CN109173055A - Frequency conversion type potential therapeutic instrument - Google Patents
Frequency conversion type potential therapeutic instrument Download PDFInfo
- Publication number
- CN109173055A CN109173055A CN201811205426.5A CN201811205426A CN109173055A CN 109173055 A CN109173055 A CN 109173055A CN 201811205426 A CN201811205426 A CN 201811205426A CN 109173055 A CN109173055 A CN 109173055A
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- China
- Prior art keywords
- pin
- transformer
- oscillator
- frequency
- triode
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
-
- 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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Electrotherapy Devices (AREA)
Abstract
A kind of frequency conversion type potential therapeutic instrument, it includes oscillator, step-up transformer BK, the input terminal of the output termination power amplifier of oscillator, the output end of power amplifier is connected to the primary coil of step-up transformer BK, the secondary coil both ends of step-up transformer BK are connected separately with electrode, the load current of step-up transformer BK is connected by the control terminal of a feed circuit and oscillator, and when load current rises, the frequency of oscillation of oscillator is reduced.Over the course for the treatment of, when the constitution of people makes moderate progress, the dielectric constant of in-vivo tissue can increase (i.e. capacitance will increase), when capacitance becomes larger, the output electric current of step-up transformer will increase, reduce the frequency of oscillation of oscillator by feed circuit, i.e., frequency of oscillation makes moderate progress with the constitution of people and reduces automatically, helps to improve therapeutic effect.
Description
Technical field
The present invention relates to a kind of potential therapeutic instruments, for preventing and treating human body diseases.
Background technique
Potential therapeutic instrument exports alternating high voltage, and the treatment cushion of potential therapeutic instrument and the space of surrounding are considered as electricity
Two electrodes of container, human body is placed oneself in the midst of between electrode, and under the action of high-voltage alternating electric field, tissue can generate 50uA extremely
The purpose of weak current of 150uA reaches and adjusts blood of human body acid-base balance, improves autonomic nerve, improve immune function of human body.It hands over
Get higher voltage parameter be frequency and amplitude, frequency range 30-70Hz, amplitude range 1000-9000V, voltage it is higher
The electric current that tissue generates is bigger.In general, over the course for the treatment of, with the improvement of constitution, frequency is gradually reduced, can be taken
Obtain better therapeutic effect.The frequency of usually manual adjustment potential therapeutic instrument makes its progressive reduction, but manual adjustment current potential is controlled
Treat instrument frequency be difficult to the improvement with constitution it is synchronous carry out, operation it is relatively difficult.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of frequency conversion type potential therapeutic instrument, the frequency conversion type potential therapeutic instrument energy
It follows the improvement of constitution to be adjusted in synchronism frequency, facilitates operation, can help to improve therapeutic effect.
The technical scheme is that a kind of frequency conversion type potential therapeutic instrument comprising oscillator, step-up transformer BK, vibration
The input terminal of the output termination power amplifier of device is swung, the output end of power amplifier is connected to the primary line of step-up transformer BK
Circle, the secondary coil both ends of step-up transformer BK are connected separately with electrode, characterized in that when the oscillator includes basis set at
IC circuit 1, trigger IC2, the pin 2 and pin 6 of time-base integrated circuit IC1 are grounded by capacitor C1, time-base integrated circuit IC1
Pin 7 pin 6 is connect by resistance R2, the pin 7 of time-base integrated circuit IC1 connects the collector of triode T1, triode T1's
Emitter meets power vd D by variable resistance R3, and the base stage of triode T1 connects power vd D, time-base integrated circuit by resistance R1
The pin 3 of IC1 meets the pin CP of trigger IC2, and the pin D of trigger IC2 is connect with pin/Q, the pin Q of trigger IC2 with
The input terminal of power amplifier connects；The load current of step-up transformer BK is connected by the base stage of a feed circuit and triode
It connects, when load current rises, the base voltage of triode also rises accordingly.
Its working principle is that step-up transformer load is equivalent to a capacitor, capacitive character when patient is placed oneself in the midst of between electrode
The characteristics of load is that the frequency of application is lower, and its capacitive reactance is bigger, and vice versa.Over the course for the treatment of, the constitution of people makes moderate progress
When, the dielectric constant of in-vivo tissue can increase (i.e. capacitance will increase), when capacitance becomes larger, the output electricity of step-up transformer
Stream will increase, and reduce the frequency of oscillation of oscillator by feed circuit, i.e., frequency of oscillation makes moderate progress and oneself with the constitution of people
It is dynamic to reduce, help to improve therapeutic effect.
The beneficial effect is that the adjusting of frequency is carried out with the improvement automatic synchronization of patient's constitution, facilitate operation；Frequency simultaneously
Adjusting be progressive completion, the discomfort of patient will not be caused because of mutation；With the improvement of constitution, frequency is reduced automatically, is had
Help improve therapeutic effect.
Detailed description of the invention
Fig. 1 is circuit diagram of the invention.
Specific embodiment
Now in conjunction with Detailed description of the invention a specific embodiment of the invention.
A kind of frequency conversion type potential therapeutic instrument comprising the output termination power of oscillator, step-up transformer BK, oscillator is put
The input terminal of big device, the output end of power amplifier are connected to the primary coil of step-up transformer BK, time of step-up transformer BK
Grade coil both ends are connected separately with electrode.
For convenience of output voltage adjusting, multiple taps are equipped in the primary coil of step-up transformer BK, each tap passes through more
The connection of the output end of bit switch HK and power amplifier.
The oscillator includes the time-base integrated circuit IC1 of model NE555, trigger IC2, time-base integrated circuit
The pin 4 and pin 8 of IC1 meets power vd D, and the pin 1 of time-base integrated circuit IC1 is grounded, the pin 5 of time-base integrated circuit IC1
It is grounded by capacitor C2；The pin 2 and pin 6 of time-base integrated circuit IC1 is grounded by capacitor C1, time-base integrated circuit IC1's
Pin 7 connects pin 6 by resistance R2, and the pin 7 of time-base integrated circuit IC1 connects the collector of triode T1, the hair of triode T1
Emitter-base bandgap grading meets power vd D by variable resistance R3, and the base stage of triode T1 meets power vd D, time-base integrated circuit IC1 by resistance R1
Pin 3 meet the pin CP of trigger IC2, the pin D of trigger IC2 is connect with pin/Q, the pin Q and function of trigger IC2
The input terminal of rate amplifier connects；The load current of step-up transformer BK is connected by the base stage of a feed circuit and triode,
When load current rises, the base voltage of triode also rises accordingly.
The feed circuit includes current transformer LK, signal amplifier, rectifier, the primary line of current transformer LK
Circle is connected in the secondary loop of step-up transformer, and the secondary coil of current transformer LK and the input terminal of signal amplifier connect
It connects, the output end of signal amplifier, connects the anode of diode D1, the cathode of diode D1 is grounded by potentiometer W2, potentiometer
W2 is parallel with capacitor C3, and the slide arm of potentiometer W2 connects the base stage of triode T1.
Current transformer LK primary coil can also be connected in the output loop of power amplifier, when time of step-up transformer
When the electric current in grade circuit increases, the electric current of power amplifier also correspondingly increases, and can reduce high-voltage electricity in this way to front stage circuits
Interference.
Circuit theory is that for positive-negative-positive, it constitutes a current source with variable resistance R3, resistance R1 to triode T1, works as triode
When the base stage voltage-to-ground of T1 rises, collector current decline；Time-base integrated circuit IC1 frequency of oscillation and capacitor C1, resistance
The collector current of R2 and triode T1 are related, in the state that capacitor C1, resistance R2 are constant, the collector electricity of triode T1
Stream is bigger, and frequency of oscillation is higher, and vice versa；3 output pulse signal of pin of time-base integrated circuit IC1；The type of trigger IC2
Number be CD4013 d type flip flop integrated circuit, connection constitute a divider circuit, pin CP one pulse of every receiving,
The level state variation of pin Q is primary, and the waveform of pin Q output is symmetrical square wave, and the effect of trigger IC2 is to keep oscillator defeated
Symmetrical square wave out.
Power amplifier carries out power amplification to the output signal of oscillator, with energy band dynamic load.
Feed circuit amplifies the load current of step-up transformer, rectifies, and the load current of step-up transformer is bigger,
The voltage of feed circuit output is also higher；When the load current of step-up transformer increases, the base voltage of triode T1 rises,
The collector current of triode T1 declines, the decline of oscillator frequency of oscillation.
Variable resistance R3 can be potentiometer, and the resistance value for adjusting variable resistance R3 can be changed frequency of oscillation, adjust potentiometer W2
Changeable feedback factor.
For convenience of observed frequency situation of change, it is connected to frequency meter between the pin Q and ground of trigger IC2, for convenience of seeing
The electric current for examining human body is in series with microampere meter in the secondary coil circuit of step-up transformer.
In use, an electrode is placed in insulation cushion, another electrode is grounded or is placed in above insulation cushion, and people sits insulation seat
On pad, multi-position switch HK selection voltage (such as 5000V) is stirred, adjusts variable resistance R3 selection upper limiting frequency (such as 70HZ).One
Keep voltage constant in a course for the treatment of, over the course for the treatment of, the dielectric constant of in-vivo tissue is if any raised trend (the i.e. body of people
Matter makes moderate progress), then frequency declines automatically, since the improvement of human body matter over the course for the treatment of is a progressive process, and frequency
It is automatic decline be also a progressive process, this make one physical efficiency adapt to frequency change, be conducive to improve therapeutic effect.
Claims (3)
1. a kind of frequency conversion type potential therapeutic instrument comprising the output of oscillator, step-up transformer BK, oscillator terminates power amplification
The input terminal of device, the output end of power amplifier are connected to the primary coil of step-up transformer BK, the secondary of step-up transformer BK
Coil both ends are connected separately with electrode, characterized in that the oscillator include model NE555 time-base integrated circuit IC1,
The pin 2 and pin 6 of the trigger IC2 of model CD4013, time-base integrated circuit IC1 are grounded by capacitor C1, when basis set at
The pin 7 of IC circuit 1 connects pin 6 by resistance R2, and the pin 7 of time-base integrated circuit IC1 connects the collector of triode T1, three poles
The emitter of pipe T1 meets power vd D by variable resistance R3, and the base stage of triode T1 meets power vd D by resistance R1, when basis set
The pin CP of trigger IC2 is met at the pin 3 of IC circuit 1, the pin D of trigger IC2 is connect with pin/Q, trigger IC2's
The connection of the input terminal of pin Q and power amplifier；The load current of step-up transformer BK passes through a feed circuit and triode
Base stage connection, when load current rises, the base voltage of triode also rises accordingly.
2. frequency conversion type potential therapeutic instrument according to claim 1, characterized in that the primary coil of step-up transformer BK is equipped with
Multiple taps, each tap are connected by the output end of multi-position switch HK and power amplifier.
3. frequency conversion type potential therapeutic instrument according to claim 2 or 3, characterized in that the feed circuit includes electric current
Mutual inductor LK, signal amplifier, rectifier, the primary coil of current transformer LK are connected in power amplifier output loop,
The secondary coil of current transformer LK and the input terminal of signal amplifier connect, and the output end of signal amplifier meets diode D1
Anode, the cathode of diode D1 is grounded by potentiometer W2, and potentiometer W2 is parallel with capacitor C3, and the slide arm of potentiometer W2 connects three
The base stage of pole pipe T1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811205426.5A CN109173055A (en) | 2018-10-17 | 2018-10-17 | Frequency conversion type potential therapeutic instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811205426.5A CN109173055A (en) | 2018-10-17 | 2018-10-17 | Frequency conversion type potential therapeutic instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109173055A true CN109173055A (en) | 2019-01-11 |
Family
ID=64945008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811205426.5A Withdrawn CN109173055A (en) | 2018-10-17 | 2018-10-17 | Frequency conversion type potential therapeutic instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109173055A (en) |
-
2018
- 2018-10-17 CN CN201811205426.5A patent/CN109173055A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190111 |
|
| WW01 | Invention patent application withdrawn after publication |