CN105012031A - Dental implant - Google Patents
Dental implant Download PDFInfo
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- CN105012031A CN105012031A CN201410173498.1A CN201410173498A CN105012031A CN 105012031 A CN105012031 A CN 105012031A CN 201410173498 A CN201410173498 A CN 201410173498A CN 105012031 A CN105012031 A CN 105012031A
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- dental implant
- tooth body
- spring
- retained abutment
- implant according
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Abstract
The invention relates to a dental implant. The dental implant comprises an implant body (1), a retention base (2) and an artificial tooth (3). The dental implant is characterized in that a through hole (4) is formed in the head part of the retention base (2); a spring (5) is arranged in the through hole (4), and sliding blocks (6) are respectively arranged at the two ends of the spring (5); grooves (10) for mounting the spring (5) are formed in the sliding blocks (6); an embedding slot (7) for mounting the sliding blocks (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 pipe thread (14) 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 (15) is arranged at the lower part of the interior of the penetration hole (8); the lower part of the retention base (2) is a threaded rod (9) which is connected with one end of the extension spring (15). The dental implant can avoid the interference of alternating force and also has excellent biocompatibility.
Description
Technical field
The present invention relates to oral cavity canine implant, particularly relate to a kind of Dental Implant.
Background technology
The Dental Implant structure that current oral tooth implantation operation adopts mostly includes plants tooth body, retained abutment and artificial tooth.It plants after tooth body imbeds dental bed in advance, and top refills establishes retained abutment, and this retained abutment exposes to dental surface and installs artificial tooth, realizes the implantation of artificial tooth with this.It is unreasonable that it plants the design of tooth body structure, mechanical property and biocompatibility poor, repulsion is there will be with tissue after long-time use, and affect its service life, simultaneously, it is poor with steadiness when being connected between body bone tissue, after the implantation can not again at sclerotin weakness such as bottoms, add again as biotic factor etc. other to increase the material of planting tooth steadiness, and plant tooth body and be mostly regular screw threads between retained abutment and be connected, easy existence connects defective tightness, and be easy to cause impurity to enter in connecting thread gap, and then being fixedly connected with both impact, meanwhile, usually for card edge type connects between retained abutment and artificial tooth, the anti-axial-rotation of this connected mode is poor, and existence connects not firmly, easily loosens 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 moves 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 Dental Implant, this Dental Implant can in real time by retained abutment and artificial tooth compact siro spinning technology, tooth body and alveolar bone compact siro spinning technology will be planted simultaneously, the interference of alternating force can be avoided preferably, also be convenient to import the material increasing and plant tooth steadiness, simple and reasonable, and have good biocompatibility concurrently.
The object of the present invention is achieved like this:
A kind of Dental Implant, it includes plants tooth body, retained abutment and artificial tooth, it is characterized in that: be provided with through hole in described retained abutment head, be provided with spring in this through hole, both ends of the spring is respectively arranged with slide block; This slide block is provided with the groove of mounting spring; In described artificial tooth, correspondence is provided with the caulking groove installing described slide block; 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 center outer surface is gas thread; This is planted tooth body inside and is provided with the perforation run 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 tooth body mechanical property requirements in the structure, 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 of inclined plane shape that this slide block also can be set to other sides such as right angle trigonometry body.
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 arrange up and down.Above-mentioned slide block corresponds to mounting spring place and is provided with about two grooves of arranging.
Further, above-mentioned tooth body of planting is rhabodoid, and the diameter of its afterbody compared with cervical region and 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.
Above-mentioned side of planting tooth body inner perforated middle and upper part is provided with the gas thread that thread form angle is 55 °, 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.
In the present invention, retained abutment and artificial tooth are fitted closely, serve well anti-moving axially, and anti-loosening and effect that is that come off; Its outer surface of planting in the middle part of tooth body is provided with gas thread, enhances and is connected with the firm of alveolar bone; It plants tooth body and retained abutment adopts gas thread Corresponding matching, sealing and good stress performance, easy generation self-locking, avoiding impurity enters in screw thread, meanwhile, will plant tooth body and be set to porous tantalum product, well meet and ensure that its mechanical property, also greatly increases the biocompatibility of its structure entirety simultaneously, improve service life and implant comfort level, add the stability after the implantation of this artificial prosthesis and anti-rotation performance.In addition, by arranging to bore a hole to achieve, other material introducings of planting tooth steadiness with increase such as biotic factor are distributed in 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 Dental Implant structure in the embodiment of the present invention.
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 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 Dental Implant, it include plant tooth body 1, retained abutment 2 that head is cuboid and artificial tooth 3; Square through hole 4 is provided with in its retained abutment 2 head, in this through hole 4, middle part is provided with two springs 5 of arranging up and down, spring about 5 two ends 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 being provided with mounting spring 5 on this slide block 6; In 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 it adopts porous tantalum product, and its porosity is 60% ~ 70%; In the middle part of it, 12 outer surfaces are provided with gas thread 14, the diameter of its afterbody 13 compared with cervical region 11 and middle part 12 short; Plant tooth body 1 inside and be provided with the perforation 8 run through up and down; Extension spring 15 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 15; The side of planting tooth body 1 inner perforated 8 middle and upper part is provided with the gas thread that thread form angle is 55 °, with the threaded rod 9 of corresponding matching retained abutment 2 bottom, fixes and be tightly connected with the self-locking realizing the two; 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 retained abutment 2 head is processed with through hole 4, and configure the slide block 6 that can slide in through hole 4, along with artificial tooth 3 down slides, promote slide block 6 to move in 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 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 its outer surface of planting in the middle part of tooth body 1 12 is provided with gas thread 14, enhances and is connected with the firm of alveolar bone.
In addition, adopt bottom extension spring 15 one end being fixed on alveolar bone to continue to apply elastic force to retained abutment 2, be fixed in perforation, ensure that retained abutment all the time with plant tooth body close contact, make the bottom close contact all the time of planting tooth body 1 and alveolar bone simultaneously; In use, if because external force makes to plant tooth body 1 or retained abutment 2 loosens, then extension spring 15 makes it again keep close contact by elastic force, and then ensure that 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: be provided with through hole (4) in described retained abutment (2) head, be provided with spring (5) in this through hole (4), spring (5) two ends are respectively arranged with slide block (6); This slide block (6) is provided with the groove (10) of mounting spring (5); Described artificial tooth (3) interior correspondence is provided with the caulking groove (7) installing described slide block (6); 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%; In the middle part of it, (12) outer surface is gas thread (14); This is planted tooth body (1) inside and is provided with the perforation (8) run through up and down, and this perforation (8) interior bottom 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. Dental Implant according to claim 1 or 2, is characterized in that: the quantity of described spring (5) is two, and for arrange up and down; Described slide block (6) is provided with about two grooves of arranging (10) corresponding to mounting spring (5) place.
4. Dental Implant according to claim 1 or 2, is characterized in that: described in plant tooth body (1) be rhabodoid, and the diameter of its afterbody (13) comparatively cervical region (11) and middle part (12) short.
5. Dental Implant according to claim 3, is characterized in that: described in plant tooth body (1) be rhabodoid, and the diameter of its afterbody (13) comparatively cervical region (11) and middle part (12) short.
6. 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 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 |
|---|---|---|---|
| CN201410173498.1A CN105012031A (en) | 2014-04-28 | 2014-04-28 | Dental implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410173498.1A CN105012031A (en) | 2014-04-28 | 2014-04-28 | Dental implant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105012031A true CN105012031A (en) | 2015-11-04 |
Family
ID=54402594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410173498.1A Pending CN105012031A (en) | 2014-04-28 | 2014-04-28 | Dental implant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105012031A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043428A (en) * | 2020-09-25 | 2020-12-08 | 珠海市人民医院 | Implant tooth structure fixed by two-way clamping pin |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5114343A (en) * | 1990-08-27 | 1992-05-19 | Essential Dental Systems, Inc. | Resilient support structure |
| 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 |
| WO2002024104A1 (en) * | 2000-09-22 | 2002-03-28 | Alessandro Cattaneo | Connection for dental prostheses |
| KR20120021558A (en) * | 2010-08-09 | 2012-03-09 | 김래회 | Junimson implant |
| CN202568504U (en) * | 2012-05-16 | 2012-12-05 | 重庆润泽医疗器械有限公司 | Dental implant |
| CN203226912U (en) * | 2013-05-13 | 2013-10-09 | 重庆润泽医药有限公司 | Artificial tooth implantation structure |
| CN203815623U (en) * | 2014-04-28 | 2014-09-10 | 重庆润泽医药有限公司 | Implant tooth |
-
2014
- 2014-04-28 CN CN201410173498.1A patent/CN105012031A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5114343A (en) * | 1990-08-27 | 1992-05-19 | Essential Dental Systems, Inc. | Resilient support structure |
| 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 |
| WO2002024104A1 (en) * | 2000-09-22 | 2002-03-28 | Alessandro Cattaneo | Connection for dental prostheses |
| KR20120021558A (en) * | 2010-08-09 | 2012-03-09 | 김래회 | Junimson implant |
| CN202568504U (en) * | 2012-05-16 | 2012-12-05 | 重庆润泽医疗器械有限公司 | Dental implant |
| CN203226912U (en) * | 2013-05-13 | 2013-10-09 | 重庆润泽医药有限公司 | Artificial tooth implantation structure |
| CN203815623U (en) * | 2014-04-28 | 2014-09-10 | 重庆润泽医药有限公司 | Implant tooth |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112043428A (en) * | 2020-09-25 | 2020-12-08 | 珠海市人民医院 | Implant tooth structure fixed by two-way clamping pin |
| CN112043428B (en) * | 2020-09-25 | 2022-01-28 | 珠海市人民医院 | Implant tooth structure fixed by two-way clamping pin |
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Application publication date: 20151104 |
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