CN113057750A - Force application device and method based on invisible correction of tooth extraction case - Google Patents
Force application device and method based on invisible correction of tooth extraction case Download PDFInfo
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- CN113057750A CN113057750A CN202110485998.9A CN202110485998A CN113057750A CN 113057750 A CN113057750 A CN 113057750A CN 202110485998 A CN202110485998 A CN 202110485998A CN 113057750 A CN113057750 A CN 113057750A
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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
- A61C7/10—Devices having means to apply outwardly directed force, e.g. expanders
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0093—Features of implants not otherwise provided for
- A61C8/0096—Implants for use in orthodontic treatment
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
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Abstract
The invention relates to a force application device and a method based on hidden correction of tooth extraction cases.A palate is provided with an anchorage which is provided with a plurality of force application elements; drawing the two sides of the upper jaw invisible tooth socket through a force application element to apply labial-lingual traction force for adduction of the upper jaw anterior teeth; the first molar on two sides of the lower jaw is pulled through the force application element to apply an anteversion resisting traction force for preventing the lower jaw from anteverting; lip and tongue side traction is applied to the upper jaw invisible braces through anchorage, and the traction provides vertical upward depressing force and inward contraction force for the invisible braces and the upper front teeth, so that the fitting of the braces and the occlusion opening of the front teeth are facilitated, and the correction efficiency is improved; and applying traction force to the first molars of the lower jaw at two sides through the anchorage to stabilize the relation between the upper molars and the lower molars and ensure that the lower jaw molars do not lean forward.
Description
Technical Field
The invention relates to a lip and tongue side combined force application method and device for invisible correction of tooth extraction cases, and belongs to the technical field of tooth correction.
Background
Stealthy is rescued and is adopted computer aided design's stealthy facing of transparent plastic to correct the technique, is using stealthy facing to carry out the correction in-process of the case of extracting teeth, because stealthy facing material is soft, the rigidity is not enough, leads to easily that the molar leans forward, the roller coaster effect that the preceding tooth interlock deepens for stealthy facing is obviously less than traditional fixed ware of correcting the efficiency of the case of extracting teeth, and this use of stealthy correction in the case of extracting teeth has been restricted greatly.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a labial-lingual combined force application device and a method for hidden correction in tooth extraction cases, which can provide adduction force for a hidden tooth socket and upper anterior teeth and prevent molar anteversion.
In order to achieve the purpose, the technical scheme provided by the invention is as follows: a force application method based on invisible correction of a tooth extraction case is provided, the case is provided with an upper jaw invisible tooth socket and a lower jaw invisible tooth socket, an anchorage is arranged on an upper palate, and a plurality of force application elements are arranged on the anchorage;
drawing the two sides of the upper jaw invisible tooth socket through a force application element to apply labial-lingual traction force for adduction of the upper jaw anterior teeth; the first molars on both sides of the lower jaw are pulled by the force application element to apply an anti-anteversion traction force which prevents the lower jaw molars from anteverting.
The technical scheme is further designed as follows: the traction force of the force application element on the upper jaw invisible tooth socket acts on the position of one side of the upper front tooth-lip side, which corresponds to the upper front tooth-lip side, so that the force application element winds on the upper jaw invisible tooth socket; the traction force of the force application element on the lower jaw first molar acts on the buccal position of the first molar, so that the force application element obliquely strides over the lower jaw invisible tooth socket; the labial and lingual traction force and the anteversion resisting traction force are arranged in pairs.
The position of the force application element arranged on the anchorage can be adjusted, and the magnitude and the direction of the traction force can be adjusted by adjusting the position of the force application element on the anchorage.
The middle part of the anchorage is connected with the palate, and the two end sides are respectively connected with the lingual sides of the first upper jaw molars on the corresponding sides.
A force application device based on the invisible correction of tooth extraction cases comprises an anchorage, a force application element, an upper jaw invisible tooth socket and a lower jaw invisible tooth socket which are sleeved on teeth of the cases; the middle part of the anchorage is connected with the palate, the two end sides of the anchorage are respectively connected with the lingual sides of the upper jaw first molars on the corresponding sides, and the anchorage is provided with at least one first connecting part and a plurality of second connecting parts which are respectively connected with the palate and the force application element; one end of the force application element is connected to a second connecting part, and the other end of the force application element is connected to a position, corresponding to the labial side of the upper anterior teeth, of the invisible upper jaw dental mouthpiece so as to form labial-lingual traction force for adduction of the upper jaw anterior teeth, or is connected to a position, corresponding to the buccal side of the lower jaw first molar, so as to form forward-tilting-resisting traction force for preventing the lower jaw molar from tilting forward.
The anchorage comprises an arch bar matched with the inner cavity of the upper jaw and support arms arranged at the two side ends of the arch bar and used for being connected with the side surface of the first molar tongue of the upper jaw.
The first connecting part is a planting hole and is used for fixing and supporting on the palate through a planting nail; the second connecting part is a traction column and is used for connecting a force application element.
The planting holes and the traction columns are arranged on the arched rod and are symmetrically distributed.
A first notch is formed in the position, corresponding to the lingual side of the first upper jaw molar, of the upper jaw invisible dental mouthpiece, and the two end sides of the anchorage respectively penetrate through the first notch on the corresponding side of the upper jaw invisible dental mouthpiece to be connected with the first upper jaw molar on the corresponding side; the invisible lower jaw tooth socket is provided with a second notch corresponding to the first molar outer side of the upper jaw, and the other end of the force application element penetrates through the second notch to be connected to one side position of the outer side of the first molar of the lower jaw.
The force application element is an elastic rubber ring or a chain-shaped rubber ring.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
the invisible braces and the anchorage arranged on the palate are combined to carry out labial and lingual stressing, so that vertical upward depressing force and inward contraction force are provided for the invisible braces and the upper anterior teeth, the fitting of the braces and the occlusion opening of the anterior teeth are facilitated, and the correction efficiency is improved.
The invention also fixes and applies force to the anchorage and the upper and lower jaw molar to stabilize the relationship between the upper and lower jaw molar and ensure that the lower jaw molar does not incline forward.
Compared with the traditional buccal implant nail anchorage system, the stressing device has the advantages that the anchorage position of the palatal side is higher, the vertical component force of the depressing force provided by the upper anterior tooth can be increased by 2 times, the correction efficiency is good, and by arranging the plurality of traction columns, the multi-point support can be provided, so that the clinical flexible traction mode is met; compared with the pure palatal implant nail anchorage, the implant nail anchorage device can provide stable support for the first molar of the upper jaw.
Drawings
Fig. 1 is a schematic force application diagram of a combined force application device according to a first embodiment of the present invention;
FIG. 2 is a bottom view of the palatal support anchorage structure of FIG. 1;
FIG. 3 is a front view of an anchorage structure of a palatal support in a second embodiment of the present invention;
FIG. 4 is a schematic view of an invisible maxillary dental cast according to a second embodiment of the present invention;
FIG. 5 is a schematic view of a second invisible mandibular facing according to an embodiment of the present invention;
fig. 6 is a schematic view of the structure of the towing hook in fig. 1.
In the figure: 1-anchorage, 11-implantation hole, 12-traction column, 13-bonding grid surface, 2-upper jaw invisible tooth socket, 21-first gap, 3-lower jaw invisible tooth socket, 31-second gap, 4-traction hook, 5-lingual button, 6-first rubber ring, and 7-second rubber ring.
Detailed Description
The invention provides a method for keeping better correction effect after a tooth extraction operation in the invisible correction process, and provides a force applying device comprising an anchorage and a corresponding invisible tooth socket for realizing the method, and the invention is described in detail by combining the attached drawings and specific embodiments.
Example one
This embodiment corresponds to the case after the maxillary canine tooth is extracted, and a force application device as shown in fig. 1 is used, and the force application device comprises an anchorage 1, a invisible facing and a plurality of force application elements. The invisible tooth socket consists of an upper jaw invisible tooth socket 2 and an upper jaw invisible tooth socket 3, and the force application element adopts an elastic rubber ring.
The anchorage device 1 is made of metal material and consists of an arch bar matched with the inner cavity of the palate and support arms arranged at two side ends of the arch bar, and is shown in fig. 2. The arched rod is provided with at least one first connecting part and a plurality of second connecting parts which are respectively connected with the palate and the force application element. The first connection part of this embodiment is a planting hole 11 for fixedly connecting the anchorage 1 to the palate of a patient by a planting nail, and the support arm is provided with a surface adapted to the lingual side of the first molar, so that the two ends of the anchorage 1 are respectively connected to the lingual side of the first molar of the upper jaw on the corresponding side by the support arm.
The anchorage 1 fixed on the palate of a patient applies traction force required for correction through an elastic rubber ring, one end of the elastic rubber ring is fixed on a second connecting part, and the second connecting part of the embodiment is a traction column 12. The traction columns 12 are symmetrically arranged pairwise, and in the embodiment, four elastic rubber bands are respectively arranged on the two pairs of symmetrically arranged traction columns 12 to form two pairs of symmetrically arranged first rubber bands 6 and second rubber bands 7. One end of each of the two first rubber rings 6 is fixedly connected with a traction column 12 close to the middle part of the palatal support anchorage 1, and the other end of each of the two first rubber rings is fixedly connected with one side of the upper jaw invisible facing 2 corresponding to the labial side of the upper anterior teeth, so that labial-lingual traction force for enabling the upper jaw anterior teeth to be adducted is formed, and the first rubber rings 6 are wound on the upper jaw invisible facing from inside to outside. One end of the second rubber ring 7 is fixedly connected with a traction column 12 far away from the middle part of the anchorage 1, and the other end is fixedly connected with the labial side of the first molar of the lower jaw, so that a forward-tilting-resistant traction force for preventing the lower jaw molar from tilting forward is formed, and the elastic rubber ring spans the invisible mandibular tooth sleeve from inside to outside.
This embodiment is because the drawing post on the palatal support anchorage 1 can set up a plurality ofly, and during clinical correction, can adjust rubber ring and the post of drawing that is connected according to concrete demand of drawing, through the position that adjustment rubber ring and the stealthy facing 2 of upper jaw are connected, the size and the direction of adjustable traction force, and then satisfy clinical various demands of drawing.
In the embodiment, the first rubber ring 6 is used for carrying out labial-lingual force application on the upper jaw invisible tooth socket 2, the upper jaw invisible tooth socket 2 is used for applying force to the upper anterior teeth, so that the upper jaw invisible tooth socket 2 and the upper anterior teeth are provided with vertical upward depressing force and adduction force, the fitting of the tooth socket and the occlusion opening of the anterior teeth are facilitated, the correcting efficiency is improved, and the depressing and adduction force to the anterior teeth upwards and backwards is the most optimal adduction depressing force required clinically; fixing the first upper molar through two end sides of the palate bracket anchorage 1 to stabilize the first upper molar, wherein the first upper molar does not move forwards, and meanwhile, applying force to the first lower molar through a second rubber ring 7 to stabilize the relation of upper and lower molar and ensure that the lower molar does not move forwards; the traction force applied by the present invention thus optimizes the biological force required for the correction process.
Example two
The structure of the force applying device of the embodiment is basically the same as that of the embodiment, the difference is that two kinds of implanting holes 11 are arranged in the middle of the anchorage 1, the two kinds of implanting holes are symmetrically arranged along the center of the anchorage 1, referring to fig. 3, the anchorage 1 of the palatal support is in a strip shape, and because the height forms of the palate part of each patient are different, the device of the embodiment adopts digital personalized design printing, so that the anchorage 1 of the palatal support is bent into a curved surface which is attached to the shape of the palate along the length direction, the manufacturing process is good, and the comfort degree of.
The upper jaw invisible tooth socket 2 is provided with a first gap 21 at the position corresponding to the lingual side of the first molar of the upper jaw, as shown in fig. 4 and combined with fig. 1, two ends of the anchorage 1 respectively penetrate through the first gap 21 and are fixedly connected with the first molar at two sides of the upper jaw through the bonding grid surface 13; as shown in fig. 6, a traction hook 4 is fixed at a position corresponding to the upper anterior labial side of the upper maxillary invisible facing 2, and one end of the first rubber band 6, which is far away from the anchorage 1, is connected with the traction hook 4 for applying force to the maxillary invisible facing 2; a lingual button 5 is fixed on the buccal side of the first lower molar, referring to fig. 5, a second notch 31 for the lingual button to pass through is arranged at the position of the invisible lower molar mouthpiece 3 corresponding to the lingual button 5, and one end of the second rubber ring 7 away from the palatal support anchorage 1 is fixedly connected with the second bracket 5 for applying force to the first lower molar.
The technical solutions of the present invention are not limited to the above embodiments, and all technical solutions obtained by using equivalent substitution modes fall within the scope of the present invention.
Claims (10)
1. A stress application method based on invisible correction of a tooth extraction case, wherein the case is provided with an upper jaw invisible tooth socket and a lower jaw invisible tooth socket, and is characterized in that:
an anchorage is arranged on the palate, and a plurality of force application elements are arranged on the anchorage;
drawing the two sides of the upper jaw invisible tooth socket through a force application element to apply labial-lingual traction force for adduction of the upper jaw anterior teeth;
the first molars on both sides of the lower jaw are pulled by the force application element to apply an anti-anteversion traction force which prevents the lower jaw molars from anteverting.
2. The force application method based on the invisible orthodontic treatment of the tooth extraction case as claimed in claim 1, wherein: the traction force of the force application element on the upper jaw invisible tooth socket acts on the position of one side of the upper front tooth-lip side, which corresponds to the upper front tooth-lip side, so that the force application element winds on the upper jaw invisible tooth socket; the traction force of the force application element on the lower jaw first molar acts on the buccal position of the first molar, so that the force application element obliquely strides over the lower jaw invisible tooth socket; the labial and lingual traction force and the anteversion resisting traction force are arranged in pairs.
3. The force application method based on the invisible correction of the tooth extraction case as claimed in claim 1 or 2, wherein: the position of the force application element arranged on the anchorage can be adjusted, and the magnitude and the direction of the traction force can be adjusted by adjusting the position of the force application element on the anchorage.
4. The force application method based on the invisible orthodontic treatment of the tooth extraction case as claimed in claim 1, wherein: the middle part of the anchorage is connected with the palate, and the two end sides are respectively connected with the lingual sides of the first upper jaw molars on the corresponding sides.
5. The utility model provides a thrust augmentation device based on stealthy rescue of tooth extraction case which characterized in that: comprises an anchorage, a force application element, an upper jaw invisible tooth socket and a lower jaw invisible tooth socket which are sleeved on the teeth of a patient; the middle part of the anchorage is connected with the palate, the two end sides of the anchorage are respectively connected with the lingual sides of the upper jaw first molars on the corresponding sides, and the anchorage is provided with at least one first connecting part and a plurality of second connecting parts which are respectively connected with the palate and the force application element; one end of the force application element is connected to a second connecting part, and the other end of the force application element is connected to a position, corresponding to the labial side of the upper anterior teeth, of the invisible upper jaw dental mouthpiece so as to form labial-lingual traction force for adduction of the upper jaw anterior teeth, or is connected to a position, corresponding to the buccal side of the lower jaw first molar, so as to form forward-tilting-resisting traction force for preventing the lower jaw molar from tilting forward.
6. The force application device based on the invisible orthodontic treatment of the tooth extraction case as claimed in claim 5, wherein: the anchorage comprises an arch bar matched with the inner cavity of the upper jaw and support arms arranged at the two side ends of the arch bar and used for being connected with the side surface of the first molar tongue of the upper jaw.
7. The force application device based on the invisible orthodontic treatment of the tooth extraction case as claimed in claim 5, wherein: the first connecting part is a planting hole and is used for fixing and supporting on the palate through a planting nail; the second connecting part is a traction column and is used for connecting a force application element.
8. The force application device based on stealth correction of the tooth extraction case of claim 7, characterized in that: the planting holes and the traction columns are arranged on the arched rod and are symmetrically distributed.
9. The force application device based on the invisible orthodontic treatment of the tooth extraction case as claimed in claim 5, wherein: a first notch is formed in the position, corresponding to the lingual side of the first upper jaw molar, of the upper jaw invisible dental mouthpiece, and the two end sides of the anchorage respectively penetrate through the first notch on the corresponding side of the upper jaw invisible dental mouthpiece to be connected with the first upper jaw molar on the corresponding side; the invisible lower jaw tooth socket is provided with a second notch corresponding to the first molar outer side of the upper jaw, and the other end of the force application element penetrates through the second notch to be connected to one side position of the outer side of the first molar of the lower jaw.
10. The combined labial and lingual force-applying device for invisible correction of tooth extraction cases as claimed in one of claims 5 to 9, wherein: the force application element is an elastic rubber ring or a chain-shaped rubber ring.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110485998.9A CN113057750B (en) | 2021-04-30 | 2021-04-30 | Force application device and method based on invisible correction of tooth extraction case |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110485998.9A CN113057750B (en) | 2021-04-30 | 2021-04-30 | Force application device and method based on invisible correction of tooth extraction case |
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| CN113057750A true CN113057750A (en) | 2021-07-02 |
| CN113057750B CN113057750B (en) | 2022-08-16 |
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| CN113057750B (en) | 2022-08-16 |
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