CN220141847U

CN220141847U - Tooth traction support

Info

Publication number: CN220141847U
Application number: CN202321018085.7U
Authority: CN
Inventors: 戴峰峰; 叶茂珊; 叶茂昌
Original assignee: Hangzhou Huaguan Medical Equipment Co ltd
Current assignee: Hangzhou Huaguan Medical Equipment Co ltd
Priority date: 2023-04-29
Filing date: 2023-04-29
Publication date: 2023-12-08
Anticipated expiration: 2033-04-29

Abstract

The utility model provides a tooth traction support, includes jaw support piece and two sets of symmetrical traction correction support, jaw support piece includes permanent tooth fixing base and supporting wire, traction correction support includes first support and second support, first support is arranged in the permanent molar one side of waiting to correct, the second support is arranged in the permanent molar opposite side of waiting to correct, permanent tooth fixing base one end is connected with supporting wire, the permanent tooth fixing base other end and first support connection, first support with be equipped with annular thin steel wire between the second support, annular thin steel wire sets up in the top clearance of two teeth, be provided with a set of position structure between first support and the permanent molar of waiting to correct, be provided with another set of position structure between second support and the permanent molar of waiting to correct, accomplish the correction to the tooth under the circumstances that does not influence patient's feeding and speaking.

Description

Tooth traction support

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a tooth traction bracket.

Background

The uneven teeth are easy to accumulate food residues, easy to cause decayed teeth and gingival inflammation, and the serious people can further develop periodontal diseases due to the occurrence of dental calculus deposition. Among the many ectopic tooth types, the probability of occurrence of permanent molar ectopic is low. However, permanent molar ectopic treatment is difficult. Because the common ectopic teeth are corrected by adopting constant molar teeth on the same side as the tension points, the tension points are difficult to select by the constant molar teeth ectopic. The current approach to correcting permanent molar dystopy is to use a stent with the hard palate or lingual base as the fulcrum. Such a regimen is detrimental to the patient's feeding speech. To this end, the utility model proposes a dental traction stent.

Disclosure of Invention

Based on the above, it is necessary to provide a dental traction bracket for the problem that the correction of a constant molar correction bracket is unfavorable for the patient to speak while eating.

The utility model provides a tooth traction support, which comprises a jaw support and two groups of symmetrical traction correction supports, wherein the jaw support comprises a constant tooth fixing seat and a support steel wire, the traction correction supports comprise a first support and a second support, the first support is arranged on one side of constant teeth to be corrected, the second support is arranged on the other side of the constant teeth to be corrected, one end of the constant tooth fixing seat is connected with the support steel wire, the other end of the constant tooth fixing seat is connected with the first support, an annular thin steel wire is arranged between the first support and the second support, the annular thin steel wire is arranged in a top gap of two teeth, a group of positioning structures are arranged between the first support and the constant teeth to be corrected, another group of positioning structures are arranged between the second support and the constant teeth to be corrected, the first support is provided with a wire tightening structure, the wire tightening structure is arranged on one side of the first support, which is far away from the constant teeth to be corrected, the first support is provided with a first contact tooth, the first support is provided with a second contact tooth, the first support is in contact tooth, the first contact tooth is in contact tooth with the second contact tooth, and the first tooth is in contact tooth rotation.

Further, the positioning structure is provided with a bottom plate, the bottom plate is fixedly connected to the side face of the constant grinding teeth to be corrected, a sliding rail is arranged on one side, away from the constant grinding teeth to be corrected, of the bottom plate, and a sliding block is sleeved on the sliding rail.

Further, the sliding rail is provided with a plurality of limit grooves, the sliding block is provided with a locking hole, a limit nail is arranged in the locking hole, and the limit nail is accommodated in the limit grooves.

Further, the locking hole comprises a first through hole and a second through hole, the diameter of the first through hole is smaller than that of the second through hole, and the first through hole and the second through hole are communicated.

Further, the slider is further provided with a nail-lifting groove, the nail-lifting groove is communicated with the second through hole, and the depth of the nail-lifting groove is larger than that of the second through hole.

Further, the limiting nail is a countersunk head nail, and the thickness of the head of the limiting nail is equal to the depth of the second through hole.

Further, a first elastic piece is arranged at one end of the sliding block, a second elastic piece is arranged at the other end of the sliding block, the annular thin steel wire is attached to the surface of the first elastic piece, and the annular thin steel wire is attached to the surface of the second elastic piece.

Further, one end of the first elastic sheet, which is far away from the sliding block, is provided with a first bending part, one end of the second elastic sheet, which is far away from the sliding block, is provided with a second bending part, and the annular thin steel wire is limited at the first bending part and the second bending part.

Further, the first bending part is close to the constant molar end face to be corrected, and the second bending part is close to the constant molar end face to be corrected.

Further, the wire tightening structure is provided with an annular groove, and a part of the annular thin steel wire is arranged in the annular groove.

The utility model has the technical advantages that:

the annular thin steel wire is arranged for providing acting force for correcting constant molar teeth, and the annular thin steel wire is arranged in a gap between two teeth, so that feeding and speaking of a patient are not affected;

the jawbone support, the first bracket and the second bracket are arranged for providing templates for correcting constant molar teeth, so that the abnormal constant molar teeth can grow according to a preset track;

the tightening structure is used for tightening the annular thin steel wire, so that the acting force of the first bracket and the second bracket on the ectopic constant molar is maintained in the whole period of correcting the ectopic constant molar.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, are incorporated in and constitute a part of this specification. The drawings and their description are illustrative of the utility model and are not to be construed as unduly limiting the utility model.

FIG. 1 is a schematic view of a dental traction stent according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a positioning structure, a first bracket and a second bracket of a tooth traction bracket according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a positioning structure and a tightening structure of a dental traction stent according to an embodiment of the present utility model;

fig. 4 is a side view of a positioning structure and a tightening structure of a tooth traction bracket according to an embodiment of the present utility model.

Reference numerals:

1-a jaw bone support; 110-permanent tooth fixing seat; 111-supporting steel wires; 2-traction correction bracket; 21-a first scaffold; 22-a second bracket; 3-annular thin steel wires; 4-a positioning structure; 5-a wire tightening structure; 51-an annular groove; 6-first contact teeth; 7-a second contact tooth; 8-a bottom plate; 9-sliding rails; 10-sliding blocks; 11-a limit groove; 12-locking holes; 13-limiting nails; 14-a first through hole; 15-a second through hole; 16-a nail lifting groove; 17-a first elastic sheet; 18-a second spring plate; 19-a first bend; 20-second bending part.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The utility model provides a tooth traction bracket.

As shown in fig. 1, in one embodiment of the present utility model, the present utility model includes a jaw support 1 and two symmetrical sets of traction correction brackets 2, the jaw support 1 includes a permanent tooth fixing base 110 and a support wire 111, the traction correction brackets 2 include a first bracket 21 and a second bracket 22, the first bracket 21 is disposed on one side of the permanent tooth to be corrected, the second bracket 22 is disposed on the other side of the permanent tooth to be corrected, one end of the permanent tooth fixing base 110 is connected with the support wire 111, the other end of the permanent tooth fixing base 110 is connected with the first bracket 21, the permanent tooth fixing base 110 is used for anchoring a fixed position, the traction correction brackets 2 adjust the permanent tooth to be corrected based on this, the support wire 111 has a certain elasticity, the support wire 111 is used for maintaining the distance and symmetry of the traction correction brackets 2 on both sides, i.e. the width of the jaw, and the traction correction brackets 2 are prevented from leaning the whole inside or outside of the tooth to cause jaw deformity.

As shown in fig. 1 to 4, in an embodiment of the present utility model, an annular thin steel wire 3 is disposed between the first support 21 and the second support 22, the annular thin steel wire 3 is disposed at a top gap between two teeth, a group of positioning structures 4 is disposed between the first support 21 and the permanent tooth to be corrected, another group of positioning structures 4 is disposed between the second support 22 and the permanent tooth to be corrected, the first support 21 is provided with a tightening structure 5, the tightening structure 5 is disposed on a side of the first support 21 away from the permanent tooth to be corrected, the tightening structure 5 is provided with a first contact tooth 6, the first support 21 is provided with a second contact tooth 7, the first contact tooth 6 and the second contact tooth 7 are mutually attached, and the first contact tooth 6 is rotationally connected with the second contact tooth 7.

The embodiment relates to a tooth traction support, which is characterized in that an annular thin steel wire 3 is arranged, so that the annular thin steel wire 3 provides acting force for correcting constant molar, and the annular thin steel wire 3 is arranged in a gap between two teeth, so that feeding and speaking of a patient are not influenced. The tooth traction bracket is provided with the first bracket 21 and the second bracket 22, so that the first bracket 21 and the second bracket 22 provide templates for correcting constant molar teeth, and the ectopic constant molar teeth can grow according to a preset track. The tooth traction support is provided with the tightening structure 5, so that the tightening structure 5 can fasten the annular thin steel wire 3, and the acting force of the first support 21 and the second support 22 on the ectopic constant molar can be maintained in the whole period of correcting the ectopic constant molar. The tooth traction support is provided with the positioning structure 4, so that the positioning structure 4 can adjust the positions of the first support 21 and the second support 22 relative to the abnormal constant molar at different stages of the whole correcting period, and the whole tooth traction support is ensured to adapt to the radian of the side wall of the constant molar to be corrected.

As shown in fig. 1 to 4, in an embodiment of the present utility model, the positioning structure 4 is provided with a bottom plate 8, the bottom plate 8 is fixedly connected to a side surface of a constant molar to be corrected, a sliding rail 9 is disposed on a side of the bottom plate 8 away from the constant molar to be corrected, the sliding rail 9 is sleeved with a sliding block 10, the sliding rail 9 is provided with a plurality of limiting grooves 11, the sliding block 10 is provided with a locking hole 12, a limiting nail 13 is disposed in the locking hole 12, the limiting nail 13 is accommodated in the limiting groove 11, the locking hole 12 includes a first through hole 14 and a second through hole 15, the diameter of the first through hole 14 is smaller than that of the second through hole 15, the first through hole 14 and the second through hole 15 are conducted, the sliding block 10 is further provided with a nail lifting groove 16, the nail lifting groove 16 is conducted with the second through hole 15, the depth of the nail lifting groove 16 is greater than that of the second through hole 15, the limiting nail 13 is a countersunk nail, and the thickness of the head of the limiting nail 13 is equal to the depth of the second through hole 15.

The present embodiment relates to the positioning structure 4, and in most of the whole correction period, the positioning structure 4 is relatively fixed, so that the limit groove 11 on the slide rail 9 is required to be matched with the limit nail 13 of the slide block 10, so as to ensure that the slide rail 9 and the slide block 10 are relatively fixed. When one correction stage is finished, the operating doctor can pull out the limit nail 13 through the nail pulling groove 16 which is communicated with the second through hole 15 and has a depth larger than that of the second through hole 15, and the position of the sliding block 10 is ensured to meet the requirement of the next correction stage by adjusting the relative positions of the locking hole 12 and the plurality of limit grooves 11. The spacing nail 13 is a countersunk head nail, and the thickness of the head of the spacing nail 13 is equal to the depth of the second through hole 15, so as to ensure the surface of the sliding block 10 to be relatively flat, reduce the uncomfortable feeling of the patient as much as possible, and reduce the food residues to be clamped at the head of the spacing nail 13 as much as possible.

As shown in fig. 1 to 4, in an embodiment of the present utility model, a first elastic sheet 17 is disposed at one end of the slider 10, a second elastic sheet 18 is disposed at the other end of the slider 10, the annular thin steel wire 3 is attached to the surface of the first elastic sheet 17, the annular thin steel wire 3 is attached to the surface of the second elastic sheet 18, a first bending portion 19 is disposed at one end of the first elastic sheet 17 away from the slider 10, a second bending portion 20 is disposed at one end of the second elastic sheet 18 away from the slider 10, the annular thin steel wire 3 is limited at the first bending portion 19 and the second bending portion 20, the first bending portion 19 is close to a constant molar end face to be corrected, the second bending portion 20 is close to a constant molar end face to be corrected, the tightening structure 5 is provided with an annular groove 51, and a portion of the annular thin steel wire 3 is disposed at the annular groove 51.

The present embodiment relates to a first bracket 21 and a second bracket 22. In fact, the first elastic piece 17 and the second elastic piece 18 belong to the main structure of the first bracket 21 and the second bracket 22, but in order to reduce the volume of the first bracket 21 and the second bracket 22, the first elastic piece 17 and the second elastic piece 18 are fixedly connected. The first elastic sheet 17 and the second elastic sheet 18 are both sheet-shaped long metal sheets, which are beneficial to unfolding the annular thin steel wire 3, so that the annular thin steel wire 3 is not blocked by the tooth structure, and the effective acting force is applied to the whole tooth traction support. It is worth mentioning that the annular groove 51 of the wire tightening structure 5 is used for receiving the endless steel wire 3 being bundled.

The technical features of the above embodiments may be combined arbitrarily, and the steps of the method are not limited to the execution sequence, so that all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description of the present specification.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.

Claims

1. The utility model provides a tooth traction support, its characterized in that includes jaw support piece (1) and two sets of symmetrical traction correction support (2), jaw support piece (1) include permanent tooth fixing base (110) and support wire (111), traction correction support (2) include first support (21) and second support (22), first support (21) set up in the permanent tooth one side of waiting to correct, second support (22) set up in the permanent tooth opposite side of waiting to correct, permanent tooth fixing base (110) one end is connected with support wire (111), permanent tooth fixing base (110) other end and first support (21) are connected, be equipped with annular thin wire (3) between first support (21) and second support (22), annular thin wire (3) set up in the top clearance of two teeth, be provided with a set of position setting structure (4) between first support (21) and the permanent tooth of waiting to correct, be provided with another set of position setting structure between second support and the permanent tooth of waiting to correct, first support (110) other end and first support (21) are connected with first support (21), be equipped with first support (6) are equipped with wire knot structure (6) and first tooth wire knot (7) are contacted with each other, first support (6) are equipped with tooth knot wire knot (7) and are contacted with each other, the first contact teeth (6) are rotatably connected with the second contact teeth (7).

2. Tooth traction support according to claim 1, characterized in that the positioning structure (4) is provided with a bottom plate (8), the bottom plate (8) is fixedly connected to the side of the permanent molar to be corrected, a sliding rail (9) is arranged on the side of the bottom plate away from the permanent molar to be corrected, and a sliding block (10) is sleeved on the sliding rail (9).

3. Tooth traction bracket according to claim 2, characterized in that the sliding rail (9) is provided with a plurality of limit grooves (11), the sliding block is provided with a locking hole (12), a limit nail (13) is arranged in the locking hole, and the limit nail is accommodated in the limit groove.

4. A dental traction bracket according to claim 3, characterized in that the locking hole (12) comprises a first through hole (14) and a second through hole (15), the first through hole (14) having a smaller diameter than the second through hole (15), the first and second through holes being in communication.

5. Tooth-traction bracket according to claim 4, characterized in that the slider (10) is further provided with a nail-lifting groove (16), the nail-lifting groove (16) being in communication with the second through-hole (15), the depth of the nail-lifting groove (16) being greater than the depth of the second through-hole.

6. A dental traction bracket according to claim 5, characterized in that the head thickness of the spacing pin (13) is equal to the depth of the second through hole.

7. Tooth traction bracket according to claim 2, characterized in that one end of the slider (10) is provided with a first spring (17), the other end of the slider is provided with a second spring (18), the annular steel wire (3) is attached to the surface of the first spring (17), and the annular steel wire (3) is attached to the surface of the second spring (18).

8. Tooth traction bracket according to claim 7, characterized in that the end of the first spring (17) remote from the slider (10) is provided with a first bending part (19), the end of the second spring (18) remote from the slider is provided with a second bending part (20), and the annular steel filament (3) is limited in the first bending part and the second bending part.

9. A dental traction bracket according to claim 8, characterized in that the first bending part (19) is adjacent to the permanent molar end face to be corrected and the second bending part (20) is adjacent to the permanent molar end face to be corrected.

10. Tooth-traction bracket according to claim 9, characterized in that the tightening structure (5) is provided with an annular groove (51) in which a part of the annular wire is arranged.