JP5246089B2 - Gum massage brush and gum massage device - Google Patents

Description

  The present invention relates to a gum massage brush and a gum massage device that is used with the brush.

  Conventionally, an energizing brush that energizes the gums via saliva in the oral cavity is known. According to this energization brush, the massage effect of a gum can be acquired by energizing a gum and giving energization stimulus.

  Japanese Patent Laid-Open No. 2008-212350 (Patent Document 1) describes an electronic toothbrush in which conductive brush bristles are implanted at the tip.

  Japanese Patent Application Laid-Open No. 2003-153741 (Patent Document 2) describes a gum brush massage silicone brush in which brush bristles and a base on which the bristles are implanted are formed of silicon, which is an elastic material.

JP 2008-212350 A JP 2003-153741 A

  However, the current-carrying brush as the above-mentioned conventional example has a problem that current is diffused in saliva and the current density is lowered, so that the gum massage effect cannot be sufficiently obtained.

  Further, the electronic toothbrush described in Patent Document 1 has a problem that the brush hair is hard and damages the gum for the purpose of gum massage. In this case, it is conceivable that the brush hair is formed of a low elastic material such as silicon. However, since there is an elastic material, there is a possibility that the hair may be broken and may be difficult to plant.

  Further, in the silicon brush described in Patent Document 2, since silicon is not conductive silicon, the gums cannot be energized, and a massage effect due to energization stimulation cannot be obtained. Even if silicon is replaced with conductive silicon, there is a problem in that a sufficient effect cannot be obtained because the silicon brush comes into contact with a part other than the gums in the oral cavity and the current is diffused during use.

  This invention is invented in view of the said prior art example, The subject is providing the brush for a gum massage and gum massage apparatus which give electrical stimulation efficiently with respect to a gum and has a high massage effect of a gum. That is.

In order to solve the above-mentioned problem, in the invention according to claim 1 of the present application, the brush base, the brush bristles standing integrally from the brush base, and the side opposite to the side where the brush bristles are erected on the brush base A brush main body having a back base formed as one part with the brush base, and a brush handle extending from the brush main body, and by providing an electric path in the brush handle, The brush handle is electrically connected to the brush bristles, and the brush body is provided with a fitting hole, and the brush handle is connected to a fitting protrusion and a conductive plug fitted into the fitting hole on one end side. The brush body and the brush handle are fixed by fitting the fitting protrusion of the brush handle into the fitting hole of the brush body, The electrode contacts the brush base in the fitting hole And in the brush handle and the brush bristles that are electrically connected, wherein the brush base and the brush bristles is made of low modulus conductive material, said rear base be formed of non-conductive material by a It is characterized by.

Further, in the invention according to claim 2, wherein, in the gum massaging brushes of the preceding claims 1 Symbol placement, brush handle is characterized in that it is covered with a low modulus material.

Further, in the invention described in claim 3 of the present application, in the gum massage brush according to claim 1 or 2 , the brush hair and the surface of the brush base are coated so that only the tip of the brush hair is exposed. It is characterized by that.

In the invention according to claim 4 of the present application, in the gum massage brush according to any one of claims 1 to 3 , the low elastic modulus conductive material is conductive silicon, and the nonconductive material is non-conductive. It is characterized by being conductive silicon.

Further, in the invention according to claim 5 of the present application, the gum massage brush according to any one of claims 1 to 4 and the gum massage brush are connected and integrated, and connected to the electric path of the brush handle. And a gripping body having a power supply unit for passing a current through the hair.

The invention described in claim 6 is characterized in that, in the gum massaging device described in claim 5 , the grip body is provided with a current value control unit for cutting a current of a predetermined value or more.

Further, in the invention described in claim 7 of the present application, in the gum massage apparatus according to claim 5 or 6 , the gripping body is provided with a vibration mechanism for driving the brush bristles at a predetermined displacement amount. .

In the gum massage brush according to the first aspect of the present invention, the brush base is provided on the side opposite to the side where the brush hair is erected on the brush base. A brush main body having a back base formed as one part with the brush base, and a brush handle extending from the brush main body, and the brush handle by providing an electric passage in the brush handle And the brush bristles are electrically connected, the brush body is provided with a fitting hole, and the brush handle is connected to the fitting projection and the electric path that fits into the fitting hole on one end side. And the brush body and the brush handle are fixed by fitting a brush pattern fitting protrusion into a fitting hole of the brush body, and the electrode is connected to the electrode. Contacts the brush base at the fitting hole The brush base and the bristles are electrically connected to each other, and the brush base and the brush bristles are made of a low-elasticity conductive material, and the back base is made of a non-conductive material. Therefore, it is possible to prevent the current from diffusing from the back base, and to apply energization stimulation to the gums at a high current density, thereby enhancing the massage effect of the gums. In addition, since the assembling work is facilitated, the number of manufacturing steps can be reduced.

In the gum massage brush according to the second aspect of the present invention, since the brush handle is covered with the low elastic modulus material, the brush handle hits the gum and unintentionally damages the gum while using the gum massage brush. Can be prevented.

In the gum massage brush according to the third aspect of the present invention, the surface of the brush hair and the brush base is coated so that only the tip of the brush hair is exposed. It is possible to prevent the current from spreading to the teeth and to easily apply a high current density to the gums.

Further, in the gum massaging brush aspect of the present invention according to claim 4, wherein the low modulus conductive material is electrically conductive silicon, since non-conductive material is a nonconductive silicon, damaging the oral cavity, such as gums Without giving moderate massage stimulation.

Further, in the gum massage brush of the invention according to claim 5 of the present application, the brush massage brush according to any one of claims 1 to 4 and a gum massage brush are connected and integrated, And a gripping body having a power supply unit that is connected to the electric path and energizes the brush hair with current. Therefore, it is possible to give an energization stimulus to the gums at a high current density and to enhance the massage effect of the gums.

In the gum massage brush according to the sixth aspect of the present invention, the gripping body is provided with a current value control unit that cuts a current value of a certain value or more. Can suppress irritation.

In the gum massage brush according to the seventh aspect of the present invention, the gripping body is provided with a vibration mechanism that drives the brush hair at a high speed with a predetermined amount of displacement. The effect can enhance the massage effect of gums.

It is sectional drawing of the brush for gum gum massage in embodiment of this invention. It is a disassembled perspective view of the brush for gum massage in the embodiment of the present invention. It is sectional drawing of the gum gum massage apparatus in embodiment of this invention. It is a comparison result in the evaluation experiment which verified the massage effect of the brush for gum massage in the embodiment of the present invention. It is sectional drawing of the gum massage brush of the comparative example 1 in the evaluation experiment which verified the massage effect of the gum massage brush in embodiment of this invention. It is sectional drawing of the gum massage brush of the comparative example 2 in the evaluation experiment which verified the massage effect of the gum massage brush in embodiment of this invention. It is sectional drawing of the gum massage brush of the comparative example 3 in the evaluation experiment which verified the massage effect of the gum massage brush in embodiment of this invention. It is sectional drawing of the brush for gum massage in another embodiment of this invention.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows a gum massage brush 1 according to the present embodiment. This gum massage brush 1 is integrally provided with a brush base 10 made of a low elastic modulus conductive material and a brush base, and has a low elastic modulus. A brush body 13 comprising a brush bristle 11 made of a conductive material and a back base 12 provided on the opposite side of the brush base 10 from the side on which the brush bristle 11 is erected, and made of a non-conductive material; The brush handle 14 is extended from the main body 13, and the brush handle 14 and the bristles 11 are electrically connected by providing the brush handle 14 with the electric passage 15.

  Moreover, as shown in FIG. 2, the brush 1 for gum massage of this embodiment is provided with a fitting hole 16 in the brush body 13, and the brush handle 14 is fitted into the fitting hole 16 at one end side. The brush main body 13 and the brush handle 14 have a fitting hole in the brush main body 13 having an engaging force 17 and an electrode 18 connected to the electric path 15 and disposed on the fitting protrusion 17. 16 is fixed when the fitting protrusion 17 of the brush handle 14 is fitted, and the electrode 18 contacts the brush base 10 in the fitting hole 16 to electrically connect the brush handle 14 and the brush bristles 11. doing.

  As shown in FIG. 3, the above-described gum massage brush 1 is detachably attached to the grip body 2 and is used. The gum massage device 50 includes the gum massage brush 1 and the grip body 2. It is configured.

  The gripping body 2 includes a battery 20 as a power supply unit, a shaft 21, an actuator 22 as a vibration mechanism, a gripping electrode 23, and a circuit board 24 as a control unit that controls the power supply unit. The battery 20 includes a secondary battery such as a lithium ion battery or a nickel cadmium battery, or a dry battery. The shaft 21 is composed of a conductive member, protrudes from the grip body 2, and the gum massage brush 1 is attached to the upper end. A shaft fitting hole 19 for fitting with the shaft 21 is provided on the other end side opposite to the one end side provided with the fitting protrusion 17 of the brush handle 14 of the gum massage brush 1. By fitting into the fitting hole 19, the gum massage brush 1 is attached to the grasping body 2. Here, one end side of the electric path 15 provided in the brush handle 14 is connected to the electrode 18, and the other end side is connected to the protruding electrode 100 protruding into the shaft fitting hole 19. That is, when the shaft 21 is inserted into the shaft fitting hole 19, the protruding electrode 100 is pushed back toward the outer periphery of the shaft fitting hole 19 by the shaft 21, and is in contact with the shaft 21, so that the shaft 21 and the electric path 15 protrude. Connection is made via the electrode 100.

  The circuit board 24 and the gripping electrode 23 are electrically connected to the battery 20, respectively. The battery 20, the circuit board 24, the shaft 21, the protruding electrode 100, the electric path 15, the electrode 18, the brush base 10, A closed circuit is formed by the brush bristles 11, the user's gums, the user's body, the user's hand, and the grasping electrode 23, and an electric stimulus is applied to the gums by passing an electric current through the closed circuit. it can.

  The shaft 21 reciprocates in the vertical direction (axial direction) by the driving force from the actuator 22 and transmits the driving force of the actuator 22 to the gum massage brush 1. The actuator 22 causes the shaft 21 to perform a reciprocating motion in the vertical direction (longitudinal direction) by the electric power from the battery 20.

  Next, the verification result of the evaluation experiment performed in order to confirm the massage effect by the gum massage apparatus of this invention is demonstrated.

  It is generally known that an improvement in gingival inflammation can be expected if at least an increase in oxygen saturation near the gingival papilla is observed after gum massage. This increase in oxygen saturation near the gingival papilla is considered to be It was used as an index.

  FIG. 4 shows the results of measuring the oxygen saturation near the gingival papilla for effect verification using four different gum massage brushes 1. In addition, about the holding body 2, in order to make conditions constant, the evaluation experiment was done using the same holding body 2. FIG.

  Based on the oxygen saturation near the gingival papilla in the resting state before using the device, measure the oxygen saturation near the gingival papilla after performing a gingival massage for 1 minute with each brush and resting for 3 minutes. The increase in oxygen saturation from the value was evaluated.

  A case where it was determined that the effect of improving gingiva after the massage was remarkable (the oxygen saturation level increased by 2 points or more) with respect to the oxygen saturation level during normal times was ◎, and that the effect was determined to be effective (0.5 A mark higher than the point) was marked with ◯, and a slight effect or no effect (0.5 points or less) was marked with Δ.

  The gum massage brush 1 of the example is the gum massage brush 1 described in the present embodiment shown in FIG. 3, and a back base 12 made of a non-conductive material is provided on the back side of the brush base 10. An energization stimulus and a vibration stimulus are applied simultaneously.

  The configuration of the gum massage brush of Comparative Example 1 is shown in FIG. This brush is composed of a brush body 13 and a brush handle 14, and the brush handle 14 is not provided with an energization path to the gingiva and only gives vibration stimulation.

  The configuration of the gum massage brush of Comparative Example 2 is shown in FIG. This brush does not include the electrode 18 in the brush body 13, but includes the electrode 18 at a position located below the brush body 13 in the brush handle 14, and is configured to energize the gums through saliva or the like when in use. A stimulus and a vibration stimulus are applied simultaneously.

  The configuration of the gum massage brush of Comparative Example 3 is shown in FIG. This brush is different from the brush of the embodiment in the configuration of the back base 12, but the other configurations are the same. That is, the brush of the embodiment has a back base 12 made of a non-conductive material on the back of the brush base 10, whereas this brush does not have the back base 12 made of a non-conductive material. The entire brush body 13 is made of a conductive material.

  All the brushes were mounted on the same gripping body 2 in order to make the conditions the same, and an evaluation experiment was performed under the same energization conditions (the energization is not performed in Comparative Example 1) and the same vibration conditions. The energization was controlled at 100 μA so that no more current would flow.

  As shown in FIG. 4, it became clear that a remarkable massage effect can be obtained by using the gum massage brush 1 of the example. This is because by providing the back base 12, it is possible to prevent current from diffusing from the back base 12, and to apply energization stimulation to the gums at a high current density, thereby enhancing the massage effect of the gums. Conceivable.

  In the gum massage brush 1 of this embodiment described above, the fitting protrusion 17 of the brush handle 14 is fitted into the fitting hole 16 of the brush body 13 having the elastic force between the brush body 13 and the brush handle 14. Since the brush 18 and the bristle 11 are electrically connected by the electrode 18 coming into contact with the brush base 12 in the fitting hole 16, the brush body 13 and the brush 14 can be easily connected. As a result, assembly work becomes easy and man-hours for manufacturing can be reduced.

  The brush pattern 14 may be covered with a low elastic modulus material. By doing so, it is possible to prevent the brush handle 14 from unintentionally hitting the gum and damaging the gum during use of the gum massage brush 1.

  Moreover, the brush main body 13 is good also as a structure by which the brush base 10 and the back base 12 which installed the bristle 11 upright are integrally formed as one component. By adopting such a configuration, the number of components of the gum massage brush 1 is reduced, and the assembly work is facilitated, so that the number of manufacturing steps can be reduced.

  Further, as another configuration of the present embodiment, as shown in FIG. 8, the surface of the brush bristles 11 and the brush base 10 made of the low elastic modulus conductive material so that only the tip ends of the bristles 11 are exposed. The coating 101 may be applied. By adopting such a configuration, only the tip of the brush hair 11 is energized with current, so that current diffusion to sites other than saliva and gums can be prevented and high current density energization can be easily applied to the gums. Can do.

  Further, it is desirable that the low elastic modulus conductive material is made of conductive silicon and the non-conductive material is made of non-conductive silicon. By doing in this way, moderate massage stimulation can be given, without damaging the oral cavity, such as a gum.

  Further, the circuit board 24 of the grip body 2 may be configured to include a current value control unit that cuts a predetermined current or more. By doing in this way, it can prevent that a user is injured by excessive electricity supply, and the unpleasant irritation | stimulation by excess electricity supply can be suppressed.

DESCRIPTION OF SYMBOLS 1 Brush for gum massage 2 Grasping body 10 Brush base 11 Brush hair 12 Back base 13 Brush body 14 Brush handle 15 Electric path 16 Fitting hole 17 Fitting protrusion 18 Electrode 20 Battery (power supply part)
22 Actuator (vibration mechanism)
24 Circuit board (control unit)
101 coating

Claims (7)

Brush base, brush bristles standing upright from brush base, and back base formed on one side of brush base as opposite to the side where brush bristles are erected A brush body having a base, a brush handle extending from the brush body, and electrically connecting the brush handle and the brush bristles by providing an electrical path in the brush handle,
The brush main body is provided with a fitting hole, and the brush handle has a fitting projection that fits into the fitting hole on one end side and an electrode that is connected to the electric path and disposed on the fitting projection. The brush main body and the brush handle are fixed by fitting a fitting protrusion of the brush handle into the fitting hole of the brush main body, and the electrode comes into contact with the brush base in the fitting hole. And brush bristles are electrically connected,
The gum for brushing a gum, wherein the brush base and the brush bristles are made of a low elastic modulus conductive material, and the back base is made of a non-conductive material . The brush for massaging a gum according to claim 1, wherein the brush handle is covered with a low elastic modulus material. Coat the surface of the brush hair and the brush base so that only the tip of the brush hair is exposed.
Gum massage brush according to claim 1 or 2, characterized in that subjected to ring. 4. The gum massage brush according to any one of claims 1 to 3, wherein the low elastic modulus conductive material is conductive silicon and the non-conductive material is non-conductive silicon . The gum massage brush according to any one of claims 1 to 4, and a gum massage massage
A gum massaging device comprising: a gripping body that is connected and integrated with a brush and has a power supply unit that is connected to an electric path of the brush handle and applies current to the brush hair . The gum massaging device according to claim 5, wherein the grasping body includes a current value control unit that cuts a current exceeding a certain value . The gripping body is provided with a vibration mechanism for driving the brush hair at a high speed with a predetermined displacement amount.
A gum massage apparatus according to claim 5 or 6 .

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