CN203815617U - Self-locking implant tooth - Google Patents
Self-locking implant tooth Download PDFInfo
- Publication number
- CN203815617U CN203815617U CN201420210121.4U CN201420210121U CN203815617U CN 203815617 U CN203815617 U CN 203815617U CN 201420210121 U CN201420210121 U CN 201420210121U CN 203815617 U CN203815617 U CN 203815617U
- Authority
- CN
- China
- Prior art keywords
- tooth
- self
- tooth body
- dental implant
- retained abutment
- 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 8
- 230000000717 retained effect Effects 0.000 claims description 27
- 239000004053 dental implant Substances 0.000 claims description 17
- 229910052715 tantalum Inorganic materials 0.000 claims description 7
- 241000826860 Trapezium Species 0.000 claims description 3
- 238000002513 implantation Methods 0.000 abstract description 7
- 230000014759 maintenance of location Effects 0.000 abstract 4
- 210000000332 tooth crown Anatomy 0.000 abstract 1
- 210000000988 bone and bone Anatomy 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 210000003128 head Anatomy 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 108010048734 sclerotin Proteins 0.000 description 3
- 238000010586 diagram Methods 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
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect 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
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
Landscapes
- Dental Prosthetics (AREA)
Abstract
The utility model relates to a self-locking implant tooth. The self-locking implant tooth comprises a tooth implantation body (1), a retention base table (2) and a false tooth (3) and is characterized in that a groove (4) is formed in one side of a head of the retention base table (2); a spring (5) is arranged in the groove (4); a slider (6) is arranged outside the spring (5); a calking groove (7) for installing the slider (6) is 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 general thread (10) is arranged on the outer surface of the middle part (12); a vertical through hole (8) is formed inside the tooth implantation body (1); an extension spring (14) is arranged in the lower part of the through hole (8); a threaded rod (9) is arranged at the lower part of the retention base table (2) and is connected with one end of the extension spring (14). The self-locking implant tooth tightly connects the retention base table with a tooth crown, has a reasonable structure and has good biocompatibility.
Description
Technical field
This utility model relates to oral cavity canine implant, relates in particular to a kind of self-locking Dental Implant.
Background technology
At present oral tooth implantation operation adopts plants dental structure and mostly includes and plant tooth body, retained abutment and artificial tooth.Plant tooth body and imbed in advance after dental bed, its top refills establishes retained abutment, and this retained abutment exposes to dental bed surface and artificial tooth is installed, and with this, realizes the implantation of artificial tooth.Wherein, between retained abutment and artificial tooth, be usually that simple plug-in type connects, the anti-axial-rotation of this connected mode is poor, and has the problem that connects not firmly, easily becomes flexible, comes off; Meanwhile, it plants the standing cylindricality or irregularly shaped of counting of tooth body, it with body bone tissue between while being connected steadiness poor, the irregularly shaped body having is also difficult to processing and manufacturing.
In addition, there is certain defect in existing Dental Implant on structure arranges, and causes it after implantation, can not wait sclerotin weakness planting tooth body bottom, then add as bone grafting material, biotic factor etc. other to increase the material of planting tooth steadiness; Also exist mechanical property and biocompatibility poor simultaneously, after long-time use, there will be repulsion with tissue, and affect the problems such as its service life.In clinical use, Dental Implant can be subject to the effect of alternating force for a long time, particularly work as Dental Implant when mounted, if move past manyly to words lateral deviation, easily occur in a short time looseningly, and to plant the design of tooth body structure unreasonable due to existing, 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 self-locking Dental Implant, this Dental Implant can closely be connected retained abutment with corona in real time, to plant tooth body is closely connected with alveolar bone simultaneously, can avoid being preferably subject to the interference of alternating force, also be convenient to import the material that tooth steadiness is planted in increase, rational in infrastructure, and have good biocompatibility concurrently.
The purpose of this utility model is achieved in that
A self-locking Dental Implant, it includes plants tooth body, retained abutment and artificial tooth, it is characterized in that: described retained abutment head is provided with groove on one side, in this groove, is provided with spring, and spring arranged outside has slide block; In described artificial tooth, correspondence is provided with the caulking groove that described slide block is installed; The described tooth body of planting adopts porous tantalum product, and its porosity is 60% ~ 70%; This is planted tooth body and is comprised of cervical region, middle part and afterbody, and its middle part outer surface is set to regular screw threads; And this is planted tooth body inside and is provided with the perforation running through up and down, 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 tooth body and plant the mechanical property requirements in dental structure at this, to realize it, is closely connected reliably with alveolar bone.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, when greatly having improved biocompatibility, also well met its mechanical property, improved 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, or the object of other shapes.
Above-mentioned retained abutment head is cuboid, and with artificial tooth corresponding matching, can further increase anti-axial-rotation.
Above-mentioned side of planting tooth body inner perforated middle and upper part is provided with regular screw threads, 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.
Further, the above-mentioned tooth body of planting is shaft-like, and the diameter at its cervical region and middle part is consistent; The diameter of its afterbody is short compared with cervical region or 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.
This utility model will be processed with groove and spring is set on retained abutment head one side, the slide block that configuration can be movable in this groove again, so that its mating reaction and play the fixation that is similar to latch dead bolt, so that slide block can keep with artificial tooth on caulking groove laminating closely, thereby play well anti-axially movable effect, and anti-loosening and effect that come off; Meanwhile, the outer surface of planting tooth body middle part is also provided with regular screw threads, has further strengthened with the firm of alveolar bone and has been connected.In addition, by arranging to bore a hole to have realized, sclerotin weakness such as planting tooth body bottom is introduced, is evenly distributed on to other materials of planting tooth steadiness to increase such as bone grafting material, biotic factor, and increased the stability being connected with sclerotin, make its be set to porous tantalum product to plant tooth body better compatible.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of self-locking Dental Implant in this utility model embodiment.
Fig. 2 is the Integral connection structure schematic diagram of self-locking Dental Implant in Fig. 1.
Fig. 3 is the axonometric drawing after the retained abutment of self-locking Dental Implant in Fig. 1 is amplified.
The specific embodiment
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 self-locking Dental Implant, it includes plants retained abutment 2 and the artificial tooth 3 that tooth body 1, head are cuboid; On its retained abutment 2 head one sides, be provided with square groove 4, be provided with a spring 5 in this square groove 4, spring 5 arranged outside have slide block 6; Slide block 6 is less than the right-angled trapezium body of lower surface area for upper surface area; The interior correspondence of its 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 comprised 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 surfaces are set to regular screw threads 10, and its cervical region 11 is consistent with the diameter at middle part 12, and the diameter of its afterbody 13 is short compared with cervical region 11 or middle part 12; This is planted tooth body 1 inside and is provided with the perforation 8 running through up and down; In these 8 bottoms of boring a hole, be provided with extension spring 14; Retained abutment 2 bottoms are threaded rod 9, and this threaded rod 9 is connected with one end of extension spring 14; The side of planting tooth body 1 inner perforated 8 middle and upper parts is provided with regular screw threads, and with the threaded rod 9 of corresponding matching retained abutment 2 bottoms, and then the self-locking that realizes the two is fixedly connected with; This head is the retained abutment 2 of cuboid, adopts medical titanium alloy to make, and with artificial tooth 3 corresponding matching, realized the implantation of artificial tooth.
By being processed with groove 4 and being provided with spring 5 on retained abutment 2 head one sides, configuration can be at the slide block 6 of these groove 4 interior activities again, so that it cooperatively interacts and plays the chimeric self-locking action that is similar to latch dead bolt---along with artificial tooth 3 is toward lower slider, promote slide block 6 Compress Springs 5 to the interior movement of groove 4, after artificial tooth 3 moves into place, slide block 6 falls into 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 adopt the bottom that extension spring 14 one end are fixed on to alveolar bone to continue that retained abutment 2 is applied to elastic force, be fixed in the perforation 8 of planting tooth body 1 inside, guaranteed retained abutment 2 all the time with plant tooth body 1 close contact, by 2 pairs of retained abutment, plant the effect that tooth body 1 itself applies power, the bottom that makes to plant tooth body 1 and alveolar bone is close contact all the time simultaneously; In use, if because external force makes to plant tooth body 1 or retained abutment 2 is loosening, extension spring 14 makes it again keep close contact by elastic force, and then has guaranteed fixed effect.
Claims (5)
1. a self-locking Dental Implant, it includes plants tooth body (1), retained abutment (2) and artificial tooth (3), it is characterized in that: described retained abutment (2) head is provided with groove (4) on one side, in this groove (4), be provided with spring (5), spring (5) arranged outside has slide block (6); 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 adopts porous tantalum product, and its porosity is 60% ~ 70%; This is planted tooth body (1) and is comprised of cervical region (11), middle part (12) and afterbody (13), and its middle part (12) outer surface is set to regular screw threads (10); And this is planted tooth body (1) inside and is provided with the perforation (8) running through up and down, and this perforation (8) is provided with extension spring (14) in bottom; Described retained abutment (2) bottom is threaded rod (9), and this threaded rod (9) is connected with one end of described extension spring (14).
2. self-locking 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 self-locking 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 regular screw threads, with the threaded rod (9) of retained abutment described in corresponding matching (2) bottom.
4. according to self-locking Dental Implant described in claim 1 or 2, it is characterized in that: described in plant tooth body (1) for shaft-like, and its cervical region (11) is consistent with the diameter of middle part (12); The diameter of its afterbody (13) is short compared with cervical region (11) or middle part (12).
5. self-locking Dental Implant according to claim 3, is characterized in that: described in plant tooth body (1) for shaft-like, and its cervical region (11) is consistent with the diameter of middle part (12); The diameter of its afterbody (13) is short compared with cervical region (11) or middle part (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210121.4U CN203815617U (en) | 2014-04-28 | 2014-04-28 | Self-locking implant tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210121.4U CN203815617U (en) | 2014-04-28 | 2014-04-28 | Self-locking implant tooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203815617U true CN203815617U (en) | 2014-09-10 |
Family
ID=51471168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420210121.4U Expired - Fee Related CN203815617U (en) | 2014-04-28 | 2014-04-28 | Self-locking implant tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203815617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105012026A (en) * | 2014-04-28 | 2015-11-04 | 重庆润泽医药有限公司 | Self locking type dental implant |
| JP2023183874A (en) * | 2022-06-16 | 2023-12-28 | クラレノリタケデンタル株式会社 | Dental abutments, dental prostheses, connection structures for dental abutments and dental prostheses, and dental implants |
-
2014
- 2014-04-28 CN CN201420210121.4U patent/CN203815617U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105012026A (en) * | 2014-04-28 | 2015-11-04 | 重庆润泽医药有限公司 | Self locking type dental implant |
| JP2023183874A (en) * | 2022-06-16 | 2023-12-28 | クラレノリタケデンタル株式会社 | Dental abutments, dental prostheses, connection structures for dental abutments and dental prostheses, and dental implants |
| JP7817889B2 (en) | 2022-06-16 | 2026-02-19 | クラレノリタケデンタル株式会社 | Dental abutment, dental prosthesis, connection structure between dental abutment and dental prosthesis, and dental implant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203815617U (en) | Self-locking implant tooth | |
| CN105012026A (en) | Self locking type dental implant | |
| CN203815633U (en) | Self-locking implant tooth | |
| CN203815631U (en) | Self-locking implant tooth | |
| CN203815624U (en) | Implant tooth | |
| CN203815623U (en) | Implant tooth | |
| CN203815629U (en) | Tooth implantation structure | |
| CN203815619U (en) | Implant tooth structure | |
| CN203815622U (en) | Implant tooth structure | |
| CN203815614U (en) | Tooth implant | |
| CN203815620U (en) | Artificial implant tooth | |
| CN203815635U (en) | Implant tooth | |
| CN203815621U (en) | Mosaic implant tooth | |
| CN203815628U (en) | Implant tooth | |
| CN203815626U (en) | Implant tooth | |
| CN203815627U (en) | Artificial implant tooth | |
| CN203815632U (en) | Implant tooth | |
| CN105012030A (en) | Dental implant | |
| CN203815637U (en) | Tooth implant | |
| CN203815630U (en) | Tooth implantation structure | |
| CN203841808U (en) | Anti-loosening dental implant | |
| CN203815616U (en) | Artificial implant tooth | |
| CN203815618U (en) | Artificial implant tooth | |
| CN203710168U (en) | Artificial tooth implantation structure | |
| CN203647510U (en) | Multiple-piece type tooth implantation component |
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 |