CN205411356U - Drag spring for impacted tooth is hidden to just abnormal pulling - Google Patents
Drag spring for impacted tooth is hidden to just abnormal pulling Download PDFInfo
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- CN205411356U CN205411356U CN201620181349.4U CN201620181349U CN205411356U CN 205411356 U CN205411356 U CN 205411356U CN 201620181349 U CN201620181349 U CN 201620181349U CN 205411356 U CN205411356 U CN 205411356U
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- underuption
- spring
- stiff spring
- elastic
- traction
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Abstract
Drag spring for impacted tooth is hidden to just abnormal pulling makes the maintenance portion, elasticity portion and the force applying portion that arrange in proper order by a nonrust steel wire turn and constitutes, and is spaced apart through nonrust steel wire itself between maintenance portion, elasticity portion and the force applying portion, maintenance portion is and fixes cross sectional shape and a plurality of rectangle spiral coils side by side of size assorted of rescuing ware owner arch wire, elasticity portion is multi -circle spiral shape spring form, force applying portion is the round. This drag spring can provide and last soft traction force, and the size and the direction of power are easily controlled, and simple structure, and simple to operate is suitable for at lip side palate side homoenergetic to can realize commercializedly.
Description
Technical field
This utility model belongs to mouth cavity orthodontic assistive device field, is specifically related to Orthodontic traction underuption stiff spring.
Background technology
Underuption is the most common, and particularly Impacted Maxillary Anterior Teeth incidence rate in crowd is higher.The delayed eruption of the tooth of any tooth all may affect the eruption of other teeth, and gap may be caused to lose and midline shift, bigger to form, meshing functions and the aesthetic effects of dental arch.The orthodontic treatment method of underuption is predominantly windowed and is drawn to help and sprouts, including surgery window exposure corona, bonding adnexa, utilize traction to help to sprout device force tractive embedded tooth eruption in alveolar bone, thus arrange impacted tooth into dental arch.Wherein, a most important step is that the traction of embedded tooth helps and sprouts.Draw underuption at present, many most directly use ligatures or rubber chain to connect impacted tooth and the main arch wires of fixed appliance, but both approaches all cannot obtain and allow the vertical to pull strength of impacted tooth eruption, thus be often difficult to the curative effect obtained.Also there is the use device auxiliary traction underuption such as cantilever, tongue bar, but these devices make complexity, and when using, patient comfort is poor.Additionally, some secondary spring (auxiliaryspring) helps, though embedded tooth can be applied, sprout vertical to power, but the softst pull strength cannot be provided, and Anchorage molar can be produced counteracting force, as made Anchorage molar cheek incline, or in afterburner process, spring has certain rotation, affects the treatment.Additionally, helping of at present application is sprouted device and be both needed to personalization and bend, it is big that wherein most bends difficulty, operates more complicated, need to spend more time.
In sum, at present both at home and abroad helping and sprout device and be both needed to individuation and make for drawing the traction of underuption, it is more to make and install the cost time, also has higher requirements the technology of doctor so that work efficiency is relatively low.And the controlling party face separating device at the size and Orientation of impact, the lasting low force of offer and power on adjacent tissue has been short of.The underuption studying a kind of commercialization helps the work efficiency sprouting device raising orthodontist significant.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, a kind of Orthodontic traction underuption stiff spring is provided, this stiff spring is provided that persistently soft pull strength, size and the direction of power are easily controllable, and simple in construction, easy for installation, all can be suitable for, and commercialization can be realized in palate side, lip side.
Orthodontic traction underuption stiff spring described in the utility model, it is bent into, by a stainless steel silk, retainer, elastic and the force section being arranged in order to constitute, stainless steel silk itself is passed through spaced apart between retainer, elastic and force section, described retainer is multiple rectangular coil circles side by side that the section shape and size of arch wire main with fixed appliance matches, described elastic is multi-circle spiral flow shape spring-like, and described force section is round.
Above-mentioned Orthodontic traction underuption stiff spring, described elastic is the coil spring shape having 2～6 to enclose, a diameter of 3-5mm of ring.Elastic, in order to increase elasticity, can adjust and reform elastomeric element when needing, to change elastic size.Interval steel wire length between elastic and retainer is generally 2-3mm.
Above-mentioned Orthodontic traction underuption stiff spring, described force section is ring.Force section can be connected with the adnexa being adhered to impacted tooth facing by ligature, in order to impacted tooth is applied pull strength.Interval steel wire length between force section and elastic can select according to the far and near position of impacted tooth or adjust and reform.
Orthodontic traction underuption stiff spring described in the utility model provides the required point of application and force direction in the case of can also be used for other multiple occasion.
Compared with prior art, this utility model has the advantages that
1, stiff spring described in the utility model can adjust spring pars convoluta by simple during traction impacted tooth, it is achieved continues soft pull strength and draws impacted tooth.
2, stiff spring described in the utility model makes and simply can be mass or customize, easy to use, allows clinician can efficiently draw lip side and the underuption of palate side.
3, stiff spring described in the utility model takes up room little, and patient comfort is good, and the impact on surrounding tissue is little, it is to avoid the use of the multiple auxiliary device such as implantation of implantation body.
4, stiff spring geomery described in the utility model is closely sealed with arch wire, it is to avoid probability in rotary moving, it is ensured that the accurate effect of power.
5, stiff spring described in the utility model is with all teeth of being connected with main arch wire in single jaw dental arch as anchorage, and anchorage effect is strong.
6, stiff spring described in the utility model traction underuption while, fixed appliance can aligning, open up gap, can save the time, improve efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of Orthodontic traction underuption stiff spring described in the utility model.
Fig. 2 is the scheme of installation of Orthodontic traction underuption stiff spring retainer described in the utility model and arch wire.
Fig. 3 is the scheme of installation in the oral cavity of Orthodontic traction underuption stiff spring described in the utility model.
Fig. 4 is the enlarged drawing of dotted box portion in Fig. 2.
The procedure chart (in figure, a is before stiff spring is installed, and b is after stiff spring is installed, and c is that after stiff spring exerts a force, impacted tooth is drawn eruption) of traction underuption when Fig. 5 is Orthodontic traction underuption stiff spring described in the utility model use.
Detailed description of the invention
Below by detailed description of the invention, Orthodontic traction underuption stiff spring described in the utility model is described further.
Embodiment 1
The structure of Orthodontic traction underuption stiff spring described in the present embodiment is as shown in Figure 1, it is bent into retainer 1, elastic 2 and the force section 3 being arranged in order to constitute by a stainless steel silk, stainless steel silk itself is passed through spaced apart between retainer, elastic and force section, described retainer is side by side 4 rectangular loop that the section shape and size of the main arch wire with fixed appliance matches, to guarantee arch wire just inserts retainer and can not rotate, with fixed traction spring, it is connected twist, as shown in Figure 2 between multiple rectangular loop circles with circle.Described elastic is the coil spring shape that 3 circles are linked to be, and described force section is 3 circles, and 3 circles are linked to be spiral type.
Arch wire a size of 0.018 × 0.025 inch, the size of corresponding retainer rectangular loop is also 0.018 × 0.025 inch.The a diameter of 3mm of ring of elastic, the interval steel wire length between elastic and retainer is 3mm.Interval steel wire length between force section and elastic is 5mm.
Impacted tooth traction opportunity should be at extension dental arch, it is thus achieved that behind gap or carry out needed for impacted tooth eruption simultaneously.If drawing too early, needed for impacted tooth eruption, gap is not enough, and resistance suffered by impacted tooth can be made excessive, decreasing efficiency, even stops eruption, and adjacent teeth can be produced impact.If traction is too late, then can increase the orthodontic treatment time.
As a example by traction helps and sprouts palate side underuption, the using method of Orthodontic traction underuption stiff spring described in the present embodiment is described:
1, bonding band chain tongue button
In the impacted tooth corona that palate side surgical incision exposes, bonding band chain tongue button (adnexa).
2, stiff spring is installed
In patient's mouth, carry out labelling at reserved arch wire corresponding to impacted tooth gap, take off main arch wire, insert in stiff spring retention feature, make the two firmly be connected.The arch wire being provided with stiff spring is put into patient's bracket fix, as shown in Figure 5 a.The chain structure of stiff spring reinforcing parts with impacted tooth facing band chain tongue button being connected, stiff spring stress bends, as shown in Figure 5 b.After installing stiff spring, the power of stainless steel silk can be conducted to impacted tooth, draws its eruption, and fixed appliance can aligning simultaneously.
3, reinforcing is followed up a case by regular visits to
After installing stiff spring, the power of stainless steel silk can be conducted to impacted tooth so that it is moving to the direction set, elapse in time, after impacted tooth successfully moves, the power of stainless steel silk can reduce, and replys the shape before reinforcing and position, as shown in Figure 5 c.Now, the distance between elastic or elastic and force section should be adjusted, cut off redundance, again bend force end multi-turn annulus so that it is be connected, until impacted tooth moves to normal arch position with impacted tooth facing band chain tongue button.
4, impacted tooth is come into line
After underuption moves to normal arch position, remove the band chain tongue button on its facing, and the normal bracket that bonds, change arch wire, arch wire is put into bracket, carries out the orthodontic therapy of normal procedure.
Claims (3)
1. Orthodontic traction underuption stiff spring, it is characterized in that being bent into the retainer (1) that is arranged in order by a stainless steel silk, elastic (2) and force section (3) are constituted, stainless steel silk itself is passed through spaced apart between retainer, elastic and force section, described retainer is multiple rectangular coil circles side by side that the section shape and size of arch wire main with fixed appliance matches, described elastic is multi-circle spiral flow shape spring-like, and described force section is round.
Orthodontic traction underuption stiff spring the most according to claim 1, it is characterised in that described elastic is the coil spring shape having 2～6 to enclose.
Orthodontic traction underuption stiff spring the most according to claim 1, it is characterised in that described force section is ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181349.4U CN205411356U (en) | 2016-03-10 | 2016-03-10 | Drag spring for impacted tooth is hidden to just abnormal pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181349.4U CN205411356U (en) | 2016-03-10 | 2016-03-10 | Drag spring for impacted tooth is hidden to just abnormal pulling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205411356U true CN205411356U (en) | 2016-08-03 |
Family
ID=56534271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620181349.4U Expired - Fee Related CN205411356U (en) | 2016-03-10 | 2016-03-10 | Drag spring for impacted tooth is hidden to just abnormal pulling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205411356U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109646128A (en) * | 2019-01-29 | 2019-04-19 | 昆明市延安医院 | A kind of impacted tooth traction device |
| CN112076000A (en) * | 2020-09-21 | 2020-12-15 | 四川大学 | Cantilever spring for traction of impacted molar, traction device and method |
| CN112075999A (en) * | 2020-09-21 | 2020-12-15 | 四川大学 | Device for assisting in stealth correction of mesial moving molar and correction method |
-
2016
- 2016-03-10 CN CN201620181349.4U patent/CN205411356U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109646128A (en) * | 2019-01-29 | 2019-04-19 | 昆明市延安医院 | A kind of impacted tooth traction device |
| CN112076000A (en) * | 2020-09-21 | 2020-12-15 | 四川大学 | Cantilever spring for traction of impacted molar, traction device and method |
| CN112075999A (en) * | 2020-09-21 | 2020-12-15 | 四川大学 | Device for assisting in stealth correction of mesial moving molar and correction method |
| CN112076000B (en) * | 2020-09-21 | 2021-06-04 | 四川大学 | Cantilever spring for traction of impacted molar, traction device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20190310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |