CN114767297A

CN114767297A - Transparent appliance

Info

Publication number: CN114767297A
Application number: CN202210524813.5A
Authority: CN
Inventors: 赵志河; 刘俊圻; 朱冠印
Original assignee: Sichuan University
Current assignee: Sichuan University
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-07-22

Abstract

The invention discloses a transparent appliance, which comprises a tooth socket, an accessory and a traction piece, wherein the tooth socket is connected with the accessory; the tooth socket is of a transparent structure, the tooth socket is used for being sleeved on teeth, the accessory is used for being adhered to the surfaces of the teeth and located on the inner side portion of the tooth socket, and the outer side portion of the tooth socket is provided with the traction piece. According to the technical scheme, the traction piece is formed on the transparent tooth socket and can be used for hooking the rubber band or other elastic pieces to form traction force, on one hand, compared with the existing precise cutting mode that the rubber band is hooked at the opening of the tooth socket, the problem that the integrity of the tooth socket is damaged is caused, and the transparent appliance can provide a traction place under the condition that the integrity of the tooth socket is not damaged; on the other hand, the arrangement of the traction piece can enable the traction force to be close to the resistance center of the tooth movement, reduce the tendency of the tooth to move obliquely and enable the tooth movement to be close to the whole movement.

Description

Transparent appliance

Technical Field

The invention belongs to the field of orthodontics, and particularly relates to a transparent appliance.

Background

At present, fixed appliances and movable appliances are commonly used for correcting abnormal dentitions. The fixed ware of correcting is usually by holding in the palm the groove and correcting arch wire two parts and constitute, and during the correction, hold in the palm the groove and fix on the tooth face, the arch wire is located the groove, moves the tooth of deformity through driving the groove, reaches the purpose of correcting, is the orthodontic means of present most commonly used. However, the fixed orthodontic technology has certain defects, such as that the bracket is usually bonded on the side surface of the lip, which greatly influences the beauty; at present, the bracket adhered to the side surface of the tongue is provided, the aesthetic degree is improved, but the operation difficulty of a doctor is increased because the operation space in the mouth is narrow, the comfort degree is relatively poor, the cost and the expense are relatively high, and the popularization rate is not high. The most common removable appliances are currently bracket-less invisible appliances, which are made of a transparent elastic polymer material into a series of "braces" according to the expected trajectory of tooth movement. The appliance has the greatest advantages that the transparent material is used, the invisible effect is achieved, the attractive degree is high, meanwhile, the patient can freely take off and wear the appliance at any time, and the experience feeling is better. However, the elasticity of the transparent elastic polymer material is difficult to meet the correction requirement, and the elastic force can be gradually attenuated, so that the control force of the transparent elastic polymer material on teeth is poor, and the teeth are difficult to move integrally. And to transparent unscrambler, because the restriction of its form and assurance pleasing to the eye effect, generally hang the rubber band through "precision cut" to the pulling of tooth, simply say, "precision cut" is exactly to cut out the opening on the facing and hang the rubber band in order to guarantee traction force, but this mode destroys the integrality of facing easily, influences the effect of correcting, and the position of traction force all is in the crown height, can aggravate the inclined movement of tooth, is unfavorable for the bulk movement of tooth.

Disclosure of Invention

The invention aims to provide a transparent appliance which can hang a rubber band on a tooth socket to ensure traction force, avoid damaging the integrity of the tooth socket, improve the correction effect and facilitate the integral movement of teeth.

The technical scheme for achieving the purpose comprises the following steps.

A transparent appliance comprises a tooth socket, an attachment and a traction piece; the tooth socket is of a transparent structure, the tooth socket is used for being sleeved on teeth, the accessories are used for being adhered to the surfaces of the teeth and located on the inner side portion of the tooth socket, and the traction piece is arranged on the outer side portion of the tooth socket.

In some embodiments, the mouthpiece outer side has a bilaterally flared contoured high point region, and the traction element is disposed at a location on the mouthpiece near or corresponding to the contoured high point region.

In some embodiments, the accessory is correspondingly arranged on the inner side part of the high point area of the outer shape of the tooth socket, and the inner side part of the tooth socket corresponding to the accessory is provided with a groove sunken towards the outer side part of the tooth socket, and the groove is used for clamping the accessory; the tooth socket outer side part forms a convex part corresponding to the position of the groove, and the traction piece is arranged on the convex part or the periphery of the convex part.

In some of these embodiments, the traction element is disposed on the projection; the transparent appliance further comprises a traction buckle, the traction buckle is arranged on the protruding portion, and the traction piece is located between the tooth socket and the traction buckle.

In some of these embodiments, the pulling member is disposed along a first direction of the projection, and the pulling grip is disposed along a second direction of the projection, the first direction and the second direction intersecting.

In some of these embodiments, the tow clasp includes a tow post disposed vertically on the tow member.

In some embodiments, the traction buckle further includes a limiting member connected to the traction column, a gap exists between the limiting member and the traction member, and a radial length of the limiting member is greater than a radial length of the traction column.

In some of these embodiments, the protrusion extends outward to form an extension, and the extension is the pulling member.

In some of these embodiments, the projections extend outwardly to form extensions that form a gap with the shell outer side, the extensions, projections, and the shell cooperating to form the traction element.

In some embodiments, two of the attachments are spaced apart and form an attachment assembly, each attachment assembly for adhering to a surface of a tooth, and the traction element is disposed on the projection between the two attachments of the attachment assembly.

In some embodiments, the pulling member has a hollow cavity structure, and the pulling member can be injected or filled with a reinforcing material into the hollow cavity to enhance strength.

In some embodiments, the traction member is any one or combination of a question mark shape, a T shape, an L shape, a thread shape, a square shape, a semi-circle shape and a semi-ellipse shape.

In some embodiments, the pulling member has a hollow cavity structure, and the hollow cavity of the pulling member is filled with metal members to enhance strength.

The technical scheme provided by the invention has the following advantages and effects:

the transparent appliance is characterized in that a traction piece is formed on the transparent tooth socket and can be used for hooking a rubber band or other elastic pieces to form traction force, on one hand, compared with the existing precise cutting mode that the rubber band is hooked at an opening of the tooth socket, the problem that the integrality of the tooth socket is damaged is caused, and the transparent appliance can provide a place for traction under the condition that the integrality of the tooth socket is not damaged; on the other hand, compared with the existing method of precisely cutting the opening at the position of the tooth socket, the traction force is formed at the position close to the tooth crown of the tooth, the overall movement of the tooth is influenced by the uneven traction force on the tooth root and the tooth crown, and the transparent appliance can enable the traction force to be close to the resistance center of the movement of the tooth through the arrangement of the traction piece, so that the inclination movement trend of the tooth is reduced, and the movement of the tooth is close to the overall movement.

Drawings

FIG. 1 is a schematic front view of a transparent appliance according to a first embodiment of the present disclosure;

FIG. 2 is a schematic front view of a transparent appliance in accordance with one embodiment of the present invention with the pulling member in an inclined position;

FIG. 3 is a cross-sectional view of the transparent appliance of FIG. 1;

FIG. 4 is a cross-sectional view of a pulling member of a transparent appliance in an inclined position according to an embodiment of the invention;

FIG. 5 is a structural schematic view of a shape of a pulling member of the transparent appliance;

FIG. 6 is a schematic structural view of two shapes of a pulling member of the transparent appliance;

FIG. 7 is a schematic view of the construction of the three shapes of the pulling member of the transparent appliance;

FIG. 8 is a structural schematic of the four shapes of the traction elements of the transparent appliance;

FIG. 9 is a schematic view of a transparent appliance according to a second embodiment of the present disclosure;

FIG. 10 is a cross-sectional view of the transparent appliance of FIG. 9;

FIG. 11 is a schematic structural view of a third transparent appliance in accordance with an embodiment of the present invention;

FIG. 12 is a cross-sectional view of the transparent appliance of FIG. 11;

FIG. 13 is a schematic structural view of a fourth transparent appliance in accordance with an embodiment of the present invention;

FIG. 14 is a cross-sectional view of one construction of a four transparent appliance in accordance with an embodiment of the present invention;

FIG. 15 is a cross-sectional view of a second configuration of a four transparent appliance in accordance with an embodiment of the invention;

FIG. 16 is a schematic view of a four transparent appliance of an embodiment of the invention in position on a tooth;

FIG. 17 is a schematic view of a fifth transparent appliance in accordance with an embodiment of the present invention;

FIG. 18 is a cross-sectional view of a five transparent appliance of an embodiment of the invention in position on a tooth;

FIG. 19 is a schematic view of a six transparent appliance of an embodiment of the invention in position on a tooth;

FIG. 20 is a cross-sectional view of a retractor of a seven transparent appliance in accordance with an embodiment of the invention.

Description of the reference numerals:

1. a tooth socket; 2. an accessory; 3. a traction member; 4. a projection; 41. an extension portion; 5. a traction buckle;

51. a traction column; 52. a limiting member; 6. a metal member;

7. a tooth.

Detailed Description

In order to facilitate an understanding of the invention, specific embodiments thereof will be described in more detail below with reference to the accompanying drawings.

As used herein, unless otherwise specified or defined, "first" and "second" … are used merely to distinguish between names and do not denote a particular quantity or order.

As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items, unless specified or otherwise defined.

It should be noted that "fixed" and "connected" in this document may be directly fixed or connected to one element or may be indirectly fixed or connected to one element.

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Example one

The present embodiment provides a transparent appliance, as shown in fig. 1 to 4, which includes a mouthpiece 1, an attachment 2, and a traction piece 3; the tooth socket 1 is of a transparent structure, the tooth socket 1 is used for being sleeved on teeth 7, the accessory 2 is used for being adhered to the surfaces of the teeth 7 and located on the inner side portion of the tooth socket 1, and the traction piece 3 is arranged on the outer side portion of the tooth socket 1. It should be noted that the specific position and direction of the traction element 3 at the outer side of the mouthpiece 1 may be specifically set according to the actual correction requirement of the teeth 7, for example, the traction element 3 may be set at the outer side of the mouthpiece 1 corresponding to the attachment 2, or at the outer side of the mouthpiece 1 staggered from the attachment 2, and the traction element 3 may be set at the outer side of the mouthpiece 1 transversely, or at the outer side of the mouthpiece 1 vertically, or at the outer side of the mouthpiece 1 obliquely; it should be further noted that the inner side of the mouthpiece 1 refers to the position close to the teeth 7, and the outer side of the mouthpiece 1 refers to the position away from the teeth 7.

Understandably, according to the needs of the correction of the teeth 7 of the patient, the accessory 2 is adhered to the tooth surface, then the tooth socket 1 is sleeved on the teeth 7 and covers the accessory 2, the accessory 2 is positioned at the inner side part of the tooth socket 1, the outer side part of the tooth socket 1 is provided with the traction piece 3, and the traction piece 3 can be used for hooking the rubber band, so that the traction force is formed, and the control of the teeth 7 is enhanced. It should be noted that, the tooth socket 1 is transparent, the traction member 3 can be made of transparent material, and the attachment 2 can be made of transparent material or material similar to tooth color, so the transparent appliance of this embodiment is almost completely invisible in the mouth, and because no bracket or other device is provided, the transparent appliance is convenient to wear, the oral hygiene is maintained normally, and no side effects such as gingivitis, tooth 7 discoloration, moth damage, demineralization and the like occur.

In conclusion, the transparent appliance is provided with the traction piece 3 on the transparent tooth socket 1, and the traction piece 3 can be used for hooking a rubber band or other elastic pieces to form traction force, so that on one hand, compared with the existing precise cutting mode that the rubber band is hooked at the opening of the tooth socket 1 to cause the problem of destroying the integrity of the tooth socket 1, the transparent appliance can provide a traction place without destroying the integrity of the tooth socket 1; on the other hand, compared with the existing precise cutting mode that the traction force is formed at the position close to the tooth crown of the tooth 7 in the mode of opening the tooth socket 1, the overall movement of the tooth 7 is influenced by the uneven traction force on the tooth root and the tooth crown of the tooth 7, and the transparent appliance can enable the traction force to be close to the position of the tooth root through the arrangement of the traction piece 3, so that the traction force is close to the resistance center of the movement of the tooth 7, the inclination movement trend of the tooth 7 is reduced, and the tooth 7 is enabled to move close to the overall movement.

Further, the outer side of the mouthpiece 1 has an outline high point area expanding towards two sides, and the traction element 3 is arranged at a position close to or corresponding to the outline high point area of the mouthpiece 1. The outer side of the mouthpiece 1 is generally similar to a slight convex arc structure, and the outer shape high point region of the mouthpiece 1 is a portion where each axial surface of the outer side of the mouthpiece 1 protrudes most from the longitudinal long axis of the mouthpiece 1, and is referred to as an outer shape high point region. It can be understood that the traction member 3 is arranged at a position close to or corresponding to the outline high point area of the mouthpiece 1, and the length of the traction member 3 is set to enable the position of the traction member 3 for pulling the rubber band to be closer to the position of the tooth root, so that the traction force can be closer to the resistance center of the movement of the teeth 7, the tendency of the teeth 7 to move obliquely is further reduced, and the teeth 7 move closer to move integrally.

Furthermore, a groove which is sunken towards the outer side of the tooth socket 1 is formed in the inner side part of the tooth socket 1 corresponding to the position of the accessory 2, and the groove is used for clamping the accessory 2; a convex part 4 is formed at the position of the outer side part of the tooth socket 1 corresponding to the groove, and the traction piece 3 is arranged on the convex part 4 or at the position around the convex part 4. It will be appreciated that the traction elements 3 are arranged on the projections 4 of the mouthpiece 1 or in a position around said projections 4, so as to correspond to or be adjacent to the position of the appendages 2, and that, as the traction elements 3 are in a position corresponding to or around the appendages 2, they are better able to exert forces on the appendages 2, enhancing the control of the teeth 7.

Further, this facing 1 is the integrated into one piece structure with drawing 3, and facing 1 and drawing 3 on the one hand are the integrated into one piece structure and can simplify clinical operation, are convenient for operate, and on the other hand draws 3 and utilizes bulge 4 or bulge 4 position around that chucking annex 2's position formed to form this and draws 3, need not to form the somatic part alone, reinforcing use comfort. Of course, in other embodiments, the mouthpiece 1 and the traction element 3 may be a separate connection structure, and are not limited herein.

Further, the pulling member 3 has a hollow cavity structure, and the pulling member 3 can be reinforced by injecting or filling a reinforcing material into the hollow cavity. In particular, in this embodiment, the pulling member 3 may have an open-ended hollow cavity structure, so as to facilitate the injection or filling of the reinforcing material into the hollow cavity through the opening. It can be understood that, due to the limitation of the transparent appliance material, the above-mentioned traction piece 3 has a certain elasticity, which may cause the deformation of the traction piece 3 to affect the traction effect when a large traction force needs to be applied, so that by setting the traction piece 3 as an internal hollow structure, the medical staff can inject or fill a harder material into the traction piece 3 to enhance the strength of the traction piece 3 clinically according to the traction effect of the traction piece 3. Specifically, the method for preparing the transparent appliance with the traction piece having the hollow inner structure comprises the following steps: manufacturing a male die and an inner part of the traction piece 3 according to the stage correction model of the person to be corrected, wherein the inner part of the traction piece 3 can be made of metal, gypsum and other materials; and manufacturing a correction tooth socket according to the stage correction model of the person to be corrected, and sleeving the correction tooth socket on the outer wall of the male die with the inner part of the traction piece 3. Removing the male die to obtain a tooth socket model with the inner part of the traction piece 3; and removing the inner part of the traction element 3 to obtain the tooth socket 1 with the hollow cavity traction element 3.

Further, as shown in fig. 5 to 8, the pulling member 3 may be any shape capable of pulling a rubber band or other elastic member, such as a question mark shape, a T shape, an L shape, a thread shape, a square shape, a semi-circle shape, a semi-ellipse shape, and the like. The traction piece 3 with the shape can more conveniently and firmly hook the rubber band, and is not easy to slip. Wherein, when should pull piece 3 for screw thread column structure, medical personnel can utilize the dental handpiece instrument to adjust and grind this piece 3 that pulls into the shape of adapted height and end according to the needs that 7 actual tractions of patient's tooth, if can adjust and grind and form L shape, question mark shape or T shape etc. flexible operation is convenient, and the commonality is strong.

Second embodiment of the transparent appliance of the invention

In this embodiment, as shown in fig. 9 and 10, the difference from the first embodiment is that the transparent appliance includes a mouthpiece 1, an attachment 2, and a pulling member 3; the tooth socket 1 is of a transparent structure, the tooth socket 1 is used for being sleeved on teeth 7, the accessory 2 is used for being adhered to the surfaces of the teeth 7 and is positioned on the inner side of the tooth socket 1, a groove which is sunken towards the outer side of the tooth socket 1 is formed in the inner side of the tooth socket 1 corresponding to the accessory 2, and the groove is used for clamping the accessory 2; a convex part 4 is formed at the outer side part of the tooth socket 1 corresponding to the position of the groove, and the traction piece 3 is arranged on the convex part 4; the transparent appliance further comprises a traction buckle 5, wherein the traction buckle 5 is arranged on the protruding part 4, and the traction piece 3 is positioned between the tooth socket 1 and the traction buckle 5.

It can be understood that the traction part 3 can be used for hooking a rubber band or other elastic parts to form traction force, and the traction buckle 5 can also be used for hooking the rubber band or other elastic parts to form traction force, so that by the cooperation of the traction part 3 and the traction buckle 5, the traction part 3 can be used for pulling the rubber band or other elastic parts to enhance the control on the teeth 7, and when necessary, the traction buckle 5 can also be used for pulling the rubber band or other elastic parts to enhance the control on the teeth 7, so as to increase the traction direction and strength, and further enhance the control on the teeth 7.

Further, the pulling element 3 is arranged along a first direction of the protruding part 4, and the pulling buckle 5 is arranged along a second direction of the protruding part 4, wherein the first direction and the second direction intersect. In this embodiment, this draw 3 along the tooth face extending direction or with the approximate parallel direction extension setting of tooth face extending direction, draw 5 along with the tooth face vertically direction extension setting of detaining, in order to avoid drawing 3 and draw 5 structure mutual interferences between the two of detaining, so that the action that draws 3 hook rubber band of piece or other elastic component and the action that draws 5 hook rubber bands of detaining or other elastic component are independent each other, mutual noninterference, can form multi-directional traction, can cooperate the common control of reinforcing to tooth 7, and improve compact structure.

Further, the traction piece 3 is in any one or combination of a question mark shape, a T shape, an L shape and a thread shape. The traction piece 3 in the shape can more conveniently and firmly hook the rubber band, and is not easy to slip. Furthermore, the traction piece 3 is of a thread structure, so that medical staff can adjust and grind the traction piece 3 into a suitable height and a tail end shape by using a dental handpiece tool according to the actual traction requirement of the patient's teeth 7, and if the traction piece can be adjusted and ground into an L shape, a question mark shape or a T shape and the like, the operation is flexible and convenient, and the universality is high.

Further, the pulling buckle 5 includes a pulling column 51, and the pulling column 51 is vertically disposed on the pulling member 3, wherein the pulling column 51 may be a cylindrical or square structure, and the like, and the pulling column 51 is not particularly limited herein, and is used for hooking a rubber band or other elastic member to form a pulling force.

Further, the traction buckle 5 further includes a limiting member 52 connected to the traction column 51, a gap exists between the limiting member 52 and the traction member 3, the radial length of the limiting member 52 is greater than the radial length of the traction column 51, wherein a rubber band or other elastic member is hooked at the gap between the limiting member 52 and the traction member 3, the limiting member 52 is used for limiting the rubber band or other elastic member to slide out of the traction column 51, wherein the limiting member 52 may be a disc structure, a square structure or an irregular structure, and the like, which is not limited herein.

Third embodiment of the transparent appliance of the invention

In the present embodiment, as shown in fig. 11 and 12, the difference from the first embodiment is that the transparent appliance includes a mouthpiece 1, an attachment 2, and a traction piece 3; the tooth socket 1 is of a transparent structure, the tooth socket 1 is used for being sleeved on teeth 7, the accessory 2 is used for being adhered to the surfaces of the teeth 7 and is positioned on the inner side of the tooth socket 1, a groove which is sunken towards the outer side of the tooth socket 1 is formed in the inner side of the tooth socket 1 corresponding to the accessory 2, and the groove is used for clamping the accessory 2; the outer side of the tooth socket 1 is provided with a convex part 4 corresponding to the position of the groove, and the traction piece 3 is arranged on the convex part 4. Wherein, the convex part 4 extends outwards to form an extension part 41, and the extension part 41 is the traction piece 3.

It can be understood that, through directly extending outward and forming this traction piece 3 in the position of bulge 4, namely corresponding to forming this traction piece 3 in the position of parcel annex 2, this traction piece 3 can be used for hooking rubber band or other elastic component in order to form traction force on the one hand, on the other hand traction piece 3 can increase the facing 1 thickness that corresponds to annex 2 department, can strengthen the control power to tooth 7, and owing to need not set up traction piece 3 on facing 1 alone, can increase this transparent and correct the use comfort of ware.

Fourth embodiment of the transparent appliance of the invention

In the present embodiment, as shown in fig. 13 to 16, the difference from the third embodiment is that: the protruding part 4 extends outwards to form an extending part 41, the extending part 41 forms a gap with the outer side part of the mouthpiece 1, and the extending part 41, the protruding part 4 and the mouthpiece 1 are matched to form the traction element 3. It will be appreciated that the hooking of the rubber band or other elastic member is mainly achieved by the protrusion 4 extending outwards forming a gap between the extension 41 and the mouthpiece 1. Therefore, by forming a gap for hooking a rubber band or other elastic member between the extension portion 41 and the outer side portion of the mouthpiece 1, a place where traction can be provided without destroying the integrity of the mouthpiece 1 itself, and since it is not necessary to provide a separate traction member 3 on the projecting portion 4, the use comfort of the transparent appliance can be further increased.

Further, the extension portion 41 may be formed by extending the protruding portion 4 in any direction, and the shape thereof may be various shapes such as a semicircular shape, a square shape, a semi-elliptical shape, and the like, and is not particularly limited herein. The traction piece 3 with the shape can be conveniently and firmly hooked with the rubber band by matching with the tooth socket 1 and the convex part 4, is not easy to slip, and has good use comfort.

Fifth embodiment of the transparent orthosis of the present invention

In this embodiment, as shown in fig. 17 and 18, the difference from the first embodiment is that, as shown in the figure, the transparent appliance includes a mouthpiece 1, an attachment 2 and a traction piece 3; the tooth socket 1 is of a transparent structure, the tooth socket 1 is used for being sleeved on teeth 7, the accessory 2 is used for being adhered to the surfaces of the teeth 7 and is positioned on the inner side of the tooth socket 1, a groove which is sunken towards the outer side of the tooth socket 1 is formed in the inner side of the tooth socket 1 corresponding to the accessory 2, and the groove is used for clamping the accessory 2; the outer side of the tooth socket 1 is provided with a convex part 4 corresponding to the position of the groove, and the traction part 3 is arranged on the convex part 4. Two of said attachments 2 are spaced apart and form an attachment assembly, each attachment assembly being adapted to adhere to a surface of a tooth 7, said traction element 3 being arranged at a position of said projection 4 between two of said attachments 2 of said attachment assembly.

It can be understood that the protrusion 3 is disposed between the two attachments 2 of the attachment assembly, the wrapping of the transparent shell 1 can be enhanced, and the pulling direction of the crown can be opposite to the pulling direction by the pulling member 3, the angle loss during the movement of the tooth 7 can be compensated, and the control of the tooth 7 can be further enhanced.

Further, the traction piece 3 is in any one or combination of a question mark shape, a T shape, an L shape and a thread shape. The traction piece 3 in the shape can more conveniently and firmly hook the rubber band, and is not easy to slip. Furthermore, the traction piece 3 is of a thread-shaped structure, so that medical staff can adjust and grind the traction piece 3 into a shape with a proper height and a proper tail end by using a dental handpiece tool according to the actual traction requirement of the teeth 7 of the patient, and if the traction piece can be adjusted and ground into an L shape, a question mark shape or a T shape, the operation is flexible and convenient, and the universality is high.

Sixth embodiment of the transparent orthosis of the present invention

The embodiment provides a transparent appliance, as shown in fig. 19, which comprises a mouthpiece 1, an attachment 2 and three traction pieces 3; the dental mouthpiece 1 is of a transparent structure, the dental mouthpiece 1 is used for being sleeved on teeth 7, the accessories 2 are used for being adhered to the surfaces of the teeth 7 and located on the inner side of the dental mouthpiece 1, a groove which is sunken towards the outer side of the dental mouthpiece 1 is formed in the inner side of the dental mouthpiece 1 corresponding to the accessories 2, and the groove is used for clamping the accessories 2; the outer side of the tooth socket 1 is provided with a convex part 4 corresponding to the position of the groove, and the traction part 3 is arranged on the convex part 4.

As one of the traction members 3 located below in fig. 19, the traction member 3 has the following structure: an extension part 41 is formed by extending outwards from the left side edge of the convex part 4, the extension part 41 and the outer side part of the tooth socket 1 form a gap, and the extension part 41, the convex part 4 and the tooth socket 1 are matched to form the traction part 3.

As shown in the two drawing members 3 located at the upper left side in fig. 19, the drawing members 3 are structured as follows: two of said attachments 2 are spaced apart and form an attachment assembly, each attachment assembly being adapted to adhere to a surface of a tooth 7, said traction element 3 being arranged at a position of said projection 4 between two of said attachments 2 of said attachment assembly.

As shown in fig. 19, the three traction members 3 located on the upper right side are structured as follows: the transparent appliance further comprises a traction buckle 5, wherein the traction buckle 5 is arranged on the protruding part 4, and the traction piece 3 is positioned between the tooth socket 1 and the traction buckle 5.

Draw 3 and three through one and draw 5 cooperations of detaining of 3 of its piece and can hook a rubber band, draw 3 and two through its three and draw 3 cooperations of piece and can hook another rubber band to the cooperation forms good traction effect to tooth 7.

Seventh embodiment of the transparent appliance of the invention

In this embodiment, as shown in fig. 20, the difference from the first embodiment is that the pulling member 3 has a hollow cavity structure, and the hollow cavity of the pulling member 3 is filled with a metal member 6 to enhance the strength. It can be understood that the metal piece 6 is filled in the hollow cavity in the traction piece 3 in the manufacturing process to enhance the strength of the traction piece 3, and the traction piece has strong hardness, so that the traction piece can support the formation of large traction force, the metal piece 6 does not need to be clinically installed by medical personnel, and the operation is simple and convenient. Specifically, the method for preparing the transparent appliance with the pulling piece 3 having the inner metal piece 6 is as follows: manufacturing a male die and a metal piece 6 according to the stage correction model of the person to be corrected, manufacturing a correction tooth socket according to the stage correction model of the person to be corrected, and sleeving the correction tooth socket on the outer wall of the male die with the metal piece 6; and removing the male die to obtain the tooth socket 1 with the metal piece 6.

The above embodiments are provided to illustrate, reproduce and deduce the technical solutions of the present invention, and to fully describe the technical solutions, the objects and the effects of the present invention, so as to make the public more thoroughly and comprehensively understand the disclosure of the present invention, and not to limit the protection scope of the present invention.

The above examples are not intended to be exhaustive of the invention and there may be many other embodiments not listed. Any replacement or improvement made without departing from the concept of the present invention shall fall within the protection scope of the present invention.

Claims

1. The transparent appliance is characterized by comprising a tooth socket, an accessory and a traction piece; the tooth socket is of a transparent structure, the tooth socket is used for being sleeved on teeth, the accessories are used for being adhered to the surfaces of the teeth and located on the inner side portion of the tooth socket, and the traction piece is arranged on the outer side portion of the tooth socket.

2. The transparent appliance of claim 1, wherein the outer shell portion has a bilaterally flared high point region, and the traction element is disposed adjacent to or corresponding to the shell.

3. The transparent appliance of claim 2, wherein the attachment is correspondingly disposed on an inner side of the outer high point region of the mouthpiece, and a groove recessed toward an outer side of the mouthpiece is formed on the inner side of the mouthpiece corresponding to the attachment, and the groove is used for clamping the attachment; the shape high point area of the tooth socket forms a convex part corresponding to the position of the groove, and the traction piece is arranged on the convex part or at the peripheral position of the convex part.

4. The transparent appliance of claim 3, wherein the traction members are disposed on the projections; the transparent appliance further comprises a traction buckle, wherein the traction buckle is arranged on the protruding part, and the traction piece is positioned between the tooth socket and the traction buckle.

5. The transparent appliance of claim 4, wherein the traction buckle comprises a traction post and a stopper connected to the traction post, the traction post is vertically disposed on the traction piece, a gap exists between the stopper and the traction piece, and a radial length of the stopper is greater than a radial length of the traction post.

6. The transparent appliance of claim 3, wherein the projections extend outwardly to form extensions, the extensions being the traction members.

7. The transparent appliance of claim 3, wherein the tab extends outwardly to form an extension that forms a gap with the outer side of the mouthpiece, the extension, tab, and mouthpiece cooperating to form the pull.

8. The transparent appliance of claim 3, wherein the two appendages are spaced apart and form an appendage assembly, each appendage assembly for adhering to a surface of a tooth, and the pull member is positioned at a location on the projection between the two appendages of the appendage assembly.

9. The transparent appliance of claim 1, wherein the traction element is any one or combination of a question mark shape, a T shape, an L shape, a thread shape, a square shape, a semi-circle shape, and a semi-ellipse shape.

10. The transparent appliance of any one of claims 1 to 9, wherein the traction member is a hollow cavity structure and the traction member is capable of injecting or filling a reinforcing material into the hollow cavity for strength; or the traction piece is of a hollow cavity structure, and a metal piece is filled in the hollow cavity of the traction piece to enhance the strength.