CN105012026A - Self locking type dental implant - Google Patents
Self locking type dental implant Download PDFInfo
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- CN105012026A CN105012026A CN201410173319.4A CN201410173319A CN105012026A CN 105012026 A CN105012026 A CN 105012026A CN 201410173319 A CN201410173319 A CN 201410173319A CN 105012026 A CN105012026 A CN 105012026A
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- dental implant
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Abstract
The invention relates to a self locking type dental implant. The self locking type dental implant comprises an implant body (1), a retention base (2) and an artificial tooth (3). The self locking type dental implant is characterized in that a groove (4) is formed in one side face of the head part of the retention base (2); a spring (5) is arranged in the groove (4), and a sliding block (6) is arranged on the outer side of the spring (5); an embedding slot (7) for mounting the sliding block (6) is formed in the artificial tooth (3); the implant body (1) is composed of a neck part (11), a middle part (12) and a tail part (13) and utilizes a porous tantalum workpiece, and the porosity of the porous tantalum workpiece is 60-70%; a regular screw thread (10) is arranged on the outer surface of the middle part (12); a penetration hole (8) penetrating from top to bottom is formed in the implant body (1); an extension spring (14) is arranged in the lower part of the interior of the penetration hole (8); the lower part of the retention base (2) is a threaded rod (9); the threaded rod (9) is connected with one end of the extension spring (14). According to the self locking type dental implant, the retention base and a dental crown are closely connected, the structure is reasonable, and the self locking type dental implant also has excellent biocompatibility.
Description
Technical field
The present invention relates to oral cavity canine implant, particularly relate to a kind of self-locking Dental Implant.
Background technology
What the operation of current oral tooth implantation adopted plant, and dental structure mostly includes plants tooth body, retained abutment and artificial tooth.Plant after tooth body imbeds dental bed in advance, refill above it and establish retained abutment, this retained abutment exposes to dental surface and installs artificial tooth, realizes the implantation of artificial tooth with this.Wherein, be usually that simple plug-in type connects between retained abutment and artificial tooth, the anti-axial-rotation of this connected mode is poor, and there is the problem connecting and not firmly, easily loosen, come off; Meanwhile, it is planted, and tooth body is standing counts cylindricality or irregularly shaped, and it is poor with steadiness when being connected between body bone tissue, and the irregularly shaped body had also is difficult to processing and manufacturing.
In addition, there is certain defect in existing Dental Implant on vibrational power flow, causes it can not wait sclerotin weakness planting bottom tooth body after the implantation, then add as bone grafting material, biotic factor etc. other to increase the material of planting tooth steadiness; Also there is mechanical property and biocompatibility is poor simultaneously, after long-time use, there will be repulsion with tissue, and affect the problems such as its service life.In Clinical practice, Dental Implant can be subject to the effect of alternating force for a long time, particularly when Dental Implant when mounted, if move past many to words lateral deviation, then easily occur in a short time loosening, and to plant the design of tooth body structure unreasonable due to existing, this loosening is caused can not again to tighten at present, again can only plant, thus add the operations such as plantation again, cause significant wastage.
Summary of the invention
The object of the present invention is to provide a kind of self-locking Dental Implant, this Dental Implant can in real time by retained abutment and corona compact siro spinning technology, tooth body and alveolar bone compact siro spinning technology will be planted simultaneously, the interference being subject to alternating force can be avoided preferably, also be convenient to import the material increasing and plant tooth steadiness, rational in infrastructure, and have good biocompatibility concurrently.
The object of the present invention is achieved like this:
A kind of self-locking Dental Implant, it includes plants tooth body, retained abutment and artificial tooth, it is characterized in that: described retained abutment head one side is provided with groove, and be provided with spring in this groove, spring outwards is provided with slide block; In described artificial tooth, correspondence is provided with the caulking groove installing described slide block; Described tooth body of planting adopts porous tantalum product, and its porosity is 60% ~ 70%; This is planted tooth body and is made up of cervical region, middle part and afterbody, and its center outer surface is set to regular screw threads; And this plant tooth body inside be provided with the perforation run through up and down, be provided with extension spring in this perforated lower; 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 mechanical property requirements in dental structure at this, to realize itself and alveolar bone reliably compact siro spinning technology.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 to make Bone Ingrowth and structure of growing in being formed, thus organically combine as a whole with body bone tissue, while substantially increasing biocompatibility, also well meet its mechanical property, improve service life and implant comfort level, adding the stability after artificial prosthesis implantation and anti-rotation performance.
Above-mentioned slide block, is excellently less than the right-angled trapezium body of lower surface area for upper surface area.It is the object on inclined-plane that this slide block also can be set to other sides such as right angle trigonometry body, 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 bottom of corresponding matching, and then the self-locking both realizing is fixedly connected with, and good stress performance.
Further, above-mentioned tooth body of planting is shaft-like, and its cervical region is consistent with the diameter at middle part; The diameter of its afterbody compared with cervical region or middle part short.The tooth body of planting of this vibrational power flow achieves and is firmly connected with alveolar bone, and has effects such as preventing sinking further.
The present invention will retained abutment head one side be processed with groove and arrange spring, the slide block that configuration can be movable in this groove again, the fixation being similar to latch dead bolt is played to make its mating reaction, keep to enable slide block fitting closely with the caulking groove on artificial tooth, thus play the well anti-effect moved axially, and anti-loosening and effect that is that come off; Meanwhile, the outer surface of planting in the middle part of tooth body is also provided with regular screw threads, further enhancing and is connected with the firm of alveolar bone.In addition, by arranging to bore a hole to achieve, other materials of planting tooth steadiness with increase such as bone grafting material, biotic factor are introduced, are evenly distributed on sclerotin weakness such as planting tooth body bottom, and add the stability be 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 the embodiment of the present invention.
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.
Detailed description of the invention
Be below preferred embodiment of the present invention, and be not intended to limit protection scope of the present invention.
As shown in Figures 1 to 3: a kind of self-locking Dental Implant, it include plant tooth body 1, retained abutment 2 that head is cuboid and artificial tooth 3; Its retained abutment 2 head one side is provided with square groove 4, and be provided with a spring 5 in this square groove 4, spring 5 arranged outside has slide block 6; Slide block 6 is less than the right-angled trapezium body of lower surface area for upper surface area; In its artificial tooth 3, correspondence is provided with the caulking groove 7 installing slide block 6; This plants tooth body 1 is the rhabodoid be made up of cervical region 11, middle part 12 and afterbody 13, and adopts porous tantalum product, and its porosity is 60% ~ 70%; In the middle part of it, 12 outer surfaces are set to regular screw threads 10, and its cervical region 11 is consistent with the diameter at middle part 12, the diameter of its afterbody 13 compared with cervical region 11 or middle part 12 short; This is planted tooth body 1 inside and is provided with the perforation 8 run through up and down; Extension spring 14 is provided with in this perforation 8 bottom; Retained abutment 2 bottom is 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 part is provided with regular screw threads, and with the threaded rod 9 of corresponding matching retained abutment 2 bottom, and then the self-locking both realizing is fixedly connected with; This head is the retained abutment 2 of cuboid, adopt medical titanium alloy make, and with artificial tooth 3 corresponding matching, namely achieve the implantation of artificial tooth.
By will retained abutment 2 head one side being processed with groove 4 and being provided with spring 5, the slide block 6 that configuration can be movable in this groove 4 again, the chimeric self-locking action being similar to latch dead bolt is played to make it cooperatively interact---along with artificial tooth 3 down slides, promote slide block 6 Compress Spring 5 to move in 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 fitting closely with the caulking groove 7 on artificial tooth 3, thus play the well anti-effect moved axially, and anti-loosening and effect that is that come off.And adopt bottom extension spring 14 one end being fixed on alveolar bone to continue to apply elastic force to retained abutment 2, be fixed in the perforation 8 of planting tooth body 1 inside, ensure that retained abutment 2 all the time with plant tooth body 1 close contact, simultaneously by retained abutment 2 to the effect of planting the applying power of tooth body 1 own, make the bottom close contact all the time of planting tooth body 1 and alveolar bone; In use, if because external force makes to plant tooth body 1 or retained abutment 2 loosens, then extension spring 14 makes it again keep close contact by elastic force, and then ensure that 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: side is provided with groove (4) to described retained abutment (2) head one, be provided with spring (5) in this groove (4), spring (5) arranged outside has slide block (6); Described artificial tooth (3) interior correspondence is provided with the caulking groove (7) installing described slide block (6); Described tooth body (1) of planting adopts porous tantalum product, and its porosity is 60% ~ 70%; This is planted tooth body (1) and is made up of cervical region (11), middle part (12) and afterbody (13), and in the middle part of it, (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) run through up and down, is provided with extension spring (14) in this perforation (8) 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. self-locking Dental Implant according to claim 1 or 2, 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. self-locking Dental Implant according to claim 1 or 2, 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) comparatively cervical region (11) or middle part (12) short.
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) comparatively cervical region (11) or middle part (12) short.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173319.4A CN105012026A (en) | 2014-04-28 | 2014-04-28 | Self locking type dental implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173319.4A CN105012026A (en) | 2014-04-28 | 2014-04-28 | Self locking type dental implant |
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| Publication Number | Publication Date |
|---|---|
| CN105012026A true CN105012026A (en) | 2015-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410173319.4A Pending CN105012026A (en) | 2014-04-28 | 2014-04-28 | Self locking type dental implant |
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| CN (1) | CN105012026A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108210099A (en) * | 2018-02-08 | 2018-06-29 | 佛山科学技术学院 | A kind of planting body for opening positioning |
| CN112638313A (en) * | 2018-08-27 | 2021-04-09 | Tri牙种植体国际股份公司 | Dental prosthesis |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5106299A (en) * | 1991-06-25 | 1992-04-21 | Ghalili Kambiz M | Dental prosthesis for use with an oral implant, and method of installation |
| DE10000058A1 (en) * | 2000-01-03 | 2001-07-05 | Hans Schreiber | Preparation of a dental implant crown has a bolt pin fitted to the implant threaded shaft drilling with a rounded/replaceable tip and occlusion markings are registered by a video camera as a digitized 3-D presentation for the grinding |
| CN201104926Y (en) * | 2007-10-08 | 2008-08-27 | 成都贝尔丹生物科技有限责任公司 | Elastic connection body component planting tooth |
| CN201609424U (en) * | 2009-11-13 | 2010-10-20 | 王玉元 | Implanting body for reinforcing retention stability of dental implant at any time |
| CN203815617U (en) * | 2014-04-28 | 2014-09-10 | 重庆润泽医药有限公司 | Self-locking implant tooth |
-
2014
- 2014-04-28 CN CN201410173319.4A patent/CN105012026A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5106299A (en) * | 1991-06-25 | 1992-04-21 | Ghalili Kambiz M | Dental prosthesis for use with an oral implant, and method of installation |
| DE10000058A1 (en) * | 2000-01-03 | 2001-07-05 | Hans Schreiber | Preparation of a dental implant crown has a bolt pin fitted to the implant threaded shaft drilling with a rounded/replaceable tip and occlusion markings are registered by a video camera as a digitized 3-D presentation for the grinding |
| CN201104926Y (en) * | 2007-10-08 | 2008-08-27 | 成都贝尔丹生物科技有限责任公司 | Elastic connection body component planting tooth |
| CN201609424U (en) * | 2009-11-13 | 2010-10-20 | 王玉元 | Implanting body for reinforcing retention stability of dental implant at any time |
| CN203815617U (en) * | 2014-04-28 | 2014-09-10 | 重庆润泽医药有限公司 | Self-locking implant tooth |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108210099A (en) * | 2018-02-08 | 2018-06-29 | 佛山科学技术学院 | A kind of planting body for opening positioning |
| CN112638313A (en) * | 2018-08-27 | 2021-04-09 | Tri牙种植体国际股份公司 | Dental prosthesis |
| CN112638313B (en) * | 2018-08-27 | 2022-06-28 | Tri牙种植体国际股份公司 | Dental prosthesis |
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Application publication date: 20151104 |