CN218943548U - Tooth torque control device - Google Patents
Tooth torque control device Download PDFInfo
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- CN218943548U CN218943548U CN202222953028.XU CN202222953028U CN218943548U CN 218943548 U CN218943548 U CN 218943548U CN 202222953028 U CN202222953028 U CN 202222953028U CN 218943548 U CN218943548 U CN 218943548U
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- shaped structure
- tooth
- control device
- torque control
- force applying
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Abstract
The utility model discloses a tooth torque control device which comprises an elastic steel wire, wherein the elastic steel wire is bent into a U-shaped structure, the left side and the right side of the U-shaped structure are respectively bent towards the same side of the U-shaped structure, a left force applying arm is formed after the left side is bent, a right force applying arm is formed after the right side is bent, and the free ends of the left force applying arm and the right force applying arm are connected with the ends of a main arch wire. When the tooth torque control device is used, the tooth torque control device is arranged on the cheek side of a tooth to be corrected, the bracket on the tooth surface is located in the middle of the U-shaped structure, the main arch wire penetrates through the connecting drag hooks or the connecting pull rings on the left side and the right side and the grooves of the bracket, the U-shaped structure of the elastic steel wire is pressed on the inner side of the main arch wire, the main arch wire applies pressure to the connecting drag hooks or the connecting pull rings to the tooth surface, the pressure is transmitted to the bottom of the U-shaped structure through the left force applying arm, the right force applying arm and the left side and the right side of the U-shaped structure, further an inward force is applied to the neck of the tooth, and the tooth root moves inwards gradually, so that the purpose of correcting the tooth torque is achieved.
Description
Technical Field
The utility model relates to a medical instrument for oral cavity use, in particular to a tooth torque control device.
Background
In the orthodontic process, the situation that the dental crown is too inclined in the lingual direction and the dental root is too biased to the labial and buccal sides is often encountered, and bone windowing and bone cracking occur on the labial and buccal sides of the teeth; similar situations are also frequent in non-orthodontic people. This may occur in a single tooth or in multiple teeth. This condition has an impact not only on the aesthetic appearance of the patient, but also on the oral and jaw health of the patient; correction is needed to correct the torque.
Bracket inversion bonding, the application of high torque brackets, archwire torque assisted tear-drop bending (or key bending, etc.), or torque secondary bending, etc. are the primary methods of torque modification, but the methods are either less than ideal (short moment arm of torque), or more complex.
Disclosure of Invention
In view of the above-mentioned shortcomings in the prior art, the present utility model provides a tooth torque control device.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a tooth torque control device, includes elastic steel wire, elastic steel wire bends into U type structure, and the left side and the right side of U type structure are buckled to the same side of U type structure respectively, and the left side is buckled the back and is formed left force applying arm, and the right side is buckled the back and is formed right force applying arm, left force applying arm and right force applying arm's free end is connecting main arch wire end.
As a preferable scheme of the utility model, the connecting main archwire ends on the left force applying arm and the right force applying arm are connecting drag hooks or connecting pull rings.
As a preferable scheme of the utility model, the distance between the connecting drag hook or the connecting pull ring and the top end of the U-shaped structure is 2-9mm, and the distance between the connecting drag hook or the connecting pull ring and the bottom end of the U-shaped structure is 2-5mm.
As a preferred embodiment of the utility model, the distance between the left side and the right side of the U-shaped structure is 3-30mm (3-7 mm for single tooth; 30mm for multiple teeth).
As a preferable scheme of the utility model, an elastic ring is formed at the left bending part and the right bending part of the U-shaped structure.
As a preferable scheme of the utility model, the left bending part and the right bending part of the U-shaped structure are respectively provided with a far middle ring.
As a preferable scheme of the utility model, the left bending part and the right bending part of the U-shaped structure are respectively provided with a far-middle protrusion.
The utility model has the technical effects that: the tooth torque control device is arranged on the labial cheek side of teeth to be corrected, a bracket on the tooth surface is positioned in the middle of a U-shaped structure, a main arch wire penetrates through connecting drag hooks or connecting pull rings on the left side and the right side and grooves of the bracket, the U-shaped structure of an elastic steel wire is pressed on the inner side of the main arch wire, the main arch wire applies pressure to the connecting drag hooks or the connecting pull rings to the tooth surface, the pressure is transmitted to the bottom of the U-shaped structure through a left force applying arm, a right force applying arm and the left side and the right side of the U-shaped structure, further an inward force is applied to the neck of the teeth, and tooth roots gradually move inwards, so that the purpose of correcting tooth torque is achieved.
Drawings
FIG. 1 is a schematic view of a tooth torque control device;
FIG. 2 is a schematic view of a tooth torque control device mounted on the labial and buccal sides of a tooth to be straightened;
fig. 3 is a schematic view of a tooth torque control device for torque control of teeth.
In the figure: 1-an elastic steel wire; 2-left force applying arm; 3-right force applying arm; 4-connecting drag hook or connecting pull ring; 5-teeth; 6-bracket; 7-a primary archwire; 8-an elastic ring; 9-ligature wire or ligature ring.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1 and 2, a tooth torque control device comprises an elastic steel wire 1, wherein the elastic steel wire 1 is bent into a U-shaped structure, the left side and the right side of the U-shaped structure are respectively bent towards the same side of the U-shaped structure, a left force application arm 2 is formed after the left side is bent, a right force application arm 3 is formed after the right side is bent, and the free ends of the left force application arm 2 and the right force application arm 3 are connected with a main arch wire end. In the embodiment, the connecting main arch wire ends on the left force application arm 2 and the right force application arm 3 are connecting draw hooks or connecting pull rings 4.
The distance between the connecting drag hook or the connecting pull ring 4 and the top end of the U-shaped structure is 2-9mm, the distance between the connecting drag hook or the connecting pull ring 4 and the bottom end of the U-shaped structure is 2-5mm, and after the main arch wire 7 passes through the groove of the tooth torque control device, which is used for connecting the drag hook or the connecting pull ring 4 and the bracket 6, the top end of the U-shaped structure does not exceed the top of the tooth, and the bottom end of the U-shaped structure does not exceed the neck of the tooth and then presses the gum. The distance between the left and right sides of the U-shaped structure is 3-30mm (3-7 mm for a single tooth; 30mm for multiple teeth) which is greater than the width between the brackets 6 or brackets and less than the total width of the single tooth 5 or multiple teeth. The left bending part and the right bending part of the U-shaped structure are respectively provided with an elastic ring 8, the tooth torque control device is arranged on the cheek side of the tooth 5 to be corrected, and then the left elastic ring 8 and the right elastic ring 8 are tied by a ligature wire or a ligature ring 9, as shown in figure 3, the left side and the right side of the U-shaped structure can be prevented from sliding to the left side and the right side of the tooth 5. The left bending part and the right bending part of the U-shaped structure can be used for forming the far-middle ring, or the left bending part and the right bending part of the U-shaped structure are both formed with the far-middle protrusions, and ligature wires or ligature rings 9 are ligatured on the left ring and the right ring or the protrusions, so that the left side and the right side of the U-shaped structure can be prevented from sliding towards the left side and the right side of the tooth 5.
When the tooth torque control device is used, the tooth torque control device is arranged on the cheek side of a tooth 5 to be corrected, the bracket 6 on the tooth surface is positioned in the middle of the U-shaped structure, as shown in fig. 2, the main arch wire 7 passes through the connecting drag hook or the connecting pull ring 4 on the left side and the right side and the groove of the bracket 6, the U-shaped structure of the elastic steel wire 1 is pressed on the inner side of the main arch wire 7, and then the ligature wire or the ligature ring 9 is ligatured on the left elastic ring 8 and the right elastic ring 8, as shown in fig. 3, the main arch wire 7 applies a pressure to the tooth surface, the pressure is transmitted to the bottom of the U-shaped structure through the left force application arm 2, the right force application arm 3 and the left side and the right side of the U-shaped structure, the bottom of the U-shaped structure applies an inward force to the neck of the tooth, and the tooth root moves gradually inwards, so that the purpose of correcting tooth torque is achieved.
The tooth torque control device can be used for a single tooth, and the distance between the left side and the right side of the U-shaped structure is only required to be 3-7 mm. Of course, the tooth torque control device can be used for two or more teeth at the same time, and the distance between the left side and the right side of the U-shaped structure is only required to be widened, and the distance between the left side and the right side of the U-shaped structure can be 30mm.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (5)
1. A tooth torque control device, characterized by: the device comprises an elastic steel wire (1), wherein the elastic steel wire (1) is bent into a U-shaped structure, the left side and the right side of the U-shaped structure are respectively bent towards the same side of the U-shaped structure, a left force application arm (2) is formed after the left side is bent, a right force application arm (3) is formed after the right side is bent, and the free ends of the left force application arm (2) and the right force application arm (3) are connected with a main arch wire end;
the connecting main archwire ends on the left force application arm (2) and the right force application arm (3) are connecting drag hooks or connecting pull rings (4);
an elastic ring (8) is formed at the left bending part and the right bending part of the U-shaped structure.
2. A dental torque control device according to claim 1, wherein: the distance between the connecting drag hook or the connecting pull ring (4) and the top end of the U-shaped structure is 2-9mm, and the distance between the connecting drag hook or the connecting pull ring (4) and the bottom end of the U-shaped structure is 2-6mm.
3. A dental torque control device according to claim 1, wherein: the distance between the left side and the right side of the U-shaped structure is 3-30mm.
4. A tooth torque control device according to any one of claims 1 to 3, wherein: the left bending part and the right bending part of the U-shaped structure are respectively provided with a far middle ring.
5. A tooth torque control device according to any one of claims 1 to 3, wherein: the left side bending part and the right side bending part of the U-shaped structure are respectively provided with a far-middle protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222953028.XU CN218943548U (en) | 2022-11-07 | 2022-11-07 | Tooth torque control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222953028.XU CN218943548U (en) | 2022-11-07 | 2022-11-07 | Tooth torque control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218943548U true CN218943548U (en) | 2023-05-02 |
Family
ID=86104896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222953028.XU Active CN218943548U (en) | 2022-11-07 | 2022-11-07 | Tooth torque control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218943548U (en) |
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2022
- 2022-11-07 CN CN202222953028.XU patent/CN218943548U/en active Active
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