CN112674892B - Appliance for drawing teeth together - Google Patents
Appliance for drawing teeth together Download PDFInfo
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- CN112674892B CN112674892B CN202011428643.8A CN202011428643A CN112674892B CN 112674892 B CN112674892 B CN 112674892B CN 202011428643 A CN202011428643 A CN 202011428643A CN 112674892 B CN112674892 B CN 112674892B
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Abstract
The invention provides an appliance for drawing teeth together, which solves the problems that the direction of the correcting force of the appliance can not be changed and the parts of the appliance are not firmly connected in the dental field, and comprises: the tooth socket is characterized in that a connecting area is arranged on the outer peripheral wall of the tooth socket and is distributed with a plurality of first connecting structures, the first connecting structures are uniformly distributed along the circumferential direction of the tooth socket, and the first connecting structures are uniformly distributed along the axial direction of the tooth socket; the connecting component, the tip of connecting component is provided with the second connection structure who is used for connecting first connection structure, and one in first connection structure and the second connection structure is the jack, and another is the inserted bar. According to the appliance for drawing teeth together, the tooth socket and the connecting assembly are connected in a mode that the insert rod is inserted into the insert hole, so that the connection is firmer, meanwhile, the first connecting structures on the tooth socket are multiple, and the second connecting structures of the connecting assembly can adjust the direction of the appliance for straightening the teeth through the first connecting structures which are inserted at different positions.
Description
Technical Field
The invention relates to dentistry, in particular to an appliance for drawing teeth together.
Background
In real life, human teeth generally have a larger or smaller outward protrusion phenomenon, and for people with a larger outward protrusion phenomenon, the teeth need to be drawn together for tooth beauty to be corrected.
At present, the teeth are directly sleeved on the two sides of the tooth through rubber bands or the tooth sockets sleeved on the two sides of the tooth are connected through the rubber bands to carry out the drawing-together correction. The direction of the orthodontic force applied to the teeth in this manner is often not changeable, resulting in poor orthodontic effect of the teeth. In addition, the connection component of the existing dental appliance is not firmly connected with the tooth socket, and the connection component is easy to fall off from the tooth socket.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the orthodontic appliance for drawing the teeth together, which can change the direction of orthodontic force to ensure that the orthodontic effect of the teeth is better, and the connecting component and the tooth socket are firmly connected and are not easy to fall off.
An appliance for drawing teeth together according to an embodiment of the present invention includes: the tooth socket is used for being sleeved on teeth needing to be corrected, a connecting area is arranged on the outer peripheral wall of the tooth socket, a plurality of first connecting structures are distributed on the connecting area, the first connecting structures are uniformly distributed along the circumferential direction of the tooth socket, and the first connecting structures are uniformly distributed along the axial direction of the tooth socket; the coupling assembling, coupling assembling's tip is provided with and is used for connecting first connection structure's second connection structure, the facing has two, coupling assembling's both ends are connected respectively two the facing, first connection structure with one in the second connection structure is the jack, and another is the inserted bar.
The tooth drawing-together appliance provided by the embodiment of the invention has at least the following beneficial effects: the tooth socket and the connecting assembly are connected in a mode that the insert rod is inserted into the insert hole, the connection is firmer, meanwhile, a plurality of first connecting structures are arranged on the tooth socket, and the second connecting structures of the connecting assembly are in the first connecting structures at different positions through insertion, so that the direction of the orthodontic force of the dental appliance can be adjusted.
According to some embodiments of the invention, the first connection structure and the second connection structure are snap-fit connected.
According to some embodiments of the invention, the first connecting structure is a jack, an inner side wall of the jack is provided with an annular groove, the second connecting structure is an insert rod, an outer side wall of the insert rod is provided with an annular convex ring, and the annular convex ring is used for being clamped into the annular groove.
According to some embodiments of the invention, an outer side wall of the insert rod is provided with an external thread, an inner side wall of the socket is provided with an internal thread, and the insert rod and the socket are in threaded connection.
According to some embodiments of the invention, the connecting assembly further comprises a sleeve, a movable rod and a stopper, one end of the sleeve is provided with a stopper protrusion, one end of the movable rod is connected with the stopper, the other end of the sleeve or the other end of the movable rod is connected with the second connecting structure, the movable rod penetrates through the sleeve, and the stopper is stopped at the other end of the sleeve by the stopper protrusion.
According to some embodiments of the invention, the connection assembly comprises a resilient member having one end connected to the second connection structure.
According to some embodiments of the invention, the resilient member is a spring.
According to some embodiments of the invention, the mouthpiece is made of a flexible material.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a first schematic view of an embodiment of the present invention showing the overall assembly of an appliance for drawing teeth together;
FIG. 2 is a top view of the orthotic of FIG. 1;
figure 3 is a schematic view of a second connection configuration of the orthotic of figure 1;
figure 4 is a schematic diagram of a mouthpiece of the appliance of figure 1;
FIG. 5 is a second schematic view of the overall assembly of an appliance for drawing teeth together in accordance with an embodiment of the present invention;
figure 6 is a top view of the orthotic of figure 5;
figure 7 is a schematic diagram of a mouthpiece of the appliance of figure 5;
FIG. 8 is a second schematic view of a mouthpiece according to an embodiment of the present invention;
FIG. 9 is an integrally assembled half-sectional view of the movable rod, sleeve and stop according to an embodiment of the present invention.
Reference numerals:
a tooth 100;
the connecting assembly 300, the second connecting structure 310, the annular convex ring 311 and the elastic element 320;
a sleeve 700, a gear protrusion 710, a movable rod 800, a stopper 900.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the positional or orientational descriptions referred to, for example, "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "pointed", "inner", "outer", "axial", "radial", "circumferential", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the invention. In the description of the present invention, the sidewall means a left sidewall and/or a right sidewall.
In the description of the present invention, "a plurality" means two or more, "more than", "less than", "more than", and the like are understood as excluding the present number, and "more than", "less than", "in", and the like are understood as including the present number. If the description of "first" and "second" is used for the purpose of distinguishing technical features, the description is not intended to indicate or imply relative importance or to implicitly indicate the number of the indicated technical features or to implicitly indicate the precedence of the indicated technical features.
In the description of the present invention, it should be understood that "a is disposed on B" merely represents the connection relationship between a and B, and does not represent that a is above B.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. "bolted" and "screwed" are equally interchangeable. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations.
Referring to fig. 1 to 8, an appliance for drawing together teeth according to an embodiment of the present invention includes: the tooth socket 200 is characterized in that a connecting area 201 is arranged on the outer peripheral wall of the tooth socket 200, and a plurality of first connecting structures 210 are distributed in the connecting area 201; the connecting assembly 300, an end of the connecting assembly 300 is provided with a second connecting structure 310 for connecting the first connecting structure 210, one of the first connecting structure 210 and the second connecting structure 310 is a jack, and the other is a plunger.
The tooth socket 200 is a part which is sleeved on the tooth 100 needing to be corrected, the bottom of the tooth socket is provided with an opening, and the tooth 100 is sleeved in the tooth socket 200 from the opening at the bottom. It is understood that the shape of the mouthpiece 200 is determined according to the actual teeth 100 to be corrected, and the mouthpiece 200 may be a custom-made mouthpiece 200 made of rigid material such as a metal mouthpiece, a ceramic mouthpiece, etc. specially manufactured according to the specific shape of the teeth 100 of the user; the mouthpiece 200 may also be a standard mouthpiece 200 made of a flexible material and having different specifications, and the mouthpiece 200 may be deformed to a certain extent, so that the standard mouthpiece 200 having different specifications may be combined to be suitable for various shapes of teeth 100. It is also understood that the top end of the mouthpiece 200 may be open, uncapped, and that the occlusal surface of the tooth 100 is exposed when the mouthpiece 200 is fitted over the tooth 100; the top of the mouthpiece 200 may also be closed, with only one opening at the bottom of the mouthpiece 200, so that when the mouthpiece 200 is fitted over the tooth 100, the tooth 100 is completely enclosed by the mouthpiece 200.
The connecting assembly 300 is a strip-shaped object, when the appliance for straightening the teeth 100 is actually used, the two tooth sockets 200 are respectively sleeved on the teeth 100 of which two sides need to be straightened, two ends of the connecting assembly 300 are respectively connected with the two tooth sockets 200, and the connecting assembly 300 is in a tightened or stretched state, exerts tension on the teeth 100 in the two tooth sockets 200, draws the teeth 100 together and moves inwards, and plays a role in straightening the teeth 100.
The outer peripheral wall of the mouthpiece 200 is provided with a connection region 201, and when the mouthpiece 200 is actually used, the connection region 201 is located on the inner side of the tooth 100 and faces the inside of the oral cavity. A plurality of first connection structures 210 are disposed on the connection region 201, and the plurality of first connection structures 210 are dispersedly distributed on the connection region 201. It is understood that the distribution of the first connecting structures 210 may adopt different configurations according to practical situations, such as an upper-lower arrangement, a left-right arrangement, an array arrangement, a circumferential arrangement, and the like. It is understood that the first connecting structure 210 may be integrally formed with the mouthpiece 200 or may be an additional piece that is additionally mounted to the mouthpiece 200.
The connecting assembly 300 is provided with a second connecting structure 310 at an end thereof, and it is understood that the connecting assembly 300 may be provided with the second connecting structure 310 at both ends, or only one end thereof may be provided with the second connecting structure 310, and the other end thereof is connected with the mouthpiece 200 in other manners. It is understood that the second connecting structure 310 may be integrally formed with the connecting member 300, or may be an additional member additionally mounted on the connecting member 300.
The first connecting structure 210 may be a jack, and the corresponding second connecting structure 310 is a plug rod, the jack is opened on the connecting region 201, and the plug rod is connected to the end of the connecting assembly 300; the first connecting structure 210 may also be an insert rod, the corresponding second connecting structure 310 is an insert hole, the insert rod is disposed on the connecting region 201, and may be installed on the posterior, or may be integrally formed with the mouthpiece 200, and the insert hole is a hole on the end of the connecting assembly 300, and may be drilled on the posterior, or may be a hole of the tubular member itself; the insert rod is inserted into the insert hole, so that the mouthpiece 200 and the connecting assembly 300 can be connected.
Since the plurality of first connection structures 210 are dispersedly distributed on the connection region 201, the second connection structure 310 can simply and conveniently adjust the direction of the orthodontic force of the dental 100 appliance by connecting the first connection structures 210 at different positions. For example, the teeth 100 to be corrected not only protrude outward, but also the top end of the teeth 100 protrudes outward to a greater extent than the root of the teeth 100, so that the second connecting structure 310 is connected to the first connecting structure 210 above the mouthpiece 200, and mainly applies a correcting force to the upper end portion of the teeth 100, so that the upper ends of the teeth 100 are drawn together to a greater extent, and the teeth 100 are corrected better. Meanwhile, the inserted bar is inserted into the insertion hole for connection, so that the appearance is more attractive and durable, the connection assembly 300 is not easy to fall off due to disconnection, and the connection is firmer than the connection form.
Referring to fig. 1 to 4, in some embodiments of the present invention, the first connection structure 210 and the second connection structure 310 are snap-connected.
Generally, one of the first connecting structure 210 and the second connecting structure 310 may be provided with a latch, and the other may be provided with a slot, so that when the plug rod is inserted into the jack, the latch is latched into the slot to form a snap connection. The mode operation of buckle connection is more simple and convenient, only need the user of service normal grafting just. And the processing precision requirement of buckle connection is lower, and the processing of being convenient for has reduced process time and processing cost.
Referring to fig. 1 to 4, in some embodiments of the present invention, the first connection structure 210 is a jack, an inner sidewall of the jack is provided with an annular groove 211, the second connection structure 310 is a plug rod, an outer sidewall of the plug rod is provided with an annular convex ring 311, and the annular convex ring 311 is used for being clamped into the annular groove 211.
First connecting structure 210 on facing 200 is the jack, the production and the processing of facing 200 of being convenient for, and the inside wall of jack is provided with annular groove 211, and the inserted bar is connected to coupling assembling 300's one end, and the inserted bar lateral wall is provided with annular protruding circle 311, and annular protruding circle 311 card is gone into annular groove 211 and is formed the buckle and connect. The buckle connection that annular protruding circle 311 and annular groove 211 formed is more firm, and simultaneously after the inserted bar inserted the jack, the inserted bar can also rotate, the regulation of the unscrambler of being convenient for.
Referring to fig. 5 to 8, in some embodiments of the present invention, an outer sidewall of the plunger is provided with an external thread 610, an inner sidewall of the socket is provided with an internal thread 620, and the plunger and the socket are threadedly coupled.
The inserted bar is connected with the inserting hole in a threaded manner, so that the connection is firmer, and the connecting assembly 300 cannot easily fall off from the tooth socket 200.
Referring to fig. 1, 5 and 9, in some embodiments of the present invention, the connecting assembly 300 further includes a sleeve 700, a movable rod 800 and a stopper 900, one end of the sleeve 700 is provided with a stopper protrusion 710, one end of the movable rod 800 is connected to the stopper 900, the other end of the sleeve 700 or the other end of the movable rod 800 is connected to the second connecting structure 310, the movable rod 800 passes through the sleeve 700, and the stopper 900 is stopped by the stopper protrusion 710 at the other end of the sleeve 700.
Because inserted bar and jack threaded connection need rotate, the second connecting piece of coupling assembling 300 one end rotates just very easily and drives whole coupling assembling 300 and rotate together, can influence the connection of other parts. By arranging the sleeve 700, the movable rod 800 and the stopper 900, the movable rod 800 penetrates through the sleeve 700, and one end of the movable rod 800 is connected with the stopper 900, so that when the movable rod 800 moves towards a certain end along the axial direction of the sleeve 700, the stopper 900 is stopped by the stop protrusion 710 of the sleeve 700 and cannot move continuously, while the other end of the movable rod 800 or the sleeve 700 is connected with the second connecting structure 310, when the second connecting structure 310 rotates, the connected movable rod 800 or the sleeve 700 is driven to rotate, but the movable rod 800 and the sleeve 700 are movably connected, one of the movable rod 800 and the sleeve 700 cannot drive the other to rotate together, and other parts of the connecting assembly 300 at the end of the sleeve 700 or the movable rod 800 cannot be influenced. And the movable rod 800 can also move along the axial direction of the sleeve 700 within a certain range, so that the insertion is convenient, and meanwhile, the whole length of the connecting component 300 can be properly prolonged or shortened, so that the whole length of the connecting component 300 can have certain adjustability, and the applicability to different people is better. It is understood that the connection between the movable rod 800 and other components of the connection assembly 300, and the connection between the sleeve 700 and other components of the connection assembly 300, may be integrally formed, and may also be a snap connection, a threaded connection, an adhesive, a hot melt adhesive, an interference connection, etc. It is understood that the sleeve 700, the movable rod 800 and the stopper 900 may not be provided when both ends of the coupling assembly 300 adopt the above-described snap coupling structure and screw coupling structure, respectively.
Referring to fig. 4, 7 and 8, in some embodiments of the present invention, the first connecting structure 210 is distributed in plurality along the circumferential direction of the mouthpiece 200.
The tooth 100 is substantially cylindrical, and the mouthpiece 200 needs to be fitted over the tooth 100, so as to be referred to, the axial direction of the mouthpiece 200 is the axial direction of the tooth 100 after the mouthpiece 200 is fitted over the tooth 100, and similarly, the circumferential direction of the mouthpiece 200 is the circumferential direction of the tooth 100 after the mouthpiece 200 is fitted over the tooth 100. Because the first connecting structures 210 are uniformly distributed along the circumferential direction of the dental mouthpiece 200, a user can adjust the corrective force of the appliance to the two sides of the tooth 100 by connecting the second connecting structures 310 with the first connecting structures 210 at different positions, for example, the left side of the tooth 100 to be corrected is more protruded than the right side, at this time, the second connecting structures 310 can be connected with the first connecting structures 210 at the left side of the dental mouthpiece 200, the corrective force is mainly applied to the left side of the tooth 100, so that the left side of the tooth 100 is pulled together more, and the corrective effect of the tooth 100 is better. The first connecting structures 210 are more attractive and convenient for manufacturing the corrector.
Referring to fig. 4, 7 and 8, in some embodiments of the present invention, the first connecting structure 210 is distributed in plurality along the axial direction of the mouthpiece 200.
The tooth 100 is substantially cylindrical, and the mouthpiece 200 needs to be fitted over the tooth 100, so as to be referred to, the axial direction of the mouthpiece 200 is the axial direction of the tooth 100 after the mouthpiece 200 is fitted over the tooth 100, and similarly, the circumferential direction of the mouthpiece 200 is the circumferential direction of the tooth 100 after the mouthpiece 200 is fitted over the tooth 100. Because the first connecting structures 210 are uniformly distributed along the axial direction of the dental mouthpiece 200, a user can adjust the corrective force of the appliance on the teeth 100 at different height positions and different sizes by connecting the second connecting structures 310 with the first connecting structures 210 at different heights, for example, the top end of the tooth 100 to be corrected is more protruded than the root of the tooth 100, at this time, the second connecting structure 310 can be connected with the first connecting structure 210 above the dental mouthpiece 200, the corrective force is mainly applied to the upper end part of the tooth 100, the upper end of the tooth 100 is pulled closer, and the corrective effect of the tooth 100 is better. The first connecting structures 210 are more attractive and convenient for manufacturing the corrector.
Referring to fig. 1, 2, 5 and 6, in some embodiments of the present invention, the connection assembly 300 includes an elastic member 320, and one end of the elastic member 320 is connected to the second connection structure 310.
It is understood that the second connecting structure 310 may be directly connected to one end of the elastic member 320, and the second connecting structure 310 may also be indirectly connected to the elastic member 320, for example, the second connecting structure 310 is connected to a circular ring, and the elastic member 320 is also connected to the circular ring, so that the second connecting structure 310 is indirectly connected to the elastic member 320, and for example, an end hose is disposed between the second connecting structure 310 and the elastic member 320, so as to facilitate a certain angle of bending between the second connecting structure 310 and the elastic member 320. The elastic member 320 is arranged to make the force of the dental appliance 100 pulling the teeth 100 together softer and more durable, and the damage to the teeth 100 is less.
Referring to fig. 1, 2, 5 and 6, in some embodiments of the present invention, the elastic member 320 is a spring.
The spring is easily available and cheaper, and the use of the spring as the elastic member 320 reduces the production cost.
Referring to figures 1, 4, 7 and 8, in some embodiments of the present invention, mouthpiece 200 is made of a flexible material.
Since the teeth 100 of different sizes are different for each person and for different parts of each person, the tooth socket 200 fitted over the teeth 100 needs to be suitable for the teeth 100 of different sizes. The tooth socket 200 is made of flexible materials, so that the tooth socket 200 has certain deformation capacity, and the standard tooth sockets 200 with different specifications can be suitable for the teeth 100 with different shapes and sizes. Making the standard mouthpiece 200 from a flexible material is simpler and more convenient to manufacture than a mouthpiece 200 made from a rigid material that can only be obtained by customization, and is more suitable for mass production, resulting in significantly lower production costs for the mouthpiece 200 and a cheaper dental 100 appliance. And the standard mouthpiece 200 can be used with other teeth 100 of comparable shapes after sterilization, further reducing the cost of straightening the teeth 100.
In some embodiments of the present invention, a flexible connecting element is further included, one end of the flexible connecting element is fixedly connected to the connecting assembly 300, and the other end of the flexible connecting element is fixedly connected to the mouthpiece 200, and when the first hook member and the second hook member are connected, the flexible connecting element is not tightened.
The flexible connecting piece is arranged to connect the connecting assembly 300 and the mouthpiece 200, and under some special conditions, when the connecting assembly 300 and the mouthpiece 200 are completely disconnected, the flexible connecting piece can connect the disconnected mouthpiece 200 to the connecting assembly 300 or connect the disconnected connecting assembly 300 to the mouthpiece 200, so that the mouthpiece 200 or the connecting assembly 300 is prevented from falling into a deeper part of the oral cavity of a human body, and huge harm is caused. The flexible connecting piece can be a nontoxic common rope, a tiny flexible steel wire with higher toughness and the like.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. An appliance for drawing teeth together, comprising:
the tooth socket is used for being sleeved on teeth needing to be corrected, a connecting area is arranged on the outer peripheral wall of the tooth socket, a plurality of first connecting structures are distributed in the connecting area, the first connecting structures are uniformly distributed along the circumferential direction of the tooth socket, and the first connecting structures are uniformly distributed along the axial direction of the tooth socket;
coupling assembling, coupling assembling's tip is provided with and is used for connecting first connection structure's second connection structure, the facing has two, coupling assembling's both ends are connected two respectively the facing, first connection structure with one in the second connection structure is the jack, and another is the inserted bar.
2. The dental gathering appliance as in claim 1 wherein the first and second connecting structures are snap-fit.
3. The dental pull-together appliance according to claim 2, wherein the first connecting structure is a jack, an inner side wall of the jack is provided with an annular groove, the second connecting structure is an insert rod, an outer side wall of the insert rod is provided with an annular convex ring, and the annular convex ring is used for being clamped into the annular groove.
4. The orthodontic appliance for drawing together teeth as claimed in claim 1, wherein the outer side wall of the insert rod is provided with external threads, the inner side wall of the socket is provided with internal threads, and the insert rod and the socket are threadedly coupled.
5. The orthodontic appliance for drawing teeth together as claimed in claim 4, wherein the connecting assembly further includes a sleeve, a movable rod and a stopper, one end of the sleeve is provided with a stopper protrusion, one end of the movable rod is connected to the stopper, the other end of the sleeve or the other end of the movable rod is connected to the second connecting structure, the movable rod passes through the sleeve, and the stopper is stopped at the other end of the sleeve by the stopper protrusion.
6. The apparatus for drawing teeth together according to claim 1, wherein the connecting assembly includes an elastic member having one end connected to the second connecting structure.
7. The apparatus for drawing together teeth of claim 6, wherein said elastic member is a spring.
8. The apparatus for drawing teeth together of claim 1, wherein the shell is made of a flexible material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011428643.8A CN112674892B (en) | 2020-12-09 | 2020-12-09 | Appliance for drawing teeth together |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011428643.8A CN112674892B (en) | 2020-12-09 | 2020-12-09 | Appliance for drawing teeth together |
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| CN112674892A CN112674892A (en) | 2021-04-20 |
| CN112674892B true CN112674892B (en) | 2022-06-10 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205459137U (en) * | 2016-03-11 | 2016-08-17 | 中国人民解放军空军青岛航空医学鉴定训练中心 | Diversified lower jaw protracts and rescues ware |
| CN105909967A (en) * | 2016-06-12 | 2016-08-31 | 李勇 | Connector, connecting component and assembly |
| KR20200063732A (en) * | 2018-11-28 | 2020-06-05 | 주식회사 메디센 | Anterior Orthodontic Appliance And Orthodontic Device Having The Same |
| CN209574923U (en) * | 2018-12-29 | 2019-11-05 | 合肥常春藤齿科器材有限公司 | A kind of elastic support for orthodontic |
| CN109998707A (en) * | 2019-03-08 | 2019-07-12 | 广州医科大学附属口腔医院（广州医科大学羊城医院） | A kind of words side joint invisalign facing, system and method |
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