CN208876811U - A kind of facing auxiliary removal device - Google Patents

Abstract

A kind of facing auxiliary removal device, it is used to retract stealthy facing made by the high molecular material being worn on tooth, it include a U-shaped elastic grip and with the elastic grip symmetrically arranged two support arms of pluggable connection, the support arm is provided with holding tank on the outside, the first clamping piece and the second clamping piece have been rotatably connected in the holding tank, first clamping piece end is provided with rectangular preiection, and second clamping piece end is provided with tapered protrusion.Facing provided by the utility model assists removal device, and structure is simple, convenient for operation, can easily extract to stealthy facing.

Description

A kind of facing auxiliary removal device

Technical field

The utility model relates to correction auxiliary device technical field, in particular to a kind of facing assists removal device.

Background technique

Facing is played a crucial role in orthodontic for the tool of straightening of teeth uniformity.With section The development of skill, facing have also used many convenient and beautiful technologies.The type of facing includes: ordinary steel facing, tongue side Facing, ceramic facing, without bracket facing, self-locking facing (steel is self-locking, ceramics are self-locking), the also stealthy tooth whether there is or not steel wire, without bracket Set.The technology of facing is increasingly advanced, and when straightening of teeth, pain is fewer and fewer, and speed is faster, more beautiful.

Especially with the stealthy facing made by high molecular material without steel wire, without bracket, changes traditional facing and exist The image of " steel wire iron tooth " during correction, can no steel wire, without bracket in the state of complete orthodontic.This method can be It does not affect the appearance while wearing facing straightening of teeth, and can voluntarily pluck band, allow curer in unconsciously straightening of teeth, Restore normal craniofacial morphology, really meets people not only straightening of teeth but also the demand not affected the appearance.And wear this facing Also there is shortening to a certain extent on the improvement time.

As being used when this stealthy facing made of high molecular material, after putting on stealthy facing, east cannot be eaten Western (chewing), cannot drink the higher beverage of temperature, in order to avoid since external force or high temperature cause facing deformation to be failed.So eating Facing must be first taken when meal, worn again again after cleaning tooth after meal.

During the excision of stealthy facing, the method for comparing specification is, with finger first by the tooth of last molar locations Set loosens.It is removed after two sides backteeth part is totally released, then by labial teeth part.Facing, which is extractd, with finger needs certain operation Skill, which can just be relatively easy to scratch, removes and does not damage facing, and when finger is unclean, is just easy to nocuousness such as bacterium, dirts Substance brings oral cavity into, to cause healthy hidden danger.

Chinese patent CN204863518 provides a kind of macromolecule facing Enucleator, passes through the hand-held part of setting one And hook portion, it can avoid finger and be directly deep into mouth, and can preferably control firmly size, avoid undue force that facing is caused to damage It is bad.But facing Enucleator provided by the technical solution is when in use, is only suitable for being operated from the unilateral side of tooth, therefore, During excision, still remained force not at that time, and damaged the risk of facing.

Utility model content

The technical problem to be solved by the present invention is to provide a kind of facings to assist removal device, front institute is reduced or avoided The problem of mentioning.

In order to solve the above technical problems, the utility model proposes a kind of facings to assist removal device, it is used for being worn over tooth Stealthy facing made by high molecular material on tooth is retracted comprising the elastic grip of U-shaped is and with the bullet Symmetrically arranged two support arms of the property pluggable connection of handle, the support arm are provided with holding tank on the outside, in the holding tank It has been rotatably connected the first clamping piece and the second clamping piece, first clamping piece end is provided with rectangular preiection, and described second Clamping piece end is provided with tapered protrusion.

Preferably, the elastic grip handle is made up using elastic polymer material of injection molding.

Preferably, the holding tank and the support arm, which are integrally formed using resin material by injection molding manner, prepares.

Preferably, the rectangular preiection and the width of the tapered protrusion are 2-4mm.

Facing provided by the utility model assists removal device, and structure is simple, can be easily to stealthy facing convenient for operation It is extractd.

Detailed description of the invention

Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model It encloses.Wherein,

Fig. 1 is to assist the structural principle of removal device to illustrate according to a kind of facing of a specific embodiment of the utility model Figure；

Fig. 2 is the stereochemical structure schematic illustration of the elastic grip handle of Fig. 1；

Fig. 3 is the dimensional decomposition structure schematic illustration of the support arm of Fig. 1；

Fig. 4 is the principle schematic diagram of the first crochet hook of Fig. 1；

Fig. 5 is the principle schematic diagram of the second crochet hook of Fig. 1.

Specific embodiment

For a clearer understanding of the technical features, objectives and effects of the utility model, now compareing Detailed description of the invention Specific embodiment of the present utility model.Wherein, identical component uses identical label.

Fig. 1 is to assist the structural principle of removal device to illustrate according to a kind of facing of a specific embodiment of the utility model Figure；Fig. 2 is the stereochemical structure schematic illustration of the elastic grip handle of Fig. 1；Fig. 3 is that the dimensional decomposition structure principle of the support arm of Fig. 1 is shown It is intended to；Fig. 4 is the principle schematic diagram of the first crochet hook of Fig. 1；Fig. 5 is the principle schematic diagram of the second crochet hook of Fig. 1.Ginseng As shown in Fig. 1-5, the utility model provides a kind of facing auxiliary removal device, is used for the high molecular material being worn on tooth Made stealthy facing is retracted comprising the elastic grip of a U-shaped is 1 and with the elastic grip 1 pluggable company Symmetrically arranged two support arms 2 connect, the support arm 2 are provided with holding tank 21, rotatable company in the holding tank 21 on the outside It is connected to the first clamping piece 31 and the second clamping piece 32,31 end of the first clamping piece is provided with rectangular preiection 311, and described second 32 end of clamping piece is provided with tapered protrusion 321.

The elastic grip can be used elastic polymer material 1 and be made up of injection molding, can substantially reduce in this way Manufacturing cost.As shown in Fig. 2, the elastic grip may be provided with jack 11 corresponding with the support arm 21, the support arm 2 passes through With the elastic grip 1 pluggable connection, patients different in this way can replace different the jack 11 according to mouth-dimension The support arm 2 use.

In Fig. 1, the support arm 2 of top shows that first clamping piece 31 and second clamping piece 32 are stored The state when holding tank 21, when the support arm 2 of lower section shows use state, only one clamping piece (in figure with First clamping piece 31 is illustrated) the case where stretching out support arm 2 after rotation.Referring to shown in Fig. 1 and Fig. 3, the holding tank 21 Axis and 2 axis of support arm in same level, the length of first clamping piece 31 and second clamping piece 32 is not Together, first clamping piece 31 and second clamping piece 32 can be thus accommodated in the holding tank 21 simultaneously, from And when not in use, it protects the rectangular preiection 311 and the tapered protrusion 321 not to be deformed by external force and keeps health.It is described Holding tank 21 and the support arm 2 can be used resin material and be integrally formed preparation by injection molding manner.First clamping piece, 31 He Second clamping piece 32 can be metalwork, be also possible to resin piece, as long as having enough rigidity.First folder Holding piece 31 and second clamping piece 32 can be connect by screw (not regarding out in figure) with the support arm 2, be conveniently replaceable so not With first clamping piece 31 and second clamping piece 32 of size.

The rectangular preiection 311 and the width of the tapered protrusion 321 may be provided at 2-4mm, as long as convenient for catching on facing ?.

In Fig. 3, the structure of a support arm 2 is illustrated only, it will be appreciated by those skilled in the art that two support arms 2 Relative symmetry setting, therefore, the structure of another support arm and the structure of support arm 2 of Fig. 3 are corresponding, that is to say, that two support arms 2 The holding tank 21 is provided towards outside as shown in Figure 1.

When needing to win transparent facing, user can be first by first clamping piece 31 or second clamping piece 32 Rotation to the position horizontal with the support arm 2, then can the elastic grip of kneading operation U-shaped the support arm 2 is protruded into 1 Oral cavity adjusts position, clutches the elastic grip 1, so that the rectangular preiection 311 of two support arms 21 or the taper Protrusion 321 is placed in the edge of the front and rear sides of the transparent facing of last in oral cavity tooth, then can be along the direction of tooth Force is separated from transparent facing from tooth, thus overcomes in such as background technique Chinese patent CN204863518 in this way Prior art when only being extractd from tooth side to stealthy facing, may be to stealthy facing bring due to unbalance stress Damage.

When stealthy facing just begins to use, cooperation is tighter, at this moment with the tapered protrusion of second clamping piece 32 321 can be easier to separate facing with tooth, when stealthy facing after a period of use, between facing and tooth cooperation do not have It is so close, then facing can be separated with tooth using the rectangular preiection 311 of first clamping piece 31, and the square Shape protrusion 311 can avoid causing to damage to facing because contact area is big.

During force, since first clamping piece 31 and second clamping piece 32 can be revolved with the support arm 2 Turn connection, therefore, first clamping piece 31 or second clamping piece 32 can be rotated to the subvertical position of the support arm 2 It sets, to may make the stealthy facing stress more evenly.

Facing provided by the utility model assists removal device, and structure is simple, can be easily to stealthy facing convenient for operation It is extractd.

It will be appreciated by those skilled in the art that although the utility model is described in the way of multiple embodiments , but not each embodiment only contains an independent technical solution.So narration is in specification just for the sake of clear For the sake of, the skilled in the art should refer to the specification as a whole is understood, and by skill involved in each embodiment Art scheme, which is regarded as, can be combined with each other into the modes of different embodiments to understand the protection scope of the utility model.

The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model It encloses.Any those skilled in the art, under the premise of not departing from the conceptions and principles of the utility model made equivalent variations, Modification and combination, should belong to the range of the utility model protection.

Claims (3)

1. a kind of facing assists removal device, which is characterized in that it is used for hidden made by the high molecular material being worn on tooth Shape facing is retracted comprising the elastic grip of a U-shaped is and with the elastic grip the arranged symmetrically of pluggable connection Two support arms, the support arm is provided with holding tank on the outside, the first clamping piece and has been rotatably connected in the holding tank Two clamping pieces, first clamping piece end are provided with rectangular preiection, and second clamping piece end is provided with tapered protrusion.

2. facing according to claim 1 assists removal device, which is characterized in that the elastic grip is using elastic polymer Material is made up of injection molding.

3. facing according to claim 1 assists removal device, which is characterized in that the holding tank and the support arm are using tree Rouge material is integrally formed by injection molding manner and is prepared.