TW201402078A - Orthodontic device - Google Patents

Abstract

This invention provides an orthodontic device, which includes a brace, two elastic wires, and two joining bases, wherein the two end parts of the brace are extended toward rear side of the brace, and each end part of the brace is equipped with a collar disposed with a fixing part; those two elastic wires are connected with the fixing parts of those collars in a separable manner; and the other end of each elastic wires, oppose to the end connected with fixing part, is abutted against the joining base. The abovementioned orthodontic device is installed at the tongue side in the mouth and only needs respectively to fix the collar of the brace on the dental crown and to fix the joining base on the crown of another wisdom tooth that is relatively close to the base of the tongue and grows horizontally, so that the wisdom tooth that grows horizontally can be corrected to the right position progressively by adjusting the elastic wire, and spacing and alignment of teeth can also be corrected, while the installation process is simple and convenient, and the correction time can be shortened.

Description

Orthodontic device

The present invention relates to a device for correcting the arrangement of teeth, and more particularly to an orthodontic device for use in the oral cavity.

In addition to affecting oral health and chewing function, the dentition is not neat, and it will also affect the appearance. Therefore, more and more people use dentition correction to change the appearance of the face to enhance self-confidence, or to improve chewing incompleteness or reduce the occurrence of other oral diseases by orthodontic correction. In dental medicine, most of the gingival correction devices are used for the diagnosis and treatment of irregular dentition. In the prior art, a common orthodontic device is an intraoral fixed gingival correction device, which comprises an elastic alloy wire and a plurality of stainless steel alloy correcting pedestals fixed to the tooth surface, and the elastic alloy wire is passed through the correction base. By connecting the teeth in series, the alloy wire can supply the traction force required for the tooth to move, thereby correcting the dentition and aligning the dentition to form a nearly perfect tooth arch shape.

However, since the above-mentioned orthotic device needs to fix a plurality of stainless steel alloy correction bases one by one with the tooth surface, the operation procedure is complicated, and the overall corrective treatment process is expensive. In addition, the prior art lacks an orthodontic device for correcting horizontal growth wisdom teeth.

In view of the cumbersome and costly use of the prior art gingival correction device, it is an object of the present invention to provide an orthodontic device having an easy-to-operate, easy-to-fit and correctable horizontal growth wisdom tooth.

In order to achieve the above object, an orthodontic device kit of the present invention The utility model comprises a bracket, two elastic wires and two coupling seats, wherein both ends of the bracket extend toward the rear side of the bracket, and a ring sleeve is arranged at each end of the bracket, and the loop sleeves are mainly hollow cylinders And a fixing portion is disposed on each of the ring sleeves; the two elastic wires are detachably connected to the fixing portions of the ring sleeves respectively; and the elastic wires are respectively connected to one end of the connecting portion with the fixing portion Abut against the binding seats.

Preferably, the fastening portion is provided with a slot.

Preferably, the ring sleeve has an upper and lower opening, and includes an outer peripheral wall and an inner ring wall, wherein the fixing portion is disposed on the outer peripheral wall of the ring sleeve, and the inner ring wall forms an accommodating space.

Preferably, the elastic wire has a suitable elastic and tortuous metal wire, and sequentially includes a first end portion, a first ring portion, a loop, a second ring portion and a second end. The first end portion is connected to the first ring portion, and the two ends of the first ring portion are respectively connected with the first end portion and the return ring, and the loop is disposed on the first ring portion and the second ring portion Between the ring portions, the second ring portion is disposed between the loop and the second end.

More preferably, one end of the first end portion is detachably inserted into the slot of the fixing portion; wherein the first ring portion is of an Ω type and is disposed between the first end portion and the return ring, And having an opening facing the fixing portion of the collar; wherein the second ring portion is U-shaped and has two end arms respectively connected to the loop and the second end, the two ends The arms are adjacent to each other and extend away from the axial direction of the collar; wherein the second end extends toward the rear side of the bracket, and the second end and the second end are joined to the second loop The seat is against the top.

Preferably, the binding base comprises a head, a cylinder and a The base, wherein the head is connected to one end of the cylinder, and the other end of the cylinder is connected to the base with respect to the other end of the head.

Preferably, the outer diameter of the head of the joint is larger than the outer diameter of the cylinder, and the base of the fixing portion is provided with a plurality of perforations.

Preferably, the bracket, the ring sleeve and the elastic wire system 303 stainless steel, 316L stainless steel, cobalt chromium alloy, titanium molybdenum alloy, titanium nickel alloy titanium nickel aluminum alloy, titanium nickel zirconium alloy or titanium six aluminum four vanadium alloy production.

More preferably, the outer diameter of the bracket is between 0.04 inches and 0.15 inches; the outer diameter of the elastic line is between 0.02 inches and 0.1 inches.

The orthodontic device of the present invention is installed on the lingual side of the oral cavity in use, and only needs to fix the ring sleeve of the bracket to the crown, so that the bracket is located between the tooth and the tongue, by adjusting the bracket The stress between the ring sleeve and the loop sleeve achieves the purpose of correcting the spacing of the teeth, so the process of the device is relatively simple and convenient, and it is not easy to observe from the appearance when worn, so the cost of the orthodontic treatment is reduced and the wear is not affected. The beauty of the advantages. In addition, the binding seat is fixed to a horizontally growing wisdom tooth crown, and by increasing the distance between the two ends of the second ring portion of the elastic wire, the second end portion is stretched toward the tongue root toward the joint seat, and the loop is looped. Abutting against the ring sleeve, and forming a weighed thrust, based on the principle of the lever, based on the center of the wisdom tooth, the second ring portion and the second end portion are joined to each other and the second end portion is pushed to be provided with a joint seat. The crown of the wisdom tooth moves toward the base of the tongue, and the root of the wisdom tooth moves toward the tip of the tongue, so that by adjusting the elastic line each time, the horizontally growing wisdom tooth is gradually aligned and perpendicular to the gum, and can be The traction force of the bracket corrects the distance between other teeth, which not only increases the correction effect but also shortens the correction time.

Referring to FIG. 1, the orthodontic device 1 of the present invention comprises a bracket 10, two elastic wires 20 and two coupling seats 30.

Referring to FIG. 1 and FIG. 2, the bracket 10 is a U-shaped stainless steel wire in the shape of a dental arch. The bracket 10 has appropriate elasticity, and the central portion of the bracket 10 is bent so that the end portions 11 are oriented. The rear end of the bracket 10 is extended; the two end portions 11 of the bracket 10 are respectively connected with a corresponding ring sleeve 12, and the loop sleeves 12 are mainly hollow cylinders and have upper and lower openings, and the loop sleeves 12 include outer circumferences. a wall and an inner ring wall, wherein the outer peripheral wall is connected to the bracket 10, the inner ring wall defines an accommodating space for accommodating the crown, and the ring sleeve 12 can be cast according to the user's crown to match the tooth The crown is shaped and firmly seated on the crown. The outer peripheral wall of the ring sleeve 12 is provided with a fixing portion 13 opposite to the bracket 10 and the ring sleeve 12, and the fixing portion 13 is provided with a slot 131.

Referring to FIG. 2 , the elastic wire 20 is a wire having a suitable elasticity and a meandering, and includes a first end portion 21 , a first ring portion 22 , a loop 23 , and a second ring portion 24 . And a second end portion 25. The first end portion 21 is linearly and detachably inserted into the slot 131 of the fixing portion 13; wherein the first ring portion 22 is of an Ω type and is disposed between the first end portion 21 and the loop 23 And having an opening facing the fixing portion 13 of the collar 12; wherein the loop 23 is located between the second ring portion 24 and the first ring portion 22; wherein the second ring portion 24 is U-shaped. There are two end arms, which are respectively connected with the return ring 23 and the second end portion 25, the two end arms are close to each other and extend away from the axial direction of the collar 12; wherein the second end portion 25 is One end of the second ring portion 24 is connected to the rear side of the bracket 10, and the second end portion 25 and the second end portion 25 and the second ring portion 24 are extended. The junction is abutted against the joint 30.

Referring to FIG. 1 , the joint 30 is made of a metal material and includes a head 31 , a cylinder 32 , and a base 33 having a plurality of perforations. The head 31 is connected to one end of the cylinder 32 . The other end of the cylinder 32 is connected to the base 33 with respect to the other end of the head 31, and the outer diameter of the head 31 is larger than the outer diameter of the cylinder 32, and the base 33 is adhered to the crown by an adhesive, wherein the base is fixed. A plurality of perforations of 33 enhance the fixation of the adhesive.

In a preferred embodiment of the invention, the collar 12 is attached to the bracket 10 by soldering; the spring 20 is connected to the slot 131 of the fastening portion 13 by soldering.

In a preferred embodiment of the present invention, the bracket 10, the collar 12 and the elastic wire 20 are 303 stainless steel, 316L stainless steel, cobalt chromium alloy, titanium molybdenum alloy, titanium nickel alloy titanium nickel aluminum alloy, titanium nickel zirconium alloy or titanium. Made of six aluminum four vanadium alloy. In a preferred embodiment of the invention, the outer diameter of the bracket 10 is 0.04 inches; the outer diameter of the spring is 0.02 inches.

For the preferred embodiment of the present invention, please refer to FIG. 2 to FIG. 4, the first end of the elastic wire 20 is attached to the crown of the wisdom tooth which needs to be corrected by adhesive bonding to the horizontal growth. 21 is fixed in advance in the slot 131 of the fixing portion 13 of the bracket 10 by welding, and the loop 23 of the elastic wire 20 is abutted against the ring sleeve 12 which is sleeved on the large molar. Then, the ring sleeve 12 connected to the two ends of the bracket 10 is sleeved on the crown of a large molar tooth in front of the wisdom tooth, and the second ring portion 24 is located on the large molar tooth with the sleeve 12 sleeve and has the coupling seat 30. Between the adhesive wisdom teeth, and the second end portion 25 abuts against the column 32 of the coupling seat 30; after about 3 to 4 weeks, as shown by the broken line in FIG. 2, the second ring portion 24 of the elastic wire 20 is added. The arms are spaced at both ends, and the second end portion 25 is adjacent to the coupling seat 30. Stretching toward the base of the tongue, and the loop 23 abuts against the loop 12 to form a so-called thrust. Based on the principle of the lever, the center of the wisdom tooth adhered to the joint 30 is used as a base point, and the second loop portion 24 and the second portion The end of the end portion 25 and the second end portion 25 push the crown of the wisdom tooth to move toward the base of the tongue, and the root of the wisdom tooth moves toward the tip of the tongue to straighten the horizontally grown wisdom tooth perpendicular to the gum. By the traction force of the bracket 10 to correct the distance between other teeth, not only can the correction effect be increased, the correction time can be shortened, and the wearing is convenient.

1‧‧‧Orthodontic device

10‧‧‧ bracket

11‧‧‧End

12‧‧‧

13‧‧‧Fixed Department

131‧‧‧ slots

20‧‧‧Wire line

21‧‧‧ first end

22‧‧‧ First Ring

23‧‧‧ Loop

24‧‧‧ Second Ring

25‧‧‧second end

30‧‧‧ joint

31‧‧‧ head

32‧‧‧Cylinder

33‧‧‧Base

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective exploded view of a preferred embodiment of the present invention.

Figure 2 is a partial enlarged view of a preferred embodiment of the present invention.

Figure 3 is a top plan view showing a preferred embodiment of the present invention.

Figure 4 is a side elevational view of a preferred embodiment of the present invention.

1‧‧‧Orthodontic device

10‧‧‧ bracket

11‧‧‧End

12‧‧‧

13‧‧‧Fixed Department

131‧‧‧ slots

20‧‧‧Wire line

30‧‧‧ joint

31‧‧‧ head

32‧‧‧Cylinder

33‧‧‧Base

Claims (11)

An orthodontic device includes a bracket, two elastic wires, and two coupling seats, wherein both ends of the bracket extend toward the rear side of the bracket, and a ring sleeve is respectively disposed at each end of the bracket, and the rings are respectively provided. The main body is in the form of a hollow cylinder, and each of the ring sleeves is provided with a fixing portion; the two elastic wires are detachably connected to the fixing portions of the ring sleeves respectively; and the elastic wires are fixed and fixed One of the connection ends is abutted against the combination. The orthodontic device of claim 1, wherein the fixing portion is provided with a slot. The orthodontic device according to claim 1, wherein the ring sleeve has upper and lower openings, and includes a peripheral wall and an inner ring wall, wherein the fixing portion is disposed on the outer peripheral wall of the ring and is connected with the bracket and the ring sleeve And an accommodating space is formed by the inner ring wall. The orthodontic device according to claim 1, wherein the bracket, the ring sleeve and the elastic thread system 303 stainless steel, 316L stainless steel, cobalt chromium alloy, titanium molybdenum alloy, titanium nickel alloy titanium nickel aluminum alloy, titanium nickel zirconium alloy or titanium six Made of aluminum four vanadium alloy. The orthodontic device of claim 4, wherein the outer diameter of the bracket is between 0.04 inches and 0.15 inches; and the outer diameter of the elastic line is between 0.02 inches and 0.1 inches. . The orthodontic device according to any one of claims 1 to 5, wherein the elastic thread has a suitably elastic and tortuous metal wire, and sequentially includes a first end portion, a first ring portion, a loop, a second ring portion and a second end portion, wherein the two ends of the first end portion are respectively connected to the ring sleeve and the first ring portion, and the two ends of the first ring portion are respectively connected with the first end portion and the ring Circle connection, The loop is disposed between the first ring portion and the second ring portion, and the second ring portion is disposed between the loop system and the second end portion. The orthodontic device according to claim 6, wherein the first end portion is detachably inserted into the slot of the fixing portion; wherein the first ring portion is of an Ω type and is disposed at the first end and the loop Between and with an opening, the opening is toward the fixing portion of the collar. The orthodontic device of claim 6, wherein the second ring portion is U-shaped and has two end arms, the end arms being respectively connected to the loop and the second end, the two ends being close to each other, And extending away from the axial direction of the collar. The orthodontic device according to claim 6, wherein the second end portion extends toward the rear side of the bracket, and the second end portion and the second end portion meet the second ring portion and abut against the joint seat. The orthodontic device according to claim 1, wherein the binding seat comprises a head, a cylinder and a base, wherein the head is connected to one end of the cylinder, and the other end of the cylinder is opposite to the head The base is connected to the base; the second end of the elastic wire is abutted against the cylinder. The orthodontic device according to claim 10, wherein the outer diameter of the head of the joint is larger than the outer diameter of the cylinder, and the base of the fixed portion is provided with a plurality of perforations.