CN215839601U

CN215839601U - Double-traction appliance

Info

Publication number: CN215839601U
Application number: CN202122002806.2U
Authority: CN
Inventors: 杨立江; 岳江
Original assignee: Shanghai Alemu Health Technology Co ltd
Current assignee: Shanghai Alemu Health Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-02-18
Anticipated expiration: 2031-08-24

Abstract

The utility model belongs to the technical field of orthodontic appliances, in particular to a double-traction appliance, which comprises two belt rings, wherein the outer end of each belt ring is provided with a buccal tube, an arch wire is connected between the buccal tubes at two ends, the outer wall of the arch wire is provided with a plurality of bases, the front ends of the bases are internally provided with sliding grooves, the inner parts of the sliding grooves are slidably connected with a first bracket wing and a second bracket wing, the inner parts of two ends of the second bracket wing are slidably connected with guide rods, the upper ends of the guide rods are fixedly provided with push plates, the upper parts of the front ends of the bases are fixedly provided with lead screws, the outer walls of the lead screws are rotatably connected with eccentric blocks, two sides of the front ends of the belt rings are provided with ear buckles, the belt rings and the ear buckles are integrally formed, the opposite surfaces of the first bracket wing and the second bracket wing are respectively provided with grooves, the lower ends of the guide rods are fixedly connected with the first bracket wing, and the problem that the existing appliance needs to fasten bracket through ligature wires is solved, the doctor needs to tension the bracket on the tooth in sequence during regular double-examination, which is a problem of labor waste.

Description

Double-traction appliance

Technical Field

The utility model belongs to the technical field of orthodontic appliances, and particularly relates to a double-traction appliance.

Background

When teeth are orthodontic, the coordination among facial bones, teeth and nerves and muscles of the maxillofacial part is adjusted through various orthodontic devices, namely, abnormal relations among upper and lower jawbones, between upper and lower teeth, between teeth and jawbones and between nerves and muscles connecting the teeth and the jawbones are adjusted, and the final orthodontic aim is to achieve the balance, stability and beauty of an oromandibular system. The correction of the malocclusion (occlusal) deformity mainly depends on wearing a corrector inside or outside the oral cavity to apply proper biological force to teeth, alveolar bones and jawbones to cause the teeth, the alveolar bones and the jawbones to generate physiological movement, thereby correcting the malocclusion (occlusal) deformity, the current corrector bracket needs to fasten an arch wire through a ligature wire, and doctors need to tension the brackets on the teeth in sequence during regular re-diagnosis, which is troublesome and labor-consuming, and the corrector is generally fixed on molar through belt rings at two ends, is easy to stimulate gum after being worn for a long time, and causes food impaction; in view of the problems exposed during the use of the current orthodontic appliances, there is a need for structural improvements and optimizations of the orthodontic appliances.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a double-traction appliance which has the characteristics of conveniently adjusting the fastening of a bracket to an arch wire, strengthening molar anchorage and preventing molar forward movement.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a two towed correction devices, includes the belt wheel, the belt wheel is equipped with two, the belt wheel outer end is equipped with buccal surface pipe, both ends be connected with the arch wire between the buccal surface pipe, the outer wall of arch wire is equipped with a plurality of basement, the inside spout of having seted up of front end of basement, the inside sliding connection of spout has first bracket wing and second bracket wing, the inside sliding connection in both ends of second bracket wing has the guide arm, the upper end of guide arm is fixed with the push pedal, be fixed with the lead screw on the front end of basement, the outer wall of lead screw rotates and is connected with the eccentric block.

As a preferred technical scheme of the appliance for double traction, the ear buckles are arranged on two sides of the front end of the belt ring, and the belt ring and the ear buckles are integrally formed.

As a preferred technical solution of the appliance for double traction of the present invention, the opposing surfaces of the first and second socket wings are respectively provided with a groove.

As the optimal technical scheme of the appliance for double traction, the lower end of the guide rod is fixedly connected with the first bracket wing.

As a preferred technical scheme of the double-traction appliance, the front end of the eccentric block is provided with a nut, and the nut is in threaded connection with the screw rod.

As a preferred technical scheme of the appliance with double traction, the upper end and the lower end of the ear clip are of arc structures.

Compared with the prior art, the utility model has the beneficial effects that: by rotating the arch wire, one end of the arch wire pushes the push plate, the push plate drives the first bracket wing to move through the guide rod, and meanwhile, the other end of the arch wire pushes the second bracket wing to move, so that the second bracket wing and the first bracket wing move in opposite directions, and the first bracket wing and the second bracket wing clamp and fix the arch wire, the arch wire can be conveniently fastened by adjusting the bracket, and the problems that the arch wire needs to be fastened through a ligature wire in the conventional appliance bracket, and doctors need to sequentially tension the bracket on the tooth during regular re-diagnosis, which takes trouble and labor are solved; after the belt ring is sleeved on the molar, the ear buckles at the two ends of the belt ring are bent by the tool, so that the ear buckles are buckled between the two teeth, the anchorage of the molar is strengthened, the molar is prevented from moving forwards, and the problems that the thickness of the belt ring brings insufficient contact to the teeth, the gum is easy to stimulate after long-time wearing, and the food is embedded and plugged are solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of an appliance of the present invention;

FIG. 2 is a schematic structural view of a bracket of the present invention;

FIG. 3 is a schematic structural view of a bracket plane of the present invention;

FIG. 4 is a schematic view of the structure of portion A of FIG. 1 according to the present invention;

FIG. 5 is a schematic structural view of a bracket according to a second embodiment of the present invention;

in the figure: 1. a belt ring; 2. ear buckles; 3. a buccal tube; 4. an arch wire; 5. a substrate; 6. a chute; 7. a first tray wing; 8. a second tray wing; 9. a trench; 10. a guide bar; 11. pushing the plate; 12. a screw rod; 13. an eccentric block; 14. a nut; 15. an arc groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a double-traction appliance comprises a belt ring 1, wherein the belt ring 1 is provided with two, the outer end of the belt ring 1 is provided with buccal tubes 3, an arch wire 4 is connected between the buccal tubes 3 at two ends, the outer wall of the arch wire 4 is provided with a plurality of bases 5, the front end of each base 5 is internally provided with a sliding chute 6, the inside of each sliding chute 6 is slidably connected with a first bracket wing 7 and a second bracket wing 8, the two ends of each second bracket wing 8 are internally and slidably connected with guide rods 10, the upper ends of the guide rods 10 are fixedly provided with push plates 11, the upper part of the front end of each base 5 is fixedly provided with a screw rod 12, the outer wall of each screw rod 12 is rotatably connected with an eccentric block 13, by rotating the arch wire 4, one end of the arch wire 4 pushes the push plate 11, the push plate 11 drives the first bracket wing 7 to move through the guide rod 10, meanwhile, the other end of the arch wire 4 pushes the second slot wing 8 to move, so that the second slot wing 8 and the first slot wing 7 move towards each other, and the first slot wing 7 and the second slot wing 8 clamp and fix the arch wire 4.

Specifically, the front end both sides of belt wheel 1 are equipped with ear and detain 2, and belt wheel 1 and ear detain 2 integrated into one piece, and after belt wheel 1 cover was gone up at the molar in this embodiment, through the ear knot 2 at the crooked both ends of instrument, make ear detain 2 detain between two teeth, strengthen molar anchorage, prevent that the molar from antedisplacement.

Specifically, the opposite surfaces of the first slot wing 7 and the second slot wing 8 are respectively provided with a groove 9, and in this embodiment, when the first slot wing 7 and the second slot wing 8 clamp and fix the arch wire 4, the arch wire 4 is located inside the groove 9, so that the clamping is more tight.

Specifically, the lower end of the guide rod 10 is fixedly connected to the first slot wing 7, and in this embodiment, the first slot wing 7 and the second slot wing 8 slide along the guide rod 10 when moving and clamping.

Specifically, a nut 14 is disposed at the front end of the eccentric block 13, and the nut 14 is in threaded connection with the lead screw 12, and the position of the lead screw 12 is fastened by tightening the nut 14 in this embodiment.

Specifically, the upper and lower both ends of ear clip 2 are the arc structure, and the ear clip 2 of avoiding both ends in this embodiment rubs the gum when detaining between two teeth.

Example two

Referring to fig. 1, fig. 3, fig. 4 and fig. 5, the present invention provides the following technical solutions: a double-traction appliance comprises a belt ring 1, wherein the belt ring 1 is provided with two, the outer end of the belt ring 1 is provided with buccal tubes 3, an arch wire 4 is connected between the buccal tubes 3 at two ends, the outer wall of the arch wire 4 is provided with a plurality of bases 5, the front end of each base 5 is internally provided with a sliding chute 6, the inside of each sliding chute 6 is slidably connected with a first bracket wing 7 and a second bracket wing 8, the two ends of each second bracket wing 8 are internally and slidably connected with guide rods 10, the upper ends of the guide rods 10 are fixedly provided with push plates 11, the upper part of the front end of each base 5 is fixedly provided with a screw rod 12, the outer wall of each screw rod 12 is rotatably connected with an eccentric block 13, by rotating the arch wire 4, one end of the arch wire 4 pushes the push plate 11, the push plate 11 drives the first bracket wing 7 to move through the guide rod 10, meanwhile, the other end of the arch wire 4 pushes the second slot wing 8 to move, so that the second slot wing 8 and the first slot wing 7 move towards each other, and the first slot wing 7 and the second slot wing 8 clamp and fix the arch wire 4.

Specifically, the arc groove 15 has been all seted up respectively to the opposite face of first bracket wing 7 and second bracket wing 8, and when first bracket wing 7 and second bracket wing 8 centre gripping fixed arch wire 4 in this embodiment, more laminating through the outer wall of arc groove 15 and arch wire 4 to the centre gripping is more firm.

Specifically, the inner portion of the arc groove 15 is provided with a plurality of grooves, which increase the friction force of the first bracket wing 7 and the second bracket wing 8 clamping the arch wire 4 in this embodiment.

The working principle and the using process of the utility model are as follows: firstly, a substrate 5 is bonded with a bonding agent on the surface of a dental crown, then a belt ring 1 is sleeved on a molar, ear buckles 2 at two ends are bent by a tool to enable the ear buckles 2 to be buckled between two teeth, the molar anchorage is enhanced, the molar forward movement is prevented, an arch wire 4 passes through all the first bracket wings 7 and all the second bracket wings 8, two ends of the arch wire 4 are respectively fixed in the ear buckles 2, and the appliance parts are connected into a whole, then the arch wire 4 is rotated, one end of the arch wire 4 pushes the push plate 11, the push plate 11 drives the first bracket wing 7 to move through the guide rod 10, meanwhile, the other end of the arch wire 4 pushes the second bracket wing 8 to move, so that the second bracket wing 8 and the first bracket wing 7 move towards each other, so that the first and

second bracket wings

7 and 8 clamp and secure the archwire 4, and finally the nuts 14 are tightened to secure the position of the lead screws 12, the archwire 4 applying an orthodontic force to the teeth through each bracket.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A double-traction appliance comprises a belt loop (1), and is characterized in that: the novel arch wire is characterized in that the belt ring (1) is provided with two, the outer end of the belt ring (1) is provided with buccal tubes (3), two ends of each buccal tube are connected with an arch wire (4) between the buccal tubes (3), the outer wall of the arch wire (4) is provided with a plurality of bases (5), sliding grooves (6) are formed in the front ends of the bases (5), the sliding grooves (6) are connected with first supporting groove wings (7) and second supporting groove wings (8) in a sliding mode, guide rods (10) are connected in the two ends of the second supporting groove wings (8) in a sliding mode, push plates (11) are fixed to the upper ends of the guide rods (10), screw rods (12) are fixed to the upper portions of the front ends of the bases (5), and eccentric blocks (13) are connected to the outer walls of the screw rods (12) in a rotating mode.

2. The double-distraction appliance of claim 1, wherein: the front end both sides of belt wheel (1) are equipped with ear buckle (2), and belt wheel (1) and ear buckle (2) integrated into one piece.

3. The double-distraction appliance of claim 1, wherein: the opposite surfaces of the first slot supporting wing (7) and the second slot supporting wing (8) are respectively provided with a groove (9).

4. The double-distraction appliance of claim 1, wherein: the lower end of the guide rod (10) is fixedly connected with the first bracket wing (7).

5. The double-distraction appliance of claim 1, wherein: the front end of the eccentric block (13) is provided with a nut (14), and the nut (14) is in threaded connection with the screw rod (12).

6. The double-distraction appliance of claim 2, wherein: the upper end and the lower end of the ear clip (2) are arc-shaped structures.