CN210931955U - Lingual self-ligating bracket - Google Patents
Lingual self-ligating bracket Download PDFInfo
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- CN210931955U CN210931955U CN201921095860.2U CN201921095860U CN210931955U CN 210931955 U CN210931955 U CN 210931955U CN 201921095860 U CN201921095860 U CN 201921095860U CN 210931955 U CN210931955 U CN 210931955U
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Abstract
The utility model discloses a tongue side self-ligating bracket, including connect in the bottom plate of tooth, connect in the support cell body of bottom plate, set up in the arch wire groove of holding in the palm the cell body, sliding connection in holding in the palm the cell body and seal the apron in arch wire groove, connect in the locking mechanical system who holds in the palm cell body and lock the apron, the sign groove has been seted up to the apron upper surface, contained angle between the axis in arch wire groove and the longitudinal axis of bottom plate is 60 or 45, after the arch wire groove was sealed to the apron, the arch wire groove is the trapezium structure. The utility model discloses establish the arch wire groove into trapezium structure, the apron can not extrude the arch wire when spacing arch wire, and the arch wire can be done the removal adjustment a little at the arch wire inslot promptly, realizes the light power and rescues. Meanwhile, the included angle between the axis of the arch wire groove and the longitudinal axis of the bottom plate is set to be 60 degrees (upper anterior teeth) or 45 degrees (lower anterior teeth), so that the orthodontic person can be in the most comfortable tooth orthodontic state, and the arch wire does not need to be used for orthodontic under the hard side.
Description
Technical Field
The utility model belongs to the field of appliances for orthodontics, in particular to a lingual self-ligating bracket.
Background
With the development of orthodontic technology and the increasing demand of people on beauty, the tongue side invisible orthodontics is becoming the hot door of orthodontics.
In the traditional labial orthodontics, the bracket is positioned on the labial side of the tooth, which affects the beauty of the patient, so that many people abandon the orthodontic treatment. The lingual bracket appliance is positioned on the lingual side of the teeth, so that complete invisibility can be really realized, and the requirements of a plurality of adult patients with high aesthetic requirements are met.
The lingual bracket is usually made of materials such as metal or ceramic, and in orthodontic treatment, the lingual bracket is firstly fixed on the surface of a tooth by adopting a special adhesive, and then an orthodontic arch wire is fixed by the lingual bracket, so that the orthodontic force of the orthodontic arch wire can be transmitted to the tooth, and the orthodontic effect is achieved.
If the application number is: the Chinese patent of CN201720219317.3 discloses a lingual bracket, which has the technical key points that: the orthodontic bracket comprises a base plate, a bracket body arranged on the base plate, a groove arranged on the bracket body and used for penetrating an orthodontic arch wire, and a positioning piece arranged on the base plate and used for positioning the tongue side bracket. This scheme passes through the setting of setting element, reaches the purpose that makes tongue side support groove can install fast. However, the conventional lingual bracket needs to use a ligature wire or a rubber ring to maintain the contact between the orthodontic arch wire and the bracket, so that a larger pressure is generated on the orthodontic arch wire, the friction force between the orthodontic arch wire and the arch wire groove is increased, the normal movement of the orthodontic arch wire is hindered, and the orthodontic treatment effect is influenced. The bracket of the existing self-locking structure has the advantages that the arch wire groove formed after the cover plate is self-locked is of a rectangular structure, and the arch wire is limited after penetrating through the arch wire groove, so that the arch wire is large in correction force generated in the correction process, and the correction person is uncomfortable in the correction process.
Disclosure of Invention
In order to overcome the defects existing in the prior art, the utility model provides a lingual self-ligating bracket which is easy to correct and has good correcting effect.
The utility model adopts the technical proposal that:
a lingual self-ligating bracket, comprising: including connecting in the bottom plate of tooth, connecting in the support cell body of bottom plate, seting up in the arch wire groove of holding in the palm the cell body, sliding connection in holding in the palm the cell body and seal the apron in arch wire groove, connecting in holding in the palm the cell body and lock the locking mechanical system of apron, the sign groove has been seted up to the apron upper surface, the axis in arch wire groove is 60 or 45 with the contained angle between the longitudinal axis of bottom plate, after the apron seals the arch wire groove, the arch wire groove is the trapezium structure. The utility model discloses a cooperation of apron and locking mechanical system for just abnormal arch wire is by the butt in the arch wire groove, thereby makes just abnormal arch wire by spacing in, does not produce too big frictional force to just abnormal arch wire, establishes the arch wire groove into trapezium structure, and the apron can not extrude the arch wire when spacing arch wire, and the arch wire can be done the removal adjustment a little in the arch wire groove promptly, realizes the light force and rescues. Meanwhile, the included angle between the axis of the arch wire groove and the longitudinal axis of the bottom plate is set to be 60 degrees (upper anterior teeth) or 45 degrees (lower anterior teeth), so that the orthodontic person can be in the most comfortable tooth orthodontic state, and the arch wire does not need to be used for orthodontic under the hard side. And the utility model discloses a set up the sign groove on the apron, make the doctor can discern the used tongue side self-ligating bracket of different teeth according to different sign portions through the sign groove, need not add the sign part moreover, it is structural simpler reliable.
Further, the archwire slot has a width in the range of 0.016-0.022 inches and a height in the range of 0.022-0.028 inches.
Further, the bracket body comprises a first working wing and a second working wing, the first working wing and the second working wing are respectively positioned on two sides of the arch wire groove, and the first working wing and the second working wing are both of a single-wing structure; the one end that keeps away from the second work wing on the first work wing is provided with first fin in the protrusion, keeps away from the one end of first work wing at the second work wing and is provided with the second fin in the protrusion, and first fin and second fin are crooked setting and opposite orientation between them. The utility model discloses a tongue side self-ligating bracket can realize that the auto-lock seals the archwire groove, need not adopt ligature silk or rubber band to maintain the contact between archwire and the support groove from this, and the first work wing and the second work wing of archwire groove both sides all set the single wing structure to from this, strengthen the structural strength of work wing, and be convenient for process production. The curved arrangement greatly reduces the possibility that the lingual self-ligating bracket damages the interior of the oral cavity.
Further, the end part of the cover plate close to the arch wire groove is of an inclined surface structure, the inclination of the inclined surface of the end part is consistent with that of the arch wire groove, and the arch wire groove is completely closed when the end part of the cover plate is in contact with the wall surface of the first working wing.
Furthermore, a sliding groove is formed in the second working wing of the bracket body, and the cover plate is connected in the sliding groove in a sliding mode and is completely located in the sliding groove, so that a protruding portion of the bracket body is not arranged relatively, the overall height of the tongue side bracket is reduced, and the tongue is more difficult to damage.
Further, the joint groove has been seted up to the bottom surface of apron, locking mechanical system is fixed in locking groove and the other end butt in the elastic element in joint groove including seting up in the locking groove of holding in the palm the cell body, one end.
Further, the joint groove is including first draw-in groove and the second draw-in groove that can respectively with the elastic element butt, through deformation groove intercommunication between first draw-in groove and the second draw-in groove, first draw-in groove is the same with the second draw-in groove, and deformation groove cross-section is less than first draw-in groove, elastic element leaves first draw-in groove and gets into the second draw-in groove or leave the second draw-in groove and get into first draw-in groove after deformation takes place in the deformation groove.
Further, elastic element is the column flexure strip, locking groove is the poroid, the column flexure strip sets up and butt in locking inslot wall with locking groove is coaxial to make firm being fixed in of elastic element locking inslot.
Furthermore, the columnar elastic sheet is provided with a notch, so that the elastic element is convenient to deform.
Further, the axis direction of the locking groove is perpendicular to the cover plate moving direction.
The utility model has the advantages that:
1. through the cooperation of apron and locking mechanical system for just abnormal arch wire is by the butt in the arch wire groove, thereby makes just abnormal arch wire by spacing in, does not produce too big frictional force to just abnormal arch wire, establishes into trapezium structure with the arch wire groove, and the apron can not extrude the arch wire when spacing arch wire, and the arch wire can be done the removal adjustment a little at the arch wire inslot promptly, realizes the light power and rescues.
2. The included angle between the axis of the arch wire groove and the longitudinal axis of the bottom plate is set to be 60 degrees (upper anterior teeth) or 45 degrees (lower anterior teeth), so that the orthodontic person can be in the most comfortable tooth orthodontic state, and the arch wire hard side orthodontic teeth do not exist.
3. Set up the sign groove on the apron, make the doctor can discern the used tongue side self-ligating bracket of different teeth according to different sign portions through the sign groove, need not add the sign part moreover, it is simple more reliable structurally.
Drawings
FIG. 1 is a schematic view of a lingual self-ligating bracket for upper anterior teeth according to the present invention.
Fig. 2 is a front view of the lingual self-ligating bracket of the present invention.
FIG. 3 is a partial cross-sectional view of the lingual self-ligating bracket of the present invention for anterior and superior teeth.
Fig. 4 is a schematic top view of the bracket body of the lingual self-ligating bracket for upper anterior teeth according to the present invention.
Fig. 5 is a schematic structural view of a cover plate of a lingual self-ligating bracket for an upper anterior tooth according to the present invention.
Fig. 6 is a schematic bottom view of the cover plate of the lingual self-ligating bracket of the present invention for anterior upper teeth.
FIG. 7 is a schematic view of the structure of the elastic member of the lingual self-ligating bracket for upper anterior teeth according to the present invention.
Fig. 8 is a schematic structural view of a lingual self-ligating bracket for lower anterior teeth according to the present invention.
Fig. 9 is a front view of the lingual self-ligating bracket of the present invention for lower anterior teeth.
In the figure: 1-bottom plate, 11-positioning piece, 2-bracket body, 21-locking groove, 22-first working wing, 23-second working wing, 24-first wing, 25-second wing, 3-arch wire groove, 4-cover plate, 41-extension block, 42-toggle groove, 43-clamping groove, 44-first clamping groove, 45-second clamping groove, 46-deformation groove, 5-sliding groove, 51-extension groove, 6-marking groove, 7-elastic element and 71-notch.
Detailed Description
The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited to these specific embodiments. It will be recognized by those skilled in the art that the present invention encompasses all alternatives, modifications, and equivalents as may be included within the scope of the claims.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not 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 should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example one
Referring to fig. 1 to 7, the present embodiment provides a lingual self-ligating bracket for upper anterior teeth, including a base plate 1 connected to teeth, a bracket body 2 connected to the base plate 1, an archwire slot 3 formed in the bracket body 2, a cover plate 4 slidably connected to the bracket body 2 and closing the archwire slot 3, and a locking mechanism connected to the bracket body 2 and locking the cover plate 4, wherein the bracket body 2 includes a first working wing 22 and a second working wing 23, the first working wing 22 and the second working wing 23 are respectively located at two sides of the archwire slot 3, and both the first working wing 22 and the second working wing 23 are of a single-wing structure; the first wing piece 24 is arranged at one end, far away from the second wing piece 23, of the first wing piece 22 in a protruding mode, the second wing piece 25 is arranged at one end, far away from the first wing piece 22, of the second wing piece 23 in a protruding mode, the first wing piece 24 and the second wing piece 25 are arranged in a bent mode, the directions of the first wing piece 24 and the second wing piece 25 are opposite, and the possibility that the tongue-side self-locking bracket damages the inside of the oral cavity is greatly reduced due to the bent arrangement. The utility model discloses a tongue side self-ligating bracket can realize that the auto-lock seals the archwire groove, need not adopt ligature silk or rubber band to maintain the contact between archwire and the bracket from this, and the first work wing 22 and the second work wing 23 of 3 both sides in archwire groove all set the single wing structure from this, strengthen the structural strength of work wing, and be convenient for processing production.
In this embodiment, the included angle between the axis of the archwire slot 3 and the longitudinal axis of the base plate 1 is 60 °, and after the cover plate 4 closes the archwire slot 3, the archwire slot 3 has a trapezoidal configuration, and the width of the archwire slot 3 is in the range of 0.016 to 0.022 inches, preferably 0.022 inches, and the height of the archwire slot 3 is in the range of 0.022 to 0.028 inches, preferably 0.028 inches. The utility model discloses a cooperation of apron 4 and locking mechanical system for just abnormal arch wire is by the butt in arch wire groove 3, thereby makes just abnormal arch wire by spacing in, does not produce too big frictional force to just abnormal arch wire, establishes arch wire groove 3 into trapezium structure, and apron 4 can not extrude the arch wire when spacing arch wire, and the arch wire can be done the removal adjustment a little at the arch wire inslot promptly, realizes the light force and rescues. Simultaneously, the axis of the arch wire groove 3 and the longitudinal axis of the bottom plate 1 form an included angle of 60 degrees, this is because anterior teeth have certain angle, after the bottom plate 1 is attached with teeth, the arch wire groove 3 is vertical relative to the horizontal plane, tend to be vertical when putting the arch wire into the arch wire groove 3, posterior teeth and molar tend to 0 degree simultaneously, the arch wire groove of the bracket on the posterior teeth and molar is itself with a rectangular structure, therefore, when teeth are corrected, the arch wires in the arch wire grooves penetrating all brackets are vertical, so that the person to be corrected can be in the most comfortable tooth state, and the teeth are corrected without the arch wire in a hard side.
This embodiment set up the spout 5 that the slope set up on the second work wing 23 of holding in the palm cell body 2, the spout 5 is kept away from one side that the archwire groove 3 is higher than the spout 5 and is close to one side of archwire groove 3, apron 4 sliding connection is in spout 5 and lie in spout 5 completely to do not have the bellying of holding in the palm cell body 2 relatively, reduced the overall height that the tongue side held in the palm the groove, more difficult cause the damage to the tongue. The two sides of the sliding groove 5 are provided with extending grooves 51, the two sides of the cover plate 4 are provided with extending blocks 41, and the extending blocks 41 are positioned in the extending grooves 51 so as to limit the cover plate 4 in the sliding groove 5 and only slide along the length direction of the sliding groove 5.
In order to conveniently open the cover plate 4, a toggle groove 42 is arranged at the end part of the cover plate 4 close to the arch wire groove 3, and when the opener is positioned in the toggle groove 42, the cover plate 4 can be pushed to move away from the arch wire groove 3 to open the cover plate 4. The end part of the cover plate 4 far away from the arch wire groove is of an arc-shaped structure, so that the possibility that the self-locking bracket at the tongue side damages the inside of the oral cavity is greatly reduced.
This embodiment the joint groove 43 has been seted up to the bottom surface of apron 4, locking mechanical system is fixed in locking groove 21 and the other end butt in the elastic element 7 of joint groove 43 including the locking groove 21, the one end of seting up in the die-pad body 2, the axis direction perpendicular to apron 4 direction of motion of locking groove 21. The elastic element 7 is a hollow cylindrical elastic sheet, the locking groove 21 is in a hole shape, the cylindrical elastic sheet and the locking groove 21 are coaxially arranged and abut against the inner wall of the locking groove 21, and therefore the elastic element 7 is firmly fixed in the locking groove 21. The hollow cylindrical elastic sheet is provided with a notch 71, so that the elastic element 7 can deform conveniently. The joint groove 43 includes first draw-in groove 44 and second draw-in groove 45 that can respectively with elastic element 7 butt, communicate through deformation groove 46 between first draw-in groove 44 and the second draw-in groove 45, first draw-in groove 44 is the same with second draw-in groove 45, and deformation groove 46 cross-section is less than first draw-in groove 44, elastic element 7 leaves first draw-in groove 44 after deformation groove 46 takes place and gets into second draw-in groove 45 or leave second draw-in groove 45 and get into first draw-in groove 44.
The archwire slot 3 is obliquely arranged relative to the base plate 1, so that the overall height of the tongue side bracket is reduced, and the tongue is more difficult to be damaged. The wall of the first operating wing 22 is thus inclined, and for better closing of the archwire slot, the end face of the cover plate 4 close to the archwire slot 3 is also inclined, corresponding to the inclination of the first operating wing, and completely closes the archwire slot 3 when the end of the cover plate 4 comes into contact with the wall of the first operating wing 22.
In this embodiment, the upper surface of the cover plate 4 is provided with an identification groove 6, and the identification groove of this embodiment is "U" shaped. Set up the sign groove on apron 4, make the doctor can discern the used tongue side self-ligating bracket of different teeth according to different sign portions through sign groove 6, need not add the sign part moreover, it is simple more reliable structurally.
When the arch wire groove 3 is opened by moving the cover plate 4, the columnar elastic piece is abutted to the first clamping groove 44, so that the cover plate 4 is locked without disorder. When the cover plate 4 moves towards the direction of closing the arch wire groove 3, the clamping groove 43 and the cover plate 4 slide together, and the bottom of the columnar elastic sheet is fixed on the locking groove 21, so that the columnar elastic sheet has to deform from the first clamping groove 44 and enter the deformation groove 46; when the cover plate 4 completely seals the arch wire groove 3, the columnar elastic piece leaves from the deformation groove 46 and enters the second clamping groove 45, clamping is achieved again, the end face of the cover plate 4 abuts against the wall face of the first working wing 22 to completely seal the arch wire groove 3, and the arch wire located in the arch wire groove 3 can slightly move in the correcting process at the moment, so that light force correcting is achieved. Simultaneously with the axis of archwire slot 3 and the vertical axis of bottom plate 1 between the contained angle set to 60 degrees, can make the person of correcting be in the most comfortable tooth and correct the state, do not have the arch wire and glue the tooth of correcting, and then improve and correct the effect.
Example two
Referring to fig. 8 and 9, the present embodiment is different from the first embodiment in that: the embodiment provides a lingual self-ligating bracket for lower anterior teeth, the included angle between the axis of the arch wire groove 3 and the longitudinal axis of the bottom plate 1 is set to be 45 degrees, and the mark groove 6 on the cover plate 4 is L-shaped.
The remaining structure and function may be as described with reference to the first embodiment.
Claims (10)
1. A lingual self-ligating bracket, comprising: including connecting in the bottom plate of tooth, connecting in the support cell body of bottom plate, seting up in the arch wire groove of holding in the palm the cell body, sliding connection in holding in the palm the cell body and seal the apron in arch wire groove, connecting in holding in the palm the cell body and lock the locking mechanical system of apron, the sign groove has been seted up to the apron upper surface, the axis in arch wire groove is 60 or 45 with the contained angle between the longitudinal axis of bottom plate, after the apron seals the arch wire groove, the arch wire groove is the trapezium structure.
2. The lingual self-ligating bracket of claim 1, wherein: the archwire slot has a width in the range of 0.016-0.022 inches and a height in the range of 0.022-0.028 inches.
3. The lingual self-ligating bracket of claim 1, wherein: the bracket body comprises a first working wing and a second working wing, the first working wing and the second working wing are respectively positioned on two sides of the arch wire groove, and the first working wing and the second working wing are both of single-wing structures; the one end that keeps away from the second work wing on the first work wing is provided with first fin in the protrusion, keeps away from the one end of first work wing at the second work wing and is provided with the second fin in the protrusion, and first fin and second fin are crooked setting and opposite orientation between them.
4. The lingual self-ligating bracket of claim 1, wherein: the end part of the cover plate close to the arch wire groove is of an inclined surface structure, the inclination of the inclined surface of the end part is consistent with that of the arch wire groove, and the arch wire groove is completely closed when the end part of the cover plate is in contact with the wall surface of the first working wing.
5. The lingual self-ligating bracket of claim 1, wherein: the second working wing of the bracket body is provided with a sliding groove, and the cover plate is connected in the sliding groove in a sliding manner and is completely positioned in the sliding groove.
6. The lingual self-ligating bracket of any one of claims 1 to 5, wherein: the joint groove has been seted up to the bottom surface of apron, locking mechanical system is fixed in locking groove and the other end butt in the elastic element in joint groove including seting up in the locking groove of holding in the palm the cell body, one end.
7. The lingual self-ligating bracket of claim 6, wherein: the joint groove is including first draw-in groove and the second draw-in groove that can with the elastic element butt respectively, through deformation groove intercommunication between first draw-in groove and the second draw-in groove, first draw-in groove is the same with the second draw-in groove, and deformation groove cross-section is less than first draw-in groove, elastic element leaves first draw-in groove and gets into the second draw-in groove or leaves the second draw-in groove and get into first draw-in groove after deformation takes place in the deformation groove.
8. The lingual self-ligating bracket of claim 6, wherein: the elastic element is a columnar elastic piece, the locking groove is in a hole shape, and the columnar elastic piece and the locking groove are coaxially arranged and are abutted to the inner wall of the locking groove.
9. The lingual self-ligating bracket of claim 8, wherein: the columnar elastic sheet is provided with a notch.
10. The lingual self-ligating bracket of claim 6, wherein: the axis direction of the locking groove is perpendicular to the cover plate moving direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095860.2U CN210931955U (en) | 2019-07-12 | 2019-07-12 | Lingual self-ligating bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095860.2U CN210931955U (en) | 2019-07-12 | 2019-07-12 | Lingual self-ligating bracket |
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| Publication Number | Publication Date |
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| CN210931955U true CN210931955U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921095860.2U Active CN210931955U (en) | 2019-07-12 | 2019-07-12 | Lingual self-ligating bracket |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271968A (en) * | 2022-01-26 | 2022-04-05 | 有研医疗器械（北京）有限公司 | Digital customized self-ligating bracket for tooth correction |
-
2019
- 2019-07-12 CN CN201921095860.2U patent/CN210931955U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271968A (en) * | 2022-01-26 | 2022-04-05 | 有研医疗器械（北京）有限公司 | Digital customized self-ligating bracket for tooth correction |
| CN114271968B (en) * | 2022-01-26 | 2024-03-15 | 有研医疗器械（北京）有限公司 | Digital customized self-locking bracket for tooth correction |
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