CN215960384U - Front traction mouth internal device - Google Patents
Front traction mouth internal device Download PDFInfo
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- CN215960384U CN215960384U CN202122235536.XU CN202122235536U CN215960384U CN 215960384 U CN215960384 U CN 215960384U CN 202122235536 U CN202122235536 U CN 202122235536U CN 215960384 U CN215960384 U CN 215960384U
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- back plate
- traction
- teeth
- intraoral device
- palatal bar
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Abstract
The utility model discloses a front traction intraoral device, which relates to the technical field of orthodontic medical appliances and comprises: a cross palatal bar; the back plate is precisely attached to the wearing teeth and has an occlusion relation with the involution teeth, and the back plates are arranged at the two ends of the cross palate rod; the traction hook is used for hanging a rubber band to establish tension with the face bow and is arranged on one side of the back plate, which faces the face bow. The back plate is precisely attached to the worn teeth, so that the links of tooth separation and trial wearing are avoided, and the operation is simpler; the back plate has an occlusal relationship with the apposed teeth to provide vertical height compensation for comfortable open occlusion.
Description
Technical Field
The utility model relates to the technical field of orthodontic medical appliances, in particular to a front traction intraoral device.
Background
Underbite patients typically use anterior distraction devices to correct the problem of underdeveloped maxilla. The place ahead draw gear uses with the face bow is supporting, establishes the pulling force between face bow and the place ahead draw gear, and the place ahead draw gear is fixed at the upper teeth, and the pulling force is transmitted to maxilla through place ahead draw gear and upper teeth, makes the insufficient maxilla pulled forward to rectify the problem of maxilla underdevelopment. The ring is worn mainly by the examination that can overlap or hoop on the tooth and the connecting rod of connecting each examination ring is constituteed, before the preparation, need divide the tooth when wearing (making leave the gap that is enough to embolia examination ring between the tooth), still need try to wear different examination rings so that find out the most suitable this tooth before the preparation, because human involuntary occlusion tooth when wearing, the accurate compensation of vertical height can't be accomplished, make lower tooth give a backward power of upper tooth, counteract the pulling force between face bow and the place ahead draw gear, still need other technical operation to open the interlock, clinical operation has been increased, need for a neotype not to divide the tooth urgently, do not need try to wear, can compensate vertical height's preceding draw gear.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a front traction intraoral device, which solves one or more technical problems that the existing front traction device needs tooth separation, try-on and cannot compensate the height in the vertical direction.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a forward traction intraoral device, comprising:
a cross palatal bar;
the back plate is precisely attached to the wearing teeth and has an occlusion relation with the involution teeth, and the back plates are arranged at the two ends of the cross palate rod;
the traction hook is used for hanging a rubber band to establish tension with the face bow and is arranged on one side of the back plate, which faces the face bow.
Furthermore, two ends of the cross palate rod are respectively provided with two ends, and each end is connected with one back plate.
Furthermore, the lower part of the back plate is provided with a glue overflow port.
Furthermore, concave-convex grids are arranged on the inner side of the back plate.
Furthermore, one side of the cross palate rod is provided with a doctor brand mark with a convex character or concave character structure.
Furthermore, one side of the cross palatal bar is provided with a patient name mark with a convex character or concave character structure.
Furthermore, a left character mark in a convex character or concave character structure is arranged on one side of the transverse palate rod corresponding to the left tooth, and a right character mark in a convex character or concave character structure is arranged on one side of the transverse palate rod corresponding to the right tooth.
Furthermore, the inside of the front traction opening is integrally formed by metal 3D printing.
The utility model has the following advantages:
the back plate is precisely attached to the worn teeth, so that the links of tooth separation and trial wearing are avoided, and the operation is simpler; the back plate has an occlusal relationship with the apposed teeth to provide vertical height compensation for comfortable open occlusion.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope covered by the contents disclosed in the present invention.
Fig. 1 is a schematic structural diagram of a front traction intraoral device according to an embodiment of the present invention.
Fig. 2 is a schematic view of another view of the front traction intraoral device of fig. 1.
In the figure: 1-cross palate rod, 2-back plate, 3-traction hook, 4-glue overflow port, 5-doctor brand mark, 6-grid, 7-patient name mark, 8-left character mark and 9-right character mark.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
As shown in fig. 1 and 2, the present embodiment provides a front traction intraoral device, which is integrally formed for metal 3D printing, and comprises a palate bar 1, a back plate 2 and a traction hook 3.
The horizontal palate rod 1 is similar to a flat X shape, is generally about 0.8mm away from soft tissues at the jaw top, can be customized according to the requirements of doctors, and can be accurately controlled during the preparation of the device.
The back plate 2 is a hollow crown structure, and the upper end of the back plate is provided with an opening so as to be sleeved on teeth. The inner side wall of the back plate 2 is tightly jointed and precisely attached with the worn teeth, so that the links of tooth separation and trial wearing are avoided, and the operation is simpler. The lower portion of the back plate 2 has a substantial thickness that provides vertical height compensation for a comfortable open bite in a bite relationship with the apposing teeth. The inner side of the back plate 2 is provided with the concave-convex grid 6, glue is smeared on the grid 6 before bonding, the glue capacity is effectively improved, and the bonding effect (stability) is improved. The lower part of the back plate 2 is provided with the glue overflow port 4, and when the back plate is bonded, redundant glue overflows through the glue overflow port 4, so that the glue overflowing after extrusion can be conveniently removed. The four back plates 2 are respectively connected with the four ends of the cross palate rod 1; two groups are respectively worn on two adjacent teeth on the left side and the right side.
The two traction hooks 3 are arranged on the left and right back plates 2 close to the face bow and arranged on one sides of the back plates 2 facing the face bow. One end of the rubber band is hung on the traction hook 3, and the other end is connected with the face bow, so that tension is established between the face bow and the device in the front traction opening.
In this embodiment, a doctor brand mark 5 with a convex or concave structure is arranged on one side of the cross palatal bar 1 to help doctors to build their own brand, for example, the doctor brand mark 5 is arranged on the upper side of the middle section of the cross palatal bar 1; one side of the cross palatal bar 1 is provided with a patient name mark 7 with a convex character or concave character structure, so as to prevent confusion and show customization, for example, the patient name mark 7 is arranged at the lower side of the middle section of the cross palatal bar 1; one side of the horizontal palate bar 1 corresponding to the left teeth is provided with a left character mark 8 with a convex character or a concave character structure, for example, the left character mark 8 is arranged at the lower side of the left section of the horizontal palate bar 1, one side of the horizontal palate bar 1 corresponding to the right teeth is provided with a right character mark 9 with a convex character or a concave character structure, for example, the right character mark 9 is arranged at the lower side of the right section of the horizontal palate bar 1, and the operation beside a clinical chair is convenient.
The present embodiments also provide a method of making a front distraction intraoral device, comprising the steps of:
step S1, clinical mouth scanning is carried out to obtain tooth model data, and the occlusion position desired by the doctor is obtained;
s2, preparing a tooth model by using 3shape software, and specifically comprising the following steps;
step S21, selecting a target area;
step S22, adding a base;
step S23, correcting the model;
step S3, drawing a back plate and a palate bar part by using zbrush software, and specifically comprising the following steps;
step S31, importing the model into zbrush software, and paying attention to the fact that the displacement of the upper and lower jaw teeth is not changed;
step S32, carving teeth, and removing undercut;
step S33, selecting a drawing back plate;
step S34, extracting and selecting to generate a backboard;
step S35, adjusting the vertical direction of the back plate to enable the back plate to be in occlusion relation with the lower jaw;
step S36, carving the back plate to be smooth;
step S4, 3Ds max software operation, which specifically comprises the following steps;
step S41, importing 3Ds max software into the original tooth/back plate/connecting rod;
step S42, the connecting rod becomes a solid body;
step S43, adding a towing hook;
step S44, adding a cylinder on the jaw face of the back plate;
step S5, guiding the back plate, the traction hook, the cylinder, the cross palate rod and the original tooth into Materialise Mgaics for Boolean operation, which comprises the following steps;
step S51, manufacturing grids on the back plate bonding surface;
step S52, performing Boolean operation on the back plate and the cylinder to generate a glue overflow port;
step S53, performing a combination operation on the cross palatal bar/the traction hook/the back plate to obtain a model of the front traction intraoral device;
and step S6, printing the metal 3d to obtain the device in the entity front traction opening.
According to the front traction intraoral device prepared by the method, the back plate and the teeth are more tightly jointed and precisely attached, so that the procedures of tooth separation and try-on are avoided, and the clinical operation is simpler; the distance between the horizontal palate bar and the soft tissue at the top of the jaw can be accurately controlled; and the vertical height compensation can be accurately manufactured, and the involuntary occlusion is avoided.
Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.
Claims (8)
1. A forward traction intraoral device, comprising:
a cross palatal bar;
the back plate is precisely attached to the wearing teeth and has an occlusion relation with the involution teeth, and the back plates are arranged at the two ends of the cross palate rod;
the traction hook is used for hanging a rubber band to establish tension with the face bow and is arranged on one side of the back plate, which faces the face bow.
2. The anterior traction intraoral device of claim 1, wherein each end of the palatal bar has two ends, each end having one of the back plates attached thereto.
3. The front traction intraoral device according to claim 1, wherein the lower portion of the back plate is provided with an adhesive overflow opening.
4. The front traction intraoral device according to claim 1, wherein the back plate is provided with a mesh on an inner side.
5. The anterior traction intraoral device of claim 1, wherein one side of the palatal bar is provided with a physician brand identifier.
6. The anterior traction intraoral device of claim 1, wherein one side of the palatal bar is provided with a patient name identifier.
7. The anterior distraction intraoral device of claim 1, wherein a side of the palatal bar corresponding to the left tooth is provided with a left-hand mark and a side of the palatal bar corresponding to the right tooth is provided with a right-hand mark.
8. The front hauling port as claimed in any one of claims 1 to 7, wherein the front hauling port interior is integrally formed by 3D printing of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122235536.XU CN215960384U (en) | 2021-09-15 | 2021-09-15 | Front traction mouth internal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122235536.XU CN215960384U (en) | 2021-09-15 | 2021-09-15 | Front traction mouth internal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215960384U true CN215960384U (en) | 2022-03-08 |
Family
ID=80466578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122235536.XU Active CN215960384U (en) | 2021-09-15 | 2021-09-15 | Front traction mouth internal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215960384U (en) |
-
2021
- 2021-09-15 CN CN202122235536.XU patent/CN215960384U/en active Active
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