipe Q2 connects pwm pulse letter
Number, the source ground of described N-channel MOS pipe Q2, the drain electrode of described N-channel MOS pipe Q2 connects amplifies subelement.
Specifically, N-channel MOS pipe Q2 primarily serves the effect of switch, it is also possible to preferably at the grid of N-channel MOS pipe Q2
Connecting with between PWM input signal a resistance, the resistance of this resistance is 5.1 kilo-ohms, and this resistance is for postponing N-channel MOS pipe Q2
Charging interval of source grid so that it is opening procedure smooths.
Described boosting subelement 222 includes choke induction L, the second diode D2, the 3rd electric capacity C3, the 6th resistance R6 and the 7th
Resistance R7, the drain electrode of described N-channel MOS pipe Q2 connect respectively the positive pole of the second diode D2, one end of the 3rd electric capacity C3, the 7th
One end of resistance R 7；The negative pole of described second diode D2 connects one end of the 6th resistance R6；The of described second transformator T2
Two inputs connect respectively the other end of the 6th resistance R6, the other end of the 3rd electric capacity C3, the other end of the 7th resistance R7 and
One end of choke induction L；The other end of described choke induction L connects the 3rd supply voltage VCC3；
Described second transformator Unit 223 are the second transformator T2, the secondary level outfan of described second transformator T2
(that is, the 3rd outfan 3 is positive input terminal and the 4th outfan 4 is positive input terminal) connects filtering subelement, described second transformation
The simple input of device T2 (that is, first input end 1 be negative input end and the second input 2 is positive input terminal).
Specifically, described N-channel MOS pipe Q2 and each device composition E power-like amplifier in boosting subelement 222, described
Second transformator subelement is used for impedance matching: in order to provide the output making its maximum, and signal phase adjusts: make not
With output voltage signal be operated in same phase, it is to avoid anti-phase cause voltage signal to interfere counteracting；Described choke induction L
For preventing electric current excessive and noise suppression, play the effect of protection circuit；Described 3rd supply voltage VCC3 preferred voltage value is
24V；N-channel MOS pipe Q2 turns on, described 3rd electric capacity C3, between the 6th resistance R6 and the 7th resistance R7 parallel connection play quickly liter
The effect of pressure, the second diode D2 conducting；And N-channel MOS pipe Q2 cut-off, electric capacity C3 discharges, the second diode D2 cut-off.
Described filtering subelement 224 includes the 4th electric capacity C4, the 5th electric capacity C5, the 8th resistance R8 and the 9th resistance R9；Institute
State difference the 4th electric capacity C4 in parallel, the 5th electric capacity C5, institute between the 3rd outfan 3 and the 4th outfan 4 of the second transformator T2
State the 5th electric capacity C5 two ends and respectively connect the 8th resistance R8 and one end of the 9th resistance R9, described 8th resistance R8 and the 9th resistance R9
The equal ground connection of the other end；Described 5th electric capacity C5 junction output respectively and between the 8th resistance R8, the 9th resistance R9 is ultrasonic
Drive signal.
Specifically, described electric capacity C4, C5 are used to regulation and focus on the voltage of ultrasonic wafer, reach the purpose of dividing potential drop；Described
8th resistance R8, the 9th resistance R9 with in parallel after electric capacity composition RC filter capacitor, for RC filtering coupling waveform purpose；Institute
State the port for negative ultrasound drive signals, described 5th electric capacity C5 and the 9th resistance R9 between the 5th electric capacity C5 and the 8th resistance R8
Between be the port of positive ultrasound drive signals.
As shown in Figure 6, for the embodiment circuit diagram of ultrasonic drive unit of a kind of therapy equipment of the present invention；
In the present embodiment, Fig. 6 is to have two identical ultrasonic drive unit to constitute；On the basis of Fig. 5；Respectively often
Second input of the second transformator respectively the 3rd diode D3 and the 6th electric capacity C6 in parallel in individual ultrasonic drive unit, described the
The equal ground connection of the other end of three diode D3 and the 6th electric capacity C6；Wherein, described 3rd diode D3 is to prevent input voltage amplitude
Excessive；Described 6th electric capacity C6 is used for filtering；
Be additionally provided with between choke induction L and the second input of the second transformator the 5th diode D5, the 7th electric capacity C7,
The positive pole of the 8th electric capacity C8 and the 4th supply voltage VCC4, described 5th diode D5 connects choke induction L one end, described chokes
The other end of inductance L connects the 4th supply voltage VCC4 and the second input of the second transformator, and the value of the 4th supply voltage is
24V, described 5th diode D5 are used for protection circuit, prevent reverse current；Described 7th electric capacity C7, the 8th electric capacity C8 are connected in parallel on
It is used for filtering between 5th diode D5 positive pole and choke induction L.
As it is shown in fig. 7, be the control method flow chart of a kind of therapy equipment of the present invention, including:
Step S1, obtains described parameter preset, generates the first control signal and the second control according to described parameter preset simultaneously
Signal processed；
Specifically, parameter preset is that user selects to arrange, and described driving signal regulates through parameter preset, and first controls
Signal is the cycle controlling pwm signal, and the second control signal is to control amplitude and the cycle of DAC signal.
Step S2, respectively according to described first control signal generation corresponding with the second control signal ultrasound drive signals and low
Frequency drives signal；
Step S3, described ultrasound drive signals orders about ultrasonic output unit transmitting focusing ultrasound wave；Described low frequency drive signal
Order about low frequency output unit and launch low frequency pulse current；
Wherein, described ultrasound drive signals i.e. pwm signal is by ordering about ultrasonic transducer transmitting focusing ultrasound wave；Described
Low frequency drive signal passes through transcutaneous electric nerve stimulation electrode emission low frequency pulse current.
Specifically, in use, the output of user's lesions position is treated ripple by treatment head by described therapy equipment, as
Shown in Fig. 8 to Figure 10, it is respectively in this therapy equipment and treats the side view of head, top view, upward view；
Each described treatment head all comprises fixing seat A1, is embedded with spill circular groove A2 on described fixing seat A1, described recessed
Being provided with ultrasonic transducer in shape circular groove A2 and externally export focusing ultrasound wave, the height of described spill circular groove A2 is slightly larger than described
Fixing seat height degree；In described fixing seat, it is provided with at least three draw-in groove along spill circular groove A2 edge, sets in electrode slice meanwhile
Having the sheet metal of hollow out, this sheet metal hollow out position is the annulus protruded, and this annulus size is mutually matched with spill circular groove A2,
The annulus edge protruded is provided with at least three buckle, by rotation therapy head, buckle is mutually twisted with draw-in groove；This electrode
Sheet has adhesive, and absorption that can be stable is at lesions position, it is not necessary to binding or hand steered, thus alleviates the workload of doctor, logical
During electricity work, when spill circular groove A2 externally discharges focusing ultrasound wave, by the releasable TENS of sheet metal, reach two kinds for the treatment of ripples
Simultaneously act on lesions position.
Specifically, the shape of described fixing seat A1 can be circular cylinder or rectangular cylinder or elliptic cylindrical, in the application
Preferably elliptic cylindrical, described draw-in groove may also set up in fixing seat A1 concave shaped circular groove A2 outer wall, as long as with annulus in electrode slice
Shape size adapts, and draw-in groove is capable of being engaged with the buckle on annulus, in a manner described clamping, splits and assembles quickly
Convenient, simple to operate, it is simultaneously connected with clamping fastening, difficult drop-off.
Being provided with data port A3 on the fixing seat A1 of the elliptic cylindrical in such as Fig. 8 to 10, described data port A3 is used for passing
Defeated low frequency pulse current and focusing ultrasound wave.
In sum, the present invention passes through low frequency drive unit and ultrasonic drive unit, simultaneously drives ultrasonic output unit and low
Frequently output unit work, output low frequency pulse current and focusing ultrasound wave, for comparing general Vltrasonic device, suffer from for arthritis
Person has more preferable therapeutic effect；Wherein, the reference frequency output focusing on ultrasound wave is 0.5MHz～1MHz, broad output frequency
Rate scope makes it that focus can produce the effect of degree of depth treatment；Described ultrasonic drive unit is based on E class High frequency amplification and transformation
The combination of device, avoids DC voltage by transformator output and directly exports the danger of electric leakage；Low frequency drive unit produces to be had
The asymmetry index ripple of period frequency, improves therapeutic effect；The most corresponding with ultrasonic drive unit in low frequency drive unit
Transformator is set, reaches the purpose of coupling isolation, effectively reduce the impact on low frequency pulse current of the ultrasound wave of output by low
Frequently pulse current and focusing ultrasound wave are integrated in same treatment head and treat focus, wherein, by electrode slice and ultrasonic coupling
Mixture is integrated in one, and treatment head is connected with electrode slice clamping focus output, improves the coefficient of coup of electromechanics.So, this
Invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The principle of above-described embodiment only illustrative present invention and effect thereof, not for limiting the present invention.Any ripe
Above-described embodiment all can be modified under the spirit and the scope of the present invention or change by the personage knowing this technology.Cause
This, have usually intellectual such as complete with institute under technological thought without departing from disclosed spirit in art
All equivalences become are modified or change, and must be contained by the claim of the present invention.
Claims (10)
1. a therapy equipment, it is characterised in that described therapy equipment includes: drive the output of module, ultrasonic output unit, low frequency
Portion, control module and power module；
Described control module, for producing the first control signal and the second control signal simultaneously according to parameter preset；
Described driving module, it comprises low frequency drive unit and ultrasonic drive unit, and described ultrasonic drive unit is for according to the
One control signal produces ultrasound drive signals；Described low frequency drive unit is for producing low frequency driving letter according to the second control signal
Number；
Described ultrasonic output unit, receives ultrasound drive signals for basis and converts electrical signals to focus on ultrasound wave；
Described low frequency output unit, receives low frequency drive signal generation for basis and has the low-frequency pulse of asymmetry index ripple
Stream；
Described power module, for for driving module, ultrasonic output unit, low frequency output unit and control module to power.
Therapy equipment the most according to claim 1, it is characterised in that described low frequency drive unit includes:
Digital-to-analogue subelement, for controlling the amplitude of the analogue signal of output；
Follow subelement, for producing the voltage signal with low output impedance and buffer action according to analogue signal；
Low frequency driving subelement, for producing the asymmetry index with period frequency according to the conducting of voltage signal control circuit
Ripple；
First transformator subelement, is used for amplifying and export described asymmetry index ripple.
Therapy equipment the most according to claim 2, it is characterised in that described digital-to-analogue subelement includes digital to analog converter and can
Power transformation hinders, variable-resistance one end of outfan series connection of described digital to analog converter, the described variable-resistance other end and its control
The input of unit is followed described in end connection；
Described subelement of following includes follower, the first electric capacity, the first resistance and the second resistance, the forward input of described follower
End connects the first electric capacity and one end of the first resistance respectively, and the negative input of described follower connects one end of the second resistance,
The equal ground connection of the other end of described first electric capacity, the first resistance and the second resistance, the forward of described follower controls end and connects first
Supply voltage, the negative sense of described follower controls end ground connection, and the outfan of described follower connects low frequency driving subelement.
Therapy equipment the most according to claim 2, it is characterised in that described low frequency driving subelement includes N-channel MOS pipe
Q1, the 3rd resistance, the 4th resistance and the second electric capacity, the grid of described N-channel MOS pipe Q1 connect respectively follower outfan and
One end of 3rd resistance, the other end ground connection of described 3rd resistance；The source electrode of described N-channel MOS pipe Q1 connects the negative of follower
To input, the drain electrode of described N-channel MOS pipe Q1 connects the 4th resistance and one end of the second electric capacity, described 4th resistance respectively
Being all connected with second source voltage with the other end of the second electric capacity, wherein, described 4th resistance is 51 ohm, described second electricity
Holding capacitance is 5100 pico farads.
Therapy equipment the most according to claim 2, it is characterised in that described first transformator subelement includes the first transformation
Device, the first diode and the 5th resistance, the first input end of described first transformator connects the positive pole of the first diode, and described
The negative pole of one diode connects the 5th resistance one end, and the other end of described 5th resistance connects the second input of the first transformator
The asymmetry index ripple that end, the first outfan of described first transformator and the output of the second outfan are amplified, wherein, described first
Simple and the subgrade coil turn ratio of transformator is 40:450.
Therapy equipment the most according to claim 1, it is characterised in that described ultrasonic drive unit includes:
Control subelement, for controlling control circuit on or off according to pwm signal；
Boosting subelement, for when circuit turn-on, boosts to pwm signal；
Second transformator subelement, for being amplified the pwm signal of boosting；
Filtering subelement, the pwm signal amplified for Filtering Processing so that pwm signal loads on ultrasonic output by predeterminated frequency
Portion.
Therapy equipment the most according to claim 6, it is characterised in that described control subelement is N-channel MOS pipe Q2, institute
The grid stating N-channel MOS pipe Q2 connects pwm pulse signal, the source ground of described N-channel MOS pipe Q2, described N-channel MOS pipe
The drain electrode of Q2 connects boosting son list and the second transformator subelement.
Therapy equipment the most according to claim 6, it is characterised in that described boosting subelement include choke induction, second
Diode, the 3rd electric capacity, the 6th resistance and the 7th resistance, the drain electrode of described N-channel MOS pipe Q2 connects the second diode respectively
Positive pole, one end of the 3rd electric capacity, one end of the 7th resistance；The negative pole of described second diode connects one end of the 6th resistance；Institute
State the second input of the second transformator and connect the other end of the 6th resistance, the other end of the 3rd electric capacity, the 7th resistance respectively
The other end and one end of choke induction；The other end of described choke induction connects the 3rd supply voltage；Described second transformator
Unit is the second transformator, and the simple input of described second transformator connects the two ends of the 3rd electric capacity, described second transformator
Secondary level outfan connect filtering subelement.
Therapy equipment the most according to claim 6, it is characterised in that described filtering subelement include the 4th electric capacity, the 5th
Electric capacity, the 8th resistance and the 9th resistance；Between third and fourth outfan of described second transformator respectively the 4th electric capacity in parallel, the
Five electric capacity, described 5th electric capacity two ends respectively connect the 8th resistance and one end of the 9th resistance, described 8th resistance and the 9th resistance
The equal ground connection of the other end；Described 5th electric capacity output ultrasound-driven letter in junction respectively and between the 8th resistance, the 9th resistance
Number.
10. the control method using the arbitrary described therapy equipment of claim 1～9, it is characterised in that including:
Obtain described parameter preset, generate the first control signal and the second control signal according to described parameter preset simultaneously；
Respectively according to described first control signal generation corresponding with the second control signal ultrasound drive signals and low frequency drive signal；
Described ultrasound drive signals orders about ultrasonic output unit transmitting focusing ultrasound wave；Described low frequency drive signal orders about low frequency output
Portion launches low frequency pulse current.
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| CN108233872A (en) * | 2017-12-20 | 2018-06-29 | 四川泰猷科技有限公司 | A kind of driving circuit and therapeutic equipment based on focusing ultrasound |
| CN108904976A (en) * | 2018-08-23 | 2018-11-30 | 广州市睿盛医疗器械有限公司 | Drive control circuit and physiotherapy equipment |
| CN109289131A (en) * | 2018-08-17 | 2019-02-01 | 广州合舜医疗器械有限公司 | A kind of micro-current ultrasonic wave line engraving beauty instrument control circuit |
| WO2019127355A1 (en) * | 2017-12-29 | 2019-07-04 | 成都泰禾医疗科技有限公司 | Ultrasonic device for postpartum rehabilitation |
| CN110708030A (en) * | 2019-10-08 | 2020-01-17 | 四川泰猷科技有限公司 | Power amplification circuit, method and device |
| CN113101521A (en) * | 2021-05-21 | 2021-07-13 | 四川步歌科技有限公司 | Pain therapeutic instrument |
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| CN106110500B (en) | 2019-01-08 |
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Denomination of invention: The invention relates to a treatment device and a control method thereof Effective date of registration: 20211019 Granted publication date: 20190108 Pledgee: Bank of Chengdu science and technology branch of Limited by Share Ltd. Pledgor: SICHUAN TAIYOU TECHNOLOGY Co.,Ltd. Registration number: Y2021510000255 |