CN209548116U - Correct facing - Google Patents
Correct facing Download PDFInfo
- Publication number
- CN209548116U CN209548116U CN201821564634.XU CN201821564634U CN209548116U CN 209548116 U CN209548116 U CN 209548116U CN 201821564634 U CN201821564634 U CN 201821564634U CN 209548116 U CN209548116 U CN 209548116U
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- Prior art keywords
- elastic arm
- dental arch
- correction
- facing
- thickness
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Abstract
The utility model relates to a kind of correction facings, can group be installed in the dental arch of user with unloading, dental arch is corrected to the objective contour for the shape for being different from original contour at one by an original contour, the correction facing includes plural number and the tongue side of dental arch or the elastic arm of cheek side contacts, plural elastic arm interconnection is configured to a correction profile, the correction profile meets at least part of objective contour, and at least one positioned at the turning point of two elastic arm link positions, when making to correct facing and installing to dental arch with original contour, an at least elastic arm is by the extruding that will receive dental arch or supports, and then the elastic force for acting on dental arch is generated using turning point as fulcrum；Wherein, elastic arm does not exceed an occlusal surface height of dental arch, is piled up in facing to prevent seam allowance water, and solve over the facing thickness at occlusal surface due to derived from other problems.
Description
Technical field
The utility model relates to a kind of correction facings, and espespecially one kind is installed on dental arch, the arrangement mode of straightening of teeth
Correct facing.
Background technique
The tooth of marshalling also can be reduced the unnecessary abrasion of tooth, reduce and brush in addition to more beautiful outer in external form
The dead angle of tooth, or reduce the burden in jaw joint.And in order to which the bad teeth arrangement of congenital arrangement is neat, rectifier is tooth
Correct indispensable significant components.
It is general to be mainly bent to similar dental arch to connect by affixing on tooth surfaces in conventional corrective
The rectifier of the orthotic line of shape, then by orthotic line lasting application strength to be administered, to gradually change the row of tooth
Column position, however, there are many problems using the mode for affixing rectifier on tooth；Other than beauty, conventional corrective device has
Certain volume makes wearer uncomfortable with thickness, and its edge is also easy to scratch tongue or cheek, cause broken skin or
Mucosa ulcer ulcer.
Therefore, there is manufacturer to develop to be not required to affix rectifier on tooth surfaces using one kind, user is allowed voluntarily to wear
Or the facing (such as hidden suitable U.S. facing) unloaded, the side of the position of tooth is gradually changed by gradually wearing facing of different shapes
Formula is corrected.
Wherein, the most common pattern of this kind of facings is exactly to be produced by 3D printing or the vacuum-formed mode of plastic sheet
The pattern of the raw shell for covering the uniform thickness on entire corona, such semienclosed housing design, since saliva is easy
It is deposited in internal and easily causes stink, and since the material at occlusal surface has certain thickness, this is easy so that wearing eventually
The problems such as can not being normally closed oral cavity when occlusion and influence and slobber, in addition, in addition to facing during wearing
May can be needed entirely to change due to the movements such as grind one's teeth in sleep are broken by the teeth by user at occlusal surface it is outer, it is long with the extension of improvement time
The wearing of time can possibly even generate the phenomenon that backteeth open bite.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is that: a kind of correction facing is provided, it will not when wearing
Occlusal surface is covered, other than preventing saliva to be piled up in facing, can also prevent from deriving due to the facing thickness at occlusal surface
Other problems.
To achieve the above object, the technical scheme adopted by the utility model is a kind of correction facing, can group install with unloading
In the dental arch of a user, the dental arch is corrected to the target for the shape for being different from the original contour at one by an original contour
Profile, the correction facing include most and the tongue side of the dental arch or the elastic arm of cheek side contacts, and the plural number elastic arm is mutual
For connecting structure at a correction profile, the correction profile meets at least part of the objective contour, and has at least one
In the turning point of the link position of two elastic arms, the correction facing is installed to the dental arch with the original contour
When, at least one elastic arm is by the extruding that will receive the dental arch or supports, and then one is generated using the turning point as fulcrum
Act on the elastic force of the dental arch；Wherein, the height of the elastic arm is no more than an occlusal surface height of the dental arch.
The correction facing, the elastic arm include be contacted with the dental arch the cheek side or the tongue side one first
Elastic arm and one second elastic arm, when the correction facing is installed on the dental arch for having the original contour, first bullet
Arm and second elastic arm are formed simultaneously the service portion that a pair of dental arch is pushed against.
The correction facing, first elastic arm have a first thickness, and second elastic arm has a second thickness,
And the second thickness is greater than the first thickness, makes to be installed on the dental arch for having the original contour when the correction facing
When, first elastic arm forms the first service portion that a pair of dental arch carries out larger pushing and pressing effect, and second elastic arm is formed
A pair of dental arch carries out the second service portion of smaller pushing and pressing effect.
The correction facing, one end of the elastic arm are equipped with one and surround portion, it is described around portion there is a bending and with institute
State at least tooth that elastic arm is surrounded the dental arch by the cheek side and the tongue side jointly.
The correction facing, the composition wall surface around portion have a first thickness, and around portion described in connecting
The elastic arm has a second thickness, and the second thickness is greater than the first thickness.
The correction facing, described surround are equipped with an extension section, the wall thickness of the extension section between portion and the elastic arm
Less than the elastic arm and the thickness around portion.
The correction facing, the elastic arm forms a protruding block towards the tongue side or cheek side side, described convex
It is bittiness to be set between two adjacent teeth of the dental arch.
The correction facing, the protruding block trim the occlusal surface close to the side of the occlusal surface.
The correction facing, the correction facing have interior elastic arm and a contact institute for a contact dental arch tongue side
The outer elastic arm of dental arch cheek side is stated, the both ends of the outer elastic arm connect with the both ends of the interior elastic arm each by a bending, make
The cheek side for obtaining the dental arch and tongue side are completely by the correction facing around covering.
The correction facing, the elastic arm are formed with a groove connected for elastic component, and the elastic component passes through described
Groove applies an applied external force for being different from the elastic arm force direction to the elastic arm.
Compared with prior art, by adopting the above technical scheme utility model has the advantages that be directed to elastic arm part
The correction facing of corresponding different correction demands is generated by way of change in shape or thickness change, and the correction facing exists
Only be coated under normal circumstances tooth tongue side or cheek side and do not cover the occlusal surface of tooth, therefore will not be because of thickness problem shadow
It rings the occlusion height to upper and lower row's tooth and can normally be closed, and because of energy normally closed without influencing whether pronunciation, head piece
Water, or open bite phenomenon is caused, and because occlusal surface has no cladding, therefore the structure of facing not will receive the external force from tooth and hit
It hits and causes to rupture, and saliva can be passed in and out normally and be not easy to accumulate smelly.
Detailed description of the invention
Fig. 1 is that the utility model corrects schematic diagram of the facing in an embodiment；
Fig. 2 is that the utility model corrects schematic diagram of the facing in another embodiment；
Fig. 3 is the side schematic view of Fig. 2 embodiment；
Fig. 4 is the sectional schematic diagram of dental arch in Fig. 2 embodiment；
Fig. 5 is that the utility model corrects schematic diagram of the facing in another kind of embodiment；
Fig. 6 is that the utility model corrects schematic diagram of the facing in an embodiment；
Fig. 7 is that the utility model corrects schematic diagram of the facing in an embodiment；
Fig. 8 is that the utility model corrects facing in the schematic diagram of an embodiment to correct regional area；
Fig. 9 is that the utility model corrects facing in another schematic diagram to correct the embodiment of regional area；
Figure 10 is that the utility model corrects facing in the schematic diagram of the embodiment further to correct regional area；
Figure 11 A is that the utility model corrects schematic diagram of the facing in another class embodiment；
Figure 11 B, Figure 11 C are that the utility model corrects schematic diagram of the facing in another embodiment；
Figure 11 D is the schematic diagram using facing shown in Figure 11 B, Figure 11 C when being used together；
Figure 12 is that the utility model corrects facing in the schematic diagram of the embodiment further to change portion's regional area；
Figure 13 is that the utility model corrects facing in the another schematic diagram to change the embodiment of portion's regional area.
Description of symbols: 10- corrects facing；11- elastic arm；110- mating groove；111- cooperates ridge；The turning point 112-；
The first elastic arm of 11A-；110A- first thickness；The second elastic arm of 11B-；110B- second thickness；Elastic arm in 11C-；The outer elastic arm of 11D-；
The first service portion of 12A-；The second service portion of 12B-；13- wall face height；14- surrounds portion；141- bending；15- extension section；16-U
Character form structure；17- groove；170- elastic component；18- protruding block；20- dental arch；21- tooth；22- corona；23- occlusal surface；230-
Occlusal surface height.
Specific embodiment
The utility model is further described with attached drawing combined with specific embodiments below, the advantages of the utility model and feature
Will be with description and it is apparent.
Please refer to shown in Fig. 1 to Figure 12, the utility model correct facing 10 include an ontology, the ontology can group fill with unloading
On the dental arch 20 of a user, correct the dental arch 20 not yet using the original contour before the correction facing 10 by one
(profile determined by correcting doctor, the profile are not necessarily the objective contour for the shape for being different from the original contour at one
The profile completed when correction, it is also possible to the only profile of the transition state in correcting process), the ontology includes two and institute
The tongue side of dental arch 20 or the elastic arm 11 of cheek side contacts are stated, it is substantially matching in the tooth that two elastic arms 11 are equipped with most shapes
The mating groove 110 of the shape of the side of the corona 22 of each tooth 21 in bow 20, and between the mating groove 110
Cooperate ridge 111, the elastic arm 11, which is connected with each other, is configured to a correction profile for being similar to the objective contour, the correction profile
Meet at least part of the objective contour, and the turning point for the link position for being located at two elastic arms 11 at least one
112, when the correction facing 10 being made to install the dental arch 20 extremely with the original contour, due to the original contour of dental arch 20
It is different from the correction correction profile of facing 10, make at least one elastic arm 11 that will will receive the extruding or support of the dental arch 20
, and then generate one using the turning point 112 as fulcrum and act on the elastic force of the dental arch 20 to act on the dental arch
20 tooth 21.
Shown in please refer to figs. 1 to 4, in the embodiment in figure 1, the correction facing 10 is mounted in the dental arch 20
Tongue side position, and the elastic arm 11 includes the cheek side for being contacted with the dental arch 20 or one first elastic arm 11A of the tongue side
And one second elastic arm 11B, when the correction facing 10 is installed on the dental arch 20 for having the original contour, described first
Elastic arm 11A and the second elastic arm 11B is formed simultaneously the service portion that a pair of dental arch 20 is pushed against to push against the dental arch
20 (arrow directions in such as figure) make the dental arch 20 of crowded arrangement by more crowded original contour correction at more expanding
Open and be different from the objective contour of the shape of the original contour.
But wherein, the installation site of the not restricted correction facing 10 of the utility model, can change according to demand and match
Seated position influences the correction facing 10 to the mode of action of the dental arch 20, such as in the embodiment of fig. 2, the correction tooth
Set 10 is mounted in the cheek side position of the dental arch 20, makes have the dental arch 20 of larger teeth space excessive by 21 gap of tooth
Shorten the objective contour of the shape different from the original contour in the original contour into；Wherein, as shown in Figures 3 and 4,
In the correction facing 10 of the utility model, the wall face height 13 of the equal plural elastic arm 11 does not all exceed the dental arch 20
An occlusal surface height 230 between occlusal surface 23 and gum (not shown), so that during installation, the correction facing 10 only connects
The side of the corona 22 of the tooth 21 is touched without covering on the occlusal surface 23 of the corona 22, without will cause maxilla
With the height change of the occlusal surface 23 of lower jaw, the problems such as causing saliva to accumulate without such as traditional facing or influence pronunciation.
In addition, the section configuration of the not restricted correction facing 10 of the utility model, so that in the embodiment of Fig. 4
In, the correction facing 10 can be the component of a uniform thickness, so that cooperation 21 surface radian of tooth is substantially presented in its section
Rectangle, and in other embodiments, the section can be other shape such as triangles or half arc etc..
It please refers to shown in Fig. 5 to Fig. 7, in order to enhance the connection relationship between the correction facing 10 and the dental arch 20,
It is described in the embodiment of Fig. 5 to Fig. 7 to prevent from being detached from dental arch 20 easily during the correction facing 10 is in pushing and pressing
One end of elastic arm 11 is equipped with one and surrounds portion 14, and the portion 14 that surrounds is with a bending 141 and with the elastic arm 11 by the cheek side
And the tongue side both direction surrounds at least tooth 21 that the dental arch 20 is located at end jointly；Wherein, in Fig. 5 and Fig. 6
Shown in embodiment, described around portion 14 is the tooth 21 around 20 both ends of dental arch, and makes to be located at described surround
The tooth 21 in portion 14 is not pushed against by described around the identical direction of the tooth 21 in portion 14 with by with other；And it is shown in Fig. 7
In embodiment, since the force direction that the elastic arm 11 acts on tooth 21 is the correction profile according to the correction facing 10
With the direction difference of the objective contour, therefore when the tooth 21 and institute of the original contour for an end when the dental arch 20
When stating the situation of the generation dislocation of dental arch 20, in order to adjust 21 position of the tooth for being located at end, make the target of the dental arch 20
Profile becomes a complete arch, in the embodiment shown in Fig. 7, by the tooth 21 surrounded around portion 14
Impact direction can (side as shown by the arrows in Figure 7 opposite with the Impact direction of tooth 21 of other parts of the dental arch 20
To).
It please see Figure shown in 8, about described other variation designs around portion 14 of application, in an embodiment, in order to pull
A other tooth 21, makes the gap shrinks between two teeth 21, and the elastic arm 11 and described surround can be equipped with one between portion 14
Extension section 15, and in order to pull by the tooth 21 surrounded around portion 14, the extension section wall of the extension section 15
Thickness is less than the bullet wall wall thickness for surrounding portion 14 and the elastic arm 11.
As shown in Fig. 9 to Figure 10, in a kind of embodiment, in order to once change simultaneously the more of 20 side of dental arch
The arrangement mode of several teeth 21, such as fixed in the state of side dental arch 20 in such as Fig. 9, Figure 10 and only expand the other side
In the embodiment of dental arch 20, the elastic arm 11 includes to be contacted with the tongue side of the dental arch 20 (other embodiments can be described
Cheek side) one first elastic arm 11A and a thickness different from the first elastic arm 11A thickness the second elastic arm 11B, when described
When correction facing 10 is installed on the dental arch 20 for having the original contour, the first elastic arm 11A and the second elastic arm 11B
It is formed simultaneously the service portion that a pair of dental arch 20 is pushed against, and as shown in figure 9, the first elastic arm 11A has one first
Thickness 110A, the second elastic arm 11B have a second thickness 110B, because the first thickness 110A is less than second thickness
110B is spent, therefore is made when the correction facing 10 is installed on the dental arch 20 for having the original contour, the first elastic arm 11A
The first service portion 12A, the second elastic arm 11B that a pair of dental arch 20 carries out larger pushing and pressing effect can be formed and form a pair of of institute
State the second service portion 12B that dental arch 20 carries out smaller pushing and pressing effect.
Alternatively, as shown in Figure 10, in other embodiments, the first service portion 12A can surround portion 14 equipped with described in, and
A U-shaped structure 16 around plural tooth 21 is collectively formed around portion 14 with described, equally, in order to make to be surrounded by described
Different pushing and pressing strength are generated between the tooth 21 that portion 14 surrounds and the tooth 21 not surrounded by described around portion 14, are constituted
The wall surface around portion 14 has a first thickness 110A, and does not constitute the elastic arm for surrounding portion 14 on the ontology
11 have a second thickness 110B, and the first thickness 110A is equally less than the second thickness 110B.
It please refers to shown in Figure 11 A to Figure 11 D, in order to once change simultaneously the shape of the entire dental arch 20, in Figure 11 A institute
Show in embodiment, the correction facing 10 has the contact of interior elastic arm 11C and one of the tongue side of a contact dental arch 20
The both ends of the outer elastic arm 11D of the cheek side of the dental arch 20, the outer elastic arm 11D each by one bending 141 and with it is described
The both ends of interior elastic arm 11C connect, so that the cheek side of the dental arch 20 and the tongue side are completely by the correction facing 10
Around covering, but the correction facing 10 will not equally cover the occlusal surface 23.
In addition, please referring to shown in Figure 11 B, Figure 11 C, in embodiment in front, since the correction facing 10 changes tooth
It is only the correlative positional relation between the tooth 21 by the dental arch 20 when the shape of bow 20 to be aligned, rather than counterpart
It is changed on the basis of a reference point in chamber, therefore the institute in the embodiment of Figure 11 B and Figure 11 C, on the correction facing 10
State on elastic arm 11 can have with shape one for an elastic component 170 (such as: one be connected to the elastic tape for being set to intraoral bone nail or
Spring) connection groove 17, allow the elastic component 170 pass through the groove 17 come to the elastic arm 11 apply one be different from it is described
The applied external force of the force direction of elastic arm 11, to position the correction facing 10；
It please refers to shown in Figure 11 D, in Yu Suoshu embodiment, the elastic component 170 is one while being connected to the institute of upper and lower jaw
The correction facing 10 on dental arch 20 is stated, the position of the tooth 21 of the dental arch 20 of upper and lower jaw is enable to work in coordination；Its
In, the utility model does not limit how to form the mode of the groove 17,17 quantity of the groove or the groove 17
Position, in the embodiment shown in Figure 11 B to Figure 11 D, the groove 17 is the small-sized hook for extending from the elastic arm 11 by one
Groove 17 on part, in other embodiments, the groove 17, which can be, to be set to one and extends from barred body on the elastic arm 11
On, or using the wall thickness of the elastic arm 11, the groove 17 being directly opened on the elastic arm 11.
The correction facing 10 of the utility model can also be created by way of pushing and pressing plants tooth space, please refers to Figure 12 institute
Show, in Yu Suoshu embodiment, the elastic arm 11 of the correction facing 10 is towards the tongue side or cheek side side (according to tooth
Stitch and determined relative to the position of the elastic arm 11) protruding block 18 is formed, the protruding block 18 is set to the dental arch 20
In teeth space between two adjacent teeth 21, and it is described around portion 14 in being equally equipped on the same elastic arm 11；And it is the same,
It is described to surround the second wall degree 110B possessed by portion 14 less than the first wall possessed by the elastic arm 11 in order to expand the teeth space
Spend 110A.
Finally, under the situation of certain malocclusion, that is, when the tooth 21 of the upper jaw and the lower jaw is engaged, it is located at upper and lower jaw
Wherein side tooth 21 between have gap and make the tooth 21 of the other side occlusion when there is no matched tooth
In the case where 21, since the direction that the tooth 21 will be increasingly towards the other side extends, and the occlusal surface of script tooth confession is destroyed
23, therefore in the embodiment of figure 13, the elastic arm 11 of the correction facing 10 is towards the tongue side or cheek side side
(position according to teeth space relative to the elastic arm 11 determines) is equally formed with the protruding block 18, and the protruding block 18 is close
The side of the occlusal surface 23 trims the occlusal surface 23, so that tooth 21 when to stinging, not will receive other side tooth originally
The tooth 21 of 21 pushing and pressing can be by the pushing and pressing of the protruding block 18, without gradually extending, and then maintain the occlusal surface of the side
23 positions.
Above explanation and examples are merely exemplary, does not constitute any restrictions to the scope of the utility model.This
Field technical staff should be understood that can be to the utility model technology under the spirit and scope without departing from the utility model
The details and form of scheme are modified or are replaced, but these modifications and replacement are each fallen in the protection scope of the utility model.
Claims (10)
1. a kind of correction facing, can group be installed in the dental arch of a user with unloading, by the dental arch by an original contour correct at
One is different from the objective contour of the shape of the original contour, which is characterized in that the correction facing include it is most a with it is described
The tongue side of dental arch or the elastic arm of cheek side contacts, the plural number elastic arm interconnection are configured to a correction profile, the correction profile
Meet at least part of the objective contour, and the turning point for the link position for being located at two elastic arms at least one, makes
When the correction facing is installed to the dental arch with the original contour, at least one elastic arm will will receive the dental arch
Extruding or support, and then an elastic force for acting on the dental arch is generated using the turning point as fulcrum；Wherein, the bullet
The height of arm is no more than an occlusal surface height of the dental arch.
2. correction facing according to claim 1, it is characterised in that: the elastic arm includes to be contacted with the described of the dental arch
One first elastic arm and one second elastic arm of cheek side or the tongue side, when the correction facing is installed on the original contour
The dental arch when, first elastic arm and second elastic arm are formed simultaneously the service portion that a pair of dental arch is pushed against.
3. correction facing according to claim 2, it is characterised in that: first elastic arm has a first thickness, described
Second elastic arm has a second thickness, and the second thickness is greater than the first thickness, makes to be installed on when the correction facing
When the dental arch with the original contour, first elastic arm forms that a pair of dental arch carries out larger pushing and pressing effect
One service portion, second elastic arm form the second service portion that a pair of dental arch carries out smaller pushing and pressing effect.
4. correction facing according to claim 1, it is characterised in that: one end of the elastic arm is equipped with one and surrounds portion, described
There is an at least tooth for bending and being surrounded jointly with the elastic arm by the cheek side and the tongue side dental arch around portion
Tooth.
5. correction facing according to claim 4, it is characterised in that: constituting the wall surface around portion has one first thickness
Degree, and connecting the elastic arm around portion has a second thickness, and the second thickness is greater than the first thickness.
6. correction facing according to claim 4, it is characterised in that: described to be drawn around between portion and the elastic arm equipped with one
The wall thickness of extending portion, the extension section is less than the elastic arm and the thickness around portion.
7. correction facing according to claim 1, it is characterised in that: the elastic arm is towards the tongue side or the cheek side one
Side forms a protruding block, and the protruding block is set between two adjacent teeth of the dental arch.
8. correction facing according to claim 7, it is characterised in that: a lateral incision of the protruding block close to the occlusal surface
The neat occlusal surface.
9. correction facing according to claim 1, it is characterised in that: the correction facing has a contact dental arch tongue
The interior elastic arm of side and the outer elastic arm of a contact dental arch cheek side, the both ends of the outer elastic arm each by a bending and with institute
The both ends connection of interior elastic arm is stated, so that the cheek side of the dental arch and tongue side are completely by the correction facing around covering.
10. correction facing according to claim 1, it is characterised in that: the elastic arm is formed with one for elastic component connection
Groove, the elastic component apply an external action for being different from the elastic arm force direction to the elastic arm by the groove
Power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821564634.XU CN209548116U (en) | 2018-09-19 | 2018-09-19 | Correct facing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821564634.XU CN209548116U (en) | 2018-09-19 | 2018-09-19 | Correct facing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209548116U true CN209548116U (en) | 2019-10-29 |
Family
ID=68299086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821564634.XU Expired - Fee Related CN209548116U (en) | 2018-09-19 | 2018-09-19 | Correct facing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209548116U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916822A (en) * | 2018-09-19 | 2020-03-27 | 邓允文 | Orthodontic braces |
| FR3125959A1 (en) * | 2021-08-06 | 2023-02-10 | Frédéric VALERE | Removable braces |
| RU223812U1 (en) * | 2023-11-29 | 2024-03-05 | Общество с ограниченной ответственностью "ФЛЕКСИЛАЙНЕР" | Device for correcting the position of the tongue in the oral cavity |
-
2018
- 2018-09-19 CN CN201821564634.XU patent/CN209548116U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916822A (en) * | 2018-09-19 | 2020-03-27 | 邓允文 | Orthodontic braces |
| FR3125959A1 (en) * | 2021-08-06 | 2023-02-10 | Frédéric VALERE | Removable braces |
| RU223812U1 (en) * | 2023-11-29 | 2024-03-05 | Общество с ограниченной ответственностью "ФЛЕКСИЛАЙНЕР" | Device for correcting the position of the tongue in the oral cavity |
| RU226696U1 (en) * | 2024-04-01 | 2024-06-18 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Пермский государственный медицинский университет имени академика Е.А. Вагнера" Министерства здравоохранения Российской Федерации | Multifunctional element for correcting tongue motor skills |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 Termination date: 20200919 |