JPH0626595B2 - Blood circulation device - Google Patents

Description

TECHNICAL FIELD The present invention relates to a blood circulation promoting device.

[Background technology]

In order to recover stiff shoulders and muscle pain, it is effective to apply electromagnetic waves to specific parts of the body to promote blood circulation.

For that purpose, it is easy and effective to directly attach the blood circulation promoting device to a site where a stiff shoulder or the like occurs, or to put it on the body. As a device to be attached in this way, recently, one unit has been constructed by incorporating an electromagnetic field generating circuit, a battery for driving the electromagnetic field generating circuit, and an antenna for forming an electromagnetic field into a device case to be attached to an affected area. There is something I did. Since this device is unitized, it has advantages such as very convenient handling.

However, in the conventional device of this type, the electromagnetic field generating circuit or the antenna is arranged in the overlapping relationship with the battery, so that there is a limit to making the device thin and compact.

[Object of the Invention]

In view of the above circumstances, an object of the present invention is to provide a blood circulation promoting device that is thinner, compact, and easy to use.

[Disclosure of Invention]

In order to achieve the above-mentioned object, the present invention includes a device case to be attached to an affected area, and at least a circuit component constituting an electromagnetic field generating circuit, a battery for driving the circuit component, and an antenna for forming an electromagnetic field therein. In a blood circulation promoting device comprising: the battery is arranged in the center of the device case, and the circuit component and the antenna are arranged so as to surround the battery from the circumference. The main point is a blood circulation promoting device.

Hereinafter, the present invention will be described in detail with reference to the drawings showing an embodiment thereof.

FIG. 1 shows an example of a blood circulation promoting device according to the present invention in cross section. Fig. 2 (a) shows the blood circulation promoting device as seen from diagonally above, Fig. 2 (b) shows the blood circulation promoting device as disassembled and seen from diagonally above, and Fig. 3 shows the state in which the cushion sheet is peeled off. It is shown from diagonally above. As shown in these figures, the blood circulation promoting device includes a device case A made of a plastic material. The device case A includes a case body 1 and a case cover (battery cover).
It consists of 2. The case body 1 is formed by stacking a lower case 3 and an upper case 4 on top of each other and joining them in an airtight manner by an ultrasonic welder. This is to improve waterproofness. The lower case 3 has a flat disk shape, and has a plurality of ventilation grooves 5 on the bottom surface thereof. The device case A is adapted to be attached to the affected area via a breathable cushion sheet 6 having adhesive sheets 7 and 8 laminated on both sides. That is, one adhesive sheet 7 is adhered to the bottom surface of the lower case 3, and the other adhesive sheet 8 is adhered to the affected area. A large number of vent holes 9 ...
Is provided. Therefore, in addition to the cushion sheet 6 having air permeability and the lower case 3 having the ventilation groove 5 formed therein, the adhesive sheets 7 and 8 are also provided with the ventilation holes 9 ... Since it is highly breathable, it is possible to effectively prevent stuffiness and rash which are likely to occur when the device is attached to the body. Further, since the cushion sheet 6 is made of a soft elastic material, even if the affected part, that is, the surface of the skin has an uneven shape, the lower adhesive sheet 8 can easily follow the surface of the cushioned part, and the wearing is stable. It is possible to secure the sex.

The upper case 4 has a spherical upper surface 10 having a high center and a low outer peripheral edge. This upper case 4
A circular battery mounting port 12 is formed in the center of the.
A cylindrical partition wall 11 is formed from the peripheral edge of the mounting opening 12 toward the inside. The case cover 2 is fitted into the mounting opening 12 from above. The case cover 2 has a spherical upper surface similar to the upper case 4, and has a peripheral edge portion 2a extending in the axial direction into a cylindrical shape. An O-ring 13 is formed on the outer peripheral surface of the peripheral portion 2a.
Is mounted, and the case cover 2 is fitted into the mounting opening 12 to ensure the waterproof property inside the device case A. A cover side hook 14 is formed on the edge of the peripheral edge portion 2a. The cover-side hook 14 is engaged with a case-side engaging protrusion 15 provided on the inner peripheral surface of the upper case 4 partition wall 11 so as to be disengageable. This engagement / disengagement is performed by inserting a coin into the coin groove 16 formed in the center of the upper portion of the case cover 2 and rotating the case cover 2 in any direction. The partition wall 11 is formed with a battery collecting portion 17 on the inner peripheral side and a housing space 18 for circuit components / antenna on the outer peripheral side. A button type battery 19 is fitted in the battery housing portion 17. On the other hand, in the circuit component / antenna accommodation space 18, a circuit component 21 for an electromagnetic field generating circuit and a loop-shaped antenna 22 are provided via a printed circuit board 20.
The printed circuit board 20 is formed in a circular annular plate, and the first battery connecting metal fitting 23 protruding from one position on the lower surface of the printed circuit board 20 is connected to one pole of the battery 19 and the second battery protruding from another position of the lower surface. The connection fittings 24 are respectively connected to the other electrodes at the center bottom of the battery 19. further,
On the side where the printed circuit board 20 is attached to the body, that is, on the lower surface in the figure, the loop-shaped antenna 2 as shown in FIG.
2 are deployed. On the other hand, on the side opposite to the mounting surface of the printed circuit board 20, that is, on the upper surface in the figure, a plurality of circuit components 2 are provided.
1 has been deployed.

By the way, in the blood circulation promoting apparatus of this embodiment, the battery 19 is arranged at the center of the apparatus, and the antenna 22 and the circuit component 21 are arranged so as to surround the battery 19 in the outer periphery. That is, it is characterized in that the antenna 22 and the circuit component 21 are arranged by effectively utilizing the space formed around the electrode 19. In addition, on the printed circuit board 20,
A battery power switch SW and a light emitting diode LED that displays the state thereof are arranged. Correspondingly, a switch operating unit 25 and a lamp display unit 26 are provided in the upper case 4 so as to maintain a sealed state. Further, the circuit component 21 is mainly a component for an electromagnetic field generating circuit, and its details are configured as follows.
That is, as shown in FIG. 5, the oscillation circuit has a resistor R
₁ , R ₂ , capacitors C ₁ and C ₂ , transistor Q ₁ ,
A Colpitts-type LC oscillation circuit 27 including an inductance L ₁ and a multivibrator 28 including resistors R _{3 to} R ₆ , capacitors C ₃ and C ₄ , and transistors Q ₂ and Q _3.
And a resistor R ₇ , a transistor Q ₄ , a light emitting diode LE
When the battery power switch SW is turned on, the multivibrator 28 oscillates, and the oscillation output supplies the base current of the transistor Q ₁ of the oscillation circuit 27 to oscillate the oscillation circuit 27. It operates to generate an electromagnetic field modulated by the output of the multivibrator 28. This electromagnetic field is radiated via the antenna 22 which is coupled to the inductance L ₁ . Here, the modulation by the multivibrator 28 is for the purpose of sustaining the blood circulation promoting device to the living body and saving power. The output of the multivibrator 28 is applied to the base of the transistor Q ₄ of the display circuit 29, and adapted to intermittently switching the transistor Q _4, the transistor Q ₄ are blink the light-emitting diodes LED connected in series Display the usage status.

As described above, since the circuit component 21 and the antenna 22 are arranged so as to surround the battery 19, the outer space of the battery 19 is effectively used, and the entire device is made extremely thin and compact. . The antenna 22 is
It is preferable to arrange it so that it is located as outward as possible.
This is because it is possible to maximize the radiation area of the electromagnetic field.

When the partition 11 is provided on the upper case 4 and the partition 11 separates the battery housing 17 and the housing space 18 such as a circuit component as in the embodiment, the case cover 2 is opened to replace the battery 19. Circuit parts 21
Since the etc. are not exposed, it is possible to prevent foreign matter from entering there.

Further, if the batteries 19 and the antenna 22 are arranged so that their centers coincide with each other as in the above embodiment, the electromagnetic field formed by the antenna 22 is uniformly absorbed by the batteries 19 as shown in FIG. Therefore, the electromagnetic field can be uniformly radiated in the circumferential direction. In this way, since the electromagnetic field can be formed uniformly in the circumferential direction, the part that forms a strong electromagnetic field is directed toward a specific part of the affected area as compared with the antenna and the battery whose center axes are displaced from each other. It's no longer a hassle to put together.

Further, as in the above-described embodiment, by disposing the antenna 22 on one side of the printed circuit board 20 and the circuit component 21 on the other side, it is possible to provide a device that makes more effective use of space, and at the same time, the printed circuit board 20 can be provided. By disposing the antenna 22 on the side of the mounting surface, it is possible to radiate more effective electromagnetic waves to the affected area.

Further, as seen in the above-mentioned embodiment, if the mounting surface side, which is one side of the device case A, is made flat and the other side is made spherical, it is well understood that the flat surface side is the mounting surface. It is easy to use, and if the upper surface is spherical, it is unlikely that you will feel a sense of incongruity even if you wear your upper garment. Also, if the outer peripheral edge of the device case A is thin, foreign matter etc. There is no danger that the device will be removed.

Next, another embodiment of the blood circulation promoting device according to the present invention will be described. This blood circulation promoting device, as shown in FIG.
A fitting hole is formed in the center of the lower case 3. The battery receiving case 3 for receiving the battery 19 from below is provided in this fitting hole.
0 is fitted. This receiving case 30
Is hooked on the hooking step portion 32 by the case hook 31 through the fitting hole of the lower case 3, and the terminal hook 34 of the first connection fitting 33 integrally formed on the upper end portion of the case hook 2 Groove 3 formed on the inner peripheral surface of
5, the battery 19 is fitted between the case cover 2 and the case 5. The first connection fitting 33 contacts one pole of the battery 19 and is connected to the first battery connection fitting 23. That is, one pole of the battery 19 and the first battery connecting fitting 23 are electrically connected via the first connecting fitting 33. Further, as shown in the figure, the second connection fitting 36 is in contact with the other electrode at the bottom of the battery 19 and a part of the second connection fitting 36 is in the battery receiving case 30.
It protrudes from one place in the circumferential direction. As shown in FIG. 8, the protruding portion of the second connection fitting 36 can be brought into contact with and separated from the second battery connection fitting 24 provided at one position on the printed circuit board 20 side by the rotation of the case cover 2 by the coin. Has become. Therefore, the case cover 2 also serves as a switch for turning on / off the power of the apparatus. In this blood circulation promoting device, the adhesive sheets 7 and 8 with the cushion sheet 6 on the bottom surface are in a donut shape as shown in FIG. Therefore, the breathability is further improved. In addition, the user can easily rotate the battery receiving case 30 together with the case cover 2 by putting a finger on the battery receiving case 30 through the through hole 37.

The blood circulation promoting device according to the present invention is not limited to the above embodiment. For example, not only the LED but also a buzzer or the like may be incorporated in the display circuit to give a feeling of use by sound.

[Structure of Invention]

As described above, in the blood circulation promoting device according to the present invention, the battery is arranged in the center of the device case, and the circuit component and the antenna are arranged so as to surround the battery from its circumference. , Thinner, more compact and easier to use.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall sectional view of an apparatus showing an example of a blood circulation promoting apparatus according to the present invention, FIGS. 2 (a) and 2 (b) are perspective views and exploded perspective views thereof, and FIG. Fig. 4 is a perspective view showing a state where the cushion sheet is peeled off. Fig. 4 is a front view showing an antenna pattern. Fig. 5 is an oscillation circuit diagram. Fig. 6 is an explanatory view showing an electromagnetic field radiation state of the antenna. 7 is a sectional view showing another embodiment in a switch OFF state, FIG. 8 is a sectional view showing the embodiment shown in FIG. 7 in a switch ON state, and FIG. 9 shows its mounting means taken out. It is the perspective view which showed. 1 ... Case body, 2 ... Case cover, 11 ... Partition wall, 19 ... Battery, 20 ... Printed wiring board, 21 ...
Circuit parts, 22 ... Antenna, A ... Equipment case

Claims (7)

[Claims] 1. A blood circulation system comprising a device case to be attached to an affected area, and at least a circuit component forming an electromagnetic field generating circuit, a battery for driving the circuit component, and an antenna for forming an electromagnetic field inside the device case. In the accelerating device, the battery is arranged in the center of the device case, and the circuit component and the antenna are arranged so as to surround the battery from the circumference. 2. An annular printed wiring board is arranged around the battery, an antenna is arranged on the side of the printed wiring board to be attached to the body, and a circuit component is arranged on the other side. The blood circulation promoting device described. 3. The blood circulation according to claim 1 or 2, wherein the device case is formed so that its body-mounting surface side is flat and the other side surface is formed in a spherical shape protruding upward. Promotion device. 4. An apparatus case has a battery accommodating portion surrounded by a cylindrical partition wall formed in the center of the inside thereof, and a circuit component and an antenna are arranged around the battery through the partition wall. 5. The blood circulation promoting device according to any one of 1 to 3 in the range. 5. The apparatus case according to claim 1, wherein the apparatus case comprises a case body and a case cover for covering the battery housing portion, and the case cover is detachably attached to the case body. The blood circulation promoting device according to any one of items 4 to 4. 6. The method according to claim 5, wherein the case cover is rotatably operated, and the electrical connection from the battery to the circuit component is turned on and off by the rotative operation. Blood circulation device. 7. A ring-shaped device member is attached to a side of a device case where the device case is attached to the body.
The blood circulation promoting device according to any one of items 1 to 6.