CN2933452Y - Ultrashort wave electro-therapy machine - Google Patents
Ultrashort wave electro-therapy machine Download PDFInfo
- Publication number
- CN2933452Y CN2933452Y CN 200520120323 CN200520120323U CN2933452Y CN 2933452 Y CN2933452 Y CN 2933452Y CN 200520120323 CN200520120323 CN 200520120323 CN 200520120323 U CN200520120323 U CN 200520120323U CN 2933452 Y CN2933452 Y CN 2933452Y
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- oscillating circuits
- ultrashort wave
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Abstract
The utility model relates to a medical instrument using a type of ultra-short wave on body of the patient to generate internal heat effect and thus achieving the purpose of pain relief, spasmolysis and inflammation diminishing. The utility model is mainly characterized in that: the pulse modulation circuit is used to modulate the ultra-short wave generated by high frequency oscillatory circuit and generate discontinuous pulse wave for treatment, so as to prevent deterioration of acute inflammation and pyogenesis disease due to excessive dosage and control difficulty. Meanwhile, the utility model can also provide continuous treatment methods to meet the requirements of different patients to function as two machines. Besides, the utility model can also select pulse modulation frequency and characterized by advantages of good isolation effect and less pollution to its surrounding environment.
Description
Technology or application
This utility model relates to a kind of instrument that human body is treated, and refers to that especially a kind of application high-frequency electric wave effect patient human body to produce internal heat effect, reaches the ultrashort wave diathermy apparatus of therapeutic purposes such as pain relieving, spasmolytic antiinflammatory.
Prior art
Ultrashort wave diathermy apparatus is to use the instrument that high-frequency electrical is treated patient's human body.Its effect mainly is that the ultrashort wave electric current acts on human body by capacitance electrode with high-frequency electric field, human body is as the part of output loop, electric lines of force moves the molecule of human body affected part and ion by tissue on its parallel position, and phase mutual friction and produce internal heat effect, this effect makes patient's top layer and deep tissues thermally equivalent, produce a series of biological effect, reach therapeutic purposes such as pain relieving, spasmolytic antiinflammatory.
At present, the high-power ultrashort wave diathermy apparatus of manufacturer production, its output are 200W, and operating frequency 40.68MHz or 50.00MHz, output current are the sinusoidal continuous wave of constant amplitude.This traditional ultrashort wave diathermy apparatus, remain the problem that dosage is difficult to grasp in to the treatment of acute inflammation, wound healing clinically, as the treatment to acute suppuration inflammation disease the phenomenon that causes inflammation because of dosage is bigger than normal and to worsen can appear, especially to children's and feel more to exist in more blunt patient's the treatment therapeutic dose bigger than normal and easily cause the patient's that burns problem.
Content of the present utility model
The purpose of this utility model is that a kind of ultrashort wave diathermy apparatus that is output as the discontinuous pulses ripple will be provided, this electrizer can overcome, avoid exporting continuous wave and treat the appearance that causes the inflammation deterioration problem because of dosage is bigger than normal, be adapted to that acutely inflamed antiinflammatory is had the obvious results characteristics.
Secondly, the purpose of this utility model is the ultrashort wave diathermy apparatus that a kind of available output discontinuous pulses ripple or continuous wave will be provided, and reaches and selects therapeutic modality targetedly, to be suitable for different patients' treatment requirement.
Its purpose is realized by following scheme:
A kind of ultrashort wave diathermy apparatus comprises:
One AC voltage adjusting control circuit, it is imported according to civil power, and line voltage is carried out Regulation Control;
One timing control circuit according to the treatment time of setting, carries out timing control;
One power supply transforming circuit carries out transformation to the output voltage of AC voltage adjusting control circuit;
One high-voltage rectifier according to the timing time of timing control circuit, carries out rectification to the output voltage of power supply transforming circuit;
One high-frequency oscillating circuits, the higher-order of oscillation takes place in the energy that it provides according to high-voltage rectifier, produces ultrashort wave;
Its main feature is, it also comprises pulse modulated circuit, and this circuit is modulated the ultrashort wave signal that high-frequency oscillating circuits produces.
Like this, the electric current of ultrashort wave diathermy apparatus output is the pulse high frequency waves, causes problems such as inflammation deterioration because of continuous action dosage is bigger than normal because of its interruption output is difficult for generation.
In the such scheme, the ultrashort wave that high-frequency oscillating circuits produces is 27.12MHz, and power is 200W; The pulse-modulated signal frequency of pulse modulated circuit output is 70Hz, perhaps 350Hz, perhaps 70Hz and 350Hz constitute alternative a kind of.Two kinds of pulse-modulated signal frequencies are provided, can select for the user.
It is desirable to, in the such scheme, high-frequency oscillating circuits comprises transfers screen push-pull oscillator circuit, transmission isolating transformer, high-frequency filter circuit and transistor switching circuit.This high-frequency oscillating circuits has the efficient height, the pipe consumption is few, the circuit characteristic of simple.
Be more preferably, in the such scheme, pulse modulated circuit adopt two groups independently oscillating circuit the frequency of two kinds of pulse-modulated signals is provided, and realize that by the impulse modulation freq converting circuit two groups of oscillating circuits are connected with conversion between the high-frequency oscillating circuits.The arrival parameter adjustment is convenient, little effect influences each other.
For realizing second purpose of the present utility model:
In the such scheme, continuous, a pulse conversion circuit control is arranged between pulse modulated circuit and the high-frequency oscillating circuits, constitute the relation whether pulse modulated circuit is connected with high-frequency oscillating circuits.
Like this, ultrashort wave diathermy apparatus can be realized two kinds of therapeutic modalities, i.e. continuous wave therapeutic modality and impulse wave therapeutic modality, reach and select therapeutic modality targetedly, to be suitable for different patients' treatment requirement, saved material simultaneously, reach the effect that realizes two machines with a machine.
The drawing explanation
Fig. 1 is the circuit diagram of a kind of specific embodiment of this utility model.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is done concrete detailed description the in detail:
With reference to Fig. 1, ultrashort wave diathermy apparatus comprises AC voltage adjusting control circuit 1, timing control circuit 2, B2 mains transformer 3, high-voltage rectifier 4, high-frequency oscillating circuits 5, pulse modulated circuit 6, impulse modulation freq converting circuit 7, continuous, pulse conversion circuit 8, peak detection display circuit 9.Wherein: pulse modulated circuit adopts two groups of independently oscillating circuits---rarefaction wave time-base oscillation circuit and condensation wave time-base oscillation circuit, the frequency of two kinds of pulse-modulated signals is provided, form rarefaction wave time-base oscillation circuit by IC8, R94, R95, R96, R97, W3, C61, C62, the generation frequency is 70 hertz a pulse-modulated signal; Form condensation wave time-base oscillation circuit by IC9, R98, R99, R96, R100, R101, W4, C63, C64, the generation frequency is 350 hertz a pulse-modulated signal.The impulse modulation freq converting circuit comprises permutator K4b and relay J 10, permutator K4b connects relay J 10 control coils, control contact J10K changes, connect the outfan of rarefaction wave time-base oscillation circuit or condensation wave time-base oscillation circuit, realize the output of different pulse-modulated signal frequencies.High-frequency oscillating circuits 5 comprises the accent screen push-pull oscillator circuit of being made up of electron tube G1, G2 anode oscillator coil L2, grid feedback coil L1, transmission isolating transformer B4, the high-frequency filter circuit that resistance R 106, R107, R108, capacitor C 65 are formed, transistor BG15 on-off circuit, wherein, the colelctor electrode of transistor BG15 on-off circuit connects the negative electrode of electron tube, utilizes the negative grid voltage of electron tube to provide power supply for it, by the BG15 conducting or end, for electron tube provides pulse-modulated signal.Continuously, pulse conversion circuit 8 comprises permutator K4a, relay J 9, by permutator K4a control relay J9, and whether export by control contact J9K strobe pulse modulation signal, realize that two groups of oscillating circuits are connected with conversion between the high-frequency oscillating circuits 5, more specifically, whether the electronic tube grid loop end of control contact J9K control high-frequency oscillating circuits is connected with the transistor BG15 colelctor electrode of high-frequency oscillating circuits.Peak detection display circuit 9, by resistance R 88, R89, R90, diode D61, D62, compositions such as capacitor C 55, resistance R 91, R92, W5 and microampere meter are used for the peak value display electric current.
In the present embodiment, adopt anti-high-pressure crystal audion BG15 to make impulse modulation and impulse modulation employing grid modulation system, have following characteristics:
1, impulse waveform is good;
2, utilize the electron tube negative grid voltage, do not need external power source.
3, modulation power is little, and circuit design is simple.
Claims (9)
1, a kind of ultrashort wave diathermy apparatus comprises:
One AC voltage adjusting control circuit, it is imported according to civil power, and line voltage is carried out Regulation Control;
One timing control circuit according to the treatment time of setting, carries out timing control;
One power supply transforming circuit carries out transformation to the output voltage of AC voltage adjusting control circuit;
One high-voltage rectifier according to the timing time of timing control circuit, carries out rectification to the output voltage of power supply transforming circuit;
One high-frequency oscillating circuits, the higher-order of oscillation takes place in the energy that it provides according to high-voltage rectifier, produces ultrashort wave;
Its principal character is, it also comprises pulse modulated circuit, and this circuit is modulated the ultrashort wave signal that high-frequency oscillating circuits produces.
According to the ultrashort wave diathermy apparatus of claim 1, it is characterized in that 2, the ultrashort wave that high-frequency oscillating circuits produces is 27.12MHz, power is 200W; The pulse-modulated signal frequency of pulse modulated circuit output is 70Hz, perhaps 350Hz, perhaps 70Hz and 350Hz constitute alternative a kind of.
3, according to the ultrashort wave diathermy apparatus of one of claim 1 or 2, it is characterized in that, high-frequency oscillating circuits comprises transfers screen push-pull oscillator circuit, transmission isolating transformer, high-frequency filter circuit and transistor switching circuit, wherein, transfer the screen push-pull oscillator circuit to be made up of electron tube G1, G2 anode oscillator coil L2, grid feedback coil L1, high-frequency filter circuit is made up of resistance, electric capacity, and the transistor BG15 colelctor electrode of transistor switching circuit is connecting the negative electrode of electron tube.
4, according to the ultrashort wave diathermy apparatus of one of claim 1 to 2, it is characterized in that, pulse modulated circuit adopt two groups independently oscillating circuit the frequency of two kinds of pulse-modulated signals is provided, and realize that by the impulse modulation freq converting circuit two groups of oscillating circuits are connected with conversion between the high-frequency oscillating circuits.
According to the ultrashort wave diathermy apparatus of claim 4, it is characterized in that 5, pulse modulated circuit and high-frequency oscillating circuits have continuous, a pulse conversion circuit control, constitute the relation whether pulse modulated circuit is connected with high-frequency oscillating circuits.
6, according to the ultrashort wave diathermy apparatus of claim 5, it is characterized in that, continuously, pulse conversion circuit comprises permutator K4a, relay J 9, by permutator K4a control relay J9, and by control contact J9K, whether the electronic tube grid loop end of control high-frequency oscillating circuits is connected with the transistor BG15 colelctor electrode of dither circuit.
7, according to the ultrashort wave diathermy apparatus of claim 3, it is characterized in that, pulse modulated circuit adopt two groups independently oscillating circuit the frequency of two kinds of pulse-modulated signals is provided, and realize that by the impulse modulation freq converting circuit two groups of oscillating circuits are connected with conversion between the high-frequency oscillating circuits.
According to the ultrashort wave diathermy apparatus of claim 7, it is characterized in that 8, pulse modulated circuit and high-frequency oscillating circuits have continuous, a pulse conversion circuit control, constitute the relation whether pulse modulated circuit is connected with high-frequency oscillating circuits.
9, ultrashort wave diathermy apparatus according to Claim 8, it is characterized in that, continuously, pulse conversion circuit comprises permutator K4a, relay J 9, by permutator K4a control relay J9, and by control contact J9K, whether the electronic tube grid loop end of control high-frequency oscillating circuits is connected with the transistor BG15 colelctor electrode of dither circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520120323 CN2933452Y (en) | 2005-12-20 | 2005-12-20 | Ultrashort wave electro-therapy machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520120323 CN2933452Y (en) | 2005-12-20 | 2005-12-20 | Ultrashort wave electro-therapy machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2933452Y true CN2933452Y (en) | 2007-08-15 |
Family
ID=38350143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520120323 Expired - Lifetime CN2933452Y (en) | 2005-12-20 | 2005-12-20 | Ultrashort wave electro-therapy machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2933452Y (en) |
-
2005
- 2005-12-20 CN CN 200520120323 patent/CN2933452Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070815 |
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| EXPY | Termination of patent right or utility model |