CN203815623U - Implant tooth - Google Patents
Implant tooth Download PDFInfo
- Publication number
- CN203815623U CN203815623U CN201420210239.7U CN201420210239U CN203815623U CN 203815623 U CN203815623 U CN 203815623U CN 201420210239 U CN201420210239 U CN 201420210239U CN 203815623 U CN203815623 U CN 203815623U
- Authority
- CN
- China
- Prior art keywords
- dental implant
- tooth
- tooth body
- retained abutment
- threaded rod
- 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
Links
- 239000007943 implant Substances 0.000 title abstract description 5
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical group [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000000717 retained effect Effects 0.000 claims description 31
- 239000004053 dental implant Substances 0.000 claims description 20
- 229910052715 tantalum Inorganic materials 0.000 claims description 8
- 241000826860 Trapezium Species 0.000 claims description 3
- 238000002513 implantation Methods 0.000 abstract description 7
- 230000014759 maintenance of location Effects 0.000 abstract 3
- 210000000988 bone and bone Anatomy 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 210000003128 head Anatomy 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 108010048734 sclerotin Proteins 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 241000282465 Canis Species 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
Landscapes
- Dental Prosthetics (AREA)
Abstract
The utility model relates to an implant tooth. The implant tooth comprises a tooth implantation body (1), a retention base table (2) and a false tooth (3) and is characterized in that a through hole (4) is formed in a head of the retention base table (2); springs (5) are arranged in the through hole (4); sliders (6) are arranged at the two ends of the springs (5) respectively; grooves (10) for installing the springs (5) are formed in the sliders (6); calking grooves (7) for installing the sliders (6) are formed in the false tooth (3); the tooth implantation body (1) comprises a neck (11), a middle part (12) and a tail (13) and adopts porous tantalum parts with porosity of 60-70%; a pipe thread (14) is arranged on the outer surface of the middle part (12); a vertical through hole (8) is formed in the tooth implantation body (1); an extension spring (15) is arranged at the lower part in the through hole (8); a threaded rod (9) connected with one end of the extension spring (15) is arranged at the lower part of the retention base table (2). The implant tooth can avoid interference of the alternating force and has good biocompatibility.
Description
Technical field
This utility model relates to oral cavity canine implant, relates in particular to a kind of Dental Implant.
Background technology
The Dental Implant structure that oral tooth implantation operation at present adopts mostly includes plants tooth body, retained abutment and artificial tooth.It is planted tooth body and imbeds in advance after dental bed, and top refills establishes retained abutment, and this retained abutment exposes to dental bed surface and artificial tooth is installed, and realizes the implantation of artificial tooth with this.It is unreasonable that it plants the design of tooth body structure, mechanical property and biocompatibility are poor, after long-time use, there will be repulsion with tissue, and affect its service life, simultaneously, it with body bone tissue between while being connected steadiness poor, can not be again at sclerotin weakness such as bottoms after implantation, add again as biotic factor etc. other to increase the material of planting tooth steadiness, and plant and between tooth body and retained abutment, be mostly regular screw threads and be connected, easily exist and connect defective tightness, and be easy to cause impurity to enter in connecting thread gap, and then affect being fixedly connected with of the two, meanwhile, between retained abutment and artificial tooth, be usually that card edge type connects, the anti-axial-rotation of this connected mode is poor, and exist connect not firmly, easily loosening and hold caducous problem.
In addition, in clinical practice, Dental Implant can be subject to the effect of alternating force for a long time, particularly when mounted, if it is many that it moves past to words lateral deviation, easily occur in a short time becoming flexible, and because the existing tooth body structure of planting designs unreasonable, cause this becoming flexible can not again tighten at present, can only again plant, thereby increase the operations such as plantation again, cause significant wastage.
Utility model content
The purpose of this utility model is to provide a kind of Dental Implant, this Dental Implant can closely be connected retained abutment with artificial tooth in real time, to plant tooth body is closely connected with alveolar bone simultaneously, can avoid preferably the interference of alternating force, also be convenient to importing and increase the material of planting tooth steadiness, simple and reasonable, and have good biocompatibility concurrently.
The purpose of this utility model is achieved in that
A kind of Dental Implant, it includes plants tooth body, retained abutment and artificial tooth, it is characterized in that: in described retained abutment head, be provided with through hole, in this through hole, be provided with spring, both ends of the spring is respectively arranged with slide block; On this slide block, be provided with the groove of mounting spring; In described artificial tooth, correspondence is provided with the caulking groove that described slide block is installed; The described tooth body of planting is made up of cervical region, middle part and afterbody, and adopts porous tantalum product, and its porosity is 60% ~ 70%; Its middle part outer surface is gas thread; This is planted tooth body inside and is provided with the perforation running through up and down, and in this perforation, bottom is provided with extension spring; Described retained abutment bottom is threaded rod, and this threaded rod is connected with one end of described extension spring.
The porous tantalum product of above-mentioned porosity, can meet this and plant the mechanical property requirements of tooth body in structure, is closely connected reliably with alveolar bone to realize it.This porous tantalum product can adopt the preparations such as foam dipping method, die pressing.Through the discovery that studies for a long period of time: adopt the tooth physical ability of planting of porous tantalum product that bone is grown into and the structure of growing in forming, thereby organically combine as a whole with body bone tissue, in greatly having improved biocompatibility, also well meet its mechanical property, improve service life and implanted comfort level, having increased stability and anti-verticity after artificial prosthesis is implanted.
Above-mentioned slide block, is excellently less than the right-angled trapezium body of lower surface area for upper surface area.This slide block also can be set to the object that other sides such as right angle trigonometry body are inclined plane shape.
Above-mentioned retained abutment head is cuboid, and with artificial tooth corresponding matching, can further increase anti-axial-rotation.
The quantity of above-mentioned spring is preferably two, and for arranging up and down.Above-mentioned slide block is provided with two grooves of arranging up and down corresponding to mounting spring place.
Further, the above-mentioned tooth body of planting is rhabodoid, and the diameter of its afterbody is short compared with cervical region and middle part.The tooth body of planting of this structure setting has been realized with alveolar bone and being firmly connected, and has the effects such as the sinking of further preventing.
It is the gas thread of 55 ° that above-mentioned side of planting tooth body inner perforated middle and upper part is provided with tooth form angle, and with the threaded rod of the above-mentioned retained abutment of Corresponding matching bottom, and then the self-locking that realizes the two is fixedly connected with, and good stress performance.
In this utility model, retained abutment and artificial tooth laminating closely, have been played well anti-moving axially, and anti-loosening and effect that come off; Its outer surface of planting tooth body middle part is provided with gas thread, has strengthened with the firm of alveolar bone and has been connected; It plants tooth body and retained abutment adopts gas thread Corresponding matching, sealing and good stress performance, easily produce self-locking, avoid impurity to enter in screw thread, meanwhile, planted tooth body and be set to porous tantalum product, well meet and ensured its mechanical property, also greatly increase the biocompatibility of its structural entity simultaneously, improved service life and implanted comfort level, increased stability and anti-verticity after this artificial prosthesis is implanted.In addition, by arranging to bore a hole to have realized, other materials of planting tooth steadiness to increase such as biotic factor are introduced and are distributed in sclerotin weakness such as planting tooth body bottom, and increased the stability being connected with sclerotin, make its be set to porous tantalum product to plant tooth body better compatible.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of Dental Implant structure in this utility model embodiment.
Fig. 2 is the Integral connection structure schematic diagram of Dental Implant structure in Fig. 1.
Fig. 3 is the axonometric drawing of the retained abutment structure of Dental Implant structure in Fig. 1.
Detailed description of the invention
Be below this utility model preferred embodiment, and be not intended to limit protection domain of the present utility model.
As shown in Figures 1 to 3: a kind of Dental Implant, it includes plants retained abutment 2 and the artificial tooth 3 that tooth body 1, head are cuboid; In its retained abutment 2 heads, be provided with square through hole 4, this interior middle part of through hole 4 is provided with two springs 5 of arranging up and down, spring 5 two ends, left and right are respectively arranged with slide block 6, this slide block 6 is less than the right-angled trapezium body of lower surface area for upper surface area, and corresponding two grooves 10 that are provided with mounting spring 5 on this slide block 6; The interior correspondence of artificial tooth 3 is provided with the caulking groove 7 that slide block 6 is installed; This plants the rhabodoid of tooth body 1 for being made up of cervical region 11, middle part 12 and afterbody 13, and it adopts porous tantalum product, and its porosity is 60% ~ 70%; Its middle part 12 outer surfaces are provided with gas thread 14, and the diameter of its afterbody 13 is short compared with cervical region 11 and middle part 12; Plant tooth body 1 inside and be provided with the perforation 8 running through up and down; In these perforation 8 bottoms, be provided with extension spring 15; Retained abutment 2 bottoms are threaded rod 9, and this threaded rod 9 is connected with one end of extension spring 15; It is the gas thread of 55 ° that the side of planting tooth body 1 inner perforated 8 middle and upper parts is provided with tooth form angle, with the threaded rod 9 of corresponding matching retained abutment 2 bottoms, fixes and is tightly connected with the self-locking that realizes the two; This head is the retained abutment 2 of cuboid, adopt medical titanium alloy make, and with artificial tooth 3 corresponding matching, realized the implantation of artificial tooth.
By retained abutment 2 heads are processed with to through hole 4, and configuration can be at the slide block 6 of through hole 4 interior slips, along with artificial tooth 3 is toward lower slider, promote slide block 6 to the interior movement of through hole 4, after artificial tooth 3 moves into place, slide block 6 embeds in the caulking groove 7 on artificial tooth 3, now by the effect of spring 5, make slide block 6 can keep with artificial tooth 3 on caulking groove 7 laminating closely, thereby play well anti-axially movable effect, and anti-loosening and effect that come off; And its outer surface of planting tooth body 1 middle part 12 is provided with gas thread 14, has strengthened with the firm of alveolar bone and has been connected.
In addition, adopt the bottom that extension spring 15 one end are fixed on to alveolar bone to continue that retained abutment 2 is applied to elastic force, be fixed in perforation, ensured retained abutment all the time with plant tooth body close contact, make to plant the bottom close contact all the time of tooth body 1 and alveolar bone simultaneously; In use, if because external force makes to plant tooth body 1 or retained abutment 2 is loosening, extension spring 15 makes it again keep close contact by elastic force, and then has ensured fixed effect.
Claims (9)
1. a Dental Implant, it comprises plants tooth body (1), retained abutment (2) and artificial tooth (3), it is characterized in that: in described retained abutment (2) head, be provided with through hole (4), be provided with spring (5) in this through hole (4), spring (5) two ends are respectively arranged with slide block (6); On this slide block (6), be provided with the groove (10) of mounting spring (5); The interior correspondence of described artificial tooth (3) is provided with the caulking groove (7) that described slide block (6) is installed; The described tooth body (1) of planting is made up of cervical region (11), middle part (12) and afterbody (13), and adopts porous tantalum product, and its porosity is 60% ~ 70%; Its middle part (12) outer surface is gas thread (14); This is planted tooth body (1) inside and is provided with the perforation (8) running through up and down, and the interior bottom of this perforation (8) is provided with extension spring (15); Described retained abutment (2) bottom is threaded rod (9), and this threaded rod (9) is connected with one end of described extension spring (15).
2. Dental Implant according to claim 1, is characterized in that: described slide block (6) is less than the right-angled trapezium body of lower surface area for upper surface area; Described retained abutment (2) head is cuboid, and with artificial tooth (3) corresponding matching.
3. according to Dental Implant described in claim 1 or 2, it is characterized in that: the quantity of described spring (5) is two, and for arranging up and down; Described slide block (6) locates to be provided with two grooves of arranging up and down (10) corresponding to mounting spring (5).
4. according to Dental Implant described in claim 1 or 2, it is characterized in that: described in to plant tooth body (1) be rhabodoid, and the diameter of its afterbody (13) is short compared with cervical region (11) and middle part (12).
5. Dental Implant according to claim 3, is characterized in that: described in to plant tooth body (1) be rhabodoid, and the diameter of its afterbody (13) is short compared with cervical region (11) and middle part (12).
6. according to Dental Implant described in claim 1 or 2, it is characterized in that: described in plant tooth body (1) inner perforated (8) middle and upper part side be provided with gas thread, with the threaded rod (9) of retained abutment described in Corresponding matching (2) bottom.
7. Dental Implant according to claim 3, is characterized in that: described in plant tooth body (1) inner perforated (8) middle and upper part side be provided with gas thread, with the threaded rod (9) of retained abutment described in Corresponding matching (2) bottom.
8. Dental Implant according to claim 4, is characterized in that: described in plant tooth body (1) inner perforated (8) middle and upper part side be provided with gas thread, with the threaded rod (9) of retained abutment described in Corresponding matching (2) bottom.
9. Dental Implant according to claim 5, is characterized in that: described in plant tooth body (1) inner perforated (8) middle and upper part side be provided with gas thread, with the threaded rod (9) of retained abutment described in Corresponding matching (2) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210239.7U CN203815623U (en) | 2014-04-28 | 2014-04-28 | Implant tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210239.7U CN203815623U (en) | 2014-04-28 | 2014-04-28 | Implant tooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203815623U true CN203815623U (en) | 2014-09-10 |
Family
ID=51471174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420210239.7U Expired - Fee Related CN203815623U (en) | 2014-04-28 | 2014-04-28 | Implant tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203815623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105012031A (en) * | 2014-04-28 | 2015-11-04 | 重庆润泽医药有限公司 | Dental implant |
-
2014
- 2014-04-28 CN CN201420210239.7U patent/CN203815623U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105012031A (en) * | 2014-04-28 | 2015-11-04 | 重庆润泽医药有限公司 | Dental implant |
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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: 20140910 Termination date: 20200428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |