CN113598987A - Bracket-free orthodontic tooth socket and preparation and use method thereof - Google Patents
Bracket-free orthodontic tooth socket and preparation and use method thereof Download PDFInfo
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- CN113598987A CN113598987A CN202110815984.9A CN202110815984A CN113598987A CN 113598987 A CN113598987 A CN 113598987A CN 202110815984 A CN202110815984 A CN 202110815984A CN 113598987 A CN113598987 A CN 113598987A
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- 210000003781 tooth socket Anatomy 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 230000001815 facial effect Effects 0.000 claims abstract description 5
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 14
- 238000007408 cone-beam computed tomography Methods 0.000 claims description 9
- 210000004513 dentition Anatomy 0.000 claims description 9
- 230000036346 tooth eruption Effects 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 8
- 210000000214 mouth Anatomy 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 6
- 210000000988 bone and bone Anatomy 0.000 claims description 3
- 210000004195 gingiva Anatomy 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 210000002200 mouth mucosa Anatomy 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000010146 3D printing Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000004512 die casting Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 7
- 230000003796 beauty Effects 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 210000002455 dental arch Anatomy 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 208000008312 Tooth Loss Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001847 jaw Anatomy 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/08—Mouthpiece-type retainers or positioners, e.g. for both the lower and upper arch
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/002—Orthodontic computer assisted systems
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/002—Orthodontic computer assisted systems
- A61C2007/004—Automatic construction of a set of axes for a tooth or a plurality of teeth
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- Oral & Maxillofacial Surgery (AREA)
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- General Health & Medical Sciences (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to a bracket-free orthodontic tooth socket and a preparation and use method thereof, which comprises a) acquiring STL data of the oral surface; b) acquiring face information; c) performing virtual tooth arrangement according to the STL data of the oral surface and the facial information to obtain an ideal tooth form; d) designing an outer facing on the basis of ideal teeth; e) the steps required to design a desired tooth form from an existing tooth form; f) generating a tooth form model of each step of correction process according to the plan; g) generating an inner-layer tooth socket according to the tooth form model corrected in each step; h) integrating the outer-layer tooth socket obtained in the step d) with the inner-layer tooth socket obtained in the step g) to finally obtain the bracket-free orthodontic tooth socket. The invention provides a bracket-free orthodontic brace and a preparation and use method thereof, which enable the brace used in each step in the orthodontic treatment process of a patient to have the external shape of an ideal tooth, thereby improving the aesthetic degree in the long orthodontic process.
Description
Technical Field
The invention relates to orthodontic equipment and a preparation method and a use method thereof, in particular to a bracket-free orthodontic tooth socket and a preparation method and a use method thereof.
Background
In the orthodontic treatment, although many people need to correct teeth, the orthodontics often have negative influence on the self-feeling of people, the requirement of the patients on the appearance in the orthodontic process is higher and higher, and the current clinical orthodontic treatment mainly comprises two modes of the traditional straight wire arch or square wire arch orthodontic treatment and bracket-free invisible correction.
In the traditional orthodontic treatment, accessories such as a bracket, a metal wire and the like increase the self-inferior of a patient to a certain extent, a national survey shows that more than half of teenagers believe that the metal bracket can make the patients self-inferior, and the smile of half of the teenagers is reduced. In order to reduce the effect of these metal attachments on the self-image, people are seeking to replace metal brackets or change the positions of metal brackets, and the problem that the current clinical ceramic brackets and lingual correction improve the aesthetic appearance to a certain extent is solved, but the color of the brackets is changed for the ceramic brackets. The color of the orthodontic tooth is close to that of the tooth, accessories such as a bracket, an arch wire and the like still influence the beauty of a patient, and the lingual correction technology is difficult and expensive, and often influences the pronunciation of the patient.
For the bracket-free invisible orthodontic treatment, the bracket, the arch wire and other accessories which seriously affect the beauty are successfully cancelled by the bracket-free invisible orthodontic treatment technology, but as the orthodontic treatment time is longer, for some patients with serious tooth deformity, the patients still want to improve the beauty in the long orthodontic process, and the existing bracket-free invisible braces are usually made of transparent materials and cannot effectively cover the deformed teeth.
Disclosure of Invention
The invention provides a bracket-free orthodontic tooth socket and a preparation and use method thereof, which are characterized in that the inner-layer tooth socket is ensured to have orthodontic function, and the outer-layer tooth socket is integrated with the inner-layer tooth socket into a whole after being designed through the final orthodontic ideal tooth form, so that the tooth socket used in each step of the orthodontic treatment process of a patient has the external form of an ideal tooth, and the attractiveness of the patient in the long orthodontic process is improved. For the missing tooth position after orthodontic tooth extraction, the covering range of the tooth socket is only on the gingival at the labial side of the tooth position, and the space for closing the gap is reserved at the lingual side, so that the embarrassment of the missing tooth in the orthodontic process of a patient is compensated on the basis of ensuring the orthodontic function.
In order to solve the technical problem, the invention adopts the following solution:
(1) a preparation method of a bracket-free orthodontic tooth socket comprises the following steps:
a) acquiring oral surface STL data;
b) acquiring face information including smile lines, corner lines and face height;
c) performing virtual tooth arrangement according to the STL data of the oral surface and the facial information to obtain an ideal tooth form;
d) designing an outer shell on the basis of a desired tooth form, the method comprising: designing the veneering shape of each tooth, and then connecting the veneers of each tooth together to generate an outer-layer tooth socket;
e) the steps required to design a desired tooth form from an existing tooth form;
f) generating a tooth form model of each step of correction process according to the plan;
g) generating an inner layer tooth socket according to the tooth form model corrected in each step;
h) integrating the outer-layer tooth socket obtained in the step d) with the inner-layer tooth socket obtained in the step g) to finally obtain the bracket-free orthodontic tooth socket.
(2) The method for preparing the bracket-free orthodontic braces according to (1), wherein the method for acquiring STL data of the oral surface comprises the following steps: 1) taking an oral impression, and scanning the oral impression by using an oral surface scanning device to obtain STL data; or 2) directly scanning in the oral cavity by using an oral surface scanning device to obtain STL data; or 3) adhering the radiation blocking material at the thickest and thinnest parts of the oral mucosa, and then performing CBCT, wherein the CBCT data shows information of bones and teeth and suspended radiation blocking material information.
(3) The method for preparing the bracket-free orthodontic braces according to (1) or (2), wherein the step e) comprises the following steps: in the orthodontic process, teeth need to be corrected in multiple steps, and different bracket-free orthodontic braces need to be replaced in each step.
(4) According to the preparation method of the bracket-free orthodontic braces in any one of the steps (1) to (3), the teeth are straightened in ten steps, inner braces with different structures are needed for straightening the teeth in each step, the next step is carried out after the orthodontic effect of the step is achieved, and after the ten steps of straightening, the orthodontic teeth are changed into ideal tooth forms; the structure of the outer tooth socket for straightening teeth in each step is the same.
(5) The preparation method of the bracket-free orthodontic tooth socket according to any one of the items (1) to (4), wherein the bracket-free orthodontic tooth socket is obtained by using numerical control cutting, 3D printing or die casting process.
(6) The utility model provides a no support groove and rectify facing, includes inlayer facing and outer facing, inlayer facing and outer facing integrated into one piece, the inlayer facing cooperatees with the tooth shape of wanting to rectify, reaches the effect of orthodontic tooth.
(7) According to the bracket-free orthodontic braces in the step (6), the outer layer braces are in the shape of the final orthodontic ideal teeth, so that the braces used in each step in the orthodontic treatment process of a patient have the external shape of the orthodontic ideal teeth, and the attractiveness of the teeth of the patient in the long orthodontic process is improved.
(8) The bracket-free orthodontic braces of (6) or (7), wherein the coverage of the outer braces covers the full dentition of the inner braces, or the coverage of the outer braces covers only a partial dentition of the inner braces.
(9) The bracket-less orthodontic braces of any one of (6) to (8), wherein the coverage of the outer braces covers only the front teeth aesthetic region teeth of the inner braces.
(10) The bracket-free orthodontic braces according to any one of (6) to (9), wherein the material of the bracket-free orthodontic braces is opaque tooth elastic resin, and the colors of the bracket-free orthodontic braces are VITA26 colors or 16 color series. Meanwhile, the patient can select the personalized color according to the preference of the patient.
(11) The bracket-free orthodontic brace of any one of (6) to (10), wherein the bending strength of the bracket-free orthodontic brace material is between 70 and 200MPa, the bending modulus of the bracket-free orthodontic brace material is between 2 and 12GPa, and the Shore hardness of the bracket-free orthodontic brace material is between 75 and 95 degrees.
(12) The bracket-free orthodontic braces according to any one of the items (6) to (11), wherein for a missing tooth site after orthodontic tooth extraction, the coverage of the bracket-free orthodontic braces is only on the gingival on the labial side of the tooth site, and a space for closing a gap is reserved on the lingual side.
(13) A method for using a bracket-free orthodontic tooth socket comprises the steps of correcting teeth in multiple steps, wherein different bracket-free orthodontic tooth sockets need to be replaced in each step, inner tooth sockets with different structures need to be used for correcting the teeth in each step, the next step is carried out after the orthodontic effect of the step is achieved, and after the multi-step correction, the orthodontic teeth are changed into ideal tooth shapes; the structure of the outer tooth socket for straightening teeth in each step is the same.
(14) According to the use method of the bracket-free orthodontic braces in the step (10), for the missing tooth positions after orthodontic tooth extraction, the coverage range of the bracket-free orthodontic braces is only on the gingival at the labial side of the tooth positions, and the space for closing the gaps is reserved for the rest parts except the lingual side, the adjacent surface and the labial side.
The bracket-free orthodontic tooth socket and the preparation and use method thereof provided by the invention have the following beneficial technical effects:
1. the patient can realize beauty immediately after wearing the bracket-free orthodontic braces, and the dilemma that the aesthetic effect can be achieved only by 2-3 years of orthodontic period in the traditional orthodontic treatment is broken;
2. the bracket-free orthodontic braces ensure the orthodontic effect, and meanwhile, the beautiful braces are manufactured outside to ensure the beauty in the orthodontic process, so that the immediate beauty of a patient before orthodontic treatment is finished is ensured;
3. the bracket-free orthodontic braces are simple and convenient to manufacture, after the outer-layer braces are generated on the ideal dental arch, the outer-layer braces are only required to be integrated with the inner-layer braces in each step, repeated design is not required, the design time of designers is greatly reduced, and the immediate attractiveness of a patient before orthodontic treatment is finished is ensured;
4. the color of the bracket-free orthodontic tooth socket can be selected, the color and the shape of teeth of a patient in an ideal state are usually provided, and in addition, the patient can select a proper color according to the preference of the patient;
5. the bracket-free orthodontic tooth socket only reserves a space for closing a gap on the labial gingiva, the lingual side, the adjacent surface and the rest part except the labial side for the coverage of the tooth position after tooth extraction loss, thereby solving the embarrassment of the tooth loss and not influencing the orthodontic treatment effect.
The meaning of the relevant terms in this patent is as follows:
1. CBCT refers to a device for acquiring three-dimensional image data information of the oral cavity, such as cone beam scanning CT.
2. The CBCT data refers to information on jaw bones, tooth bodies and the like obtained by CBCT.
3. STL data refers to information relating to dental tissues, soft tissues, and the like in the oral cavity. The STL data containing information about dental tissue, soft tissue, etc. can be obtained by performing a fine scan of the surface of the oral tissue using a high-precision oral surface scanning device.
4. The ideal tooth morphology is: the whole pair of teeth are stored, and the teeth are arranged on the upper dental arch and the lower dental arch regularly; the relationship between the upper and lower cusp sockets is completely correct, and the occlusal relationship between the upper and lower dental arches is very ideal.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the configuration of the inner and outer layers of a bracket-less orthodontic braces;
FIG. 2 is a schematic diagram of the structure of the inner and outer separated labial surfaces of a bracket-less orthodontic shell;
FIG. 3 is a schematic representation of the structure of the separate occlusal surfaces of the inner and outer layers of the bracket-less orthodontic braces;
FIG. 4 is a schematic view of the inner shell layer structure;
FIG. 5 is a schematic structural view of an outer shell mouthpiece;
FIG. 6 is a tooth morphology in correction;
FIG. 7 is another tooth morphology in correction;
FIG. 8 is yet another tooth morphology in correction;
FIG. 9 is an idealized tooth form for final correction;
FIG. 10 is a schematic view of a patient wearing a mouthpiece;
FIG. 11 is a schematic view of an oral impression scan using an oral surface scanning device;
fig. 12 is a schematic view of scanning directly within the mouth with an oral surface scanning device.
FIG. 13 is a schematic structural view of a full dentition orthodontic brace without brackets;
FIG. 14 is a schematic view of a partial dentition orthodontic bracket without brackets;
reference numbers in the figures: 1 is a bracket-free orthodontic tooth socket, 2 is an inner tooth socket, 3 is an outer tooth socket, 4 is an orthodontic tooth, and 5 is a schematic structure of a tooth model of a patient.
Detailed Description
Example 1:
as shown in fig. 1-3, a bracket-free orthodontic tooth socket 1 comprises an inner layer tooth socket 2 and an outer layer outer tooth socket 3, wherein the inner layer tooth socket 2 and the outer layer outer tooth socket 3 are integrally formed, and the inner layer tooth socket 2 is matched with the shape of teeth to be straightened to achieve the function of straightening the teeth; the outer-layer tooth socket 3 is in the shape of the final orthodontic ideal tooth, so that the tooth socket used in each step in the orthodontic treatment process of a patient has the external shape of the orthodontic ideal tooth, and the attractiveness of the teeth of the patient in the long orthodontic treatment process is improved. In the orthodontic process, teeth need to be corrected in multiple steps, different bracket-free orthodontic braces need to be replaced in each step, the teeth are preferably corrected in ten steps (as shown in figures 6-9), inner braces 2 with different structures need to be used for the teeth in each step, the next step is carried out after the orthodontic effect of the step is achieved, after the ten steps of correction, the orthodontic teeth 4 are changed into ideal tooth forms (as shown in figure 9), and the teeth in each step need to be judged whether to enter the next step of correction treatment according to the clinical correction effect; the outer shell 2 for straightening teeth at each step has the same structure.
The material of the bracket-free orthodontic tooth socket 1 is opaque elastic resin, and the color of the bracket-free orthodontic tooth socket 1 is VITA26 color or 16 color series; the bending strength of the bracket-free orthodontic tooth socket 1 material is 70-200MPa, the bending modulus is 2-12GPa, and the Shore hardness is 75-95 degrees.
For the tooth position which is lost after orthodontic tooth extraction, the covering range of the bracket-free orthodontic tooth socket is only on the gingival at the labial side of the tooth position, and the space for closing the gap is reserved at the lingual side.
Preferably, the outer shell 3 covers the entire dentition, including the posterior teeth, to perform the aesthetic function of the entire dentition (as shown in figure 13).
More preferably, the outer shell 3 covers only a portion of the dentition, such as only the teeth in the front dental aesthetic region (as shown in figure 14), while achieving a normal aesthetic appearance without affecting the function of the back dental region at all.
Example 2:
as shown in figures 1-9, a method for preparing a bracket-free orthodontic brace comprises the following steps
a) Acquiring oral surface STL data, the method comprising: 1) taking an oral impression, and scanning the oral impression by using an oral surface scanning device to obtain STL data (shown in figure 11); or 2) scanning directly in the oral cavity by using an oral surface scanning device to acquire STL data (as shown in figure 12); or 3) adhering the radiation blocking material at the thickest and thinnest parts of the oral mucosa, and then performing CBCT, wherein the CBCT data shows information of bones and teeth and suspended radiation blocking material information.
b) The method for acquiring the face information through the electronic face scanning comprises the following steps: starting projection equipment and 3D scanning software; secondly, the patient faces the scanner to scan; acquiring face scanning data; deriving data to obtain face information; in addition, the facial information of the patient can be acquired by taking a picture and the like; the face information comprises smile lines, corner lines and face height;
c) performing virtual tooth arrangement according to the STL data of the oral cavity surface and the facial information, wherein if the smile line is high (gum is exposed during smile), the teeth are arranged upwards, and if the smile line is low, the teeth can be arranged downwards, so that an ideal tooth form is obtained (as shown in fig. 9);
d) designing the outer shell 3 based on the desired tooth morphology (as shown in figure 5) by a method comprising: designing the veneering shape of each tooth, and then connecting the veneers of each tooth together to generate an outer-layer tooth socket;
e) the steps required to design a desired tooth shape from an existing tooth shape include: in the orthodontic process, teeth need to be corrected in multiple steps, different bracket-free orthodontic braces need to be replaced in each step, the teeth are preferably corrected in ten steps (as shown in figures 6-9), inner braces 2 with different structures need to be used for each step of teeth correction, the next step is carried out after the orthodontic effect of the step is achieved, after the ten steps of teeth correction, the orthodontic teeth 4 are changed into ideal tooth forms (as shown in figure 9), each step of teeth correction needs to judge whether to enter the next step of orthodontic treatment according to the clinical orthodontic effect, and each step of teeth correction needs at least 1 week; the outer tooth socket 2 for straightening teeth in each step has the same structure;
f) generating a tooth morphology model for each step of the orthodontic procedure according to the plan (as shown in fig. 6-9);
g) generating an inner shell mouthpiece 2 with a orthodontic function (as shown in fig. 4) according to the tooth form model for each step of orthodontic treatment;
h) integrating the outer-layer tooth socket 3 obtained in the step d) with the inner-layer tooth socket 2 obtained in the step g) to finally obtain the bracket-free orthodontic tooth socket 1 (shown in figure 1) with higher aesthetic degree and gradual orthodontic function.
Example 3:
as shown in fig. 10, a method for using a bracket-free orthodontic brace comprises the steps of straightening teeth (as shown in fig. 6 to 9) step by step, wherein each step needs to be replaced by a different bracket-free orthodontic brace, each step needs to use an inner-layer brace 2 with a different structure, the next step is carried out after the orthodontic effect of the step is achieved, after multi-step straightening, an orthodontic tooth 4 is changed into an ideal tooth form (as shown in fig. 9), each step needs to judge whether to enter the next step of orthodontic treatment according to the clinical orthodontic effect, and each step needs at least 1 week for straightening teeth; the outer shell 2 for correcting the teeth in each step has the same structure. For the tooth position which is lost after orthodontic tooth extraction, the coverage range of the bracket-free orthodontic tooth socket 1 is only on the gingival at the labial side of the tooth position, and the space for closing the gap is reserved at the lingual side.
The above embodiments are not intended to be exhaustive or to limit the invention to other embodiments, and the above embodiments are intended to illustrate the invention and not to limit the scope of the invention, and all applications that can be modified from the invention are within the scope of the invention.
This written description uses examples to illustrate the invention, including the best mode, and also to enable any person skilled in the art to make and use the invention. The patentable scope of the invention includes the contents of the claims, and the contents of the detailed description and other examples within the specification. Such other examples are intended to be within the scope of the claims, provided they contain the features described in the same written language as the claims, or they contain features described in a similar written language with no essential difference from the claims.
All cited patents, patent applications, and other references herein are incorporated by reference in their entirety. However, if a term in the present application conflicts with a term in the incorporated reference, the term from the present application takes precedence.
It should be noted that the terms "first," "second," and the like do not denote any order, quality, or importance, but rather are used to distinguish one technical feature from another. The modifier "about" used in connection with a quantity is inclusive of the stated value and the meaning dictated by the context. (e.g., it contains errors in measuring a particular quantity).
Claims (14)
1. A preparation method of a bracket-free orthodontic tooth socket is characterized by comprising the following steps:
a) acquiring oral surface STL data;
b) acquiring face information including smile lines, corner lines and face height;
c) performing virtual tooth arrangement according to the STL data of the oral surface and the facial information to obtain an ideal tooth form;
d) designing an outer shell on the basis of a desired tooth form, the method comprising: designing the veneering shape of each tooth, and then connecting the veneers of each tooth together to generate an outer-layer tooth socket;
e) the steps required to design a desired tooth form from an existing tooth form;
f) generating a tooth form model of each step of correction process according to the plan;
g) generating an inner layer tooth socket according to the tooth form model corrected in each step;
h) integrating the outer-layer tooth socket obtained in the step d) with the inner-layer tooth socket obtained in the step g) to finally obtain the bracket-free orthodontic tooth socket.
2. The method of making a bracket-free orthodontic brace of claim 1 wherein: the method of acquiring oral surface STL data comprises: 1) taking an oral impression, and scanning the oral impression by using an oral surface scanning device to obtain STL data; or 2) directly scanning in the oral cavity by using an oral surface scanning device to obtain STL data; or 3) adhering the radiation blocking material at the thickest and thinnest parts of the oral mucosa, and then performing CBCT, wherein the CBCT data shows information of bones and teeth and suspended radiation blocking material information.
3. The method of preparing a bracket-free orthodontic brace of claim 1 wherein the step e) comprises: in the orthodontic process, teeth need to be corrected in multiple steps, and different bracket-free orthodontic braces need to be replaced in each step.
4. The method for preparing the bracket-free orthodontic braces according to the claim 3, wherein the teeth are aligned in ten steps, each step of teeth alignment needs to use inner braces with different structures, the next step is carried out after the orthodontic effect of the step is achieved, and after ten steps of teeth alignment, the teeth are aligned to be in an ideal tooth shape; the structure of the outer tooth socket for straightening teeth in each step is the same.
5. The method of making a bracket-free orthodontic brace of claim 1 wherein: and (3) obtaining the bracket-free orthodontic tooth socket by using numerical control cutting, 3D printing or die casting process.
6. A bracket-free orthodontic tooth socket is characterized in that: the inner-layer tooth socket and the outer-layer outer tooth socket are integrally formed, and the inner-layer tooth socket is matched with the shape of teeth to be corrected, so that the effect of correcting the teeth is achieved.
7. The bracket-free orthodontic brace of claim 6 wherein: the outer-layer tooth socket is in the shape of the final orthodontic ideal tooth, so that the tooth socket used in each step in the orthodontic treatment process of a patient has the external shape of the orthodontic ideal tooth, and the attractiveness of the teeth of the patient in the long orthodontic treatment process is improved.
8. The bracket-free orthodontic brace of claim 7 wherein: the coverage of the outer shell covers the entire dentition of the inner shell, or the coverage of the outer shell covers only a portion of the dentition of the inner shell.
9. The bracket-free orthodontic brace of claim 7 wherein: the coverage of the outer shell covers only the front aesthetic region of the teeth of the inner shell.
10. The bracket-free orthodontic brace of claim 6 wherein: the material of the bracket-free orthodontic tooth socket is opaque elastic resin of teeth, and the color of the bracket-free orthodontic tooth socket is VITA26 color or 16 color series.
11. The bracket-free orthodontic brace of claim 6 wherein: the bending strength of the bracket-free orthodontic tooth socket material is 70-200MPa, the bending modulus is 2-12GPa, and the Shore hardness is 75-95 degrees.
12. The bracket-free orthodontic brace of claim 6 wherein: for the tooth position which is lost after orthodontic tooth extraction, the covering range of the bracket-free orthodontic tooth socket is only the space for closing the gap on the labial gingiva of the tooth position and the rest parts except the lingual side, the adjacent surface and the labial side.
13. A method for using a bracket-free orthodontic tooth socket is characterized in that teeth are corrected step by step, different bracket-free orthodontic tooth sockets need to be replaced in each step, inner tooth sockets with different structures need to be used for correcting the teeth in each step, the next step is carried out after the orthodontic effect of the step is achieved, and after multi-step correction, the orthodontic teeth are changed into ideal tooth shapes; the structure of the outer tooth socket for straightening teeth in each step is the same.
14. The method of using the bracket-free orthodontic braces of claim 13, wherein for the missing tooth site after orthodontic extraction, the bracket-free orthodontic braces cover only the labial gingiva of the tooth site, and the remaining parts except the lingual side, the adjacent side and the labial side are reserved with space for closing the gap.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115770116A (en) * | 2022-10-14 | 2023-03-10 | 南京医科大学附属口腔医院 | Pressure-sensitive multilayer composite transparent tooth socket and deformation identification method thereof |
| WO2024056001A1 (en) * | 2022-09-13 | 2024-03-21 | 上海时代天使医疗器械有限公司 | Dental instrument and preparation method therefor |
| TWI845421B (en) * | 2023-09-28 | 2024-06-11 | 舒服美生技股份有限公司 | Invisible braces with curved auxiliary support structure |
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| CN115770116B (en) * | 2022-10-14 | 2024-01-23 | 南京医科大学附属口腔医院 | Multilayer composite transparent dental floss based on pressure-sensitive deformation recognition and deformation recognition method thereof |
| TWI845421B (en) * | 2023-09-28 | 2024-06-11 | 舒服美生技股份有限公司 | Invisible braces with curved auxiliary support structure |
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