JPH01207080A - Apparatus for stimulating living body - Google Patents

Abstract

PURPOSE:To form a stable interference wave, by providing the first oscillator forming a high frequency pulse and the second oscillator forming a low frequency pulse. CONSTITUTION:The high frequency signal output from the first oscillator 1 is inputted to the first frequency divider 2 and an exclusive OR gate 4 while the output of the first frequency divider 2 is inputted to the first output means 5. The low frequency signal output from the second oscillator 1' is inputted to a delay means 3 and the output of the delay means 3 is inputted to the exclusive OR gate 4 and the second frequency divider 6. Both of the first and second frequency dividers 2, 6 have function for dividing frequency into 1/T and the output of the second frequency divider 6 is inputted to the second output means 7. The first and second output means 5, 7 form alternating waves having amplitudes corresponding to respective input pulses to output the same to output terminals (g), (h). Conductors equipped with the interface forming means with a living body are provided to the output terminals (g), (h) to generate a stable interference wave in a living body.

Description

[Detailed Description of the Invention] [Technical Field] The present invention provides a biostimulation device that generates interference waves inside a living body by applying two electrical output waves generated by two oscillation means with different phases or periods to the living body. Regarding.

[Prior art]

Conventionally, this type of biostimulator is equipped with two oscillation means to generate interference waves, and it is necessary to maintain an accurate difference in the frequencies output from these oscillation means. Methods using analog oscillators such as wave alternating current oscillators require complex circuit configurations to generate electrical output waves with precise frequency differences.

〔the purpose〕

The present invention has been made in view of the above, and an object of the present invention is to easily and accurately generate stable interference waves by providing means for oscillating different frequencies.

〔composition〕

Embodiments of the present invention will be described below with reference to the drawings.

In FIG. 1, the high frequency signal output from the first oscillator (1) is connected to the input of the first frequency divider (2) and the input of the exclusive OR gate (4).

The output of the first frequency divider (2) is connected to the input of the first output means (5). The low frequency signal output from the second oscillator (1°) is connected to the input of the delay means (3).

The output of the delay means (3) is connected to the other input of the exclusive OR gate (4), and the output of the exclusive OR gate (4) is connected to the input of the second frequency divider (6). Ru. Both the first frequency divider (2) and the second frequency divider (6) have the function of dividing the frequency into l/T. The output of the second frequency divider (6) is connected to the input of the second output means (7). The first output means (5) and the second output means (7) each generate an alternating wave having an amplitude corresponding to the input pulse, and the output end (g) (
h) respectively. The output terminals (g) and (h) are each provided with a conductor provided with means for forming an interface with a living body.

Next, the operation of the embodiment showing the above configuration will be explained with reference to FIG.

The output signal of the first oscillator (1) is divided by the first frequency divider (2) to generate the signal shown in FIG. 2(e).

The output signal of the second oscillator (1) (FIG. 2(b)) is converted into a delayed signal (FIG. 2(C)) by the delay means (3). This delayed signal and the signal output from the first oscillator (1) (Fig. 2 (a)) are connected to the exclusive OR gate (
4), the image shown in FIG. 2(d) is output.

In FIG. 2(d), the frequency is divided by the second frequency divider (6) in the same way as the first frequency divider, but in FIG. 2(d), the pulse (3r') (9
r') is added, the pulse width becomes smaller by l pulses than that in FIG. 2(e), and FIG. 2(r) is output.

The frequency-divided signals generated by the first frequency divider (2) and the second frequency divider (6) are transmitted to the first output means (5) and the second output means (7), respectively.
), where an alternating wave having a predetermined amplitude is generated. The alternating wave output from the output end (g) of the first output means (5) is shown in Fig. 2 (g), and the alternating wave output from the output end (h) of the second output means (7) is shown in Fig. 2. The waveform shown in (h) is obtained, and an alternating wave having four different constant frequencies is output.

The present invention includes four conductors, ie, two pairs of connected conductors and unrelated conductors. By attaching each conductor to the human body, alternating waves with different frequencies output from each output means are energized within the living body, and at the point where these alternating waves intersect within the living body,
A low frequency interference wave is generated.

In the above embodiment, the second oscillator is connected to the output of the first oscillator.
Although pulses are added according to the output of the oscillator, the pulses may be deleted instead.

〔effect〕

As detailed above, the present invention uses a digital circuit using a microcomputer or the like to generate different pulses with a simple configuration and accurate frequency differences, thereby generating stable interference waves in vivo. It's something you get.

[Brief explanation of the drawing]

Fig. 1 is a circuit diagram showing one embodiment of the present invention, and Fig. 2 is a circuit diagram showing an embodiment of the present invention.
FIG. 3 is an output waveform diagram of each part of an embodiment (not shown); FIG. ■...First oscillator, 4...Exclusive OR gate,! °...Second oscillator, 5...First output means, 2...First frequency divider, 6...Second frequency divider,
3...Delay means, 7...Second output means. Patent applicant Advance Co., Ltd. Figure 1 Figure 2

Claims (1)

[Claims] (1) It has a first oscillator that generates high-frequency pulses and a second oscillator that generates low-frequency pulses, and the signal obtained by dividing the output of the first oscillator is the first output, and the output of the first oscillator A signal obtained by adding and/or deleting pulses according to the output of the second oscillator is divided by a frequency divider, and a second output is obtained.
A biostimulator characterized in that it connects to each pair of conductors to perform biostimulation.