CN204411000U - A kind of safety dissociates hook - Google Patents
A kind of safety dissociates hook Download PDFInfo
- Publication number
- CN204411000U CN204411000U CN201420869310.2U CN201420869310U CN204411000U CN 204411000 U CN204411000 U CN 204411000U CN 201420869310 U CN201420869310 U CN 201420869310U CN 204411000 U CN204411000 U CN 204411000U
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- hook
- clamping part
- safety
- dissociates
- closure seam
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Abstract
The utility model discloses a kind of safety to dissociate hook, comprise grip tube, described grip tube has upper clamping part and lower clamping part, the archwire slot connecting arch wire is provided with between two clamping parts, the side of described grip tube is provided with the upper clamping part of adaptation and lower clamping part draws close the closure seam that deformation occurs mutually, and the width of closure seam is less than the diameter of described arch wire.This utility model structure is simple, easy to use, grip tube has the closure seam providing clamping deformation space, and this closure seam size is less than archwire slot size, prevents loosening rear arch wire and deviate from from closure seam, cause hook to come off, avoid drawing and unsuccessfully or by patient swallow by mistake, safe and reliable.
Description
Technical field
This utility model relates to a kind of mouth cavity orthodontic parts, particularly relates to a kind of safety and to dissociate hook.
Background technology
Appliance (Appliance) is the device that one treats mistake (tooth adduction) deformity, or claims orthodontic appliance.It can produce active force, or make the frontal bone of deformity by masticatory muscles mouth week muscular function active force mat appliance, dislocation tooth mat Periodontal Supporting Tissue changes, be beneficial to jaw normal growth and grow.
Free hook is a kind of usual means of straight wire appliance sliding scale moving teeth.Hook drives arch wire to slide, and one group of tooth can be made to move integrally.The application of micro-plantation pinlay, more easily realizes moving integrally of one group of tooth, but this requires that hook must be fixed on arch wire, in distraction procedure, do not produce relative shift.If hook slide near with canine tooth in be close together, can cause between canine tooth and lateral incisor and occur gap, hook loosens and also can affect arch wire and slide smoothly in distraction procedure.
Now hook commercially has several: the hook directly bent on arch wire, be welded in hook on arch wire and free hook.First two hook is because make complicated, and need the shortcomings such as dismounting arch wire, use is very limited.Free hook can directly in patient's mouth, arch wire be installed and without the need to being unloaded by arch wire, and position can arbitrarily be laid, location easily, have easy and simple to handle, save time, practical, comfortable advantage, be thus used widely clinically.
In prior art, the utility model patent of Authorization Notice No. CN 203354666 U provides a kind of adjustable correction and to dissociate hook, be made up of box body and bolt, box body intermediate rectangular groove opening is towards arch wire, when to be beneficial in mouth without the need to dismantling arch wire, box body is inlaid into arch wire, the circular hole of box body towards gum side, for inserting bolt; Bolt is hexagon hat shape peg, and the circular hole of size and box body matches; Use die nut screwing bolts during use, bolt end is propped up arch wire, make itself and arch wire close contact, keep the position of hook.
Free hook in above-mentioned patent, adopts die nut turn bolt, regulates hook position, but due to Bolt sizes less, regulate difficulty during practical operation, die nut and bolt para-position difficulty high, waste time and energy, easily bring discomfort to patient.
Utility model content
For overcoming problems of the prior art, this utility model provides a kind of structure safety simple, easy to use and to dissociate hook, grip tube has the closure seam that clamping deformation space is provided, and this closure seam is less than archwire slot, prevent from loosening rear arch wire to deviate from from closure seam, cause hook to come off, avoid drawing and unsuccessfully or by patient swallow by mistake, safe and reliable.
The concrete technical scheme that this utility model adopts is as follows:
A kind of safety dissociates hook, comprise grip tube, described grip tube has upper clamping part and lower clamping part, the archwire slot connecting arch wire is provided with between two clamping parts, the side of described grip tube is provided with the upper clamping part of adaptation and lower clamping part draws close the closure seam that deformation occurs mutually, and the width of closure seam is less than the diameter of described arch wire.
This utility model provides a kind of universal safe hook, in advance dental arch filament is penetrated archwire slot during use, again with the upper clamping part of hook special vice clamping and lower clamping part, grip tube generation deformation tightly clamps dental arch filament, closure seam provides corresponding deformation space for grip tube, width due to closure seam is less than the diameter of arch wire (if square arch wire, the width of closure seam is less than the minimum minor face of arch wire), dental arch filament can not be deviate from from archwire slot, hook is caused to come off, avoid drawing and unsuccessfully or by patient swallow by mistake, safe and reliable.
As the improvement of technical scheme, be connected between described upper clamping part and lower clamping part by support portion, described support portion and closure seam are positioned at the relative both sides of archwire slot.
Hook special vice clamps clamping part and lower clamping part, and draws close gradually at closure seam place, and grip tube produces deformation, closure seam reduces further or closes completely, cause archwire slot to be out of shape, upper clamping part and lower clamping part clamp the dental arch filament in archwire slot, fixed traction hook position.
As the improvement of technical scheme, the side of described upper clamping part and lower clamping part has the flange protruded to archwire slot, and the gap of upper and lower flange is described closure seam.
Closure seam is communicated with archwire slot, and axial arranged along archwire slot, flange has position-limiting action to dental arch filament, prevents dental arch filament from deviating from from closure seam, avoids hook to come off.
As the improvement of technical scheme, the end face of described upper clamping part is provided with draft arm, and draft arm is vertically arranged in the middle part of clamping part.
After hook is inserted in dental arch filament, is slided along dental arch filament by draft arm operation hook, need position until slide into; Draft arm is vertically arranged in the middle part of clamping part, is beneficial to the movement of hook, handled easily.
As the improvement of technical scheme, the top of described draft arm is with anti-skidding head, and described anti-slippery fellow is elliposoidal.
Hook draft arm when moving hook, for preventing draft arm slippage, the top of draft arm is with anti-skidding head, and this anti-slippery fellow, relative to the expanding layout of draft arm, has anticreep, anti-skidding effect.For ease of processing, anti-slippery fellow can be set to elliposoidal or spherical.
As the improvement of technical scheme, the bottom of described archwire slot and/or top are provided with anti-skidding anti-rotation tooth, and axial arranged along described archwire slot of this anti-skidding anti-rotation tooth.
Be arranged on the anti-skidding anti-rotation tooth in archwire slot, after arch wire clamping, can effectively prevent hook from sliding on circular silk and rotating.
This utility model structure is simple, easy to use, grip tube has the closure seam providing clamping deformation space, and this closure seam size is less than archwire slot size, prevents loosening rear arch wire and deviate from from closure seam, cause hook to come off, avoid drawing and unsuccessfully or by patient swallow by mistake, safe and reliable.
Accompanying drawing explanation
Fig. 1 is that safety dissociates the structural representation of hook.
Detailed description of the invention
As shown in Figure 1, a kind of safety dissociates hook, comprise grip tube 1, this grip tube 1 is made up of upper clamping part 2, lower clamping part 3 and support portion 5, is provided with archwire slot 4 between upper clamping part 2 and lower clamping part 3, and the side of archwire slot 4 is provided with the closure seam 6 adapting to above clamping part 2 and lower clamping part 3 and mutually draw close, this closure seam 6 clamps deformation space for grip tube 1 provides, and the width of closure seam 6 is less than the diameter of arch wire, can prevents dental arch filament from deviating from archwire slot 4, avoid hook to come off.
Support portion 5 and closure seam 6 are positioned at the both sides of archwire slot 4, the upper clamping part 2 of hook special vice clamping and lower clamping part 3, and draw close gradually at closure seam 6 place, grip tube 1 produces deformation, closure seam 6 reduces, cause archwire slot 4 to be out of shape, upper clamping part 2 and lower clamping part 3 clamp the dental arch filament in archwire slot 4, fixed traction hook position.
Closure seam 6 is communicated with archwire slot 4, and axial arranged along archwire slot 4, the side of upper clamping part 2 and lower clamping part 3 has the flange 7 protruded to archwire slot 4, and the gap of upper and lower flange 7 is closure seam 6.
The end face of upper clamping part 2 is provided with draft arm 8, and this draft arm 8 is vertically arranged in the middle part of clamping part 2, operates hook slide along dental arch filament by draft arm 8; For ease of the operation of draft arm 8, the top of draft arm 8 is with anti-skidding 9, and this has anticreep, anti-skidding effect anti-foxy 9 in elliposoidal.
In another embodiment, anti-skidding anti-rotation tooth 10 can be set in the bottom of archwire slot 4 and/or top, this anti-skidding anti-rotation tooth 10 extends along the axis of archwire slot 4, and the arch wire in archwire slot 4 can effectively prevent hook from sliding on circular silk and rotating after being clamped.
The foregoing is only better implementation example of the present utility model, be not limited to this utility model, all within this utility model spirit and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a safety dissociates hook, comprise grip tube, described grip tube has upper clamping part and lower clamping part, it is characterized in that, the archwire slot connecting arch wire is provided with between two clamping parts, the side of described grip tube is provided with the upper clamping part of adaptation and lower clamping part draws close the closure seam that deformation occurs mutually, and the width of closure seam is less than the diameter of described arch wire.
2. safety as claimed in claim 1 dissociates hook, it is characterized in that, is connected between described upper clamping part and lower clamping part by support portion.
3. safety as claimed in claim 2 dissociates hook, and it is characterized in that, described support portion and closure seam are positioned at the relative both sides of archwire slot.
4. safety as claimed in claim 1 dissociates hook, and it is characterized in that, the side of described upper clamping part and lower clamping part has the flange protruded to archwire slot, and the gap of upper and lower flange is described closure seam.
5. safety as claimed in claim 1 dissociates hook, and it is characterized in that, the end face of described upper clamping part is provided with draft arm.
6. safety as claimed in claim 5 dissociates hook, and it is characterized in that, described draft arm is vertically arranged in the middle part of clamping part.
7. safety as claimed in claim 6 dissociates hook, and it is characterized in that, the top of described draft arm is with anti-skidding head.
8. safety as claimed in claim 7 dissociates hook, and it is characterized in that, described anti-slippery fellow is elliposoidal.
9. safety as claimed in claim 1 dissociates hook, and it is characterized in that, the bottom of described archwire slot and/or top are provided with anti-skidding anti-rotation tooth.
10. safety as claimed in claim 9 dissociates hook, it is characterized in that, axial arranged along described archwire slot of described anti-skidding anti-rotation tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420869310.2U CN204411000U (en) | 2014-12-31 | 2014-12-31 | A kind of safety dissociates hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420869310.2U CN204411000U (en) | 2014-12-31 | 2014-12-31 | A kind of safety dissociates hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204411000U true CN204411000U (en) | 2015-06-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420869310.2U Active CN204411000U (en) | 2014-12-31 | 2014-12-31 | A kind of safety dissociates hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204411000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091254A (en) * | 2018-04-30 | 2018-12-28 | 广州欧欧医疗科技有限责任公司 | A kind of stop bracket and its application method |
-
2014
- 2014-12-31 CN CN201420869310.2U patent/CN204411000U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091254A (en) * | 2018-04-30 | 2018-12-28 | 广州欧欧医疗科技有限责任公司 | A kind of stop bracket and its application method |
| CN109091254B (en) * | 2018-04-30 | 2023-09-19 | 广州欧欧医疗科技有限责任公司 | Stop bracket and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310015 1032 Tong Yi Road, Gongshu District, Hangzhou, Zhejiang Co-patentee after: Liang Jiaxing Patentee after: Zhejiang Xinya Medical Technology Co., Ltd. Address before: 310015 1032 Tong Yi Road, Gongshu District, Hangzhou, Zhejiang Co-patentee before: Liang Jiaxing Patentee before: Shinye Odontology Materials Corporation Company |
|
| CP01 | Change in the name or title of a patent holder |