CN115944413A - Multifunctional accessory for orthodontic treatment and application thereof - Google Patents

Abstract

The invention relates to a multifunctional orthodontic accessory and application thereof. This multifunctional attachment (0) includes base (1) and lie in tie wing (2) that separately arranges on base (1), forms horizontal groove ditch (21) that are used for bearing arch wire (3) between two tie wings (2), annular ligature groove (22) that are used for the cover to establish traction elastic ring (4) or elastic ligature circle (31) are seted up in the outside of tie wing (2), base (1) set firmly on the tooth. The multifunctional attachment (0) is used as an attachment for a full-invisible correcting system, a hybrid invisible correcting system and a semi-invisible correcting system at the same time. Compared with the prior art, the invention has the advantages of good compatibility, no need of removal when adjusting the correction scheme, small abrasion to the transparent tooth socket and the like.

Description

Multifunctional accessory for orthodontic treatment and application thereof

Technical Field

The invention relates to the technical field of oral medical treatment, in particular to a multifunctional accessory for orthodontic treatment and application thereof.

Background

In the traditional fixed correction, molar anchorage is kept, and molar inclination in the mesial direction is prevented, and omega curve, backward bending and outward extending bending are usually formed by bending a rear end arch wire; the strength and rigidity of the arch wire are ensured, and the arch wire is prevented from being processed on an excessively thin and soft arch wire; bending various curves with positive axis effect or using various auxiliary devices in the mesiodial of the teeth needing to move.

In recent years, with the development of orthodontic materials and biomechanics, invisible appliances are increasingly popular with orthodontists and patients. The stealthy ware of rescaling of no support groove is through the three-dimensional digital dentition model who obtains the patient, and based on digital dentition model design tooth removes, 3D prints the stealthy ware of rescaling of preparation series tooth removal mould, and the ware is rescued in the stealthy ware of applying the hot pressing membrane material preparation, and the patient wears a series of stealthy ware and reaches the effect of rescaling the dentition. The invisible appliance is worn on the surface of the tooth crown, the surface of the tooth crown is smooth and complex, and the fixation and tooth moving efficiency of the invisible appliance are generally increased by adhering an attachment on the surface of the tooth crown.

Currently, the accessories generally use light-cured resin as the accessory material. The resin accessory is put on the dental crown of each tooth in the oral cavity of the patient after being filled with resin through the accessory template and is adhered to the surface of the dental crown. The following technical problems exist: firstly, resin is required to be filled into the resin accessory template which is made of hot-pressing film materials, the filling form is not accurate enough, the resin filled into the edge of the accessory template often overflows to generate flash, the gluing of the appliance and the cleaning of teeth are affected, and the clinical operation time is long. Second, the invisible appliance is worn by the wearer due to the need to remove the appliance frequently, and the performance of the appliance is affected by the poor wear resistance of the resin accessory. Thirdly, the attachment has limited functions, when some fixed orthodontic devices (such as tongue buttons, brackets and the like) need to be bonded on the tooth surface, the attachment can be bonded only by grinding the attachment on the corresponding tooth, and the removal of the attachment needs to grind the resin layer by layer, which brings discomfort to patients.

Disclosure of Invention

The invention aims to overcome at least one of the defects of the prior art and provides a multifunctional orthodontic accessory which has good compatibility, does not need to be removed when an orthodontic scheme is adjusted and has small abrasion to a transparent tooth socket and application thereof.

The purpose of the invention can be realized by the following technical scheme:

the inventor has appreciated that the attachment of the prior art invisible appliance is a resin filled attachment template, the surface of the crown is cleaned and etched, an adhesive is applied, and then the resin filled template is fitted over the crown to adhere the attachment to the surface of the crown. The existing invisible orthodontic appliance manufacturing enterprises pay attention to the design and research of accessory shapes, and common invisible appliance enterprises do not have the design and production capacity of producing devices such as ceramics or single crystals. Most invisible appliance enterprises use invisible appliances and fixed appliances as two different orthodontic technologies. Current invisible appliances require an additional method of securing the appliance for some complex tooth movements. The existing invisible appliance can only grind corresponding accessories of teeth for complex tooth movement, such as bracket, tongue side buckle and the like, and fix the appliance. Clinical operation is more troublesome like this, and is also pleasing to the eye comfortable, also can bond repeatedly to the tooth and rub the protection that the operation is unfavorable for the tooth, and then proposes a concrete scheme:

the utility model provides an orthodontic uses multi-functional annex, this multi-functional annex includes the base and is located the tie wing that separately arranges on the base, forms the horizontal groove ditch that is used for bearing the arch wire between two tie wings, the annular ligature groove that is used for the cover to establish and draws elastic ring or elastic ligature ring is seted up in the outside of tie wing, the base set firmly on the tooth. The teeth comprise anterior teeth and posterior teeth, the anterior teeth are cuspid teeth, and the posterior teeth comprise premolars or molars.

Furthermore, the base is in an oval or waist-round shape, namely a long rectangle with two arc-shaped ends, and two sides of the long rectangle are respectively connected with the two arcs; the ligating wings are symmetrically arranged relative to the lateral sulcus mirror surface or are symmetrically arranged at the center; the width of the base is 1-2.2 times the width of the tie wings.

The cuspid base is oval because the cuspid is located the position of mouth angle and dental arch corner, and often misplaces, therefore the oval design of cuspid annex can reduce the stimulation to the mouth angle mucous membrane. The oval attachment can facilitate the tipping movement of the cuspid arch during the dentition alignment and flattening stage.

The premolar base is oval and approximately rectangular because the premolar is located at the rear section of the dental arch and needs to stabilize the position in the correcting processThe rectangular design may form

The gum is a force couple to control the inclination of the tooth axis.

The diagonal wing on the molar base is characterized in that the molar crown is shorter and wider, the size of the accessory can be reduced due to the design of the diagonal wing, a near-far-middle force couple is formed, and the inclination of the molar is controlled.

Furthermore, the teeth are cuspid teeth, and the base is oval; the teeth are premolars or molars, and the base is in a waist-round shape.

Furthermore, the teeth are cuspid teeth or premolar teeth, and the ligating wings are arranged in a mirror symmetry mode relative to the transverse sulcus; the teeth are molars, and the ligating wings are symmetrically arranged relative to the center of the transverse sulcus.

Furthermore, the teeth are cuspid teeth or premolar teeth, and the width of the base is 1-1.2 times of the width of the tie wings; the teeth are molars, and the width of the base is 2.1-2.2 times of the width of the tie wings.

Further, the exterior contour of the tie wings matches the exterior contour of the base.

Further, the outer edges of the tie wings are rounded off with a chamfer R =0.6-0.7mm, preferably R =0.65mm. After rounding off, the multifunctional accessory has less wear to the transparent tooth socket.

Further, the width of the transverse groove is 0.5-0.6mm, preferably 0.56mm, the depth is 0.7-0.75mm, preferably 0.71mm, and the depth of the annular ligation groove is 0.4-0.6mm, preferably 0.5mm.

Furthermore, the material of the multifunctional accessory comprises ceramics, single crystals or composite resin; the arch wire is made of metal wires, preferably stainless steel wires.

Because the invisible appliance, namely the transparent facing material has low rigidity, the tooth is moved mainly by the inclination movement by applying the force on the tooth crown, and the inclination of the tooth is easy to occur. The multifunctional accessory is provided with a groove and a ligature wing structure, and metal wires such as stainless steel and the like with higher rigidity can be placed in the multifunctional accessory, so that the inclination of teeth is avoided.

The application of the multifunctional accessory for orthodontic treatment is characterized in that the multifunctional accessory is simultaneously used as an accessory of a full-invisible correction system, a hybrid invisible correction system and a semi-invisible correction system.

Furthermore, all the multifunctional accessories and the tooth jackets for bonding the multifunctional accessories are provided with invisible tooth sockets;

when the multifunctional tooth sheath is used as an accessory of the hybrid invisible orthodontic system, the invisible tooth sheaths of part of the multifunctional accessories and all the bonded multifunctional accessories are provided with the invisible tooth sheaths; an arch wire is arranged on the multifunctional accessory which is not sleeved with the invisible tooth socket, and the arch wire is placed in the transverse groove and is fixed by an elastic ligature ring; at the moment, the elastic ligature ring is sleeved in the annular ligature groove of the same multifunctional accessory and is abutted against the arch wire;

when the multifunctional tooth-coating device is used as an accessory of a semi-invisible orthodontic system, invisible tooth sockets are sleeved outside part of the multifunctional accessories and the corresponding tooth sockets for bonding the multifunctional accessories; the multifunctional accessory which is not sleeved with the invisible tooth socket is provided with a traction elastic ring which is sleeved on the annular ligation groove on the multifunctional accessory corresponding to the upper and lower teeth.

Although some of the multifunctional accessories are not sleeved with the invisible braces, the corresponding teeth can be selectively sleeved or not sleeved with the braces, but the braces are kept to form a continuous integral body as far as possible.

Compared with the prior art, the invention has the following advantages:

(1) The invention designs a precise, wear-resistant, convenient, easy-to-disassemble and compatible bracket-type accessory, which is a preformed accessory made of ceramic, monocrystal or composite resin material and can be used for precisely manufacturing various shapes;

(2) In the invention, the ceramic, single crystal or composite resin has better hardness and is more wear-resistant than the light-cured resin; the pre-formed accessory does not need clinical filling, the accessory is assembled on the template and directly bonded, the accessory is integrally removed, and the accessory does not need to be ground layer by layer;

(3) In the invention, the transverse groove and the annular ligation groove are designed on the bracket type accessory, so that the bracket type accessory can be compatible with the use of orthodontic arch wire ligation ring ligation wires.

Drawings

FIG. 1 is a schematic view of the pre-treatment dentition in the example;

FIG. 2 is a schematic view of an embodiment of a pre-treatment adhesive multi-functional attachment;

FIG. 3 is a schematic view of the full contact correction system worn during treatment in the embodiment;

FIG. 4 is a schematic view of the full contact orthodontic system worn after the treatment effect in the embodiment;

FIG. 5 is a schematic view of an embodiment of a system for wearing hybrid invisible orthosis;

FIG. 6 is a schematic view of an embodiment of a system for wearing semi-invisible orthosis;

FIG. 7 is a schematic representation of the dentition with the attachments after treatment in the example;

FIG. 8 is a schematic representation of the dentition after treatment in the example;

FIG. 9 is a schematic view of an embodiment of wearing a fully invisible holder;

FIG. 10 is a schematic plan view of the multifunction accessory according to the embodiment;

FIG. 11 is a perspective view of an embodiment of the cuspid attachment;

FIG. 12 is a perspective view of an embodiment of an premolar attachment;

figure 13 is a perspective view of a molar attachment in accordance with an embodiment;

FIG. 14 is a diagram showing the combination position of the multifunctional accessory and the invisible mouthpiece in the embodiment;

figure 15 is a view of the connection of the archwire with the multi-functional attachment of the present invention;

the reference numbers in the figures indicate: the multifunctional accessory 0, the base 1, the ligating wings 2, the transverse groove 21, the annular ligating groove 22, the arch wire 3, the elastic ligating ring 31, the traction elastic ring 4 and the invisible braces 5.

Detailed Description

The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

A multifunctional attachment for orthodontic treatment and application thereof are disclosed, as shown in figures 10-14, the multifunctional attachment 0 comprises a base 1 and tie wings 2 which are separately arranged on the base 1, a transverse groove 21 for bearing an arch wire 3 is formed between the two tie wings 2, an annular ligation groove 22 for sleeving a traction elastic ring 4 or an elastic ligation ring 31 is arranged on the outer side of each tie wing 2, and the base 1 is fixedly arranged on teeth. The shape of the base 1 is oval or waist-round; the tie wings 2 are arranged mirror-symmetrically or centrally symmetrically with respect to the transverse slot 21.

The teeth are sharp teeth, and the base 1 is oval; the tooth is premolar or molar, and the base 1 is in the shape of a waist circle. The teeth are cuspid teeth or premolar teeth, and the tie wings 2 are arranged in mirror symmetry relative to the transverse groove 21; the tooth is molar and the tie wings 2 are arranged symmetrically with respect to the center of the transverse slot 21.

The outer edge of the tie wings 2 is of a rounded configuration with a chamfer R =0.65mm. The width of the transverse groove 21 is 0.56mm, the depth is 0.71mm, and the depth of the annular ligation groove 22 is 0.5mm. The multifunctional accessory 0 is made of ceramic, single crystal or composite resin; the material of the arch wire 3 comprises metal wires, preferably stainless steel wires.

The multifunctional attachment 0 is used as an attachment for a full-invisible correcting system, a hybrid invisible correcting system and a semi-invisible correcting system at the same time. All the multifunctional accessories 0 and all the tooth coats bonded with the multifunctional accessories 0 are provided with invisible tooth sockets 5; when the multifunctional tooth socket is used as an accessory of the hybrid invisible orthodontic system, the invisible tooth sockets 5 are sleeved outside the partial multifunctional accessories 0 and the teeth which are completely bonded with the multifunctional accessories 0; an arch wire 3 is arranged on the multifunctional accessory 0 which is not sleeved with the invisible braces 5, and the arch wire 3 is placed in the transverse groove 21 and is fixed by an elastic ligature ring 31; at the moment, the elastic ligation ring 31 is sleeved in the annular ligation groove 22 of the same multifunctional accessory 0 and is abutted against the arch wire 3; when the multifunctional tooth socket is used as an accessory of a semi-invisible orthodontic system, the invisible tooth sockets 5 are sleeved outside the partial multifunctional accessories 0 and the corresponding teeth adhered with the multifunctional accessories 0; the multifunctional accessory 0 which is not sleeved with the invisible tooth socket 5 is provided with a traction elastic ring 4, and the traction elastic ring 4 is sleeved on the annular ligation groove 22 on the multifunctional accessory 0 corresponding to the upper and lower tooth positions.

Examples

In the embodiment, an integrated invisible orthodontic system and an orthodontic scheme are provided, the integrated invisible orthodontic system comprises a multifunctional accessory 0 and an invisible mouthpiece 5 which are bonded on teeth, and the invisible mouthpiece 5 is partially or completely sleeved on the teeth bonded with the multifunctional accessory 0.

During early correction, the invisible braces 5 are all sleeved on the teeth, and the effect basically consistent with that of the invisible appliance is achieved. The multifunctional accessory 0 is bonded on the tooth surface, the external outline of the multifunctional accessory is in the accessory shape or similar to the accessory shape, the fixing and force application effects can be exerted, the middle part of the multifunctional accessory is in the groove shape, when a fixing and correcting method is needed, the multifunctional accessory is not needed to be ground firstly, then the bracket is bonded, and the arch wire 3 is directly placed in the transverse groove 21. When the molar is pushed to the far middle, the accessory shape of the appliance and the invisible braces 3 are utilized to generate pushing force on the molar, so that a gap is obtained by pushing the molar backwards. In the process of correcting the tooth extraction case, when anterior teeth are received, the molar anchorage loss caused by the inclination of the molar in the middle can be prevented by arranging the stainless steel arch wire on the multifunctional accessory which is not sleeved with the invisible tooth socket.

When later stage is rectified, the adjustment interlock is got rid of stealthy ware back tooth part of rescuring, utilizes multi-functional annex 0 to carry out perpendicularly to pulling, establishes the cusp nest interlock relation, and 5 covers of stealthy facing are established on the tooth except the back tooth, get rid of the stealthy ware back tooth part of rescuring promptly, are provided with arch wire 3 on not overlapping the tooth of establishing stealthy facing 5, and this arch wire 3 is placed in horizontal groove 21, produces the effect of being similar to fixed the ware of rescuring to the molar part, and concrete process is as follows:

in the patient in this case, the molar and the cuspid are far away from each other in the sagittal direction, the upper anterior labial margin is inclined, and the anterior teeth are deeply covered; deep covering of vertically upward anterior teeth

Spee's curve is deep. The upper and lower arches are slightly crowded and the cuspids are high, as shown in fig. 1, where the dentition is crowded and the upper anterior teeth are protruded. To relieve crowding, upper anterior teeth are adducted, and deep covering is relieved>

This example is intended to be corrected by extracting 4 first premolars.

After completion of the planning, the multifunctional attachments 0 are attached to the canine, the second premolar, the first molar and the second molar as shown in fig. 2.

In the first stage of correction, after 4 first premolars are pulled out, the full-invisible correction system is adopted to align dentition, the invisible correction device wraps the whole dentition, the multifunctional accessory 0 provides a retention function, and the high-efficiency and attractive aligning function is realized, as shown in figures 3-4. FIG. 3 shows the fully invisible orthodontic system worn after the first premolar of the upper and lower jaws is removed during treatment; in fig. 4, the upper and lower jaw dentitions are aligned, the upper and lower dentitions are wrapped by the fully invisible film, and the multifunctional accessory 0 plays a role in retaining and aligning the dentitions.

In the second stage, the gap is closed, in the process of solving the anterior protrusion of the anterior teeth, a mixed correction technology is adopted to window 5-7 teeth of the invisible orthodontic device, the arch wire 3 with a backward inclined form is brought into the multifunctional accessory 0, the invisible orthodontic device contracts to adduce the anterior teeth, the arch wire 3 connects the posterior teeth into a whole, the rigidity characteristic of the invisible orthodontic device effectively protects and enhances the anchorage of the posterior teeth, and the problem that the adjacent teeth incline to the gap due to the bow effect in the inward retraction process of the existing invisible orthodontic device is avoided, as shown in fig. 5. In fig. 5, the anterior teeth are adducted, the posterior teeth area, namely the second anterior molar-the second molar in the figure, is windowed at the position of the multifunctional accessory 0 to form a hybrid invisible appliance, the rear bending segment arch wire 3 is placed into the multifunctional accessory 0, and the far-middle inclination of the posterior teeth is kept in the process of adducting the anterior teeth, so that anchorage loss is prevented. The mandible posterior teeth are opened through the invisible braces posterior teeth, the arch wire 3 is placed into the multifunctional accessory 0, the arch wire 3 with a certain radian is bent at the maxillary posterior tooth root according to the correction requirement to enhance the maxillary posterior tooth anchorage, and the connection relation between the arch wire 3 and the multifunctional accessory 0 can be referred to in figure 15.

In the third stage, fine adjustment of occlusion stage is performed to avoid anterior teeth

Interference and posterior teeth->

Posterior teeth opening/conjunction caused by cushion effect>

Avoiding the inaccurate problem of occlusion alignment caused by the physical barrier of the invisible appliance diaphragm, adopting a semi-invisible correction strategy for the correction system, removing the far middle section of the invisible appliance cuspid, vertically drawing the multifunctional accessory 0 by using the drawing elastic ring 4, finely adjusting the occlusion of the back teeth, and simultaneously keeping the correction result and the aesthetic property of the front teeth, as shown in fig. 6-7. Fig. 6 is a fine adjustment process, and since the barrier effect of the diaphragm in the correction process causes poor occlusion of the posterior teeth, the diaphragm in the posterior teeth area needs to be cut off in the fine adjustment process to form a semi-invisible corrector, and the posterior occlusion is adjusted by matching with the vertical traction of the traction elastic ring 4. Because the invisible tooth socket covers the whole dentition->

Upper and lower posterior teeth

The surface of the tooth socket is formed with a physical diaphragm which is difficult to form good cusp alignment, the rear tooth part of the invisible tooth socket can be removed, and good cusp alignment is realized by pulling the elastic ring 4 up and down. At the end of fine adjustment in fig. 7, the dentition is stably occluded and the multifunctional attachment 0 remains in the mouth. It is emphasized that a "semi-invisible appliance" is an invisible appliance that retains the anterior teeth and the posterior dental zone is free of an invisible appliance. The ware is rescued in stealthy back tooth part is because the ware can influence the back tooth interlock counterpoint is rescued in the stealthy of back tooth occlusal surface, so has removed the back tooth part that the ware was rescued in stealthy, is favorable to back tooth interlock counterpoint.

In the fourth stage of holding, the multifunctional attachment 0 is removed, and the correction result is maintained by using a fully invisible transparent holder, as shown in fig. 8-9. In fig. 8, the fine adjustment is finished, the dentition occlusion is stable, the bracket-type multifunctional accessory 0 is removed, and in fig. 9, the correction is finished, and the fully invisible retainer is worn.

In conclusion, compared with the figures 1 and 8, the correction effect is excellent, and the bracket-type multifunctional accessory 0 is skillfully involved, so that the replacement of the accessory during the adjustment of a treatment scheme is avoided, and the bracket-type accessory which is accurate, wear-resistant, convenient, quick, easy to detach and compatible is really provided.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides an orthodontic uses multi-functional annex, its characterized in that, this multi-functional annex (0) include base (1) and lie in base (1) and separately arrange tie wing (2), form horizontal groove ditch (21) that are used for bearing arch wire (3) between two tie wings (2), annular ligature groove (22) that are used for the cover to establish traction elastic ring (4) or elastic ligature circle (31) are seted up to the outside of tie wing (2), base (1) set firmly on the tooth.

2. The multifunctional orthodontic attachment according to claim 1, characterized in that said base (1) has an oval or oval shape; the ligating wings (2) are arranged in a mirror symmetry way or a central symmetry way relative to the transverse groove (21); the width of the base (1) is 1 to 2.2 times of the width of the tie wings (2).

3. The multifunctional orthodontic attachment as claimed in claim 2, wherein the teeth are cuspid teeth, and the shape of the base (1) is oval; the teeth are premolars or molars, and the base (1) is in a waist-round shape.

4. The multifunctional orthodontic attachment according to claim 3, characterized in that said teeth are cuspid or premolar, and said tie wings (2) are arranged mirror-symmetrically with respect to said transverse slot (21); the teeth are molars, and the tie wings (2) are arranged in a central symmetry way relative to the transverse groove (21).

5. The multifunctional attachment for orthodontic treatment according to claim 3 or 4, wherein the teeth are cuspid teeth or premolar teeth, and the width of the base (1) is 1-1.2 times the width of the tie wings (2); the teeth are molars, and the width of the base (1) is 2.1-2.2 times of the width of the tie wings (2).

6. The multifunctional attachment for orthodontic treatment according to any of the claims 1 to 5, characterized in that the outer edge of the tie wings (2) is of rounded configuration with a chamfer R =0.6-0.7mm, preferably R =0.65mm.

7. The multifunctional attachment for orthodontic treatment according to any one of claims 1 to 5, characterized in that said transverse groove (21) has a width of 0.5 to 0.6mm, preferably 0.56mm, a depth of 0.7 to 0.75mm, preferably 0.71mm, and said annular ligature groove (22) has a depth of 0.4 to 0.6mm, preferably 0.5mm.

8. The multifunctional orthodontic attachment as claimed in any one of claims 1 to 5, wherein the material of the multifunctional attachment (0) comprises ceramics, single crystals or composite resin; the arch wire (3) is made of metal wires, preferably stainless steel wires.

9. Use of the multi-functional orthodontic attachment according to any one of claims 1 to 8, characterized in that the multi-functional attachment (0) is used as an attachment for both full-contact, hybrid-contact and semi-contact orthodontic systems.

10. The use of the multifunctional orthodontic attachment according to claim 9, characterized in that when used as an attachment for a total invisible orthodontic system, all the multifunctional attachments (0) and the tooth sheaths to which all the multifunctional attachments (0) are bonded are provided with invisible braces (5);

when the multifunctional tooth socket is used as an accessory of a hybrid invisible orthodontic system, the tooth sockets (5) are sleeved outside part of the multifunctional accessories (0) and all the teeth adhered with the multifunctional accessories (0); an arch wire (3) is arranged on the multifunctional accessory (0) which is not sleeved with the invisible tooth socket (5), and the arch wire (3) is placed in the transverse groove (21) and is fixed by an elastic ligature ring (31);

when the multifunctional tooth socket is used as an accessory of a semi-invisible orthodontic system, the invisible tooth sockets (5) are sleeved outside the partial multifunctional accessories (0) and the corresponding teeth adhered with the multifunctional accessories (0); a traction elastic ring (4) is arranged on the multifunctional accessory (0) which is not sleeved with the invisible tooth socket (5), and the traction elastic ring (4) is sleeved on an annular ligation groove (22) on the multifunctional accessory (0) corresponding to the upper and lower tooth positions.

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