CN201290775Y - Mouth-cavity orthodontics spiral organ - Google Patents
Mouth-cavity orthodontics spiral organ Download PDFInfo
- Publication number
- CN201290775Y CN201290775Y CNU2008201749614U CN200820174961U CN201290775Y CN 201290775 Y CN201290775 Y CN 201290775Y CN U2008201749614 U CNU2008201749614 U CN U2008201749614U CN 200820174961 U CN200820174961 U CN 200820174961U CN 201290775 Y CN201290775 Y CN 201290775Y
- Authority
- CN
- China
- Prior art keywords
- screw rod
- key
- bevel gear
- screw
- mother tuber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model provides an oral orthodontics screw, which belongs to the technical field of medical appliances. The structure of the oral orthodontics screw is as follows: a front mother block and a rear mother block are respectively provided with three holes which are arranged in line; internal threads which are matched with the thread of a screw rod are arranged in the middle holes; wherein, the advancing direction of the internal thread of the middle hole of the front mother block is opposite from the advancing direction of the internal thread of the middle hole of the rear mother block; the front mother block and the rear mother block are respectively screwed on the body of the screw rod through the thread of the screw rod; guide bolts are inserted in and connected with the other holes of the front mother block and the rear mother block in a sliding way; a screw-rod bevel gear which is connected with the screw rod through a straight key is arranged on the middle part of the screw rod; a fixed sleeve is arranged outside the screw-rod bevel gear; a key is hinged with the fixed sleeve; one end of the key, which is in the fixed sleeve, is firmly connected with a key bevel gear; and the key bevel gear is engaged with the screw-rod bevel gear. The oral orthodontics screw, the structure of which is simple, can easily carry out distraction and retraction operations, increase the working efficiency of operators and is favorable for the smooth progress of operation, safe and stable.
Description
Technical field
This utility model relates to technical field of medical instruments, specifically a kind of mouth cavity orthodontic spiral organ of Corti that is applied to operation on oral cavity.
Background technology
General, in the treatment nursing process of the department of stomatology, need carry out the operation of many operations, the so many all very accurate strictness of requirements of operation operation is to guarantee patient's safety and health.This requirement to operation on oral cavity is very kept on improving.Have many for orthotics on the prior art in inside, oral cavity, but its 26S Proteasome Structure and Function is single, uses very inconveniently, needs multiple apparatus sometimes or together with implementing manually, like this patient is caused to a certain extent danger, its operation safety coefficient can not ensure.How development and Design goes out a kind of safe apparatus easy to use is that department of stomatology research and development have an important topic to be solved always.
Summary of the invention
Technical assignment of the present utility model is to solve the deficiencies in the prior art, and a kind of mouth cavity orthodontic spiral organ of Corti is provided.
The technical solution of the utility model realizes in the following manner, this mouth cavity orthodontic spiral organ of Corti, its structure comprises screw rod, preceding mother tuber, back mother tuber, guide gip, fixed cover, key, offer three holes of linear array on preceding mother tuber and the back mother tuber respectively, offer the female thread that matches with screw flight in the interstitial hole, the female thread direction of advance of the female thread direction of advance of wherein preceding mother tuber interstitial hole and back mother tuber interstitial hole is opposite, before mother tuber and afterwards mother tuber be connected with screw flight respectively and be spun on the screw rod shaft, preceding mother tuber and remaining hole of mother tuber, back are set on the guide gip and are slidingly connected with guide gip, the screw rod middle part is provided with the screw rod bevel gear that is connected by flat key with screw rod, screw rod bevel gear outer setting has fixed cover, be hinged with key on the fixed cover, key is fixedly connected with the key bevel gear at an end of fixed cover inside, key bevel gear and the engagement of screw rod bevel gear.
Described guide gip is a smooth shaft.
The beneficial effect that this utility model is compared with prior art produced is:
This mouth cavity orthodontic spiral organ of Corti is simple in structure, utilize the combination of bevel gear and the specific connection of screw thread, use simple key rotation just can realize the operation that retracts and draw in, be applied on intraoral just abnormal or other corrective operations convenient and swift, improve operator's work efficiency greatly, help carrying out smoothly of operation on oral cavity, safety and stability, long service life.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is fixed cover internal structure sketch maps of the present utility model.
Labelling in the accompanying drawing is represented respectively:
1, screw rod, 2, preceding mother tuber, 3, fixed cover, 4, key, 5, the back mother tuber, 6, guide gip, 7, the screw rod bevel gear, 8, flat key, 9, the key bevel gear.
The specific embodiment
Below in conjunction with accompanying drawing mouth cavity orthodontic spiral organ of Corti of the present utility model is done following detailed description the in detail.
As accompanying drawing 1, shown in 2, mouth cavity orthodontic spiral organ of Corti of the present utility model, its structure comprises screw rod 1, preceding mother tuber 2, back mother tuber 5, guide gip 6, fixed cover 3, key 4, offer three holes of linear array on preceding mother tuber 2 and the back mother tuber 5 respectively, offer the female thread that matches with screw rod 1 screw thread in the interstitial hole, the female thread direction of advance of the female thread direction of advance of wherein preceding mother tuber 2 interstitial holes and back mother tuber 5 interstitial holes is opposite, preceding mother tuber 2 and back mother tuber 5 are threaded with screw rod 1 respectively and are spun on screw rod 1 shaft, preceding mother tuber 2 and mother tuber 5 remaining hole, back are set on the guide gip 6 and are slidingly connected with guide gip 6, and this guide gip 6 is smooth shaft.Screw rod 1 middle part is provided with the screw rod bevel gear 7 that is connected by flat key 8 with screw rod 1, screw rod bevel gear 7 outer setting have fixed cover 3, be hinged with key 4 on the fixed cover 3, key 4 is fixedly connected with key bevel gear 9 at an end of fixed cover 3 inside, key bevel gear 9 and 7 engagements of screw rod bevel gear.
Claims (2)
1, the mouth cavity orthodontic spiral organ of Corti, it is characterized in that comprising screw rod, preceding mother tuber, back mother tuber, guide gip, fixed cover, key, offer three holes of linear array on preceding mother tuber and the back mother tuber respectively, offer the female thread that matches with screw flight in the interstitial hole, the female thread direction of advance of the female thread direction of advance of wherein preceding mother tuber interstitial hole and back mother tuber interstitial hole is opposite, before mother tuber and afterwards mother tuber be connected with screw flight respectively and be spun on the screw rod shaft, preceding mother tuber and remaining hole of mother tuber, back are set on the guide gip and are slidingly connected with guide gip, the screw rod middle part is provided with the screw rod bevel gear that is connected by flat key with screw rod, screw rod bevel gear outer setting has fixed cover, be hinged with key on the fixed cover, key is fixedly connected with the key bevel gear at an end of fixed cover inside, key bevel gear and the engagement of screw rod bevel gear.
2, mouth cavity orthodontic spiral organ of Corti according to claim 1 is characterized in that guide gip is a smooth shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201749614U CN201290775Y (en) | 2008-11-10 | 2008-11-10 | Mouth-cavity orthodontics spiral organ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201749614U CN201290775Y (en) | 2008-11-10 | 2008-11-10 | Mouth-cavity orthodontics spiral organ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201290775Y true CN201290775Y (en) | 2009-08-19 |
Family
ID=41004227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201749614U Expired - Fee Related CN201290775Y (en) | 2008-11-10 | 2008-11-10 | Mouth-cavity orthodontics spiral organ |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201290775Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824218A (en) * | 2012-09-12 | 2012-12-19 | 武汉大学 | Retractor for rapid and distal movement of cuspids |
-
2008
- 2008-11-10 CN CNU2008201749614U patent/CN201290775Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102824218A (en) * | 2012-09-12 | 2012-12-19 | 武汉大学 | Retractor for rapid and distal movement of cuspids |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090819 Termination date: 20091210 |