KR20040011736A - Electrotherapy device for using ultrasonic waves and low frequency waves - Google Patents

Abstract

PURPOSE: An electrical apparatus for medical treatment capable of easily attaching to curved portions of body such as waist, back, shoulder and legs is provided by applying supersonic and lower-frequency waves and having flexible pad having a plurality of button type electrodes. CONSTITUTION: The apparatus comprises a flexible pad(10) to apply electrical stimulations to desired portions of a body; a stationary pad(20) to apply electrical stimulation to sole of foot; a separable pad(30) to apply electrical stimulations to desired portions of the body; a supersonic vibrator part(40) to apply electrical stimulation to desired portions; and a main body(50) including a controller to control activation of the flexible pad(10), the stationary pad(20), the separable pad(30) and the vibrator(40).

Description

Electrotherapy device for using ultrasonic waves and low frequency waves

The present invention relates to an electrotherapy device that applies electrical stimulation to a specific part of the body (eg, waist, abdomen, legs, etc.), and more particularly, to an electrotherapy device using ultrasound and low frequency.

Conventional electrotherapy devices are used exclusively for one person and are provided with a number of small ceramic pads (e.g., two or twelve) as an output device for applying electrical stimulation to specific areas such as the waist, abdomen, legs, shoulders, soles, etc. of the body. It is to be used to attach, and to transmit the electrical stimulation to the body by supplying a regular low frequency signal having the same frequency characteristics to the ceramic pad attached to the body.

In particular, the ceramic pad is to be attached to the body using an adhesive or a belt to the frequency input terminal under the control of experts, and for this reason it is limited to use only in certain medical institutions, such as hospitals, it is impossible to use in a general home.

On the other hand, unlike the electrotherapy device using a ceramic pad that is allowed to be used only in a specific medical institution as described above, the conventional electrotherapy device developed for general home use a low-frequency signal only on the foot in a fixed position in the form of a footboard with a fixed ceramic pad Products have been developed to apply electrical stimulation.

However, such a scaffold-type home electrotherapy device has a disadvantage in that it is not applicable to body parts other than the sole of the foot, such as the abdomen, the waist, the shoulder, etc. In recent years, one or two removable ceramic pads can be used. Domestic low frequency electrotherapy devices have been developed.

However, since the combination low frequency electrotherapy device composed of fixed and detachable ceramic pads has to use only one or two ceramic pads, it is inconvenient to be restricted by the use area. As the output is shortened the electrical resistance of the body, due to this there is a problem that must continuously increase the output strength of the frequency signal.

Accordingly, the present invention is to overcome the above-mentioned conventional problems, the object of the present invention is to arrange a plurality of button-type electrodes, as well as a foot-shaped fixed pad and a detachable pad, an ultrasonic vibrator, a plurality of waists or a lot of flexion, Ultrasonic waves provided with flexible pads that can be easily attached to the back, shoulders, and legs, and apply various electric stimuli due to low frequency and ultrasonic waves in which these pads and vibrators have different frequency characteristics for various parts of the body And to provide an electrotherapy device using a low frequency.

Electrotherapy using ultrasound and low frequency to achieve the object of the present invention, the flexible pad unit for supplying a low frequency signal to the flexible pad to apply electrical stimulation to a specific part of the body; A fixed pad unit for supplying a low frequency signal to the foothold fixing pad to apply electrical stimulation to the sole of the body; A detachable pad unit for supplying a low frequency signal to the detachable pad to apply electrical stimulation to a specific part of the body; An ultrasonic vibrator unit for supplying an ultrasonic signal to the ultrasonic vibrator to apply electrical stimulation to a specific part of the body; And a treatment unit controller for controlling the operation of the flexible pad unit, the fixed pad unit, the detachable pad unit, and the ultrasonic vibrator unit.

1 is a circuit diagram showing an electrotherapy device using ultrasound and low frequency according to the present invention,

2 is a perspective view showing an electrotherapy apparatus using ultrasound and low frequency according to the present invention;

3 is a flow chart showing a low frequency pad control state of the treatment unit controller;

4 is a circuit diagram showing a flexible pad portion;

5 is a graph showing a control signal of the flexible pad unit;

6 is a flow chart showing an ultrasonic vibrator control state of the treatment unit controller;

7 is a configuration diagram showing an ultrasonic oscillator output control device using PWM;

8 is a block diagram illustrating an ultrasonic oscillator output control apparatus using current control.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2, the flexible pad unit 1-8 supplies a low frequency signal to the flexible pad 10 to apply electrical stimulation to a specific part of the body.

The flexible pad unit 1-8 controls a frequency converter 1-9 for converting a low frequency for controlling the flexible pad 10 of the controller 1-10, and adjusts the timing of the electrical stimulation of the flexible pad 10. An output amplification and control device (1-25) for amplifying the output of the converted frequency controlled by the high speed timer (1-3) and the low speed timer (1-4), the control unit (1-10), and the timers And a signal switching device (1-5) for applying electrical stimulation to the body through the flexible pad (10) connected to the output device (1-7) by switching the amplified frequency signal to the output device (1-7). It is composed of

The flexible pad 10 is made of a silicon material, and is arranged by blocking a plurality of button electrodes in the top, bottom, left, right, and center to drive the plurality of button electrodes in a directional control and a symmetrical type.

The fixing pad unit 1-14 supplies a low frequency signal to the scaffold-type fixing pad 20, that is, a fixing pad for low frequency foot stimulation, and applies electrical stimulation to the sole of the body.

The fixed pad unit 1-14 is a frequency converter 1-12 for converting a low frequency for controlling the scaffold type fixed pad 20 of the control unit 1-10, and is controlled by the control unit 1-10 and converted. It is composed of an output device and an output control device (1-13) for applying the electrical stimulation to the sole by amplifying the output of the frequency and amplified and delivered to the scaffold-type fixed pad (20).

The detachable pad unit 1-17 supplies a low frequency signal to the detachable pad 30, which is a fixed ceramic pad, to apply electrical stimulation to a specific part of the body.

The detachable pad unit 1-17 includes a frequency converter 1-15 for converting a low frequency for controlling the detachable pad 30 of the control unit 1-10, and a frequency controlled and converted by the control unit 1-10. It is composed of an output device and an output control device (1-16) for applying an electrical stimulation to the body by amplifying the output of the amplified and delivered to the separate pad (30).

The ultrasonic vibrator unit 1-22 supplies an ultrasonic signal to the ultrasonic vibrator 40 to apply electrical stimulation to a specific part of the body.

The ultrasonic vibrator unit 1-22 is a frequency generator 1-18 for generating ultrasonic waves for controlling the ultrasonic vibrator 40 by the control unit 1-10, and a frequency for converting the generated ultrasonic signals into voltage to stabilize them. Stabilizer (1-19), through the ultrasonic oscillator 40 connected to the output device (1-21) by amplifying the converted voltage signal and transferred to the output device (1-21) through the switch (1-s1) And an output device 1-23 for controlling the output intensity of the output device 1-21.

The treatment device control unit 1-6 controls the operation of the flexible pad unit 1-3, the fixed pad unit 1-14, the detachable pad unit 1-17, and the ultrasonic vibrator unit 1-22. And a plurality of low frequency pad parts 1-3, 1-14, 1-17 and ultrasonic vibrator parts 1-22, which are operated by the power supply of the power supply device 1-23, as shown in FIG. It is built in the bag-shaped body 50 as shown.

The treatment device control unit 1-6 includes a display unit 1-1 indicating an operation state of the treatment device, an operation unit 1-11 through which a user inputs a key signal necessary for controlling the treatment device, and general information necessary for controlling the treatment device. The operation of the storage device 1-2 and the display unit 1-1 to be stored is controlled, and the flexible pad unit 1 is controlled by the key signal of the operation unit 1-11 and the information of the storage device 1-2. -3) outputs a low frequency control signal for the fixed pad unit 1-14 and the detachable pad unit 1-17, and outputs an ultrasonic control signal for the ultrasonic vibrator unit 1-22 to provide the flexible pad unit ( 1-3, and a fixed pad unit 1-14, a detachable pad unit 1-17, and a control unit 1-10 for controlling the operation of the ultrasonic vibrator unit 1-22.

Electrotherapy device using the ultrasonic wave and low frequency according to the present invention configured as described above operates as follows.

3 to 8, the control unit 1-10 switches outputs according to the state of information input from the operation unit 1-11 according to the storage information of the storage device 1-2. The operation of the output device is controlled, and the operation state thereof is displayed on the display portion 1-1.

In the treatment device control unit 1-6, a storage unit 1-2 storing the ultrasonic control and the combined low frequency information, and an operation unit which is an input device for transmitting the operation command of the device to the control unit 1-10 ( 1-11 and the display unit 1-1 displaying the operation state are connected to the control unit 1-10, and the ultrasonic vibrator unit 1-22, the flexible pad unit 1-8, and the scaffolding type are fixed. The control unit and the signal for frequency conversion are provided to the pad unit 1-14 and the detachable pad unit 1-17.

In the ultrasonic vibrator unit 1-22, the frequency generator 1-18 receives a PWM (Pulse with Modulation) signal output from the controller 1-10 and inputs a frequency corresponding to the pulse width. The frequency output is stabilized by converting a change of frequency into a voltage so that the frequency deviation is within 1% of a specific reference frequency in the frequency stabilization device (1-19). -20). The amplifying device 1-20 amplifies the input voltage with sufficient intensity to drive the ultrasonic vibrator 40 connected to the output device 1-21, and then outputs the output device through the switch 1-s 1 of FIG. 1. It supplies to the vibrator 40 of 1-21).

The output strength of the output device 1-20 is controlled by the output control device 1-23. The output control device 1-23 is a storage device 1- 1 connected to the control unit 1-10. Based on the stored information in 2), the time and output intensity are set in the 4 to 5 steps based on the use part of the body and controlled.

When the use site is input from the operation unit 1-11 connected to the control unit 1-10, the output control device 1-23 determines the use site as shown in the flowchart of FIG. The output intensity control signal is provided to the amplifying apparatus 1-20 based on the output intensity and time of the used part according to the information of the control unit.

At this time, the control unit 1-10 displays the contents on the display unit 1-1, and displays the remaining time on the display unit 1-1 in units of 1 minute as time passes. When this is finished, the driving function is stopped and the standby mode is switched to keep track of the state of the input device.

7 and 8 illustrate an embodiment of the output control device 1-23, and the output control device using the PWM of FIG. 7 includes the selection switches s1, s2, s3, When s4) is selected, a used part is input to the controller 5-1 (corresponding to the selection switches s1, s2, s3, and s4), and the common point 5-6 shown in FIG. 7 is zero potential or zero potential. The control reference is set using the positive potential (+), and the storage device 5-5 is connected to the control unit 5-1 to control the set memory and the strength of the output by the control unit 5-1. When outputting a PWM (Pulse with modulation) signal (5-2) corresponding to the output strength for each part, the low pass filter (5-3) is changed to a DC voltage corresponding to the output control signal (5- 4) is generated and supplied to the output control amplifier 1-20.

In addition, the output control device according to the current control of FIG. 6 uses the inflow voltage source 6-1 as the input of the current control element 6-2, and selects switches for each body part 6-s1, 6-s2, 6-s3. , 6-s4) is selected to control the current through the voltage current controllers 6-4, 6-5, 6-6, 6-7 to output the detected control voltage of (6-3) (1-20) to control the output device (1-20), and the reference numeral 6-8 performs a function corresponding to the control unit (1-10) to select the body part selection switch (6-s1, 6-s2,6-s3,6-s4) controls on and off.

On the other hand, the flexible pad unit (1-8) is a frequency converter (1-9) by the control unit (1-10) to the PWM (Pulse with modulation) signal superimposed the clock frequency of several KHz which is a signal for frequency conversion When supplied to the frequency converter 1-9, the frequency converter 1-9 converts the input signal into a triangular wave, a sine wave, and a square wave, and supplies it to the output amplification and control device 1-25.

At this time, the output amplification and control device (1-25) amplifies a PWM (Pulse with modulation) signal with the frequency of several KHz and inputs to the frequency converter (1-9) to convert the output signal to a signal switching device (1-5), and then the signal switching device (1-5) outputs the combined low frequency signal switched by the control outputs of the high speed timer (1-3) and the low speed timer (1-4). 1-7) is transmitted to the human body to drive the flexible pad (10).

4 and 5, a plurality of internal electrode parts 2-12 of the flexible pad 10 are arranged to be at the same potential by blocking at least three or seven units (a)-(h) in units. It consists of a button type electrode. The blocks (a)-(h) of these button-shaped electrodes are electrically bound to be at the same potential.

In the present invention, the connection blocks (d) and (e) in the internal electrode portions 2-12 of the flexible pad 10 are connected to terminals (a) and (b) of the input switch 3, and the input switch ( Common terminal (c) of 4) is connected to (a) of input switch (3), and terminal (a) of input switch (4) is connected to terminal (b) of input switch (3) to input terminal (2- 3) the common point of the low frequency input frequency inputted to the internal electrode portion 2-12 of the flexible pad 10 by the switching input of the switching switch 2-4 in the horizontal or vertical direction, that is, in the horizontal or vertical direction. The switching function is implemented, and the control signal input terminal (2-5) of the input switch (4) performs the operation of integrating the horizontal and vertical common points, and the input switches (3, 4) are initially the terminal (a) Is switched to terminal (b) by the control signal.

In addition, the selector switch 2-7 is composed of input switches 1 and 2, that is, SW1 and SW2, and is operated in conjunction with each other. The terminal a of SW1 is connected to the internal connection block of the internal electrode part 2-12. c), the terminal (b) is electrically connected to the internal connection block (h) of the internal electrode portion (2-12), the terminal (a) of the input switch (2) is the internal electrode portion (2) Block (f) and terminal (b) of -12) are configured to be connected to the internal electrode portion (2-12) and block (b), so that the common terminals of the switching switches SW1 (c) and SW2 (c) have a low frequency signal. It is connected to the input terminal (2-2) to supply a signal to the flexible pad (10).

In Fig. 4, the input terminal (2-1) controls the (b, c, f, h) block by controlling the fast timer (1-3) signal of (3-2) or (3-3) of Fig. 5. (2-4) the input terminal is controlled by the signal (3-4) of Fig. 5 to switch the common point of the signal source horizontally and vertically to energize the internal electrode portion (2- of the flexible pad 10). The current flow of the contact according to 12) seeks to transfer the stimulus with a change of (b, h) or (c, f) and (i, a).

Signal (3-1) of FIG. 5 shows a low frequency signal input to (2-2, 2-3) of FIG.

In the output device of the scaffolding fixed pad portion 1-14 and the attachable conductor, that is, the detachable pad portion 1-17, sg2 shown in FIG. 1 is the frequency converter 1 of the flexible pad portion 1-3. -9) Combination of input signal sg4 and frequency is composed of different PWM signal, and main signal outputs the same frequency for a long or short range of low frequency frequency from several m / sec to several tens of seconds by the clock frequency of several KHz. It is based on.

This is an example of the timing (t1, t2, t3) for the 3-1 signal of Figure 5, by changing the frequency and the time of t1, t2, t3 to implement the same frequency and combination of frequencies.

The scaffold-type fixed pad unit 1-14 and the detachable pad unit 1-17 convert the PWM input signal into the corresponding frequency (1-12, 1-15) and output the output device and the output control device (1). -13, 1-16) to control the intensity of the output by the control signal (sg1) and delivers the output is driven.

As can be seen from the above, the electrotherapy device using the ultrasonic wave and low frequency according to the present invention is actually a low-frequency treatment device, the flexible pad portion (1-3) and the fixed pad portion (1-14), the detachable pad portion (1) -17) to control the operation, and to control the operation of the ultrasonic vibrator portion (1-22) as an ultrasonic therapy device, in particular the flexible pad 10, the scaffolding fixed pad 20 and the detachable ceramic pads The pad 30 is configured to control at the same time.

Referring to FIG. 3, when a key signal is input by pressing a corresponding operation button on the operation unit 1-11, the control unit 1-10 checks a corresponding key signal input (S3-1) and then ranks the input functions. Discriminating (S3-2) and outputting the operating state and input state of the fixed ceramic mode, that is, the detachable pad mode (S3-3), the fixed scaffolding mode (S3-4), and the flexible pad mode (S3-5). .

Subsequently, the control unit 1-10 drives the display unit 1-1 to display zero output strength, and at the initial start stage, an initial output zero level for safety and an input state and a control signal of a device required for driving. (S3-6).

Next, the control unit 1-10 checks the output intensity change input (S3-7) to continuously extend the time output level input key to extend or decrease the middle use time and to adjust the adjustment of the output intensity. Check (S3-8), and store and modify the combination frequency function mode storage device and input time change information for each mode (S3-9).

In addition, by changing the PWM output and the display corresponding to the automatic mode (S3-10) by changing the output of the time limit to separate the frequency combination by a predetermined time unit, the flexible pad 10 and the scaffolding fixed pad 20 Periodically, the PWM and the display corresponding to each mode of the detachable pad 30 are changed.

On the other hand, after checking the output intensity variation input (S3-7), if the user wants to continuously output a constant combination frequency (S3-11), the control unit (1-10) is in manual mode. It performs the operation of switching to and continuously performs the selected output (S3-12).

When the output control according to the automatic mode and the manual mode is performed as described above, the controller 1-10 checks the remaining time for each mode (S3-13), and changes the combined frequency function mode memory device and the input time for each mode. In step (S3-9) of storing and modifying information, the function continuously checks the time stored in the storage device, and simultaneously drives the fixed ceramic mode, the fixed pad mode, and the flexible pad mode. When one or more functions are operated at the time (S3-14), the display device and the output are switched by periodically checking the setting and ending time of the display priority.

On the other hand, when the final use time of the fixed ceramic mode, the fixed pad mode, and the flexible pad mode is finished, it performs a function of initializing the operation mode (S3-16) to switch to the initial state and maintain the standby state. The operation is terminated (S3-17).

As described above, the electrotherapy device using the ultrasonic wave and the low frequency has the advantage that the scaffolding fixed pad, the detachable pad, and the flexible wire pad can be used simultaneously for low frequency, and in particular, the signal electrode of the flexible pad made of silicon is separated and disposed. And simultaneously energize horizontally and vertically with each other in symmetry, it is possible to apply the electric stimulation due to the combination of low frequencies to the body to realize the kneading, tapping, kneading and tapping effects, and it is easy to wear by body parts. .

In particular, the electrotherapy device using the ultrasonic wave and the low frequency has the advantage that it can be used up to four people by simultaneously driving the ultrasonic vibrator, the flexible pad, the low-frequency foot stimulation fixed pad, the detachable pad for attachment, especially in the case of the ultrasonic vibrator It can prevent overuse by controlling the output and time of each star, and the flexibility that shows the frequency output characteristics by the fixed pad for low frequency stimulation that shows the frequency output characteristics by the short time intermittent combination signal and the long time by the intermittent combination signal The pad also has the advantage of delaying the body's resistance time by the frequency by controlling the output characteristics in the control unit.

What has been described above is just one embodiment for carrying out the electrotherapy device using ultrasound and low frequency in accordance with the present invention, the present invention is not limited to the above embodiment, the present invention claimed in the utility model registration claims below Without departing from the gist of the invention, anyone of ordinary skill in the art to which the present invention will have the technical spirit of the present invention to the extent that various modifications can be made.

Claims (7)

A flexible pad unit for supplying a low frequency signal to the flexible pad to apply electrical stimulation to a specific part of the body; A fixed pad unit for supplying a low frequency signal to the foothold fixing pad to apply electrical stimulation to the sole of the body; A detachable pad unit for supplying a low frequency signal to the detachable pad to apply electrical stimulation to a specific part of the body; An ultrasonic vibrator unit for supplying an ultrasonic signal to the ultrasonic vibrator to apply electrical stimulation to a specific part of the body; And Therapeutic device control unit for controlling the operation of the flexible pad unit, the fixed pad unit, the detachable pad unit, and the ultrasonic vibrator unit Electrotherapy using ultrasound and low frequency, characterized in that consisting of. The method of claim 1, wherein the flexible pad (1-8) A frequency converter 1-9 for converting the low frequency for controlling the flexible pad 10 of the control unit 1-10, a high speed timer 1-3 for adjusting the timing of the electrical stimulation of the flexible pad 10, and a low speed; A timer 1-4, an output amplification and control device 1-25 for amplifying the output of the converted frequency controlled by the control unit 1-10, and switching the timer and the amplified frequency signal for output. Ultrasonic wave, characterized in that it is composed of a signal switching device (1-5) for applying electrical stimulation to the body through the flexible pad (10) connected to the output device (1-7) by transmitting to the device (1-7) And electrotherapy using low frequency. The method of claim 2, wherein the flexible pad 10 is made of a silicon material, characterized in that the plurality of button electrodes are arranged in a block arranged up, down, left, right, center in order to drive the directional control and symmetrical type. Electrotherapy using ultrasound and low frequency. The method of claim 1, wherein the fixing pad portion 1-14 A frequency converter 1-12 for converting the low frequency for controlling the scaffold-type fixed pad 20 of the controller 1-10, and amplifying the output of the converted frequency controlled by the controller 1-10. Electrotherapy device using ultrasound and low frequency, characterized in that consisting of an output device and an output control device (1-13) to apply electrical stimulation to the sole by transmitting to the fixed pad 20. The method of claim 1, wherein the removable pad portion (1-17) A frequency converter 1-15 for converting the low frequency for controlling the separate pad 30 of the control unit 1-10, and amplifying the output of the converted frequency controlled by the control unit 1-10 and performing the amplification of the separated pad ( 30) An electrotherapy apparatus using ultrasound and low frequency, characterized in that consisting of an output device and an output control device (1-16) for applying electrical stimulation to the body by transmitting to. The ultrasonic vibrator portion 1-22 of claim 1, wherein A frequency generator 1-18 for generating ultrasonic waves for controlling the ultrasonic vibrator 40 by the control unit 1-10, and a frequency stabilizer 1-19 for converting the generated ultrasonic signals into voltage and stabilizing them; Amplified voltage signal is transmitted to the output device (1-21) through the switch (1-s1) to the electrical stimulation due to the ultrasonic wave to the body through the ultrasonic vibrator 40 connected to the output device (1-21) The electrotherapy device using the ultrasonic wave and low frequency, characterized in that it comprises an amplifying device (1-20), and an output control device (1-23) for controlling the output intensity of the output device (1-21). The method of claim 1, wherein the treatment device control unit (1-6) A display unit 1-1 for displaying the operation state of the treatment device, an operation unit 1-11 for inputting a key signal for controlling the treatment device, and a storage device 1-2 for storing general information necessary for controlling the treatment device; Control the operation of the display unit 1-1 and the key pad of the operation unit 1-11 and the information of the storage device 1-2, and the flexible pad unit 1-3 and the fixed pad unit 1, respectively. -14) and outputs a low frequency control signal for the detachable pad unit 1-17, and outputs an ultrasonic control signal for the ultrasonic vibrator unit 1-22 to provide the flexible pad unit 1-3 and the fixed pad unit ( 1-14), the detachable pad part (1-17), and the control unit (1-10) for controlling the operation of the ultrasonic vibrator unit (1-22) characterized in that the electrotherapy device using ultrasonic and low frequency.