JP2677428B2 - Wireless low frequency therapy device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a wireless low-frequency treatment in which a low-frequency treatment device for electrically stimulating a human body with a low-frequency high-voltage pulse can be controlled by a radio signal. It is related to vessels.

[Prior Art] Conventionally, a pair of electrodes are brought into contact with the surface of the human body, and a low-frequency high-voltage pulse is applied between the electrodes to electrically stimulate the human body to obtain a therapeutic effect. Frequency therapy devices are widely used. Generally, this type of treatment device includes a treatment device mounted on the surface of a human body and a treatment device body for controlling the treatment device, and both are connected via a lead wire. For this reason, there is a problem in that the conducting wire becomes an obstacle during use and the usability is poor. Therefore, it is conceivable to make the low-frequency treatment device cordless by transmitting a control signal from the treatment device main body to the treatment element using a wireless signal.

[Problems to be Solved by the Invention] By the way, since the treatment element is mounted on the surface of the human body, it is necessary to make it as small and lightweight as possible.
Therefore, it is difficult to provide the treatment element with a high-density receiving antenna, and there is a problem that the transmission reliability required for control cannot be obtained.

The present invention has been made in view of such a point,
The purpose is to make it possible to easily realize a highly sensitive receiving antenna on the side of the treatment device in a wireless low frequency treatment device in which a control signal is transmitted from the treatment device body to the treatment device by a radio signal. Especially.

[Means for Solving the Problem] In order to solve the above-mentioned problems, the wireless low-frequency treatment device according to the present invention has a first treatment element 1 and a first treatment element 1 as shown in FIG. The first treatment element 1 includes a treatment device main body 3 which gives a radio signal for control to the first treatment element 1, and a second treatment element 2 which is supplied with a low-frequency pulse from the first treatment element 1 through the lead wire 4. The reference numeral 4 also serves as a receiving antenna for the radio signal.

Incidentally, as shown in FIG. 3, another conductor 5 arranged in parallel with the conductor 4 may be used as a receiving antenna.

[Operation] In the present invention, as described above, the lead wire 4 for supplying the low-frequency pulse from the first treatment element 1 to the second treatment element 2 is used.
Is also used as a receiving antenna for receiving a control wireless signal from the treatment device main body 3, so that a receiving antenna having a size required for transmitting a control signal can be easily realized.

[Embodiment 1] FIG. 1 shows a usage state of an embodiment of the present invention.
In the figure, 1 is a first treatment element, 2 is a second treatment element, and 3 is a treatment device main body. The treatment device body 3 transmits a control signal to the first treatment element 1 by a wireless signal. The first treatment element 1 generates a low-frequency pulse in response to the radio signal received from the treatment device body 3, and supplies the low-frequency pulse to the second treatment element 2 via the lead wire 4. The conducting wire 4 also serves as a receiving antenna for the radio signal. The low frequency pulse is applied to the first treatment element 1 and the second treatment element.
Is applied between the treatment elements 2 and a current flows as indicated by a broken line, and an electrical stimulation is given to the human body M.

FIG. 2 is a block diagram showing the internal configuration of this embodiment. First, the treatment device main body 3 includes an antenna 31 for transmitting a radio signal and a transmission circuit for supplying the radio signal to the antenna 31.
32, a control unit 33 that controls the transmission circuit 32, an operation unit 34 that gives various operation signals to the control unit 33, a display unit 35 that displays a control state, and an operating power supply to each unit. And a power supply unit 36 for The operation unit 34 includes a power switch 34
a, strength change switches 34b and 34c, and cycle change switch 34
It consists of d and 34e. Further, the display unit 35 is the power supply display unit 35a.
And a strength display section 35b and a cycle display section 35e. Next, the first treatment element 1 is a receiving antenna for receiving a radio signal from the treatment device main body 3 (also serves as the lead wire 4).
And a receiving circuit 11 for amplifying and demodulating the received wireless signal.
And a signal processing unit 12 that processes the output signal of the receiving circuit 11,
Low-frequency pulse generator 13 that generates low-frequency pulses for treatment
A control unit 14 that controls each of the above units, a power supply unit 15 that supplies an operating voltage to each of the above units, and a conductor 16 for applying the low frequency pulse generated by the low frequency pulse generation unit 13 to the human body. . Further, the second treatment element 2 is provided with only the conductor 26, and the low-frequency pulse generator 13 of the first treatment element 1 to the conductor 4
A low frequency pulse is supplied to the conductor 26 via the. The first and second treatment elements 1 and 2 are used, for example, attached to the treatment site of the human body M as shown in FIG. Michiko
The low frequency pulse applied to 16 and the low frequency pulse applied to the conductor 26 have opposite polarities. Therefore, a current flows as shown by the broken line in FIG. 1, and the human body M is electrically stimulated. The strength of the electrical stimulus is switched by the strength change switches 34b, 34c and displayed by the strength display unit 35b. In addition, the cycle of electrical stimulation is the cycle switch
It is switched by 34d and 34e and is displayed by the cycle display unit 35c.

In the present embodiment, the conducting wire 4 for supplying power from the first massaging element 1 to the second massaging element 2 is connected to the input part of the receiving circuit 11 at high frequency via the coupling capacitor C. ing. Therefore, the conducting wire 4 for low-frequency pulse power supply functions as a receiving antenna. As shown in FIG. 1, the conducting wire 4 connecting the first massaging element 1 and the second massaging element 2 is relatively long, so that the receiving antenna has a size necessary for receiving the control signal transmitted by the radio signal. Can be easily realized.

[Embodiment 2] FIG. 3 is a block diagram showing the internal structure of another embodiment of the present invention. Portions having the same functions as those of the first embodiment are designated by the same reference numerals, and duplicate description will be omitted. In the present embodiment, another conductor 5 arranged in parallel with the conductor 4 is provided, and this conductor 5 is connected to the input section of the receiving circuit 11 of the first treatment element 1,
It is used as a receiving antenna. Also in this case, the lead wire 5
Since it can be extended relatively long together with the conductor 4, it is possible to easily realize a receiving antenna of a size necessary for receiving a control signal transmitted by a radio signal. Further, since the conductive wire 5 is capacitively coupled to the conductive wire 4, the conductive wire 4 can also act as an antenna.

The external conductor of the coaxial cable is used as the receiving antenna,
The internal conductor may be used as a low frequency pulse feeder.

[Effect of the Invention] According to the present invention, a conductor wire or a conductor wire for supplying a low-frequency pulse generated in the first treatment element that receives a control radio signal from the treatment device body to the second treatment element. Since the other conducting wire arranged in parallel is used as the receiving antenna, the shape unique to the treatment element in the low-frequency treatment device can be effectively used, and the receiving antenna of a size necessary for receiving the radio signal for control can be comparatively used. The effect is that it can be easily realized.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a diagram showing a usage state of an embodiment of the present invention, FIG. 2 is a block diagram showing an internal configuration of the same, and FIG. 3 is an inside of another embodiment of the present invention. It is a block diagram which shows a structure. Reference numeral 1 is a first treatment element, 2 is a second treatment element, 3 is a treatment device main body, and 4,5 are conducting wires.

Claims (2)

(57) [Claims] 1. A first treatment element, a treatment device main body for giving a control radio signal to the first treatment element, and a second treatment element to which a low-frequency pulse is fed from a first treatment element through a lead wire. A wireless low-frequency therapeutic device, comprising a treatment element, wherein the conducting wire also serves as a receiving antenna for the wireless signal. 2. A first treatment element, a treatment device main body for giving a control wireless signal to the first treatment element, and a second treatment element to which a low-frequency pulse is fed from a first treatment element through a lead wire. A radio frequency low-frequency treatment device comprising a treatment element, and the reception antenna for the radio signal is another conductor arranged in parallel with the conductor.