WO2022025412A1

WO2022025412A1 - Mouthpiece-type cleaning device

Info

Publication number: WO2022025412A1
Application number: PCT/KR2021/007188
Authority: WO
Inventors: 지숙
Original assignee: 아주대학교산학협력단
Priority date: 2020-07-29
Filing date: 2021-06-09
Publication date: 2022-02-03
Also published as: KR20220014539A

Abstract

The present invention provides a mouthpiece-type cleaning device comprising: a frame part; a cleaning part disposed inside the frame part and surrounding teeth; and a pressing part installed to the frame part and pressing the cleaning part between a tooth and another tooth. The mouthpiece-type cleaning device according to the present invention is designed to have a structure in which the cleaning part inside the frame part surrounds the teeth and the pressing part presses the cleaning part between a tooth and another tooth so that a specific portion of a tooth, which cannot be easily cleaned by a person, can be further easily cleaned. In addition, according to the present invention, the frame part and the cleaning part are designed to have shapes having protrusion ends formed on the inside thereof and recessed grooves formed on the outside thereof so as to correspond to the shape of a person's teeth, respectively, and the pressing means is designed to have a structure inserted into the recessed grooves to inwardly press the protrusion ends. Therefore, the present invention can provide a mouthpiece-type cleaning device which is customized with the teeth arrangement and gum shape of an individual and has a high-efficiency performance of removing bacteria.

Description

Mouthpiece type cleaning device

The present invention relates to a mouthpiece-type cleaning apparatus, and more particularly, to an apparatus formed in a mouthpiece shape and worn on human teeth to clean teeth.

In general, a mouthpiece refers to a device designed to surround the teeth in order to protect the teeth. The mouthpiece is used to protect the teeth of an athlete in fighting games such as boxing, but recently, a device used to clean the teeth following the shape of the mouthpiece has also been developed.

On the other hand, although most people brush their teeth every day, there is a problem that the bacteria in the oral cavity cannot be sufficiently removed to a level that can prevent periodontitis. In addition, there is a problem in that people are not good at brushing the teeth and gums, which are the most common areas of periodontitis, or the gums between teeth and teeth. In particular, when the shape of the gums is changed due to periodontitis, there is also the fact that it is difficult to sufficiently remove bacteria with the conventional brushing method.

The proportion of the elderly population in Korea is 11.9% as of April '14, 13.1% in 2015 and 32.3% in '40. And it is expected that the number of elderly people who do not have free hand movements will increase accordingly.

Therefore, it is necessary to develop an elderly-friendly oral health care product, and it is a customized dental and gum shape that cleans areas that need to be easily cleaned (e.g., between teeth and between teeth and gingiva) without the individual patient being too concerned. , and it is necessary to develop a mouthpiece-type cleaning device with high-efficiency bacteria removal performance.

The present invention was developed in response to the above needs, and it is possible to easily clean a specific part of the tooth that cannot be easily cleaned by a person, and it is a mouthpiece with customized dental and gum shape, and high-efficiency bacteria removal performance. An object of the present invention is to provide a mold cleaning device.

The present invention, the frame portion; a cleaning unit disposed on the inside of the frame unit and surrounding the teeth; And it provides a mouthpiece-type cleaning device comprising a; is installed in the frame portion, the pressing portion for pressing the cleaning portion between the teeth and teeth.

The pressing unit, the supply means installed on the outside of the frame portion, is disposed on the outside of the cleaning unit, the pressing means disposed between the teeth and teeth, and connects the supply means and the pressing means, and is supplied from the supply means It may include a connection means for transmitting the received pressure to the pressing means.

The supply means may supply a fluid to the connection means, and the pressurizing means may be pressurized inwardly by the fluid introduced into the connection means.

The pressing means, the cross section is formed in a triangle, the vertex may be disposed to face between the tooth and the tooth.

The pressing means may have a rectangular cross-section.

The pressing means may be inserted into the cleaning unit from the outside of the cleaning unit.

The cleaning unit is formed with a protruding end protruding inward between the teeth and an indentation groove indented inward from the outside of the protruding end, and the pressing means may be inserted into the indentation groove.

The frame part may be inserted into the cleaning part and a fixing protrusion to which the cleaning part is fixed may be formed to protrude inward from the inner wall.

The cleaning unit may be formed of a stretchable material, and as the pressing unit presses the cleaning unit between the teeth and the teeth, the cleaning unit may be deformed to be inserted between the teeth and the teeth.

The cleaning unit may be any one of a sponge sheet, a natural latex sheet, and a sheet in which elastic hairs are formed on the inner wall.

When looking at the cross section of the tooth and the gingiva are cut vertically, the cleaning unit may wrap the gingival side end of the frame unit by bending the gingival side end to the outside of the frame unit.

When looking at a cross-section that cuts the teeth and the gingiva vertically, the pressing means may be disposed between the gingiva and the teeth.

The mouthpiece-type cleaning apparatus according to the present invention further includes a vibrating unit installed in the frame unit, sensing the pressure applied by the teeth, and vibrating the frame unit and the cleaning unit when the sensed pressure is greater than or equal to a preset reference value can do.

According to the mouthpiece-type cleaning device according to the present invention, the cleaning unit surrounds the teeth on the inside of the frame portion, and the pressing unit is designed to press the cleaning unit between the teeth and teeth, so that a person cannot easily clean teeth. The area can be cleaned more easily. In addition, according to the present invention, the frame portion and the cleaning portion are designed to have a protruding end and an indentation groove formed on the outer side, respectively, to correspond to the shape of a human tooth, and a pressing means is inserted into the indentation groove to press the protruding end inward. By designing with a structure that provides

1 is an exploded perspective view of a mouthpiece-type cleaning device according to the present invention.

2 is a view showing a state looking at the chewing surface of the tooth.

3 is an enlarged view of the molar portion of the tooth in FIG. 2 , and is a view showing the state before the pressing unit presses the cleaning unit.

FIG. 4 is a view showing a state after the pressing unit presses the washing unit in FIG. 3 .

5 is a view showing a state seen from the side of the teeth.

6 is a view showing a cross-section when a tooth is cut in a vertical plane penetrating the tooth and the gingiva.

Although the present invention has been described with reference to the embodiment shown in the drawings, which is merely exemplary, those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims.

1 to 6 , the mouthpiece-type cleaning apparatus 100 according to the present invention includes a frame part 110 , a cleaning part 120 , a pressing part 130 , and a vibrating part 140 . On the other hand, 'inside', which will appear hereinafter, means a direction closer to the tooth 1 side, and 'outside' means a direction away from the tooth 1 .

The frame part 110, the cleaning part 120, the pressing part 130 and the vibrating part 140 are installed, and is designed in a U-shape as shown in FIGS. 1 to 6, It is designed so that a gap of 1 mm to 2 mm is formed between (1). 1 to 4 , the frame part 110 is designed to correspond to the shape of the tooth 1 . More specifically, the frame part 110 has a protruding end 111 protruding inward between the tooth 1 and the tooth 1, and an indentation recessed from the outside of the protruding end 111 to the inside. A groove 112 is formed. That is, the frame part 110 is designed to follow the structure of the oral cavity as it is, and when the gap between the tooth 1 and the tooth 1 is widened by the retraction of the gingiva 2 , the protruding end ( 111) digs deeper and deeper between the teeth (1) and the teeth (1).

Meanwhile, as shown in FIG. 6 , the frame part 110 is formed in a shape corresponding to the outer surface of the tooth 1 so as to surround the outer surface of the tooth 1 . And the frame part 110 is formed in a shape recessed between the teeth (1) and the gingiva (2). Therefore, when the frame part 110 is mounted on the tooth 1, the frame part 110 at the connection portion between the tooth 1 and the gingiva 2 is attached to the tooth 1 with a “click” sound. will be installed The frame part 110 may be made of a material having elasticity so that it can be easily mounted and removed in the oral cavity. In addition, as shown in FIG. 6 , the frame part 110 may be designed to surround the entire tooth 1 and a part of the gingiva 2 .

As shown in FIG. 1 , the frame unit 110 may be designed as an integral body covering both the upper and lower jaws. However, this is only an example, and so that it can be applied to a person who has a small mouth and it is difficult to open his/her mouth, the frame unit 110 may be designed as a separate type to cover the upper and lower jaws, respectively. However, in this case, the vibrating unit 140 may be omitted without being installed on the frame unit 110 .

The frame part 110 may be manufactured by 3D printing. In particular, it can be manufactured customized to the arrangement of the teeth (1) and the shape of the gingiva (2) of each person.

2 to 6 , the frame part 110 has a plurality of fixing protrusions 113 protruding from the inner wall thereof. The plurality of fixing protrusions 113 are formed to protrude inward from the inner wall of the frame portion 110 . And the plurality of fixing protrusions 113 are inserted into the cleaning unit 120 disposed inside the frame unit 110 . Accordingly, the cleaning unit 120 is fixed to the frame unit 110 through the plurality of fixing protrusions 113 .

As shown in FIGS. 2 to 5 , the plurality of fixing protrusions 113 are arranged to be spaced apart from each other at predetermined intervals along the arrangement of the teeth 1 . And the plurality of fixing protrusions 113, as shown in FIG. 6, are arranged to be spaced apart from each other at a predetermined interval so as to completely surround the outer surface of the tooth (1).

The cleaning unit 120 is disposed on the inside of the frame unit 110, is designed in a U-shape as shown in FIGS. 1 to 6, and is disposed so as to be in contact with the outer surface of the tooth 1, 1) wrap 1 to 4 , the cleaning unit 120 is designed to correspond to the shape of the tooth 1 like the frame unit 110 . In more detail, the cleaning unit 120 includes a protruding end 121 protruding inward between the tooth 1 and the tooth 1, and a depression indented from the outside of the protruding end 121 to the inside. A groove 122 is formed. That is, the cleaning unit 120 is designed to follow the tooth structure of the oral cavity as it is, and when the gap between the tooth 1 and the tooth 1 is widened by the retraction of the gingiva 2 , the protruding end ( 121) digs deeper and deeper between the teeth (1) and the teeth (1). Meanwhile, the cleaning unit 120 is installed in the frame unit 110 so that the protruding end 111 of the frame unit 110 is inserted into the indentation groove 122 of the cleaning unit 120 .

The cleaning unit 120 is designed to be larger than the gap between the tooth 1 and the frame unit 110 so as to press the tooth 1 between the tooth 1 and the frame unit 110 . can be For example, the cleaning unit 120 may be designed to have a thickness of 1 mm to 3 mm.

The cleaning unit 120 may be any one of a sponge sheet, a natural latex sheet, and a sheet in which elastic hair is formed on the inner wall. When the cleaning unit 120 is designed in the shape of a sheet of sponge material, it can be in closer contact with the outer surface of the tooth 1, and foreign substances present on the outer surface of the tooth 1 are removed. It can be wiped off effectively. When the cleaning unit 120 is designed with a natural latex sheet, it is possible to efficiently remove bacteria present in the tooth 1 . Natural latex refers to a material containing 80% by weight or more of natural rubber, which prevents the inhabitation of house dust mites, mold, bacteria, etc., and can be used for at least 10 years. When the cleaning unit 120 is designed as a sheet in which elastic hairs are formed on the inner wall, the hairs on the inner wall of the sheet clean the outer surface of the teeth 1 evenly and evenly, and the cleaning efficiency of the cleaning unit 120 is improved. can do it

Referring to FIG. 6 , the cleaning unit 120 may be formed in a shape in which an end of the gingiva 2 side extends 1 mm to 2 mm beyond the boundary between the teeth 1 and the gingiva 2 . More specifically, the cleaning unit 120 may be designed in such a way that the gingival (2) side end is bent outward of the frame unit 110 to surround the gingival (2) side end of the frame unit 110. have. In this case, the cleaning unit 120 may maintain a more firmly installed state on the frame unit 110 , and in this state, the tooth 1 may be cleaned more effectively.

The cleaning unit 120 may be manufactured by a 3D printing method, and may be customized to the arrangement of the human teeth 1 and the shape of the gingiva 2 . Alternatively, the cleaning unit 120 may be standardized and designed into three types of tapered, ovoid, and square in consideration of the shape of a person's jaw (or dental arch). can In general, the human arch can be classified into three types of tapered, ovoid, and square. that can be designed.

2 to 6 , the pressing unit 130 is installed on the frame unit 110 and presses the cleaning unit 120 between the

teeth

1 and 1 . In more detail, the pressing unit 130 includes a supply unit 131 , a plurality of pressing units 132 , and a connection unit 133 . The supply means 131 is installed in front of the outside of the frame portion (110). The plurality of pressing means 132 are disposed on the outside of the cleaning unit 120 , and are disposed between the teeth 1 and the teeth 1 and between the teeth 1 and the gingiva 2 . The connecting means 133 connects the supply means 131 and the pressing means 132 , and transmits the pressure supplied from the supply means 131 to the pressing means 132 to the pressing means 132 . pressurize

The supply means 131 supplies the fluid to the connection means 133 . The fluid may be water, washing water, air, or the like. The pressurizing means 132 is pressed inwardly by the fluid introduced into the connecting means 133 . As described above, as the pressing means 132 is pressed inward, the pressing means 132 presses the cleaning unit 120 inside. Specifically, the pressing means 132 is to press between the teeth (1) and the teeth (1), and between the teeth (1) and the gingiva (2). Accordingly, the present invention more easily cleans a specific part of the tooth 1 that cannot be easily cleaned by humans (ie, between the tooth 1 and the tooth 1, between the tooth 1 and the gingiva 2). can do.

The connecting means 133 may be located between the teeth 1 and the gingiva 2 and be connected to the supply means 131 in a form that surrounds the entire arrangement of the teeth 1 . On the other hand, in FIGS. 2, 3, 4, and 6, the connection means 133 is shown to surround the frame part 110 from the outside of the frame part 110, but this is only an example, The connecting means 133 may be disposed inside the frame part 110 .

The pressing means 132 is inserted into the cleaning unit 120 from the outside of the cleaning unit 120 . At this time, the pressing means 132, as shown in Figures 2 to 6, is formed in a triangular cross section, the vertex is between the tooth (1) and the tooth (1), the tooth (1) and the gingiva (2) ) can be arranged to face between. However, this is merely exemplary, and the pressing means 132 may have a rectangular cross-section.

As described above, the cleaning unit 120 may be formed of a stretchable material such as a sponge sheet, a natural latex sheet, or a sheet having elastic hair formed on the inner wall. Therefore, as the pressing means 132 presses the cleaning unit 120 between the

teeth

1 and 1, the cleaning unit 120 is inserted between the teeth and the teeth as shown in FIG. 4 . It is deformed, and through this, cleaning between the tooth 1 and the tooth 1 is possible.

The supply means 131 may pressurize the pressurizing means 132 as it is directly physically pressurized by a person, or may be controlled by a separate control device (not shown) to pressurize the pressurizing means 132 . may be

The vibrating unit 140 is installed in the frame unit 110 integrally designed to cover both the upper and lower jaws, and vibrates the frame unit 110 and the washing unit 120 to make the washing unit 120 . to clean the teeth 1 more effectively. To this end, a separate pressure sensor (not shown) may be installed in the frame unit 110 . When a person puts the mouthpiece-type cleaning device 100 according to the present invention into the oral cavity and then bites the device 100 using the upper and lower teeth, the pressure is transmitted to the pressure sensor installed in the frame unit 110 . . And when the pressure transmitted to the pressure sensor is equal to or greater than a preset reference value, the vibrating unit 140 is turned on to vibrate the frame unit 110 and the cleaning unit 120 . After that, when a person opens their mouth up and down and the upper and lower teeth are spaced apart from the device 100, the pressure transmitted to the pressure sensor becomes less than a preset reference value, and in this case, the vibrator 140 is turned off and the frame part (110) and the cleaning unit 120 is no longer vibrated.

Although most people brush their teeth every day, there is a problem that the bacteria in the oral cavity cannot be sufficiently removed to prevent periodontitis. In addition, there is a problem in that people are not good at brushing the teeth and gums, which are the most common areas of periodontitis, or the gums between teeth and teeth. In particular, when the shape of the gums is changed due to periodontitis, there is also the fact that it is difficult to sufficiently remove bacteria with the conventional brushing method.

Therefore, according to the mouthpiece-type cleaning device 100 of the present invention as described above, it is possible to provide an elderly-friendly oral health care product, and the area (between teeth, between teeth, between teeth, It is possible to provide a mouthpiece-type cleaning device 100 that can clean individual teeth and gums more effectively and has high-efficiency bacteria removal performance.

Claims

frame part;

a cleaning unit disposed on the inside of the frame unit and surrounding the teeth; and

Mouthpiece-type cleaning device comprising a; is installed in the frame portion, the pressing portion for pressing the cleaning portion between the teeth and teeth.
The method according to claim 1,

The pressurizing part,

a supply means installed on the outside of the frame part;

A pressing means disposed on the outside of the cleaning unit and disposed between the teeth and the teeth;

and a connection means for connecting the supply means and the pressing means, and transmitting the pressure supplied from the supply means to the pressing means.
3. The method according to claim 2,

The supply means supplies the fluid to the connection means,

The pressurizing means is a mouthpiece-type cleaning device that is pressurized inward by the fluid introduced into the connecting means.
3. The method according to claim 2,

The pressing means is formed in a triangular cross-section, the mouthpiece-type cleaning device is disposed so that the vertex is directed between the teeth.
3. The method according to claim 2,

The pressing means is a mouthpiece-type cleaning device that is formed in a rectangular cross-section.
3. The method according to claim 2,

The pressing means is a mouthpiece-type cleaning device inserted into the cleaning unit from the outside of the cleaning unit.
3. The method according to claim 2,

The cleaning unit, a protruding end protruding inward between the teeth and teeth, and an indentation groove recessed inward from the outside of the protruding end are formed,

The pressing means is a mouthpiece-type cleaning device that is inserted into the indentation groove.
The method according to claim 1,

The frame part is inserted into the cleaning part and a fixing protrusion to which the cleaning part is fixed is formed to protrude inward from an inner wall of the mouthpiece-type cleaning apparatus.
The method according to claim 1,

The cleaning unit is formed of a stretchable material,

As the pressing unit presses the cleaning unit between the teeth and the teeth, the cleaning unit is deformed to be inserted between the teeth and the teeth.
10. The method of claim 9,

The cleaning unit, a sponge sheet, a natural latex sheet, a mouthpiece-type cleaning device in any one of the sheet having elastic hair formed on the inner wall.
The method according to claim 1,

When looking at the cross section that cuts teeth and gingiva vertically,

The cleaning unit is a mouthpiece-type cleaning device in which the gingival-side end is curved outwardly of the frame portion to surround the gingival-side end of the frame portion.
3. The method according to claim 2,

When looking at the cross section that cuts teeth and gingiva vertically,

The pressing means is a mouthpiece-type cleaning device disposed between the gingiva and the teeth.
The method according to claim 1,

The mouthpiece-type cleaning apparatus further comprising a vibrating unit installed in the frame unit, sensing the pressure applied by the teeth, and vibrating the frame unit and the washing unit when the sensed pressure is equal to or greater than a preset reference value.