CN203815633U - Self-locking implant tooth - Google Patents
Self-locking implant tooth Download PDFInfo
- Publication number
- CN203815633U CN203815633U CN201420210447.7U CN201420210447U CN203815633U CN 203815633 U CN203815633 U CN 203815633U CN 201420210447 U CN201420210447 U CN 201420210447U CN 203815633 U CN203815633 U CN 203815633U
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- China
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- tooth
- tooth body
- self
- plant
- cervical region
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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 correspondingly formed in the false tooth (3); the tooth implantation body (1) comprises a neck (11), a middle part (12) and a tail (13); the neck (11) and the tail (13) adopt porous tantalum parts with porosity of 60-70%; a general thread (14) is arranged on the outer surface of the middle part (12) of the tooth implantation body; a vertical through hole (8) is formed inside the tooth implantation body (1); a flow guide groove (10) communicated with the through hole (8) is formed in the bottom end face of the tooth implantation body (1). 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
The Dental Implant that oral tooth implantation operation at present adopts mostly includes plants 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.Between its retained abutment and artificial tooth, often for card edge 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; It is planted, and the design of tooth body structure is unreasonable, and its mechanical property and biocompatibility are poor, there will be repulsion, and affect its service life after long-time use with tissue; Meanwhile, it with body bone tissue between while being connected steadiness poor.In addition, can not be again at sclerotin weakness such as bottoms after implantation, then add as biotic factor etc. other to increase the material of planting tooth steadiness.
Utility model content
The purpose of this utility model is to provide a kind of self-locking Dental Implant, this Dental Implant can be in real time by retained abutment with corona, plant tooth body and be closely connected with alveolar bone, also being convenient to import increases the material of planting tooth steadiness, rational in infrastructure, and has 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 is comprised of cervical region, middle part and afterbody, and its cervical region and afterbody all adopt porous tantalum product, and its porosity is 60% ~ 70%; Its middle part outer surface is set to regular screw threads; This is planted tooth body inside and is provided with the perforation running through up and down; Described bottom end face of planting tooth body is also provided with the guiding gutter being communicated with described perforation.
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 the inner perforated middle and upper part of tooth body is provided with regular screw threads; Above-mentioned retained abutment bottom is threaded rod, this threaded rod and this regular screw threads corresponding matching, 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.
Further, above-mentioned cervical region and afterbody of planting tooth body, realizes and being fixedly connected with of above-mentioned middle part of planting tooth body through bonding or welding respectively.Its connected mode is solid and reliable.
Retained abutment in this utility model and artificial tooth laminating closely, have been played well anti-moving axially, and anti-loosening and effect that come off; 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; Cervical region and the afterbody of planting tooth body are adopted to porous tantalum product, well met its mechanical property, also greatly increase this simultaneously and planted the biocompatibility of dental structure, improved service life and implanted comfort level, increased stability and anti-verticity after this artificial prosthesis is implanted.In addition, also by perforation and guiding gutter, realize the material introducing that the increases such as biotic factor are planted to tooth steadiness and be 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.
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, its middle part 12 adopts medical titanium alloy product, cervical region 11 and afterbody 13 all adopt porous tantalum product, its porosity is 60% ~ 70%, and cervical region 11 and afterbody 13 are specifically realized and to be fixedly connected with this middle part 12 of planting tooth body 1 through laser weld respectively; Its middle part 12 outer surfaces are provided with regular screw threads 14, 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; The bottom end face of planting tooth body 1 is also provided with the guiding gutter 10 being communicated with this perforation 8; This side of boring a hole 8 middle and upper parts is provided with regular screw threads; Retained abutment 2 bottoms are threaded rod 9, this threaded rod 9 and the regular screw threads corresponding matching of planting tooth body 1 inner perforated 8 sides, middle and upper part and arranging, 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 plant the cervical region 11 of tooth body 1 and the porous tantalum product that afterbody 13 adopts above-mentioned porosity, can meet its mechanical property requirements in planting dental structure, to realize it, be 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 cervical region of planting tooth body 11 and the afterbody 13 of porous tantalum product can make bone grow 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.
Claims (9)
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 is comprised of cervical region (11), middle part (12) and afterbody (13), and its cervical region (11) and afterbody (13) all adopt porous tantalum product, and its porosity is 60% ~ 70%; Its middle part (12) outer surface is set to regular screw threads (14); This is planted tooth body (1) inside and is provided with the perforation (8) running through up and down; Described bottom end face of planting tooth body (1) is also provided with the guiding gutter (10) being communicated with described perforation (8).
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 inner perforated (8) middle and upper part of tooth body (1) side be provided with regular screw threads; Described retained abutment (2) bottom is threaded rod (9), this threaded rod (9) and this regular screw threads corresponding matching.
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).
6. according to self-locking Dental Implant described in claim 1 or 2, it is characterized in that: described in plant cervical region (11) and the afterbody (13) of tooth body (1), respectively through bonding or welding realize with described in plant being fixedly connected with of middle part (12) of tooth body (1).
7. self-locking Dental Implant according to claim 3, is characterized in that: described in plant cervical region (11) and the afterbody (13) of tooth body (1), respectively through bonding or welding realize with described in plant being fixedly connected with of middle part (12) of tooth body (1).
8. self-locking Dental Implant according to claim 4, is characterized in that: described in plant cervical region (11) and the afterbody (13) of tooth body (1), respectively through bonding or welding realize with described in plant being fixedly connected with of middle part (12) of tooth body (1).
9. self-locking Dental Implant according to claim 5, is characterized in that: described in plant cervical region (11) and the afterbody (13) of tooth body (1), respectively through bonding or welding realize with described in plant being fixedly connected with of middle part (12) of tooth body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210447.7U CN203815633U (en) | 2014-04-28 | 2014-04-28 | Self-locking implant tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210447.7U CN203815633U (en) | 2014-04-28 | 2014-04-28 | Self-locking implant tooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203815633U true CN203815633U (en) | 2014-09-10 |
Family
ID=51471184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420210447.7U Expired - Fee Related CN203815633U (en) | 2014-04-28 | 2014-04-28 | Self-locking implant tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203815633U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160057868A (en) * | 2014-11-14 | 2016-05-24 | 이호규 | Implant device |
| CN107951582A (en) * | 2017-11-10 | 2018-04-24 | 广州市健齿生物科技有限公司 | The personalized tooth implant that a kind of claw is fixed |
-
2014
- 2014-04-28 CN CN201420210447.7U patent/CN203815633U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160057868A (en) * | 2014-11-14 | 2016-05-24 | 이호규 | Implant device |
| KR101631383B1 (en) | 2014-11-14 | 2016-06-16 | 이호규 | Implant device |
| CN107951582A (en) * | 2017-11-10 | 2018-04-24 | 广州市健齿生物科技有限公司 | The personalized tooth implant that a kind of claw is fixed |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20200428 |