CN216985209U - Arch-shaped control device for orthodontics - Google Patents

Abstract

The utility model discloses an arch control device for orthodontics, which comprises: an arch wire, a control member and a clamping mechanism; two ends of the control piece are respectively fixed on two inner sides or two outer sides of the arch wire through a clamping mechanism; the control member is an elastic member having an elastic force, and the elastic force released by the control member is used for controlling the arch wire to keep arched, expand the arch or contract the arch. The control part applies control force to the orthodontic arch wire, the control force of the orthodontic arch wire to the teeth is enhanced, the arch wire is always adjusted to be in a proper arch shape, arch expansion, arch contraction or arch keeping can be realized, the problem that the teeth are prone to tongue inclination due to insufficient control force of the existing banded arch to the horizontal teeth is solved, and the correction effect is effectively improved. According to the specific conditions of patients, multiple pairs of control parts can be designed in a personalized manner, different control parts can be replaced at different correction stages, the requirements of different cases on arch expansion, arch contraction and arch keeping at different correction stages are met, and the method has important clinical significance.

Description

Arch-shaped control device for orthodontics

Technical Field

The utility model relates to the field of orthodontics, in particular to an arch control device for orthodontics.

Background

Orthodontic treatment is the treatment of providing a continuous corrective force to a tooth through an orthodontic archwire to deflect the tooth in a desired direction to achieve an orthodontic effect. In clinical operation, an orthodontist can bond a preformed orthodontic arch wire on a patient's tooth and draw the tooth to a target position through the deformation resetting capability of the arch wire. If correction is performed using an archwire that is improperly shaped or has a weak arch control, poor treatment or poor maintenance of the correction may result.

With the application of digital technology in the oral industry, more and more patients choose to use individualized lingual products, namely individualized lingual brackets and individualized lingual archwires. According to the feedback of a clinician, when the existing lingual bracket is matched with an orthodontic arch wire for correction, because the orthodontic arch wire generally adopts a banded arch, the control force of the banded arch to the horizontal direction teeth is weaker, and the teeth are easy to have a lingual inclination phenomenon (the existing orthodontic arch wire generally comprises the banded arch and a horizontal arch, both of which have the problem of weaker horizontal direction control force to the teeth, but the control force of the horizontal arch is weaker than that of the banded arch). The arch wire is adhered to the tongue side, and the stress surface of the tooth is arranged on the tongue side, so that the arch wire applies force on the tongue side, the existing arch wire has the phenomenon of insufficient self control force and poor correction effect, and the tooth is easy to have tongue inclination. Failure to adjust the arch wire to the proper arch shape can negatively impact efficacy.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an arch control device for orthodontics, which can solve the problem that the control force of the existing orthodontic arch wire is insufficient, so that the tooth is easy to tilt on the tongue

The utility model is realized by the following technical scheme:

an arch control device for orthodontics, comprising: an arch wire, a control member and a clamping mechanism; the clamping mechanism comprises a first connecting end and a second connecting end, the first connecting end is fixed at the end part of the control piece, and the second connecting end is fixed at the inner side or the outer side of the arch wire; two ends of the control piece are respectively fixed on two inner sides or two outer sides of the arch wire through one clamping mechanism; the control member is an elastic member having an elastic force, and the elastic force released by the control member is used for controlling the arch wire to keep arched, expanded arch or contracted arch.

Further, the control member is any one of a nickel titanium metal material, a stainless steel material and an elastomer material.

Further, the control element is also provided with a plurality of curved structures for changing the control force.

Further, the curved structure includes: open vertical bends, omega bends, and small circles.

Further, an arch expander is arranged on the control element.

Furthermore, the first connecting end and the second connecting end are both provided with clamping grooves, and the clamping grooves are provided with openings for clamping the arch wire; a plurality of sawtooth structures used for fastening the arch wire are arranged in the clamping groove.

Furthermore, thread structures are arranged in the first connecting end and the second connecting end, matched thread structures are arranged at the end part of the control part and the side part of the arch wire respectively, and the clamping mechanism is in thread fit with the control part and the arch wire respectively.

Further, the first connecting end is fixedly connected with the control piece through a bolt, and the second connecting end is fixedly connected with the arch wire through a bolt.

Further, the first connecting end is welded and fixed with the control piece, and the second connecting end is welded and fixed with the arch wire.

Furthermore, the first connecting end is fixedly bonded with the control piece, and the second connecting end is fixedly bonded with the arch wire.

Further, the control comprises a lingual maxillary control; the two ends of the lingual maxillary control piece are connected to the two inner sides of the arch wire, and the lingual maxillary control piece is positioned at an upper jaw position close to the oral cavity.

Further, the control comprises a lingual mandibular control; two ends of the lingual mandible control piece are connected to two inner sides of the arch wire; the lingual mandible control member is bent in a labial direction and is positioned at a position in front of the tongue in a direction close to the teeth.

Further, the control comprises a labial control; the labial control piece is arranged in the labial direction of the arch wire and is bent along the tooth direction, and two ends of the labial control piece are connected to two outer sides of the arch wire.

Compared with the prior art, the utility model can achieve the following beneficial effects: the control part applies control force to the orthodontic arch wire, the control force of the orthodontic arch wire to the teeth is enhanced, the arch wire is always adjusted to be in a proper arch shape, arch expansion, arch contraction or arch keeping can be realized, the problem that the teeth are prone to tongue inclination due to insufficient control force of the existing banded arch to the horizontal teeth is solved, and the correction effect is effectively improved. According to the specific conditions of patients, multiple control parts can be designed in a personalized manner, different control parts can be replaced in different correction stages, the requirements of different cases on bow expansion, bow contraction and bow maintenance in different correction stages are met, and the method has important clinical significance.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a view showing the engagement of the control member with the clamping mechanism;

FIG. 3 is a schematic view of the curved structure of the control member;

FIG. 4 is a schematic view of the curved structure of the control member;

FIG. 5 is a schematic view of the curved structure of the control member;

FIG. 6 is a schematic view of the curved structure of the control member;

FIG. 7 is a schematic view of the curved structure of the control member;

FIG. 8 is a schematic view of the control member with the bow expander;

FIG. 9 is a schematic view of a first embodiment of a clamping mechanism;

FIG. 10 is a front view of FIG. 9;

FIG. 11 is a schematic view of a second embodiment of a clamping mechanism;

FIG. 12 is a front view of FIG. 11;

FIG. 13 is a schematic view of a third embodiment of a clamping mechanism;

FIG. 14 is a schematic view of another embodiment of a third clamping mechanism;

FIG. 15 is a schematic view of the assembly of the lingual maxillary control element;

fig. 16 is a schematic view of the assembly of the lingual mandibular control member;

fig. 17 shows an assembly view of the labial control member.

In the figure: 10. an arch wire; 20. a control member; 21. a curved structure; 22. a bow expander; 23. a lingual maxillary control member; 24. a lingual mandibular control member; 25. a labial control member; 30. a clamping mechanism; 31. a first connection end; 32. a second connection end; 311. a card slot; 312. a sawtooth structure; 313. a thread structure; 314. and (4) bolts.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying 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 thus, 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 to implicitly indicate 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, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "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; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The utility model discloses an arch control device for orthodontics, which comprises the following components in parts by weight with reference to figures 1-2: an archwire 10, a control member 20, and a clamping mechanism 30. Wherein, the arch wire 10 can adopt a belt-shaped arch or a horizontal arch; the control member 20 is used to enhance the control force of the archwire 10 against the teeth; the gripping mechanism 30 is used to connect the archwire 10 with the control member 20. The two ends of the control member 20 are respectively fixed on the two inner sides or the two outer sides of the arch wire 10 through a clamping mechanism 30, the control member 20 is an elastic member with elastic force, and the elastic force released by the control member 20 can control the arch wire 10 to expand, contract or maintain the arch. In addition, control member 20 also has the effect of increasing the torque on the teeth.

Specifically, the size, width, thickness, etc. of the control member 20 are designed according to the correction requirements of the patient. The size and thickness of the control member 20 can adjust the force of expanding the bow: the control piece 20 has a large width, and the released control force expands the arch of the arch wire 10 towards the outer side direction to achieve the arch expansion effect; the width of the control part 20 is small, and the released control force enables the arch of the arch wire 10 to contract towards the inner side direction, so that the arch contracting effect is achieved; the control member 20 is of a suitable width such that the arch of the archwire 10 cannot be deformed laterally outwardly or inwardly by the released control force, which has the effect of maintaining the arch.

The control part 20 applies control force to the orthodontic arch wire 10, the control force of the orthodontic arch wire 10 to teeth is enhanced, the arch wire 10 is always adjusted to be in a proper arch shape, arch expansion, arch contraction or arch keeping can be realized, the problem that the teeth are prone to tongue inclination due to insufficient control force of the existing banded arch to the horizontal teeth is solved, and the correction effect is effectively improved. According to the specific conditions of patients, multiple control parts 20 can be designed in a personalized manner, different control parts 20 can be replaced at different correction stages, the requirements of different cases on bow expansion, bow contraction and bow maintenance at different correction stages are met, and the method has important clinical significance.

The control member 20 may preferably be a nitinol material, a stainless steel material, an elastomeric material, etc., but is not limited thereto and all other known elastic materials are intended to be within the scope of the present invention.

In order to achieve different control effects of the control force exerted by the control member 20 on the archwire 10, preferably, referring to fig. 3-7, the control member 20 may be further provided with a plurality of curved structures 21, and the curved structures 21 may change the magnitude of the control force of the control member 20, for example, the control force of the control member 20 may be made softer. Further preferably, the types of curved structure 21 include, but are not limited to: open vertical bends, omega bends, small circle bends, and other curved structures 21 known in the orthodontic art, wherein open vertical bends may in turn be embodied as loop open vertical bends.

Preferably, referring to fig. 8, the control member 20 may further include an expander 22, an orthodontic sleeve, and other accessories for use, so as to achieve a better correction effect.

The gripping mechanism 30 includes a first connection end 31 secured to an end of the control member 20 and a second connection end 32, the second connection end 32 being secured to an inner or outer side of the archwire 10. The attachment of the fixture 30 may be in a variety of embodiments.

The first embodiment is as follows: referring to fig. 9-10, the clamping mechanism 30 is connected in an inverted concave structure. The first connecting end 31 and the second connecting end 32 are both provided with a clamping groove 311, the clamping groove 311 is provided with an opening for clamping the arch wire 10, and a plurality of sawtooth structures 312 for fastening the arch wire 10 are arranged in the clamping groove 311. In use, the control member 20 and the arch wire 10 are clamped into the clamping groove 311 through the bayonet, and the sawtooth structures 312 in the clamping groove 311 limit the movement of the control member 20 and the arch wire 10, so as to achieve stable connection.

Example two: referring to fig. 11-12, the clamping mechanism 30 is threadably attached. The first connecting end 31 and the second connecting end 32 are both provided with thread structures 313 therein, the end part of the control member 20 and the side part of the arch wire 10 are both provided with matched thread structures 313 respectively, and the clamping mechanism 30 is in threaded connection with the control member 20 and the arch wire 10 respectively.

Example three: the clamping mechanism 30 is fixed by a bolt 314, and the first connecting end 31 and the second connecting end 32 are fixedly connected by the bolt 314. Specifically, referring to fig. 13, the first connection end 31 and the second connection end 32 are both provided with screw holes, after the control member 20 and the arch wire 10 are respectively installed in the clamping mechanism 30, the bolt 314 is screwed into the screw holes, the bolt 314 presses the control member 20 and the arch wire 10 downwards, and the movement of the control member 20 and the arch wire 10 is limited, so that a stable connection is realized; still alternatively, referring to fig. 14, the first connection end 31 and the second connection end 32 are provided with a slot 311, and the openings of the slot 311 of the first connection end 31 and the second connection end 32 are locked by a bolt 314.

Example three: the clamping mechanism 30 is fixed by welding. The first connecting end 31 is welded and fixed with the control member 20, and the second connecting end 32 is welded and fixed with the arch wire 10.

Example four: the clamping mechanism 30 is fixed by means of bonding. The first connecting end 31 is fixedly bonded to the control member 20, and the second connecting end 32 is fixedly bonded to the arch wire 10.

Of course, the attachment of the gripping mechanism 30 to the control member 20 and archwire 10 may be secured in other ways known in the art and are within the scope of the present invention.

In the present invention, the control member 20 may be used on both labial and lingual sides. The control members 20 can be divided into a lingual maxillary control member 23, a lingual mandibular control member 24 and a labial control member 25 according to the use position.

When the control member 20 is applied to the lingual archwire 10: referring to fig. 15, the control member 20 includes a lingual maxillary control member 23; two segments of the lingual maxillary control element 23 are attached to the inner sides of the archwire 10 with the lingual maxillary control element 23 in the mesial palatal position. Referring to fig. 16, the control member 20 further includes a lingual-mandibular control member 24, both ends of the lingual-mandibular control member 24 being attached to both inner sides of the archwire 10; since the lingual-mandibular position still requires tongue space, otherwise the positions of the control member 20 and the tongue interfere with each other, the lingual-mandibular control member 24 is bent in the labial direction and positioned in front of the tongue in the mesial direction.

When the control member 20 is applied to the labial archwire 10: referring to fig. 17, the control member 20 includes a labial control member 25, and the labial control member 25 is disposed in the labial direction of the archwire 10 and bent in the tooth direction, so that the control member 20 is not easily interfered with the labial inner side; the labial control member 25 is now attached at both ends to the outer sides of the archwire 10.

Clinically, can design many according to correcting the demand controlling means, the doctor can in time adjust the change according to the stage is corrected the demand, need not on-the-spot bending, simple operation.

The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are intended to be covered by the claims.

Claims (13)

1. An arch control device for orthodontics, comprising: an arch wire, a control member and a clamping mechanism; the clamping mechanism comprises a first connecting end and a second connecting end, the first connecting end is fixed at the end part of the control piece, and the second connecting end is fixed at the inner side or the outer side of the arch wire; two ends of the control piece are respectively fixed on two inner sides or two outer sides of the arch wire through one clamping mechanism; the control member is an elastic member having an elastic force, and the elastic force released by the control member is used for controlling the arch wire to keep arched, expanded arch or contracted arch.

2. An arch control device for orthodontics according to claim 1, wherein the control member is any one of a nitinol material, a stainless steel material, an elastomeric material.

3. The arch control device for orthodontics according to claim 1, wherein the control member further comprises a plurality of curved structures for varying the amount of control force.

4. The arch control device for orthodontic treatment of claim 3, wherein the curved structure comprises: opening vertical curves, omega curves and small circles.

5. The arch control device for orthodontics according to claim 1, wherein the control member is provided with an expander.

6. The arch control device for orthodontics according to claim 1, wherein the first connection end and the second connection end are each provided with a slot having an opening for the archwire to be snapped in; a plurality of sawtooth structures used for fastening the arch wire are arranged in the clamping groove.

7. The arch control device for orthodontics according to claim 1, wherein the first and second connection ends each have a threaded structure therein, the end of the control member and the side of the archwire each have a mating threaded structure therein, and the gripping mechanism is threadably engaged with the control member and the archwire, respectively.

8. The arch control device for orthodontics of claim 1, wherein the first connection end is fixedly connected to the control member via a bolt and the second connection end is fixedly connected to the archwire via a bolt.

9. The arch control device for orthodontics of claim 1, wherein the first connection end is welded to the control member and the second connection end is welded to the archwire.

10. The arch control device for orthodontics of claim 1, wherein the first connection end is adhesively secured to the control member and the second connection end is adhesively secured to the archwire.

11. The arch control device for orthodontics of claim 1, wherein the control comprises a lingual maxillary control; the two ends of the lingual maxillary control element are connected to the two inner sides of the arch wire, and the lingual maxillary control element is positioned at the upper jaw position close to the oral cavity.

12. The arch control device for orthodontics of claim 1, wherein the control comprises a lingual mandibular control; two ends of the lingual mandible control piece are connected to two inner sides of the arch wire; the lingual-mandibular control member is bent in the labial direction and is positioned at a position in front of the tongue in the proximal tooth direction.

13. The arch control device for orthodontics of claim 1, wherein the control comprises a labial control; the labial control piece is arranged in the labial direction of the arch wire and is bent along the tooth direction, and two ends of the labial control piece are connected to two outer sides of the arch wire.

Images