CN104287846A - Tooth gap closure device - Google Patents
Tooth gap closure device Download PDFInfo
- Publication number
- CN104287846A CN104287846A CN201410537101.2A CN201410537101A CN104287846A CN 104287846 A CN104287846 A CN 104287846A CN 201410537101 A CN201410537101 A CN 201410537101A CN 104287846 A CN104287846 A CN 104287846A
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- arch wire
- facing
- stagewise
- segmentation
- positioning seat
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Abstract
The invention discloses a tooth gap closure device which comprises a sectional retraction unit, an arch wire, and an elastic retractor used for retracting the sectional retraction unit, wherein the sectional retraction unit comprises a sectional tooth socket and an arch wire positioning seat arranged on the sectional tooth socket; the arch wire is connected with the arch wire positioning seat in an inserted mode, and the arch wire positioning seat can slide along the arch wire; and one end of the elastic retractor is connected with the sectional retraction unit. According to the tooth gap closure device disclosed by the invention, the efficiency can be improved, and teeth difficultly tilt and move.
Description
Technical field
The invention belongs to orthodontics technical field, be specifically related to a kind of appliance of closing extraction of tooth space for sliding scale.
Background technology
Traditional is produce resilience strength by the elastic deformation of appliance material to allow Tooth Movement gradually when closing extraction of tooth space without bracket invisible orthotic device.Thus close extraction of tooth space inefficiency and easily produce the adverse side effects such as tooth inclination movement, labial teeth torque forfeiture and then cause extraction of tooth space to close difficulty, even causing rescuing failure.
Single tradition is little without the Tooth Movement amount of bracket invisible orthotic device, and in the process of closing extraction of tooth space, therefore need many pairs without bracket invisible orthotic device, material cost is increased, waste resource, and Tooth Movement is slow, efficiency is low.
Existing is mostly by one-body molded by press mold according to different formpistons for ready-made standard diaphragm without the stealthy dental aligners of bracket, be by appliance resilience strength progressively moving teeth during closedown extraction of tooth space, thus easily occur the situation such as tooth inclination movement and space closure difficulty.And sliding scale closedown extraction of tooth space can close extraction of tooth space fast, effectively in conjunction with micro-implant, extra-oral anchorage and intramaxillary anchorage.
Summary of the invention
The object of the invention is for closing extraction of tooth space stage inefficiency in prior art and easily producing the problem of the adverse side effects such as tooth inclination movement, torque forfeiture, provide a kind of and raise the efficiency, not easily make the interval of tooth closer of tooth inclination movement.
For achieving the above object, the present invention adopts following technical scheme: interval of tooth closer, comprise segmentation tractive unit, arch wire and the elastic tractor for tractive segmentation tractive unit, segmentation tractive unit comprises a stagewise facing and is arranged on the arch wire positioning seat on this stagewise facing, described arch wire and the grafting of arch wire positioning seat and arch wire positioning seat can slide along arch wire, and elastic tractor is connected with segmentation tractive unit.
Described arch wire positioning seat be can intert arch wire tubular body or can intert arch wire ring bodies or be provided with the dens supporter groove of arch wire sliding cavity.
Described segmentation tractive unit at least arranges two, be provided with gap that can be corresponding with teeth space between two stagewise facings of adjacent two segmentation tractive unit, elastic tractor one end connects a segmentation tractive unit, on arch wire that the other end is connected to this segmentation tractive unit side or connect another segmentation tractive unit or be connected on the micro-implant that can be fixed between tooth.
Described elastic tractor is rubber band or circle silk or extension spring or elastic thread.
Described arch wire arranges one, and arch wire is arranged on inner side or the outside of stagewise facing.
Described arch wire arranges two, and two arch wires are separately positioned on the inner side and outer side of stagewise facing.
Interval of tooth closer of the present invention, using arch wire as sliding rail, all stagewise facings all slide along arch wire by the arch wire positioning seat on it, elastic tractor tractive stagewise facing makes stagewise facing move according to predetermined direction, close teeth space gradually, therefore tradition is effectively solved without tooth inclination movement during bracket invisible orthotic device closedown extraction of tooth space, the adverse side effects such as torque forfeiture, greatly extend the indication without bracket invisalign, by the torque of tooth before and after the adjustment torque of arch wire and the preformation torque of arch wire sliding cavity or bracket and then control, compare tradition and close a lot of secondary appliance of extraction of tooth space needs without bracket invisible orthotic device, interval of tooth closer of the present invention significantly reduces the secondary number of dental appliance, and closedown extraction of tooth space speed is fast, efficiency is high, and can intramaxillary anchorage be made full use of, micro-implant, the multiple anchorage mode such as extra-oral anchorage utilizes sliding scale to close extraction of tooth space.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation of segmentation tractive unit;
Fig. 4 is the structural representation of embodiment 2;
Fig. 5 is the structural representation of embodiment 3;
Fig. 6 is the structural representation of embodiment 4.
Detailed description of the invention
Embodiment 1:
By the interval of tooth closer shown in Fig. 1-Fig. 3, comprise segmentation tractive unit, an arch wire 9 and the elastic tractor for tractive segmentation tractive unit.
Segmentation tractive unit comprises a stagewise facing and is installed in the arch wire positioning seat 8 on this stagewise facing.Existing facing is the Integral mouthpiece that can be enclosed within whole tooth district, and stagewise facing of the present invention and traditional Integral mouthpiece are distinguished and come, and stagewise facing is the split facing that can be set in part tooth district.
Segmentation tractive unit arranges three altogether, three segmentation tractive unit are be located at the left rear side segmentation tractive unit in backteeth district 12, left side, the middle section tractive unit being located at labial teeth district 11 and the right lateral side segmentation tractive unit be located in backteeth district 10, right side successively, and three stagewise facings of three segmentation tractive unit are respectively the left rear side stagewise facing 6 covered in backteeth district 12, left side, cover the middle section formula facing 5 in labial teeth district 11 and cover the right lateral side stagewise facing 1 in backteeth district 10, right side.Be provided with gap that can be corresponding with teeth space 4 between two stagewise facings of adjacent two segmentation tractive unit, namely described left rear side stagewise facing 6 be provided with gap (gap between left rear side stagewise facing 6 and middle section formula facing 5 and the teeth space 4 between backteeth district, left side 12 and labial teeth district 11 corresponding) between middle section formula facing 5; Also be provided with gap (gap between right lateral side stagewise facing 1 and middle section formula facing 5 and the teeth space 4 between backteeth district, right side 10 and labial teeth district 11 corresponding) between right lateral side stagewise facing 1 with middle section formula facing 5, described teeth space 4 can be common teeth space and also can be extraction of tooth space.The present invention is not limited to above-mentioned form, according to position and the quantity of teeth space 4, all arranges stagewise facing in teeth space 4 both sides, so segmentation tractive unit at least arranges two or more as required.
Arch wire positioning seat 8 is equipped with outside the stagewise facing of each segmentation tractive unit, described arch wire positioning seat 8 is to intert the tubular body of arch wire, the tube chamber of tubular body is the sliding cavity holding arch wire 9, the tubular body of described arch wire positioning seat 8 is provided with and longitudinally runs through and the arch wire insert port be communicated with tubular body sliding cavity, arch wire insert port place is provided with self-locking lid 13, self-locking lid 13 one end and tubular body hinged, the other end is movable end, this movable end not only turning to tubular body outward but also can snap in inside arch wire insert port and (namely snap in tubular body), self-locking lid 13 cover part arch wire insert port, width and arch wire 9 width of arch wire insert port match, arch wire insert port can produce elastic deformation, arch wire 9 can be clamp-oned in tubular body from arch wire insert port or pull out tubular body, self-locking lid 13 free end snaps in inside arch wire insert port, realize the grafting of arch wire 9 at arch wire positioning seat 8, otherwise, the movable end of self-locking lid 13 is pulled out tubular body inside arch wire insert port, then by arch wire 9 also from arch wire insert port pull-out tubular body, the dismounting of arch wire 9 from arch wire positioning seat 8 can be realized.Described arch wire 9 and the grafting of all arch wire positioning seats 8, namely arch wire 9 inserts in the tubular body of all arch wire positioning seats 8 on all stagewise facings, and arch wire positioning seat 8 can slide along arch wire 9, due to, arch wire positioning seat 8 is fixedly connected with corresponding segment formula facing, thus arch wire positioning seat 8 and on stagewise facing can synchronously slide along arch wire 9.Described arch wire 9 and arch wire positioning seat 8 are located at the outside of each stagewise facing.Certainly, the present invention is not limited to above-mentioned form, the tubular body of described arch wire positioning seat 8 also can only arrange arch wire insert port, self-locking lid 13 is not set, the width of arch wire insert port is slightly less than arch wire 9 width, arch wire insert port can produce elastic deformation, and arch wire 9 can be clamp-oned in tubular body from arch wire insert port or pull-out tubular body, also can reach goal of the invention; Or arch wire positioning seat 8 also can be the dens supporter groove with arch wire sliding cavity, such as, arch wire positioning seat 8 can be the patent No. for the locking bracket of malocclusion " correct " disclosed in CN2010102430716 or for the patent No. be " locking bracket " disclosed in CN2013207183930, or be other dens supporter grooves with arch wire sliding cavity, during use, arch wire 9 is inserted the sliding cavity of all arch wire positioning seats 8 on all stagewise facings; Or arch wire positioning seat 8 also can be and can intert the ring bodies of arch wire, when arch wire positioning seat 8 is ring bodies, corresponding segment formula facing can arrange several ring bodies as required.
Described elastic tractor is rubber band, in the present embodiment, each segmentation tractive unit is all connected with elastic tractor, elastic tractor arranges two altogether---the first elastic tractor 7 and the second elastic tractor 3, first elastic tractor 7 one end is connected with left rear side segmentation tractive unit, first elastic tractor 7 other end is connected on the arch wire 9 of sensing labial teeth district 11 1 side of left rear side segmentation tractive unit, the arch wire positioning seat 8 of left rear side segmentation tractive unit is provided with hook 2, the arch wire 9 of sensing labial teeth district 11 1 side of left rear side segmentation tractive unit is also provided with hook 2, described first elastic tractor 7 one end is connected on the hook 2 of left rear side segmentation tractive unit arch wire positioning seat 8, the other end is connected on the hook 2 on left rear side segmentation tractive unit sensing labial teeth district 11 1 side arch wire 9.
Second elastic tractor 3 one end is connected with right lateral side segmentation tractive unit, second elastic tractor 3 other end connects middle section tractive unit, the right lateral side stagewise facing 1 of right lateral side segmentation tractive unit is provided with hook 2, the middle section formula facing 5 of middle section tractive unit is also provided with hook 2, and described second elastic tractor 3 one end is connected on the hook 2 of right lateral side stagewise facing 1, the other end is connected on the hook 2 on middle section formula facing 5.In the present embodiment, arch wire positioning seat 8 and arch wire 9 are all arranged on the outside of each stagewise facing, namely the outside of left rear side stagewise facing 6, middle section formula facing 5 and right lateral side stagewise facing 1 three sets firmly arch wire positioning seat 8 respectively, arch wire 9 inserts the arch wire positioning seat 8 of the arch wire positioning seat 8 of left rear side stagewise facing 6, the arch wire positioning seat 8 of middle section formula facing 5 and right lateral side stagewise facing 1 successively, therefore, arch wire 9 is also positioned at the outside of each stagewise facing.
Certainly, the present invention is not limited to above-mentioned form, and elastic tractor also can be circle silk or other augmentors such as extension spring or elastic thread.
Described arch wire 9 liang of ends all arrange stop ball, stop that ball gets final product preformation, also can be made by materials such as resins in the later stage and stop ball, to prevent arch wire 9 injured patient's oral mucosa and to prevent backteeth district facing from coming off along arch wire 9 end.
Interval of tooth closer of the present invention, described stagewise facing adopts polyurethane or the thermoplastic such as polyamide or ethylene-vinyl acetate copolymer or other macromolecular materials to make, the thickness of stagewise facing is 0.01mm-6mm, the cross section of stagewise facing and the tooth in corresponding tooth district are fitted, stagewise facing can coordinate resin adnexa on facing etc. to strengthen retention, is beneficial to Tooth Movement and closes the direct torque of extraction of tooth space and forward and backward tooth.
Place Personalized Computer in the arch wire sliding cavity of described arch wire positioning seat 8 to assist and manufacture or the manual arch wire 9 bent, and by adjust arch wire 9 direct torque before and after the torque in tooth district.Arch wire 9 material is the metal material such as rustless steel and other alloy, arch wire positioning seat 8(sliding cavity) be also the metal materials such as rustless steel, to reduce frictional force when arch wire 9 slides along sliding cavity, one deck white coating can be coated with outside arch wire positioning seat 8 or be beneficial to appliance by white material parcel attractive in appearance.Certain arch wire positioning seat 8 also may be made by macromolecular materials such as polycrystal aluminium oxidies.
Arch wire positioning seat 8 can be designed to flip self-locking also to can be non-flip fixed, but the arch wire positioning seat 8 in labial teeth district 11 generally should be designed to flip self-locking so that the placement of arch wire 9.
By adjusting the Prevailing torque of arch wire positioning seat 8 sliding cavity in labial teeth district 11 or backteeth district and then controlling the torque in tooth district, front and back, also by adjusting the torque of tooth district, the torque adjustment front and back tooth of arch wire 9.The sliding cavity of the arch wire positioning seat 8 of lip side or tongue side can use individually or simultaneously.
Arch wire positioning seat 8 and stagewise facing can one-body moldedly also can be adhesively fixed in the later stage, can one-body molded making also can fix by later stage stick between hook 2 and stagewise facing or between hook 2 and arch wire sliding cavity.
Interval of tooth closer of the present invention, arch wire 9 is positioned over the interior sliding rail as stagewise facing of arch wire sliding cavity of each arch wire positioning seat 8, all stagewise facings all slide along arch wire 9 by the arch wire positioning seat 8 on it, elastic tractor tractive stagewise facing makes stagewise facing move according to predetermined direction, closes teeth space 4 gradually.The facing of the upper jaw or lower jaw is divided into left rear side stagewise facing 6, middle section formula facing 5, right lateral side stagewise facing 1 three part respectively in embodiment 1, separated by extraction of tooth space between three parts, three parts separate and stressed time move to close extraction of tooth space along arch wire 9 respectively under the effect of elastic tractor.
Embodiment 2:
Interval of tooth closer as shown in Figure 4, be with the difference of embodiment 1: first elastic tractor 7 one end is connected middle section tractive unit, first elastic tractor 7 other end is connected on micro-implant 15, micro-implant 15 is fixed between tooth, and micro-implant 15 is positioned at the limit, longitudinally left side of middle section formula facing 5, micro-implant is prior art, therefore does not describe in detail.The middle section formula facing 5 of middle section tractive unit is provided with hook 2, and elastic tractor end is connected on the hook 2 of middle section formula facing 5.(certainly, hook 2 also can be arranged on the arch wire positioning seat of middle section formula facing.）
In the present embodiment, left rear side segmentation tractive unit and left rear side stagewise facing 6 thereof all do not connect elastic tractor, right lateral side segmentation tractive unit is connected by the second elastic tractor 3 with between middle section tractive unit, arch wire 9 is successively through the arch wire positioning seat 8 on three stagewise facings, now, the left rear side segmentation tractive unit not connecting elastic tractor only plays as arch wire 9 provides the effect of arch wire positioning seat 8, and arch wire 9 is better located.
Embodiment 3:
Interval of tooth closer as shown in Figure 5, be with the difference of embodiment 1: arch wire positioning seat 8 and arch wire 9 are all arranged on the inner side of each stagewise facing, namely the inner side of left rear side stagewise facing 6, middle section formula facing 5 and right lateral side stagewise facing 1 three sets firmly arch wire positioning seat 8 respectively, arch wire 9 inserts the arch wire positioning seat 8 of the arch wire positioning seat 8 of left rear side stagewise facing 6, the arch wire positioning seat 8 of middle section formula facing 5 and right lateral side stagewise facing 1 successively, therefore, arch wire 9 is also positioned at the inner side of each stagewise facing.The inner side of stagewise facing is tongue side or palate side.When arch wire 9 is located at inside each stagewise facing, aesthetic property can be increased.
Embodiment 4:
Interval of tooth closer as shown in Figure 6, be with the difference of embodiment 1: described arch wire 9 arranges two altogether, two arch wires 9 are separately positioned on the inner side and outer side of each stagewise facing, namely in left rear side stagewise facing 6, outside sets firmly arch wire positioning seat 8 respectively, in middle section formula facing 5, outside sets firmly arch wire positioning seat 8 respectively, in right lateral side stagewise facing 1, outside sets firmly arch wire positioning seat 8 respectively, arch wire 9 inserts the arch wire positioning seat 8 outside left rear side stagewise facing 6 successively, arch wire positioning seat 8 outside arch wire positioning seat 8 outside middle section formula facing 5 and right lateral side stagewise facing 1, another root arch wire 9 inserts the arch wire positioning seat 8 inside the arch wire positioning seat 8 inside left rear side stagewise facing 6, the arch wire positioning seat 8 inside middle section formula facing 5 and right lateral side stagewise facing 1 successively, therefore, two arch wires 9 lay respectively at the inside and outside both sides of each stagewise facing.The inner side of stagewise facing is tongue side or palate side.
The present invention is not limited to form described in embodiment 1-embodiment 4, as long as the segmentation tractive unit of required tractive is connected elastic tractor, the elastic tractor other end is connected to this step traction unit side again, elastic tractor passes through elastic traction power tractive segmentation tractive unit to ad-hoc location, therefore, only elastic tractor one end need be connected a segmentation tractive unit that need draw, on the arch wire that the other end is connected to this segmentation tractive unit side or connect another segmentation tractive unit or be connected on the micro-implant that can be fixed between tooth, all goal of the invention can be reached.In addition, when elastic tractor is connected with step traction unit, on the stagewise facing that the end of elastic tractor can be connected to this step traction unit or on the arch wire positioning seat 8 of this step traction unit or on the arch wire 9 of this step traction unit, when the end connection segment formula facing of elastic tractor or arch wire positioning seat 8 or arch wire 9, only corresponding hook 2 or other fixtures etc. need be set on stagewise facing or on arch wire positioning seat 8 or on arch wire 9, on the corresponding hook 2 being connected to stagewise facing in elastic tractor end or on the hook 2 of arch wire positioning seat 8 or on the hook 2 of arch wire 9.The hook 2 in backteeth district (comprise left side backteeth district 12 and backteeth district, right side 10) can be fixed on be positioned at backteeth district stagewise facing on or be positioned on the arch wire positioning seat 8 of stagewise facing in backteeth district; The hook 2 in labial teeth district 11 can be fixed on be positioned at labial teeth district 11 stagewise facing on or be positioned at labial teeth district 11 stagewise facing arch wire positioning seat 8 on or be positioned on the arch wire 9 in labial teeth district 11.
Claims (6)
1. interval of tooth closer, it is characterized in that: comprise segmentation tractive unit, arch wire and the elastic tractor for tractive segmentation tractive unit, segmentation tractive unit comprises a stagewise facing and is arranged on the arch wire positioning seat on this stagewise facing, described arch wire and the grafting of arch wire positioning seat and arch wire positioning seat can slide along arch wire, and elastic tractor is connected with segmentation tractive unit.
2. interval of tooth closer as claimed in claim 1, is characterized in that: described arch wire positioning seat be can intert arch wire tubular body or can intert arch wire ring bodies or be provided with the dens supporter groove of arch wire sliding cavity.
3. interval of tooth closer as claimed in claim 1, it is characterized in that: described segmentation tractive unit at least arranges two, be provided with gap that can be corresponding with teeth space between two stagewise facings of adjacent two segmentation tractive unit, elastic tractor one end connects a segmentation tractive unit, on arch wire that the other end is connected to this segmentation tractive unit side or connect another segmentation tractive unit or be connected on the micro-implant that can be fixed between tooth.
4. interval of tooth closer as claimed in claim 1, is characterized in that: described elastic tractor is rubber band or circle silk or extension spring or elastic thread.
5. interval of tooth closer as claimed in claim 1, it is characterized in that: described arch wire arranges one, arch wire is arranged on inner side or the outside of stagewise facing.
6. interval of tooth closer as claimed in claim 1, it is characterized in that: described arch wire arranges two, two arch wires are separately positioned on the inner side and outer side of stagewise facing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410537101.2A CN104287846A (en) | 2014-10-13 | 2014-10-13 | Tooth gap closure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410537101.2A CN104287846A (en) | 2014-10-13 | 2014-10-13 | Tooth gap closure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104287846A true CN104287846A (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410537101.2A Pending CN104287846A (en) | 2014-10-13 | 2014-10-13 | Tooth gap closure device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104287846A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105596098A (en) * | 2016-02-19 | 2016-05-25 | 广州瑞通生物科技有限公司 | Combined tooth headgear |
| CN105769354A (en) * | 2016-04-01 | 2016-07-20 | 丽水市人民医院 | Recovery method for early loss of mixed dentition spaces of children |
| CN106473821A (en) * | 2016-11-24 | 2017-03-08 | 上海市徐汇区牙病防治所 | A kind of device closing upper jaw extraction of tooth space |
| CN108433832A (en) * | 2018-04-09 | 2018-08-24 | 四川大学 | Slidingtype gap maintainer and orthodontic device |
| CN109069227A (en) * | 2016-04-14 | 2018-12-21 | 3M创新有限公司 | Tooth is promoted to coordinate mobile orthodontic appliance |
| CN109965995A (en) * | 2017-12-28 | 2019-07-05 | 洪澄祥 | Device is closed in orthodontic space |
| CN115252180A (en) * | 2022-07-18 | 2022-11-01 | 四川大学 | Force-guiding-controlling three-system oral orthodontic appliance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105596098A (en) * | 2016-02-19 | 2016-05-25 | 广州瑞通生物科技有限公司 | Combined tooth headgear |
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| CN105769354A (en) * | 2016-04-01 | 2016-07-20 | 丽水市人民医院 | Recovery method for early loss of mixed dentition spaces of children |
| CN105769354B (en) * | 2016-04-01 | 2018-09-11 | 丽水市人民医院 | A kind of preparation method of recovery device again for children for spaced dentition early stage forfeiture |
| CN109069227A (en) * | 2016-04-14 | 2018-12-21 | 3M创新有限公司 | Tooth is promoted to coordinate mobile orthodontic appliance |
| CN109069227B (en) * | 2016-04-14 | 2021-09-14 | 3M创新有限公司 | Orthodontic appliance to promote coordinated movement of teeth |
| CN106473821A (en) * | 2016-11-24 | 2017-03-08 | 上海市徐汇区牙病防治所 | A kind of device closing upper jaw extraction of tooth space |
| CN109965995A (en) * | 2017-12-28 | 2019-07-05 | 洪澄祥 | Device is closed in orthodontic space |
| CN108433832A (en) * | 2018-04-09 | 2018-08-24 | 四川大学 | Slidingtype gap maintainer and orthodontic device |
| CN108433832B (en) * | 2018-04-09 | 2020-07-31 | 四川大学 | Sliding gap retainer and orthodontic device |
| CN115252180A (en) * | 2022-07-18 | 2022-11-01 | 四川大学 | Force-guiding-controlling three-system oral orthodontic appliance |
| CN115252180B (en) * | 2022-07-18 | 2024-02-20 | 四川大学 | Force-guiding three-system orthodontic appliance |
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Application publication date: 20150121 |