CN203710170U - Tooth implantation component - Google Patents
Tooth implantation component Download PDFInfo
- Publication number
- CN203710170U CN203710170U CN201420089977.0U CN201420089977U CN203710170U CN 203710170 U CN203710170 U CN 203710170U CN 201420089977 U CN201420089977 U CN 201420089977U CN 203710170 U CN203710170 U CN 203710170U
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- Prior art keywords
- tooth body
- afterbody
- tooth
- plant
- hole
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- Expired - Fee Related
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- 238000002513 implantation Methods 0.000 title abstract description 8
- 239000007943 implant Substances 0.000 claims abstract description 30
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical group [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims abstract description 12
- 230000000717 retained effect Effects 0.000 claims description 28
- 229910052715 tantalum Inorganic materials 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 abstract 3
- 239000000463 material Substances 0.000 description 13
- 210000000988 bone and bone Anatomy 0.000 description 11
- 108010048734 sclerotin Proteins 0.000 description 7
- 241000282465 Canis Species 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 239000004053 dental implant Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 210000000214 mouth Anatomy 0.000 description 2
- 230000003239 periodontal effect Effects 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 230000008733 trauma Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Dental Prosthetics (AREA)
Abstract
The utility model relates to a tooth implantation component. The tooth implantation component comprises a tooth implant (1), a retention base stand (2), an extension spring (4) and a cushion (10), wherein an up-down through hole (3) is formed in the tooth implant (1); a pipe thread with a thread angle of 55 degrees is arranged on the middle upper surface of the through hole (3); the extension spring (4) is arranged in the lower part of the through hole; a threaded rod (5) is arranged at the lower part of the retention base stand (2), is connected with one end of the extension spring (4) and is correspondingly matched with the pipe thread arranged in the tooth implant (1); the tooth implant (1) is a column formed by a neck (6), a middle part (7) and a tail (8); the neck (6) and the tail (8) adopt porous tantalum parts with porosity of 60-70%; the cushion (10) is arranged on the retention base stand (2). The tooth implantation component has good connection sealability and force-bearing property, can better avoid interference of alternating force, and has good biocompatibility.
Description
Technical field
This utility model relates to Medical oral cavity manual tooth planting's medical apparatus and instruments, relates in particular to a kind of Dnetal implant component.
Background technology
Canine implant is the best method of repairing at present oral cavity inner teeth gear disappearance.Dental implant surgical of the prior art, normally plants tooth body by one and directly imbeds in advance dental bed, after above planting tooth body, install a retained abutment separation and that expose to dental bed surface, a corona is finally installed in this retained abutment again again, to realize the implantation of artificial tooth.
Yet, Dental Implant of the prior art in use can be subject to the effect of alternating force for a long time, particularly work as Dental Implant when mounted, if to words lateral deviation, move past many, easily occur in a short time loosening, and because its structural design is 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.And it plants tooth body and retained abutment syndeton defective tightness, and be easy to cause impurity to enter in screw thread, affect being fixedly connected with of the two, and its plant between tooth body and tissue, also exist in conjunction with defective tightness reliable, easily produce the problems such as loosening, simultaneously existing planting in dental structure usually adopts the mode of directly installing that artificial tooth is installed on its maintenance platform, its denture upper jaw power is difficult to adjusted distribution, easily there is periodontal trauma, its canine implant load is larger, plant tooth success rate lower, service life is shorter.
In addition, it is poor that in existing design also usually there is mechanical property and biocompatibility in implant implant component, there will be repulsion, and affect the problems such as its service life after long-time use with tissue.And Dental Implant can not planted the sclerotin weakness such as tooth body tip after implantation, add again as bone grafting material, biotic factor etc. other to increase the material plant tooth steadiness, and the materials such as the broken end of the flesh and blood that may exist in its structure are also difficult for discharging, poor fluidity between material.
Utility model content
The purpose of this utility model is to provide a kind of Dnetal implant component, this Dnetal implant component has sealing and the good stress performance of its connection, can by planting tooth body, closely be connected with alveolar bone in real time, can avoid preferably it to be subject to the interference of alternating force, more reasonable structure, has the good characteristics such as biocompatibility concurrently.
The purpose of this utility model is achieved in that
A Dnetal implant component, is characterized in that: it forms by planting tooth body, retained abutment, extension spring and cushion pad; The described tooth body inside of planting is provided with the through hole running through up and down; To be provided with tooth form angle be the gas thread of 55 ° on the inner surface of tooth body of planting of this through hole middle and upper part, and the tooth body inside of planting of this through hole 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, and with described to plant tooth form angle that the inner surface of tooth body arranges be the gas thread corresponding matching of 55 °; This plants tooth body for the column that 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%; In described retained abutment, be provided with cushion pad.
Adopt the cervical region of planting tooth body and the afterbody of the porous tantalum product of above-mentioned porosity, can meet its mechanical property requirements in the structure of Dnetal implant component, 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: the cervical region of planting tooth body and the afterbody that adopt 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.In addition,, by being the gas thread Corresponding matching of 55 ° by threaded rod and the tooth form angle of planting the inner surface setting of tooth body, its sealing and good stress performance, easily produce self-locking, avoided impurity to enter in screw thread.
Further, above-mentioned outer surface of planting the middle part of tooth body is gas thread; The diameter of its afterbody is narrow 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.
The top of above-mentioned retained abutment is Rotary-table or cylinder, and one-body molded with the threaded rod of above-mentioned retained abutment bottom.The Rotary-table on its top or cylinder can be installed cushion pad in order to Corresponding matching, and then again corona are installed on cushion pad, and have realized the implantation of artificial tooth.
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.
As optimizing further, above-mentioned tail end face of planting tooth body also horizontal distribution has the guiding gutter being communicated with described through hole.By setting up guiding gutter, can realize sclerotin weakness such as planting tooth body afterbody is introduced, is evenly distributed on to other materials plant tooth steadiness to increase such as bone grafting material, biotic factor, and the stability that increase is connected with sclerotin, and can greatly improve the mobility of the materials such as the broken end of flesh and blood, make it and be set to porous tantalum product to plant tooth body better compatible.Further, above-mentioned guiding gutter can be set to a plurality of.
As optimizing further, in the top of above-mentioned retained abutment, also arrange porosely, on above-mentioned cushion pad, also correspondence arranges porose.By be respectively arranged with hole in the top of retained abutment He on cushion pad, can in application, adopt the modes such as inserted link by the two fixing interlocking together, prevent from coming off.
The utlity model has following beneficial effect:
1, as cervical region and the afterbody of planting upper and lower two ends in tooth body structure, all adopt porous tantalum product, well met and guaranteed its mechanical property, also greatly increase this simultaneously and planted the biocompatibility of implant component integral body, improved service life and implanted comfort level, having increased stability and anti-verticity after this artificial prosthesis is implanted;
The guiding gutter of the horizontal distribution 2, being communicated with through hole by increase at the bottom end face of planting tooth body, realized sclerotin weakness such as planting tooth body bottom has been introduced, has been evenly distributed on to other materials of planting tooth steadiness to increase such as bone grafting material, biotic factor, and the stability that increase is connected with sclerotin, and can greatly improve the mobility of the materials such as the broken end of flesh and blood, make it and be provided with porous tantalum product to plant tooth body better compatible;
3, the bottom that employing is fixed on alveolar bone by extension spring one end is to continue that retained abutment is applied to elastic force, be fixed in the through hole of planting tooth body inside, guaranteed retained abutment all the time with plant tooth body close contact, by retained abutment, to planting tooth body, itself apply the effect of power, the bottom that makes to plant tooth body and alveolar bone is close contact all the time simultaneously; In use, if because external force makes to plant tooth body or retained abutment is loosening, extension spring makes it again keep close contact by elastic force, and then has guaranteed fixed effect;
4, by add cushion pad between artificial tooth and retained abutment, scalable denture upper jaw power is distributed, and has avoided periodontal trauma, has alleviated the load of canine implant, has improved canine implant success rate, and has increased its service life; And further at it, on the two, offer respectively porosely, make both interlockings together, prevent from coming off;
5, planting tooth body and retained abutment, to adopt tooth form angle be the gas thread Corresponding matching of 55 °, and its sealing and good stress performance, easily produce self-locking, avoided impurity to enter in screw thread.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of Dnetal implant component in this utility model embodiment 1.
Fig. 2 is the schematic diagram of the Integral connection structure of Dnetal implant component in Fig. 1.
The specific embodiment
Be below this utility model preferred embodiment, and be not intended to limit protection domain of the present utility model.
Embodiment 1
As shown in Fig. 1～2: a kind of Dnetal implant component, it forms by planting tooth body 1, retained abutment 2, extension spring 4 and cushion pad 10; It is planted tooth body 1 inside and is provided with the through hole 3 running through up and down; To be provided with tooth form angle be the gas thread of 55 ° on the inner surface of tooth body 1 of planting of these through hole 3 middle and upper parts, and tooth body 1 inside of planting of these through hole 3 bottoms is provided with extension spring 4; Its retained abutment 2 bottoms are threaded rod 5, and this threaded rod 5 is connected with one end of extension spring 4, and are the gas thread corresponding matching of 55 ° with planting tooth form angle that the inner surface of tooth body 1 arranges; It plants the column of tooth body 1 for being comprised of cervical region 6, middle part 7 and afterbody 8, its middle part 7 adopts medical titanium alloy product, cervical region 6 and afterbody 8 all adopt porous tantalum product, its porosity is 60% ~ 70%, and cervical region 6 and afterbody 8 are specifically realized and to be fixedly connected with this middle part 7 of planting tooth body 1 through laser weld respectively; The outer surface of planting the middle part 7 of tooth body 1 is gas thread; The diameter of its afterbody 8 is narrow compared with cervical region 6 and middle part 7, and afterbody 8 end faces also horizontal distribution have a guiding gutter 9 being communicated with through hole 3; The top of retained abutment 2 is Rotary-table, and adopts medical titanium alloy through one-body molded with the threaded rod 5 of its underpart, and in retained abutment 2, is provided with cushion pad 10; In the top of retained abutment 2, also arrange porose 11, on cushion pad 10 also correspondence arrange porose 11, by these correspondence two interior inserted links that arrange in hole 11, and by the two fixing interlocking together; The Rotary-table Corresponding matching on the top of retained abutment 2 is installed cushion pad 10, after corona 12 is installed on cushion pad 10 again, realized the implantation of artificial tooth.
As cervical region 6 and the afterbody 8 of planting position, upper and lower two ends in tooth body 1 structure, all adopt porous tantalum product, well met and guaranteed its mechanical property, also greatly increase this simultaneously and planted the biocompatibility of implant component integral body, improved service life and implanted comfort level, having increased stability and anti-verticity after this artificial prosthesis is implanted; In addition, at the end face of planting the afterbody 8 of tooth body 1, pass through to increase the guiding gutter 9 of a horizontal distribution being communicated with through hole 3, realized sclerotin weakness such as planting tooth body 1 tail end face has been introduced, has been evenly distributed on to other materials of planting tooth steadiness to increase such as bone grafting material, biotic factor, and the stability that increase is connected with sclerotin, and can greatly improve the mobility of the materials such as the broken end of flesh and blood, make it and be provided with porous tantalum product to plant tooth body 1 better compatible.
Claims (9)
1. a Dnetal implant component, is characterized in that: it forms by planting tooth body (1), retained abutment (2), extension spring (4) and cushion pad (10); Described tooth body (1) inside of planting is provided with the through hole (3) running through up and down; To be provided with tooth form angle be the gas thread of 55 ° on the inner surface of tooth body (1) of planting of this through hole (3) middle and upper part, and tooth body (1) inside of planting of this through hole (3) bottom is provided with extension spring (4); Described retained abutment (2) bottom is threaded rod (5), and this threaded rod (5) is connected with one end of described extension spring (4), and with described to plant tooth form angle that the inner surface of tooth body (1) arranges be the gas thread corresponding matching of 55 °; The described tooth body (1) of planting is for the column that is comprised of cervical region (6), middle part (7) and afterbody (8), and its cervical region (6) and afterbody (8) all adopt porous tantalum product, and its porosity is 60% ~ 70%; In described retained abutment (2), be provided with cushion pad (10).
2. Dnetal implant component according to claim 1, is characterized in that: described in plant the middle part (7) of tooth body (1) outer surface be gas thread; The diameter of its afterbody (8) is narrow compared with cervical region (6) and middle part (7).
3. according to Dnetal implant component described in claim 1 or 2, it is characterized in that: the top of described retained abutment (2) is Rotary-table or cylinder, and one-body molded with the threaded rod (5) of described retained abutment (2) bottom; In the top of described retained abutment (2), also arrange porose (11), on described cushion pad (10), also correspondence arranges porose (11).
4. according to Dnetal implant component described in claim 1 or 2, it is characterized in that: described in plant cervical region (6) and the afterbody (8) of tooth body (1), respectively through bonding or welding realize with described in plant being fixedly connected with of middle part (7) of tooth body (1).
5. Dnetal implant component according to claim 3, is characterized in that: described in plant cervical region (6) and the afterbody (8) of tooth body (1), respectively through bonding or welding realize with described in plant being fixedly connected with of middle part (7) of tooth body (1).
6. according to Dnetal implant component described in claim 1 or 2, it is characterized in that: described in plant tooth body (1) afterbody (8) end face also horizontal distribution have the guiding gutter (9) being communicated with described through hole (3).
7. Dnetal implant component according to claim 3, is characterized in that: described in plant tooth body (1) afterbody (8) end face also horizontal distribution have the guiding gutter (9) being communicated with described through hole (3).
8. Dnetal implant component according to claim 4, is characterized in that: described in plant tooth body (1) afterbody (8) end face also horizontal distribution have the guiding gutter (9) being communicated with described through hole (3); Described guiding gutter (9) is set to a plurality of.
9. Dnetal implant component according to claim 5, is characterized in that: described in plant tooth body (1) afterbody (8) end face also horizontal distribution have the guiding gutter (9) being communicated with described through hole (3); Described guiding gutter (9) is set to a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089977.0U CN203710170U (en) | 2014-02-28 | 2014-02-28 | Tooth implantation component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089977.0U CN203710170U (en) | 2014-02-28 | 2014-02-28 | Tooth implantation component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203710170U true CN203710170U (en) | 2014-07-16 |
Family
ID=51149376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420089977.0U Expired - Fee Related CN203710170U (en) | 2014-02-28 | 2014-02-28 | Tooth implantation component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203710170U (en) |
-
2014
- 2014-02-28 CN CN201420089977.0U patent/CN203710170U/en not_active Expired - Fee Related
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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: 20140716 Termination date: 20210228 |