CN113967090A - Twin-wire bracket correction device and correction method - Google Patents

Abstract

The invention discloses a twin-wire bracket correcting device, which comprises: the orthodontic device comprises a plurality of orthodontic components, a first guide wire and a second guide wire; the correcting component comprises a bracket bottom plate, a first bracket and a second bracket which are arranged from the cutting end of the bracket bottom plate to the gingival end in a longitudinal mode, the first bracket is fixed at the cutting end of the bracket bottom plate, the second bracket is fixed at the gingival end of the bracket bottom plate, and the first bracket and the second bracket are symmetrically arranged at intervals; the first guide wire is tied to the first bracket, the second guide wire is tied to the second bracket, and the length of the first bracket in the extending direction of the first guide wire is larger than that of the second bracket in the extending direction of the second guide wire. The correction assembly of this scheme is equipped with the first support groove and the second support groove that tandem arranged, ligates first guide wire and second guide wire respectively on first support groove and second support groove, through the process of double-wire control tooth removal, changes the torque of correcting the assembly to the tooth, realizes the anchorage control to the tooth, is favorable to improving the orthodontic effect of tooth.

Description

Twin-wire bracket correction device and correction method

Technical Field

The invention relates to the technical field of tooth orthodontics, in particular to a twin-wire bracket correction device and a correction method.

Background

At present, the most common technique for tooth orthodontics is to fix a bracket on a tooth and tie the bracket by a guide wire to move the tooth, thereby achieving the effect of tooth orthodontics. However, since it is difficult to control the movement of the teeth with one wire, such as the torque of the teeth, the anchorage control, or the movement control of the individual teeth, it will affect the orthodontic effect of the teeth.

Therefore, there is a need for a new orthodontic technique.

Disclosure of Invention

The application provides a device and a method for correcting a double-wire bracket, which can solve the technical problem that the moving process of teeth is difficult to control by one steel wire in the prior art.

The invention provides a twin-wire bracket correcting device in a first aspect, which comprises: the correcting device comprises a plurality of correcting components, a first guide wire and a second guide wire, wherein the first guide wire and the second guide wire are respectively ligated on the correcting components;

the correcting component comprises a bracket bottom plate, a first bracket and a second bracket which are arranged in a longitudinal mode from a cutting end of the bracket bottom plate to a gingival end, the first bracket is fixed at the cutting end of the bracket bottom plate, the second bracket is fixed at the gingival end of the bracket bottom plate, and the first bracket and the second bracket are symmetrically arranged at intervals;

the first guide wire is ligated on the first bracket, the second guide wire is ligated on the second bracket, and the length of the first bracket in the extending direction of the first guide wire is larger than that of the second bracket in the extending direction of the second guide wire.

Optionally, the orthodontic device further includes: a plurality of first ligation components and a plurality of second ligation components;

the first bracket comprises a first bracket body, a first groove and first binding wings, wherein the first groove is positioned in the middle of the first bracket body and is arranged along the extending direction of the first guide wire; the second bracket comprises a second bracket body, a second groove and second ligation wings, wherein the second groove is positioned in the middle of the second bracket body and is arranged along the extending direction of the second guide wire;

wherein, first guide wire run through in first groove, just first ligature subassembly respectively with first groove both sides first ligature wing looks joint, the second guide wire run through in the second groove, just second ligature subassembly respectively with the second groove both sides second ligature wing looks joint, the length of first groove is greater than the length of second groove.

Optionally, the first groove is a square groove, the width of the square groove is 0.016mm, the depth of the square groove is 0.016mm, and the length of the first groove in the horizontal direction is 2 mm; the second groove is a square groove, the width of the square groove is 0.016mm, the depth of the square groove is 0.016mm, and the length of the second groove in the horizontal direction is 0.5 mm;

wherein the distance between the first groove and the second groove is 4.5 mm.

Optionally, the orthodontic device further includes: and the two buccal surface components are respectively sleeved at two ends of the first guide wire and the second guide wire.

Optionally, the buccal surface assembly comprises: the buccal surface plate, a first buccal tube fixed to a cutting end portion of the buccal surface plate, and a second buccal tube fixed to a gingival end portion opposite to the cutting end portion of the buccal surface plate, wherein the first buccal tube is fitted over an end of the first guide wire and the first buccal tube is engaged with the first guide wire, the second buccal tube is fitted over an end of the second guide wire and the second buccal tube is engaged with the second guide wire, and a length of the first buccal tube in a direction in which the first guide wire extends is greater than a length of the second buccal tube in a direction in which the second guide wire extends.

Optionally, the orthodontic device further comprises an elastic assembly, the buccal surface assembly further comprises a hook structure fixed at a gingival end of the buccal surface base plate, the second ligation wing of the second bracket close to the gingival end is further buckled with one end of the elastic assembly and the hook structure, and the other end of the elastic assembly is buckled with the hook structure.

Optionally, the first guide wire and the second guide wire are thermally activated nitinol circular archwires of a specification of 0.012-0.016 mm.

Optionally, the first guide wire and the second guide wire are stainless steel square wires with a specification of 0.016mm by 0.016 mm.

Optionally, the length that holds in the palm the groove bottom plate and is close to the gum end is 2.4mm, the thickness that holds in the palm the groove bottom plate and is close to the gum end is 0.3mm, the length that holds in the palm the groove bottom plate and is close to the end of cutting is 3mm, the thickness that holds in the palm the groove bottom plate and is close to the end of cutting is 0.5mm, the length that holds in the palm the gum end of groove bottom plate to the end of cutting is 5 mm.

A second aspect of the present invention provides an orthodontic method applied to the twin-wire bracket orthodontic device of the first aspect, the method including:

step 1: respectively sticking one surfaces of the bracket bottom plates of a plurality of correction assemblies, which are far away from the first bracket and the second bracket, to tooth adjacent points, wherein each correction assembly comprises a bracket bottom plate, the first bracket fixed at the incised end part of the bracket bottom plate and the second bracket fixed at the gingival end part of the bracket bottom plate; wherein the incisal end part of the bracket bottom plate is close to one side of the incisal end of the tooth, and the gingival end part of the bracket bottom plate is close to one side of the gingival end of the tooth;

step 2: installing a first guide wire on a first groove of the first bracket, and respectively clamping a first ligation component on first ligation wings at two sides of the first bracket so as to ligate the first guide wire on the first bracket; meanwhile, a second guide wire is arranged on a second groove of the second bracket, and a second ligation component is respectively buckled on second ligation wings at two sides of the second bracket, so that the second guide wire is ligated on the second bracket; wherein the first guide wire and the second guide wire are activated nickel titanium round arch wires with the specification of 0.014 mm;

and step 3: when the dental crowns and the pressed roots are completely arranged, replacing the second guide wire with a stainless steel square wire with the specification of 0.016mm by 0.016mm to close the gaps between the teeth;

and 4, step 4: after closing the gaps between the teeth, the orthodontic assembly is removed and a tooth retainer is installed, ending the active appliance.

The invention provides a twin-wire bracket correcting device, which comprises: the first guide wire and the second guide wire are respectively ligated on the correction component; the correcting component comprises a bracket bottom plate, a first bracket and a second bracket which are arranged from the cutting end of the bracket bottom plate to the gingival end in a longitudinal mode, the first bracket is fixed at the cutting end of the bracket bottom plate, the second bracket is fixed at the gingival end of the bracket bottom plate, and the first bracket and the second bracket are symmetrically arranged at intervals; the first guide wire is tied to the first bracket, the second guide wire is tied to the second bracket, and the length of the first bracket in the extending direction of the first guide wire is larger than that of the second bracket in the extending direction of the second guide wire. The device of correcting of this scheme is including correcting subassembly, first guide wire and second guide wire, corrects the subassembly and is equipped with first support groove and second and holds in the palm the groove, through with first guide wire ligature on first support groove, and hold in the palm the groove with the ligature of second guide wire on the second, through two silk control tooth removal processes to the torque of subassembly to the tooth is rescued in the change, realizes the anchorage control to the tooth, is favorable to improving the correction effect of tooth.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an installation perspective view of a twin-wire bracket orthodontic device provided by an embodiment of the invention;

FIG. 2 is an exploded view of a twin-wire bracket correction device according to an embodiment of the present invention;

FIG. 3 is a schematic side view of an orthodontic assembly provided in an embodiment of the invention;

FIG. 4 is a schematic view of a cheek face assembly according to an embodiment of the present disclosure;

fig. 5 is a schematic side view of a buccal surface component according to an embodiment of the present invention.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical problem that the moving process of the teeth is difficult to control by one steel wire in the prior art is solved.

In order to solve the technical problems, the invention provides a twin-wire bracket correction device and a correction method.

Referring to fig. 1, a perspective view of a twin-wire bracket orthodontic device according to an embodiment of the invention is shown. The embodiment of the invention provides a twin-wire bracket correcting device, which comprises: the orthodontic component 10 comprises a plurality of orthodontic components 10, a first guide wire 21 and a second guide wire 22, wherein the first guide wire 21 and the second guide wire 22 are respectively tied on the orthodontic components 10. The correcting device is mainly used for correcting/correcting teeth of a user, adopts double steel wires as a guide structure, and controls the movement in the tooth correcting process; specifically, this device is rescued to two silk brackets includes: a plurality of orthodontic assemblies 10 and a guide wire 20, wherein the guide wire 20 comprises: the orthodontic device comprises a first guide wire 21 and a second guide wire 22, wherein the orthodontic components 10 are used for being mounted or adhered to tooth adjacent points, the teeth are driven to move through the orthodontic components 10 to realize the orthodontic process, the number of the orthodontic components 10 needs to be determined according to the number of teeth to be straightened of a user, preferably, 12 orthodontic components 10 are selected for upper teeth, respectively mounted or adhered to front three teeth and rear teeth on two sides, respectively, and mounted or adhered to a buccal surface component 40 on the last tooth on two sides, the first guide wire 21 and the second guide wire 22 are ligated to each orthodontic component 10, and two ends of the first guide wire 21 and the second guide wire 22 are respectively clamped and connected through the buccal surface component 40 to be locked, so that the first guide wire 21 and the second guide wire 22 are prevented from being separated from or greatly moved; similarly, the lower teeth select 12 correction components 10, the correction components are respectively installed or adhered to the front teeth of the lower teeth and the front three teeth of the rear teeth on the two sides, the buccal surface components 40 are respectively installed or adhered to the last teeth of the rear teeth on the two sides, the first guide wire 21 and the second guide wire 22 are tied to the correction components 10, the two ends of the first guide wire 21 and the two ends of the second guide wire 22 are respectively clamped and connected through the buccal surface components 40 to be locked, and the first guide wire 21 and the second guide wire 22 are prevented from being separated from or greatly moved to influence the correction effect; therefore, 24 orthodontic components 10, 2 first guide wires 21, 2 second guide wires 22 and 4 buccal surface components 40 are usually required, wherein 12 orthodontic components 10, 1 first guide wire 21, 1 second guide wire 22 and 2 buccal surface components 40 are respectively used for the upper and lower teeth to combine into an orthodontic device, and the double-steel wire orthodontic treatment is realized through the guiding and acting forces of the first guide wire 21 and the second guide wire 22.

Further, the orthodontic assembly 10 includes a bracket base plate 11, a first bracket 12 and a second bracket 13 arranged in a longitudinal manner from the cut end 111 of the bracket base plate 11 to the gingival end 112, the first bracket 12 is fixed at the cut end 111 of the bracket base plate 11, the second bracket 13 is fixed at the gingival end 112 of the bracket base plate 11, and the first bracket 12 and the second bracket 13 are symmetrically arranged at intervals; the first guide wire 21 is tied to the first bracket 12, the second guide wire 22 is tied to the second bracket 13, and the length of the first bracket 12 in the extending direction of the first guide wire 21 is greater than the length of the second bracket 13 in the extending direction of the second guide wire 22. Specifically, the orthodontic assembly 10 structurally includes: bracket bottom plate 11, first bracket 12 and second bracket 13, wherein, bracket bottom plate 11 includes gum end 112 position, cut end 111 position, connect gum end 112 position respectively and cut end 111's bottom plate middle part 113, first bracket 12 and second bracket 13 are the mode row of tandem arrangement in bracket bottom plate 11's one side, wherein, first bracket 12 sets up or is fixed in the one end that bracket bottom plate 11 is close to cuts end 111 position, second bracket 13 sets up or is fixed in the one end that bracket bottom plate 11 is close to gum end 112 position, first bracket 12 and second bracket 13 are the interval symmetry and set up in bracket bottom plate 11 from gum end 112 to the same central line of cutting end 111 direction. In practical applications, a surface of the bracket base 11 of the orthodontic assembly 10, which does not have the first bracket 12 and the second bracket 13, is mounted or adhered to an abutment point on a tooth surface, wherein the gingival end 112 of the bracket base 11 is located on a side of the tooth close to the gingival part, and the incised end 111 of the bracket base 11 is located on a side of the tooth close to the incised part, that is, the first bracket 12 and the second bracket 13 are arranged in the same vertical direction of the tooth. Furthermore, a first guide wire 21 is ligated on the first bracket 12, and a second guide wire 22 is ligated on the second bracket 13, so that the orthodontic component 10 controls the movement of teeth through the guidance of the first guide wire 21 and the second guide wire 22, thereby realizing the double-wire orthodontic treatment and improving the effect of controlling the orthodontic treatment; and the length of the first bracket 12 in the extending direction of the first guide wire 21 is greater than the length of the second bracket 13 in the extending direction of the second guide wire 22, that is, the length of the first bracket 12 at the incised end 111 of the bracket base 11 in the extending direction of the first guide wire 21 is greater than the length of the second bracket 13 at the gingival end 112 of the bracket base 11 in the extending direction of the second guide wire 22, which is beneficial to realize the alignment of the tooth crowns in the correcting process, and when the length of the second bracket 13 at the gingival end 112 of the bracket base 11 in the extending direction of the second guide wire 22 is less than the length of the first bracket 12 at the incised end 111 of the bracket base 11 in the extending direction of the first guide wire 21, the alignment of the tooth roots and the adduction of anterior teeth in the correcting process is facilitated.

Furthermore, the first bracket 12 and the second bracket 13 are symmetrically arranged at intervals, so that a sufficient distance is formed between the first bracket 12 and the second bracket 13 to form a moment, and a vertical moment arm is extended, when the first guide wire 21 and the second guide wire 22 are respectively ligated on the first bracket 12 and the second bracket 13, so that a distance is formed between the first guide wire 21 and the second guide wire 22, compared with a single steel wire in the prior art, the orthodontic component 10 is guided and controlled by the first guide wire 21 and the second guide wire 22, the moment and the moment arm of the orthodontic component 10 are changed, so that the correcting strength in the correcting process is less than ten times of the correcting strength of a single steel wire in the prior art, for example, the dynamic moment in the conventional correcting process is about 150g, and by the guiding and controlling of the first guide wire 21 and the second guide wire 22 in the embodiment, the dynamic moment in the correcting process of the double wires is about 15g, so that the distance between the first bracket 12 and the second bracket 13 is set through the embodiment, the distance between the first guide wire 21 and the second guide wire 22 is adjusted, and the pain and discomfort of a correction patient can be reduced through effective moment.

The invention provides a twin-wire bracket correcting device, which comprises: the orthopedic component comprises a plurality of orthopedic components 10, a first guide wire 21 and a second guide wire 22, wherein the first guide wire 21 and the second guide wire 22 are respectively tied on the orthopedic components 10; the orthodontic component 10 comprises a bracket bottom plate 11, a first bracket 12 and a second bracket 13 which are arranged in a longitudinal mode from a cut end 111 of the bracket bottom plate 11 to a gingival end 112, wherein the first bracket 12 is fixed at the position of the cut end 111 of the bracket bottom plate 11, the second bracket 13 is fixed at the position of the gingival end 112 of the bracket bottom plate 11, and the first bracket 12 and the second bracket 13 are symmetrically arranged at intervals; the first guide wire 21 is tied to the first bracket 12, the second guide wire 22 is tied to the second bracket 13, and the length of the first bracket 12 in the extending direction of the first guide wire 21 is greater than the length of the second bracket 13 in the extending direction of the second guide wire 22. The device of correcting of this scheme is including correcting the subassembly 10, first guide wire 21 and second guide wire 22, corrects the subassembly 10 and is equipped with first support groove 12 and second and holds in the palm groove 13, through with first guide wire 21 ligature on first support groove 12, and with second guide wire 22 ligature on second support groove 13, through two silk control tooth removal processes to the torque of subassembly 10 to the tooth is rescued in the change, realizes the anchorage control to the tooth, is favorable to improving the orthodontic effect of tooth.

Please refer to fig. 2, which is a schematic structural exploded view of a twin-wire bracket correction device according to an embodiment of the present invention; fig. 3 is a schematic side view of an orthodontic assembly according to an embodiment of the invention. In an embodiment of the present invention, the orthosis further includes a ligation assembly 30, the ligation assembly 30 including: a plurality of first ligation components 32 and a plurality of second ligation components 32; it should be noted that, the first ligating component 32 is configured to be fastened to the first bracket 12, and the second ligating component 32 is configured to be fastened to the second bracket 13, because the length of the first bracket 12 in the extending direction of the first guide wire 21 is greater than the length of the second bracket 13 in the extending direction of the second guide wire 22, the specifications of the first ligating component 32 and the second ligating component 32 may also be different, for example, the first ligating component 32 is greater than the second ligating component 32, preferably, the first ligating component 32 and the second ligating component 32 may be elastic rubber rings with different specifications or elastic rubber rings with the same specification, and the specification of the first ligating component 32 and the specification of the second ligating component 32 are not specifically limited in this embodiment.

The first bracket 12 comprises a first bracket body 121, a first groove 122 located in the middle of the first bracket body 121 and arranged along the extending direction of the first guide wire 21, and first tie wings 123 respectively located on two sides of the first groove 122; the second bracket 13 comprises a second bracket groove 131, a second groove 132 which is arranged in the middle of the second bracket groove 131 and along the extending direction of the second guide wire 22, and second tie wings 133 which are respectively arranged at two sides of the second groove 132;

the first guide wire 21 penetrates through the first groove 122, the first ligation components 32 are respectively clamped with the first ligation wings 123 on two sides of the first groove 122, the second guide wire 22 penetrates through the second groove 132, the second ligation components 32 are respectively clamped with the second ligation wings 133 on two sides of the second groove 132, and the length of the first groove 122 is greater than that of the second groove 132.

Specifically, the first bracket 12 comprises a first bracket body 121, a first groove 122 is formed in the middle of the first bracket body 121, the forming direction of the first groove 122 is along the extending direction of the first guide wire 21, i.e. when the orthodontic assembly 10 is mounted or adhered on a tooth, the first groove 122 extends in the horizontal direction; further, the first bracket 12 further includes two identical first tie wings 123 disposed on two sides of the first slot 122, wherein one of the first tie wings 123 is fixedly connected to the first bracket with 121 facing one side of the second bracket 13, and the other second tie wing 133 is fixedly connected to the first bracket with 121 facing the cutting end 111, i.e., the two first tie wings 123 are also longitudinally arranged, and the two first tie wings 123 and the first bracket 121 can be integrally formed to form the first bracket 12. Similarly, the second bracket 13 includes a second bracket 131, a second groove 132 formed on the second bracket 131, and two second tie wings 133 disposed on two sides of the second groove 132 and respectively fixedly connected to the second bracket 131. Further, in practical applications, when the orthodontic assembly 10 is installed or adhered to a tooth, the first guide wire 21 is installed or embedded in the first slot 122 of the first bracket 121, and is respectively buckled with the first tie wings 123 on two sides of the first bracket 12 through the first ligating assembly 32, so as to ligate the first guide wire 21 to the first slot 122; similarly, the second guide wire 22 is tied to the second slot 132. Through offering first slot 122 on first bracket 12, and offer second slot 132 on second bracket 13 for the near tangent end 111 of correcting the subassembly 10 removes along the direction of first wire 21 through first slot 122, and the near gum end 112 of correcting the subassembly 10 removes along the direction of second wire 22 through second slot 132, correct the removal orbit of in-process correction subassembly 10 with accurate control, the path of correcting of accurate control tooth promptly, improve and correct efficiency, reliability.

In the embodiment of the present invention, the first groove 122 is a square groove, the width of the square groove is 0.016mm, the depth of the square groove is 0.016mm, and the length of the first groove 122 in the horizontal direction is 2 mm; and the second groove 132 is a square groove, the width of the square groove is 0.016mm, the depth is 0.016mm, and the length of the second groove 132 in the horizontal direction is 0.5 mm. Specifically, in a longitudinal cross section of the first groove 122 in a direction perpendicular to the bracket base plate 11, the width of the first groove 122 is 0.016mm and the depth is 0.016mm, and the length of the first groove 122 in the horizontal direction is 2mm, that is, the specification of the first groove 122 is 0.016mm × 0.016mm, and similarly, the specification of the second groove 132 is 0.016mm × 0.016 mm. It is to be noted that the length of the first groove 122 in the horizontal direction is 2mm and the length of the second groove 132 in the horizontal direction is 0.5mm, whereby it can be obtained that the length of the first groove 122 in the extending direction of the first guide wire 21 is greater than the length of the second bracket 13 in the extending direction of the second guide wire 22, that is, the length of the first groove 122 in the extending direction of the first guide wire 21 at the cut end 111 of the bracket base 11 is greater than the length of the second groove 132 in the extending direction of the second guide wire 22 at the gingival end 112 of the bracket base 11, which facilitates the alignment of crowns during the orthodontic procedure and the alignment of roots and adduction anterior teeth during the orthodontic procedure.

Further, the distance between the first groove 122 and the second groove 132 is 4.5 mm. Through setting for enough interval between first slot 122 and the second slot 132 for correct subassembly 10 and form moment, prolonged and correct the arm of force on the subassembly 10 vertical direction, when first guide wire 21 and second guide wire 22 ligature respectively on first slot 122 and second slot 132, make and have the interval between first guide wire 21 and the second guide wire 22, changed the moment and the arm of force that correct subassembly 10, can reduce through this effective moment and correct patient's pain sense and discomfort. It should be noted that, the distance between the first groove 122 and the second groove 132 can also be set according to the actual conditions of different age stages, and the preferred distance between the first groove 122 and the second groove 132 in this embodiment is 4.5 mm.

Please refer to fig. 4, which is a schematic structural diagram of a cheek assembly according to an embodiment of the present invention; and referring to fig. 5, a schematic side view of a buccal surface component according to an embodiment of the present invention is shown. In an embodiment of the present invention, the orthosis further includes: at least two buccal surface components 40, two buccal surface components 40 are respectively sleeved on two ends of the first guide wire 21 and the second guide wire 22. Specifically, the correction device further comprises a buccal surface component 40, the buccal surface component 40 is respectively sleeved on the same side of the first guide wire 21 and the second guide wire 22, and the buccal surface component 40 is used for locking or buckling the first guide wire 21 and the second guide wire 22 so as to prevent the first guide wire 21 and the second guide wire 22 from being separated or greatly displaced to influence the correction path of the correction component 10 in the correction process, thereby reducing the reliability. Therefore, it is necessary to sleeve a buccal surface component 40 on the end of the same side of the first guide wire 21 and the second guide wire 22, and it should be noted that, a buccal surface component 40 is also sleeved on the end of the other side of the first guide wire 21 and the second guide wire 22, that is, two buccal surface components 40 are required to be sleeved on the two ends of the first guide wire 21 and the second guide wire 22, respectively, that is, when correcting the upper teeth or the lower teeth, at least two buccal surface components 40 are required; further, when both upper and lower teeth of the patient need to be corrected simultaneously, 4 buccal surface modules 40 are required. By using the buccal surface component 40, the first guide wire 21 and the second guide wire 22 can be prevented from being separated or greatly displaced, so that the correction path of the correction component 10 in the correction process is ensured, and the reliability is improved.

Further, the buccal surface assembly 40 includes: the buccal surface base plate 41, the first buccal surface tube 42 fixed to the incised end portion of the buccal surface base plate 41, and the second buccal surface tube 43 fixed to the gingival end portion opposite to the incised end portion of the buccal surface base plate 41, the first buccal surface tube 42 is sleeved on one end of the first guide wire 21, the first buccal surface tube 42 is clamped with the first guide wire 21, the second buccal surface tube 43 is sleeved on one end of the second guide wire 22, the second buccal surface tube 43 is clamped with the second guide wire 22, and the length of the first buccal surface tube 42 in the extending direction of the first guide wire 21 is greater than the length of the second buccal surface tube 43 in the extending direction of the second guide wire 22. Specifically, the buccal surface component 40 includes a buccal surface base plate 41, a first buccal surface tube 42 and a second buccal surface tube 43, wherein the first buccal surface tube 42 and the second buccal surface tube 43 are arranged in a longitudinal manner on a plane having a planar structure of the buccal surface base plate 41, the first buccal surface tube 42 is fixed to a tangential end portion of the buccal surface base plate 41, the second buccal surface tube 43 is fixed to a gingival end portion of the buccal surface base plate 41 opposite to the tangential end portion, and the length of the first buccal surface tube 42 is greater than that of the second buccal surface tube 43; it should be noted that, as shown in fig. 4 and 5, the first buccal tube 42 and the second buccal tube 43 are sleeves having a cylindrical structure, but not limited thereto, the first buccal tube 42 and the second buccal tube 43 may also be sleeves having a square structure, i.e., square tubes, and the specification of the tube hole interface of the square tubes is 0.016mm × 0.016 mm; in this embodiment, the cross-sectional shapes of the first buccal tube 42 and the second buccal tube 43 are not particularly limited, and may be set according to actual conditions. Further, the buccal surface base plate 41 on which the first buccal surface tube 42 and the second buccal surface tube 43 are not provided has an arc surface having an arc surface structure, and the arc surface has a concave structure provided in a gingival end direction from a tangential end, that is, the arc surface structure in a thickness direction is set on a surface of the buccal surface base plate 41 on which the first buccal surface tube 42 and the second buccal surface tube 43 are not provided, and preferably, the thickness of the concave is 0.1mm, so that the buccal surface base plate 41 completely fits to a tooth surface abutment point, and the stability of the buccal surface base plate 41 attached to or stuck to the tooth abutment point is improved. In practical application, one side of the buccal surface bottom plate 41 without a buccal surface tube is installed or adhered to the outer side wall of the last posterior tooth, the first buccal surface tube 42 is connected to the first guide wire 21 in a sleeved mode, the first buccal surface tube 42 is connected to the first guide wire 21 in a clamped mode, the second buccal surface tube 43 is connected to the second guide wire 22 in a sleeved mode, the second buccal surface tube 43 is connected to the second guide wire 22 in a clamped mode, specifically, the end of the first guide wire 21 connected to the first buccal surface tube 42 in a sleeved mode can be bent, the end of the second guide wire 22 connected to the second buccal surface tube 43 in a sleeved mode can be bent, one end of the first guide wire 21 and one end of the second guide wire 22 can be locked, the first guide wire 21 and the second guide wire 22 can be prevented from being separated from each other or greatly displaced, the correction path of the correction assembly 10 in the correction process is guaranteed, and reliability is improved.

Further, the orthodontic device further comprises an elastic component, the buccal surface component 40 further comprises a hook structure 44 fixed at the gingival end part of the buccal surface base plate 41, the second ligation wing 133 of the second bracket 13 close to the gingival end is also buckled with one end of the elastic component and the hook structure 44, and the other end of the elastic component is buckled with the hook structure 44. Specifically, the hook structure 44 is arranged at a position, close to the gingival end, of a buccal bottom plate 41 of the buccal component 40, the hook structure 44 is used for buckling one end of an elastic component, the other end of the elastic component is buckled with a second ligation wing 133, close to the gingival end, of the other target correction component 10, so that the target correction component 10 is matched with the buccal component 40, elastic stretching is formed between the two through the elastic component, correction force in the correction process is provided, teeth move along the first guide wire 21 and the second guide wire 22 under the correction force effect, and the effect of correcting the teeth is achieved. Further, the hook structure 44 may be located at a gingival end portion of the buccal surface base plate 41 above or above the second buccal surface tube 43, and preferably, the hook structure 44 is disposed above the second buccal surface tube 43, that is, the central line of the buccal surface base plate 41 in the vertical direction, so that the acting force of the elastic component on the hook structure 44 is distributed on the central line of the buccal surface base plate 41 in practical application, and the force applied to the buccal surface base plate 41 is relatively uniform, which is beneficial to improving the tooth correction effect.

In the embodiment of the invention, the first guide wire 21 and the second guide wire 22 are thermally activated NiTi circular arch wires with the specification of 0.012-0.016 mm. Specifically, in the application of orthodontics, the first guide wire 21 and the second guide wire 22 are thermally activated nitinol circular archwires, and the specification of the archwires may be 0.012 to 0.022mm, preferably, the specifications of the first guide wire 21 and the second guide wire 22 of this embodiment are 0.012 to 0.016mm, in practical application, the first guide wire 21 and the second guide wire 22 of corresponding specifications may be selected according to the actual condition of a patient, for example, in the alignment stage of a dental crown and a dental root in the application of orthodontic treatment, a thermally activated nitinol circular archwire of 0.014mm or a thermally activated nitinol circular archwire of 0.016mm may be selected to guide and control the orthodontic treatment component 10, which is not further described in this embodiment.

In the embodiment of the present invention, the first guide wire 21 and the second guide wire 22 are stainless steel square wires with a specification of 0.016mm by 0.016 mm. Specifically, the first guide wire 21 and the second guide wire 22 may also be square wires made of stainless steel, that is, the first guide wire 21 and the second guide wire 22 made of stainless steel are steel wires with a square structure, and the specification is 0.016mm by 0.016 mm. It should be noted that, in the stage of closing the gap between teeth during orthodontic treatment, the second guide wire 22 of the second groove 132 of the orthodontic component 10 near the gingival end needs to be replaced by a stainless steel square wire of 0.016mm by 0.016mm, which can ensure the alignment when closing the gap and effectively maintain orthodontic force, so as to continuously control the movement of the tooth root and ensure the alignment of the tooth root.

In the embodiment of the invention, the length of the bracket bottom plate 11 close to the gingival end is 2.4mm, the thickness of the bracket bottom plate 11 close to the gingival end is 0.3mm, the length of the bracket bottom plate 11 close to the cutting end is 3mm, the thickness of the bracket bottom plate 11 close to the cutting end is 0.5mm, and the length from the gingival end to the cutting end of the bracket bottom plate 11 is 5 mm. Specifically, the support groove bottom plate 11 that the component 10 contained is rescued, this support groove bottom plate 11 is equipped with the one side that first support groove 12 and second support groove 13 is the trapezium structure of symmetry, it is trapezoidal that the orthographic projection of support groove bottom plate 11 on tooth or arbitrary plane is held in the palm, wherein, the length of a side that holds in the palm groove bottom plate 11 is close to gum end one side is 2.4mm, or length is 2.4mm, and the thickness that holds in the palm groove bottom plate 11 is close to the gum end is 0.3mm, the length of a side that holds in the palm groove bottom plate 11 is close to cut end one side is 3mm, or length is 3mm, and the thickness that holds in the palm groove bottom plate 11 is close to cut end is 0.5mm, and the distance between the gum end of support groove bottom plate 11 and the cut end is 5 mm. In addition, the one side that does not have first support groove 12 and second support groove 13 on the support groove bottom plate 11 is for having the ARC structure, and this ARC structure is the recessed structure that sets up to the gum end direction from the incised end, does not carry out the ARC structure setting on the thickness direction to the one side that support groove bottom plate 11 does not have first support groove 12 and second support groove 13 promptly, and is preferred, and sunken thickness is 0.1mm to satisfy the complete coincidence of support groove bottom plate 11 and tooth surface adjacent point, improve the steadiness that support groove bottom plate 11 installed or pasted at tooth adjacent point in practical application. Through the different thickness's of holding in the palm groove bottom plate 11 gum end and cutting the end settlement, if the thickness that holds in the palm groove bottom plate 11 and is close to the gum side is less than the thickness that holds in the palm groove bottom plate 11 and is close to the cutting to make the gum end and the cutting of correcting subassembly 10 form different moments, with the tooth root of realizing the alignment gum side department, and the tooth crown of alignment cutting department and the effect of adduction anterior tooth.

The embodiment of the invention also provides a correction method, which is applied to the twin-wire bracket correction device of the embodiment and comprises the following steps:

step 1: respectively sticking one surfaces of the bracket bottom plates 11 of the correction assemblies 10, which are far away from the first bracket 12 and the second bracket 13, to tooth adjacent points, wherein each correction assembly 10 comprises a bracket bottom plate 11, a first bracket 12 fixed at the incisal end part of the bracket bottom plate 11 and a second bracket 13 fixed at the gingival end part of the bracket bottom plate 11; wherein, the incisal end part of the bracket bottom plate 11 is close to one side of the incisal end of the tooth, and the gingival end part of the bracket bottom plate 11 is close to one side of the gingival end of the tooth;

step 2: mounting the first guide wire 21 on the first groove 122 of the first bracket 12, and respectively fastening the first ligating component 32 on the first ligating wing 123 at two sides of the first bracket 12, so that the first guide wire 21 is ligated on the first bracket 12; meanwhile, the second guide wire 22 is placed in the second groove 132 of the second bracket 13, and the second ligating component 32 is fastened to the second ligating wing 133 at two sides of the second bracket 13, respectively, so that the second guide wire 22 is ligated to the second bracket 13; wherein, the first guide wire 21 and the second guide wire 22 are activated nickel titanium round arch wires with the specification of 0.014 mm;

and step 3: when it is confirmed that the crowns and the roots are all arranged in order, the second guide wire 22 is replaced by a stainless steel square wire with the specification of 0.016mm by 0.016mm so as to close the gap between the teeth;

and 4, step 4: after closing the gaps between the teeth, the orthodontic assembly 10 is removed and the tooth holders are installed, ending the active appliance.

The correction method of the embodiment of the invention corrects the teeth of the patient by adopting the double-wire bracket correction device, and the correction device comprises the following steps: the correcting component 10 comprises a bracket base plate 11, a first guide wire 21 and a second guide wire 22, the first bracket 12 and a second bracket 13 are arranged on the bracket base plate 11, the first bracket 12 is provided with a first groove 122, and the second bracket 13 is provided with a second groove 132.

In the first phase of the orthodontic procedure, which is typically around 4 months, the teeth are mainly aligned with their roots and crowns. Specifically, the first slot 122 in the orthodontic assembly 10 is aligned with the abutment point of the tooth and the orthodontic assembly 10 is mounted or affixed to the center of the clinical crown of the tooth. Then, an active nitinol circular archwire of 0.014mm or 0.016mm specification is installed as a first guide wire 21 in the first slot 122 and is fastened to the first bracket 12 by tying a first tying component so that the first guide wire 21 is tied to the first bracket 12; and installing an active nitinol archwire of 0.014mm or 0.016mm specification as a second guide wire 22 in the second slot 132 and clasping to the second bracket 13 by tying a second tying component so that the second guide wire 22 is tied to the second bracket 13. It should be noted that the second guiding wire 22 guiding the gum direction is closer to the impedance center of the tooth, so that the tooth root can be easily aligned to realize root control; the first guide wire 21 guiding the incised ends is close to the crowns of the teeth and can be used to align the crowns. Further, the first slot 122 of the first bracket 12 is spaced from the second slot 132 of the first bracket 12 sufficiently to create a moment, extending the vertical moment arm; compared with a single steel wire, the moment and the moment arm are changed due to the distance between the first groove 122 and the second groove 132, and the pain and the discomfort of a patient are corrected through the reduction of effective moment by utilizing double-groove mechanics.

In the second stage of the orthodontic procedure, this stage is primarily to close the gap between the teeth. Specifically, after the dental crowns and the compressed roots are completely arranged in order, the second guide wire 22 in the second groove 132 close to the gingival end is replaced by a stainless steel square wire with the specification of 0.016mm x 0.016mm, and the stainless steel square wire can ensure the order when the gap is closed and can effectively keep the correction force so as to continuously control the movement of the tooth roots and ensure the order of the tooth roots.

Further, after closing the gaps between the teeth, the orthodontic assembly 10 is detached and the tooth holder is installed, ending the active orthodontic treatment. It should be noted that the dental retainer is used to maintain the effect after correction and prevent the recurrence of tooth deformity, and the dental retainer is a device commonly used in the art, and the present embodiment does not further describe the type and style of the dental retainer.

The embodiment of the application is suitable for clinical cases of tooth correction, restoration after tooth extraction and the like.

In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In view of the above description of the twin-wire bracket correction device and correction method provided by the present invention, those skilled in the art will appreciate that there are variations in the embodiments and applications of the concept of the present invention, and in summary, the present disclosure should not be construed as limiting the present invention.

Claims (10)

1. A twin-wire bracket orthotic device, comprising: the correcting device comprises a plurality of correcting components, a first guide wire and a second guide wire, wherein the first guide wire and the second guide wire are respectively ligated on the correcting components;

the correcting component comprises a bracket bottom plate, a first bracket and a second bracket which are arranged in a longitudinal mode from a cutting end of the bracket bottom plate to a gingival end, the first bracket is fixed at the cutting end of the bracket bottom plate, the second bracket is fixed at the gingival end of the bracket bottom plate, and the first bracket and the second bracket are symmetrically arranged at intervals;

the first guide wire is ligated on the first bracket, the second guide wire is ligated on the second bracket, and the length of the first bracket in the extending direction of the first guide wire is larger than that of the second bracket in the extending direction of the second guide wire.

2. The twin wire bracket orthosis set forth in claim 1, further comprising: a plurality of first ligation components and a plurality of second ligation components;

the first bracket comprises a first bracket body, a first groove and first binding wings, wherein the first groove is positioned in the middle of the first bracket body and is arranged along the extending direction of the first guide wire; the second bracket comprises a second bracket body, a second groove and second ligation wings, wherein the second groove is positioned in the middle of the second bracket body and is arranged along the extending direction of the second guide wire;

wherein, first guide wire run through in first groove, just first ligature subassembly respectively with first groove both sides first ligature wing looks joint, the second guide wire run through in the second groove, just second ligature subassembly respectively with the second groove both sides second ligature wing looks joint, the length of first groove is greater than the length of second groove.

3. The orthodontic device of claim 2, wherein the first slot is a square slot having a width of 0.016mm and a depth of 0.016mm, and the first slot has a horizontal length of 2 mm; the second groove is a square groove, the width of the square groove is 0.016mm, the depth of the square groove is 0.016mm, and the length of the second groove in the horizontal direction is 0.5 mm;

wherein the distance between the first groove and the second groove is 4.5 mm.

4. The twin wire bracket orthosis set forth in any one of claims 1-3, further comprising: and the two buccal surface components are respectively sleeved at two ends of the first guide wire and the second guide wire.

5. The twin wire bracket correction device of claim 4, wherein the buccal surface component comprises: the buccal surface plate, a first buccal tube fixed to a cutting end portion of the buccal surface plate, and a second buccal tube fixed to a gingival end portion opposite to the cutting end portion of the buccal surface plate, wherein the first buccal tube is fitted over an end of the first guide wire and the first buccal tube is engaged with the first guide wire, the second buccal tube is fitted over an end of the second guide wire and the second buccal tube is engaged with the second guide wire, and a length of the first buccal tube in a direction in which the first guide wire extends is greater than a length of the second buccal tube in a direction in which the second guide wire extends.

6. The twin wire bracket orthosis set forth in claim 5, further comprising a resilient component, the buccal component further comprising a hook structure secured to a gingival end portion of the buccal base, the second tie wing of the second bracket proximate to the gingival end further snap-fitting with one end of the resilient component and the hook structure, the other end of the resilient component snap-fitting with the hook structure.

7. The twin-wire bracket orthodontic device of claim 1, wherein the first guide wire and the second guide wire are heat-activated nitinol circular archwires of 0.012-0.016mm gauge.

8. The twin-wire bracket appliance of claim 1, wherein the first and second guide wires are 0.016mm by 0.016mm stainless steel square wires.

9. The twin wire bracket orthodontic device of claim 1, wherein the length of the bracket base plate near the gingival end is 2.4mm, the thickness of the bracket base plate near the gingival end is 0.3mm, the length of the bracket base plate near the incised end is 3mm, the thickness of the bracket base plate near the incised end is 0.5mm, and the length from the gingival end to the incised end of the bracket base plate is 5 mm.

10. A method of orthodontic treatment of a twin wire bracket device as in any one of claims 1 to 9, wherein the method comprises:

step 1: respectively sticking one surfaces of the bracket bottom plates of a plurality of correction assemblies, which are far away from the first bracket and the second bracket, to tooth adjacent points, wherein each correction assembly comprises a bracket bottom plate, the first bracket fixed at the incised end part of the bracket bottom plate and the second bracket fixed at the gingival end part of the bracket bottom plate; wherein the incisal end part of the bracket bottom plate is close to one side of the incisal end of the tooth, and the gingival end part of the bracket bottom plate is close to one side of the gingival end of the tooth;

step 2: installing a first guide wire on a first groove of the first bracket, and respectively clamping a first ligation component on first ligation wings at two sides of the first bracket so as to ligate the first guide wire on the first bracket; meanwhile, a second guide wire is arranged on a second groove of the second bracket, and a second ligation component is respectively buckled on second ligation wings at two sides of the second bracket, so that the second guide wire is ligated on the second bracket; wherein the first guide wire and the second guide wire are activated nickel titanium round arch wires with the specification of 0.014 mm;

and step 3: when the dental crowns and the pressed roots are completely arranged, replacing the second guide wire with a stainless steel square wire with the specification of 0.016mm by 0.016mm to close the gaps between the teeth;

and 4, step 4: after closing the gaps between the teeth, the orthodontic assembly is removed and a tooth retainer is installed, ending the active appliance.

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