Device for applying physiotherapy

FIELD: medical engineering.

SUBSTANCE: device has power supply source, M-photodiodes, inductive radiator mounted on flat dielectric carcass, active oscillator, modulator and low frequency oscillator circuits. The radiator is mounted in dielectric casing having two parts. Low frequency oscillator has oscillator of continuously variable frequency in frequency bandwidth of 10-8000 Hz. The device has additional control tract. The tract has in series connected amplitude detector, Dc amplifier and indicator light-emitting diode, timer and acoustic indication unit.

EFFECT: wide range of functional applications.

3 dwg

 

The invention relates to medicine, namely to physiotherapeutic devices.

At the present time is widely used in medical practice has received portable led matrix apparatus for phototherapy dune-T for the treatment and prevention of various diseases.

The apparatus has a marked stimulating effect on the immune system and improves blood circulation in tissues [1].

To increase the effectiveness of treatment in clinical practice introduced a new method of physical therapy [2]. The method is carried out by exposure to living biological tissue by irradiation of low-intensity monochromatic radiation of visible and near infrared ranges with a small width and is simultaneously affected by high-frequency electromagnetic field. An electromagnetic field is formed by a sinusoidal signal in the frequency range of 100-1000 kHz and modulated by the amplitude of the low frequency signal in the frequency range of 10-1000 Hz. The device comprises a separate light emitter and inductive emitter. The light emitter comprises a base, which is fixed to M-LEDs. Inductive emitter includes a flat dielectric frame with a Central hole where the winding. Both emitter secured in the dielectric housing, which is closed by a cover with overstamp the Central part. The device is equipped with a high-frequency oscillator, the circuit through which the capacitor is connected winding oscillator, modulator and a source of low-frequency signal. The device is powered by battery or AC source.

The above device is taken as a prototype [2].

The objective of the invention is the extension of the operational and therapeutic options.

This is achieved by a device for physical therapy, containing the power supply, M-led, inductive emitter placed on a flat dielectric frame, the circuit of oscillator, modulator and low-frequency generator according to the invention M LEDs fixed in the Central part of the frame inductive emitter mounted in a dielectric housing consisting of two parts, the low-frequency generator is designed in the form of a generator with a constantly changing frequency in the frequency range 10-8000 Hz and placed together with the power supply in a separate case, the device is equipped with an additional path control containing series-connected amplitude detector, a DC amplifier, and indicator led, equipped with an additional timer and audio item display.

The essence of the invention lies in the fact that in the proposed device the item impacts the soda is containing light and inductive transducers, made in the form of a separate structural element, the low-frequency generator is designed in the form of a generator with a constantly changing frequency in the frequency range 10-8000 Hz. The device is equipped with an additional path control of high frequency oscillations, a timer and an element of an audible indication. The oscillator circuit is connected to the power source through the attenuator, which allows the procedure to modify the electric field in the inductive emitter.

Figure 1 shows a functional diagram of a device for physiotherapy; figure 2 is emitting module; figure 3 shows the element of impact.

Device for physiotherapy contains led emitter 1, containing a set of red and infrared LEDs connected in series and connected to a power source 2, the inductive emitter 3, the winding through which the capacitor 4 is connected to the circuit of the high-frequency oscillator 5.

Winding 3 at the same time acts as a radiator of electromagnetic waves in space and the inductive element of the resonant circuit of the oscillator 5. The carrier frequency oscillator 5 is determined by the inductance of the winding 3 and the capacitance value of the capacitor 4 and is in the frequency range 200-2000 kHz.

For availability control vysokochastotnyye the device is provided with a path control 6, connected to the oscillator circuit 5, and containing series-connected amplitude detector 7, a DC amplifier 8 and the indicator led 9.

The device contains a low-frequency generator 10, which is made in the form of a generator with a constantly changing frequency in the frequency range 10-8000 Hz. Output terminals of the generator 10 by means of the modulator 11 is connected to the oscillator circuit 5.

Between the oscillator circuit 5 and the power source 2 in the food chain is on the attenuator 12. The presence of the attenuator 12 allows you to change the magnitude of the electric field of the inductive emitter 3. The device is equipped with a timer 13 and the audio item display 14.

Figure 2 is emitting module comprising a planar dielectric frame 15 made in the form of radially arranged blades with gap. On the frame is placed a coil 3, which is made in the form of a spiral, with each spiral wire turns around one or the other side of each petal frame.

The odd number of blades.

In the Central part of the frame 15 has M holes, in which are mounted the LEDs. The connection terminals of the LEDs can be made by means of conductors 16 and by means of conductors is placed on the circuit Board. Winding 3 its findings 17 and 18 are connected with you who Odom capacitor 4 and the oscillator circuit 5. The set of LEDs by means of conductors 19 and 20 is connected to the power supply 2.

Device for physiotherapy structurally consists of two functional elements electrically connected by means of a flexible cable. The first is the element of influence, containing detachable dielectric body consisting of two parts 21 and 22.

In the lower part 21 is installed emitting module, executed in the form of a frame 15 with the winding 3 and LEDs 1.

Circuit of oscillator 5, the path control 6 and the modulator 11 is structurally designed as a separate hybrid circuit 23. The hybrid circuit 23 is also installed in the bottom part 21 and is connected to the winding 3 by means of conductors 17 and 18 and with the conductors of the flexible cable 24. The upper housing 22 is equipped with a large Central hole (above the led emitter). Both parts are connected by screws.

The second functional element (not shown), comprises a power source 2, the low-frequency generator 10, the attenuator 12, a timer 13 and the audio item display 14.

The device operates as follows. Set on the timer 13 the exposure time. The attenuator 12 establish a given electric field strength at the surface inductive emitter. Include meals.

The oscillator 5 generates the sinusoidal wysokosc the frequency of oscillations in the frequency range 200-2000 kHz, using the modulator 11 is modulated by the amplitude of the low frequency signal output from the low frequency generator 10. At the same time provides power to the LEDs, which is performed pulsed with a pulse frequency of 100 Hz. The device is in working condition. Treatment is performed in accordance with the medical procedure.

The proposed device for physiotherapy in comparison with known devices [1 and 2] and has operational flexibility, namely the presence of path control, timer, audible indication and attenuator.

Has advanced medical capabilities that are determined by the presence of the low frequency signal generator with a wide range of modulation frequencies. The presence of the attenuator allows you to extend the range of electric field inductive emitter that allows you to have a number of modes of physical therapy effects.

Sources of information

1. Application of the "dune - T in the treatment and prevention of various diseases. Edited by Prof., Dr. SC Effleurage, Tomsk, 1998 Medico-ecological center "dune". Certificate No. 02345511 from 14.08.97 ghostnet.

2. RF patent №2199354, CL 7 A 61 N 2/00, published. 27.02.2003, bull. No. 6.

Device for physiotherapy, containing the power supply, M-led, inductive emitter, R is smeshannyi on a flat dielectric frame, circuit of oscillator, modulator and low-frequency generator, wherein M LEDs fixed in the Central part of the frame inductive emitter mounted in a dielectric housing consisting of two parts, the low-frequency generator is designed in the form of a generator with a constantly changing frequency in the frequency range 10-8000 Hz, the device is equipped with an additional path control, which contains series-connected amplitude detector, a DC amplifier and indicator led, timer and audio item display.



 

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