CN104856775A - Implant, false tooth comprising implant, and implant wrench matched with implant - Google Patents
Implant, false tooth comprising implant, and implant wrench matched with implant Download PDFInfo
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- CN104856775A CN104856775A CN201510276630.6A CN201510276630A CN104856775A CN 104856775 A CN104856775 A CN 104856775A CN 201510276630 A CN201510276630 A CN 201510276630A CN 104856775 A CN104856775 A CN 104856775A
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Abstract
The invention provides an implant, a false tooth comprising the implant, and an implant wrench matched with the implant. The implant comprises a first external thread segment and a second external thread segment connected with the first external thread segment, wherein the lead of the first external thread segment is smaller than that of the second external thread segment, and the first external thread segment is arranged above the second external thread segment. The false tooth disclosed by the invention comprises the implant. The implant wrench disclosed by the invention is matched with the implant and plants the implant in an alveolar bone. The first external thread segment and the second external thread segment connected with the first external thread segment are arranged on the peripheral surface of the implant, and the lead of the first external thread segment is smaller than that of the second external thread segment, so that the track of the second external thread segment is broken by the track of the first external thread segment during inward screwing; the bone is re-squeezed by the implant, and the surrounding stress is scattered, so that the bone and the implant are further combined.
Description
Technical field
The present invention relates to medical instruments field, in particular to a kind of implantation body, the artificial tooth comprising implantation body and the implantation body's spanner coordinated with implantation body.
Background technology
The tooth implantation system majority of main flow all absorbs the advantage of implant system more famous on market (the safe implant system OSSTEM of Shi Zhuoman implant system Straumann, tooth difficult to understand, Nobel's implant system Nobelpharma and Fei Yadan implant system Ankylos) in shape, in structure, on surface treatment mode and on modus operandi in the world, by it by the suitable implantation body being combined to form respective system advantage.
According to technical scheme of the present invention, the second external thread section side face of implantation body arranging the first external thread section and is connected with the first external thread section, and the helical pitch of the first external thread section is arranged to the helical pitch being greater than the second external thread section, broken by the track of the first external thread section to make the track of the second external thread section in screw-in process, implantation body is extruded bone again, ambient stress is disperseed, increases the combination of bone and implantation body.
Summary of the invention
Implantation body's spanner that problem to be solved by this invention is to provide a kind of implantation body, comprises the artificial tooth of implantation body and coordinate with implantation body, solves the problem of implantation body's long-term stability.
For solving the problems of the technologies described above, according to the invention provides a kind of implantation body, the second external thread section that implantation body comprises the first external thread section and is connected with the first external thread section, the helical pitch of the first external thread section is less than the helical pitch of the second external thread section, and the first external thread section is arranged on the top of the second external thread section.
Further, the first external thread section is single head fine thread section or is double end fine thread section.
Further, the helical pitch of the first external thread section is L1, wherein 0.2mm≤L1≤0.4mm.
Further, the second external thread section is single head coarse-pitch thread section.
Further, the helical pitch of the second external thread section is L2, wherein 0.6mm≤L2≤0.8mm.
Further, also comprise anti-settling section, the anti-settling section of top being positioned at implantation body, anti-settling section has tapering, and its lower end is connected with the first external thread section.
Further, the height of anti-settling section is H1, wherein 1mm≤H1≤2mm.
Further, the cone angle of anti-settling section is α, wherein 5 °≤α≤10 °.
Further, implantation body is provided with anti-rotation structure for preventing base station from rotating relative to implantation body and for coordinating the interface arrangment of implantation body's spanner.
Further, anti-rotation structure is square hole; And/or interface arrangment is made up of the cylindrical hole and the groove be arranged on the inwall of cylindrical hole being formed in implantation body upper end.
Present invention also offers a kind of artificial tooth, comprise above-mentioned implantation body.
Present invention also offers a kind of implantation body spanner, implantation body's spanner is used for matching to merge with above-mentioned implantation body implantation body being implanted in alveolar bone.
Further, one end side face of implantation body's spanner is provided with multiple pin, between the pin be oppositely arranged, is provided with spring.
According to technical scheme of the present invention, the second external thread section side face of implantation body arranging the first external thread section and is connected with the first external thread section, and the helical pitch of the first external thread section is arranged to the helical pitch being less than the second external thread section, broken by the track of the first external thread section to make the track of the second external thread section in screw-in process, implantation body is extruded bone again, ambient stress is disperseed, increases the combination of bone and implantation body.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural blast figure of the implantation body of the embodiment of the present invention; And
Fig. 2 is the structural representation of implantation body's spanner of the embodiment of the present invention.
10, implantation body; 11, anti-settling section; 12, the first external thread section; 13, the second external thread section; 20, implantation body's spanner; 21, pin; 30, stiff end; 31, anti-rotation structure; 32, internal taper hole; 33, interface arrangment.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As shown in Figure 1, according to an aspect of the present invention, provide a kind of implantation body, the second external thread section 13 that implantation body 10 comprises the first external thread section 12 and is connected with the first external thread section 12, the helical pitch of the first external thread section 12 is less than the helical pitch of the second external thread section 13, and the first external thread section 12 is arranged on the top of the second external thread section 13.
When implantation body is screwed in alveolar bone, first the second external thread section 13 being positioned at below screws in, the second external thread section 13 side face of implantation body arranging the first external thread section 12 and is connected with the first external thread section 12, and the helical pitch of the first external thread section 12 is arranged to the helical pitch being less than the second external thread section 13, broken by the track of the first external thread section 12 to make the track of the second external thread section 13 in screw-in process, implantation body is extruded bone again, ambient stress is disperseed, make bone and implantation body further combined with.
According to a second embodiment of the present invention, the first external thread section 12 is single head fine thread section or is double end fine thread section.
In the present embodiment, the helical pitch of the first external thread section 12 is L1, wherein 0.2mm≤L1≤0.4mm.
In the present embodiment, the second external thread section 13 is single head coarse-pitch thread section.
In the present embodiment, the helical pitch of the second external thread section 13 is L2, wherein 0.6mm≤L2≤0.8mm.The present embodiment also can be arranged to the different coarse-pitch thread of helical pitch and fine thread.The thread segment of different lead is set, the extruding of fine thread to bone can be increased, redispersion can be carried out to bone ambient stress.
In the present embodiment, also comprise anti-settling section 11, the top being positioned at implantation body 10 for anti-settling section 11, anti-settling section 11 has tapering, and its lower end is connected with the first external thread section 12.When the benefit arranging anti-settling section 11 is anti-settling section 11 that in the end screws in implantation body top, anti-settling section 11 extrudes again to the second external thread section 13.Anti-settling section 11 sealing not only achieved further bone interface is set, and serves the technique effect preventing implantation body from sinking, ensure that the long-term stability of implantation body 10.
In the present embodiment, as preferably, the height of anti-settling section 11 is H1, wherein 1mm≤H1≤2mm.
Preferably, the cone angle of anti-settling section 11 is α, wherein 5 °≤α≤10 °.
In the present embodiment, implantation body 10 is provided with anti-rotation structure 31 for preventing base station from rotating relative to implantation body 10 and for coordinating the interface arrangment 33 of implantation body's spanner 20.After implantation body 10 implantation puts in place, taken off by implantation body's spanner 20, be installed to by base station in the internal taper hole 32 of implantation body 10, be provided with screwed hole below internal taper hole 32, screwed hole is used for fixing base station.Base station has the installation end in square column type suitable with anti-rotation structure 31, utilizes anti-rotation structure 31 to do anti-rotation location, completes stage operation after sewing up gingiva.
As shown in Figure 1, for the top coordinating the interface arrangment 33 of implantation body's spanner 20 to be formed in implantation body, described interface arrangment 33 is made up of the cylindrical hole and the groove be arranged on the inwall of described cylindrical hole being formed in described implantation body upper end, implantation body's spanner 20 comprises the matrix suitable with described cylindrical hole and by the pin 21 that the outer peripheral face of matrix protrudes, when implantation body 10 is screwed in alveolar bone, pin 21 be arranged on the groove fit on the inwall of described cylindrical hole thus drive implantation body 10 to rotate.
Anti-rotation structure 31 for preventing base station from rotating relative to implantation body 10 is square hole, the cylindrical hole of square hole and interface arrangment 33 is arranged coaxially, base station has the installation end in square column type suitable with square hole, base station is arranged on after in implantation body, the square column type of square hole and base station is installed and is coordinated, and stops base station to rotate relative to implantation body.
Be internal taper hole 32 between anti-rotation structure 31 and interface arrangment (33), the profile of internal taper hole and base station is suitable.
Wherein, anti-rotation structure 31 is arranged along implantation body 10 depth, and anti-rotation structure 31 can be hexagonal hole, from all directions hole or 12 square holes.The shape of cross section of hexagonal hole is regular hexagon, and the shape of cross section in hole is octagon from all directions, and the shape of cross section of 12 square holes is dodecagon.
Present invention also offers a kind of artificial tooth, comprise above-mentioned implantation body 10.This kind of artificial tooth to the sealing of bone interface, and can serve the technique effect preventing implantation body 10 from sinking, and ensure that implantation body 10 has long-term stability.
As depicted in figs. 1 and 2, according to present invention also offers a kind of implantation body spanner 20, implantation body 10 implants in alveolar bone for matching to merge with above-mentioned implantation body 10 by implantation body's spanner 20.Arranging the implantation body spanner 20 suitable with implantation body 10 of the present invention can implant in alveolar bone by implantation body 10 smoothly, and implantation body's spanner 20 supporting like this can not cause the damage for the anti-rotation structure 31 preventing base station from rotating relative to described implantation body 10.
In the third embodiment of the present invention, one end side face of implantation body's spanner 20 is provided with multiple pin 21, between the pin 21 be oppositely arranged, is provided with spring.One end of implantation body's spanner 20 is provided with the pin 21 suitable with groove, between the pin 21 be oppositely arranged, is provided with spring.
In the present embodiment, implantation body's spanner 20 inserts in the stiff end 30 of implantation body 10, utilizes implantation body's spanner 20 implantation body 10 to be screwed in mandibular bone.The stiff end 30 of implantation body 10 comprises anti-rotation structure 31, be connected with anti-rotation structure 31 and the internal taper hole 32 be arranged on above anti-rotation structure 31 and the groove that arranges on internal taper hole inner peripheral surface are formed.In screw-in process, be inserted into the fastening end of implantation body's spanner 20 in the internal taper hole 32 of implantation body 10, implantation body's spanner 20 end contacts with anti-rotation structure 31.In the process that implantation body's spanner 20 screws in, when pin 21 is in the cylindrical hole place that implantation body 10 is arranged, the pin 21 being arranged on its two ends ejects by spring, makes pin 21 and the clamping of groove phase.Use pin 21 to strengthen implantation body's spanner 20 fixing in anti-rotation structure 31, prevent the slippage in anti-rotation structure 31 of implantation body's spanner from twisting further and hinder anti-rotation structure 31, make implantation body 10 impaired.Pin 21 be provided with the smooth implantation being beneficial to implantation body 10.
As can be seen from the above description, the application's the above embodiments achieve following technique effect:
The second external thread section 13 side face of implantation body 10 arranging the first external thread section 12 and is connected with the first external thread section 12, and the helical pitch of the first external thread section 12 is arranged to the helical pitch being greater than the second external thread section 13, broken by the track of the second external thread section 13 to make the track of the first external thread section 12 in screw-in process, implantation body 10 is extruded bone again, ambient stress is disperseed, make bone and implantation body 10 further combined with.
First external screw thread and the second external screw thread are arranged to the different coarse-pitch thread of helical pitch and fine thread, the extruding of fine thread to bone can be increased, ambient stress is disperseed; Increase anti-settling section 11 and make implantation body 10 have good long-time stability, and play the effect of sealing bone interface, can prevent implantation body 10 from sinking simultaneously; The inner square hole protection of suitable implantation body's spanner 20 pairs of implantation bodys is set, in order to avoid cause damage, ensures that later stage base station is effectively installed.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. an implantation body, it is characterized in that, the second external thread section (13) that described implantation body (10) comprises the first external thread section (12) and is connected with described first external thread section (12), the helical pitch of described first external thread section (12) is less than the helical pitch of described second external thread section (13), and described first external thread section (12) is arranged on the top of described second external thread section (13).
2. implantation body according to claim 1, is characterized in that, described first external thread section (12) is for single head fine thread section or be double end fine thread section.
3. implantation body according to claim 2, is characterized in that, the helical pitch of described first external thread section (12) is L1, wherein 0.2mm≤L1≤0.4mm.
4. implantation body according to claim 1, is characterized in that, described second external thread section (13) is single head coarse-pitch thread section.
5. implantation body according to claim 4, is characterized in that, the helical pitch of described second external thread section (13) is L2, wherein 0.6mm≤L2≤0.8mm.
6. implantation body according to claim 1, it is characterized in that, also comprise anti-settling section (11), described anti-settling section (11) are positioned at the top of described implantation body (10), described anti-settling section (11) have tapering, and its lower end is connected with described first external thread section (12).
7. implantation body according to claim 6, is characterized in that, the height of described anti-settling section (11) is H1, wherein 1mm≤H1≤2mm.
8. implantation body according to claim 6, is characterized in that, the cone angle of described anti-settling section (11) is α, wherein 5 °≤α≤10 °.
9. implantation body according to claim 1, it is characterized in that, described implantation body (10) being provided with anti-rotation structure (31) for preventing base station from rotating relative to described implantation body (10) and for coordinating the interface arrangment (33) of implantation body's spanner (20).
10. implantation body according to claim 9, is characterized in that,
Described anti-rotation structure (31) is square hole; And/or,
Described interface arrangment (33) is made up of the cylindrical hole and the groove be arranged on the inwall of described cylindrical hole being formed in described implantation body upper end.
11. 1 kinds of artificial teeth, is characterized in that, comprise the implantation body (10) according to any one of claim 1 to 10.
12. 1 kinds of implantation body's spanners, is characterized in that, described implantation body spanner is used for matching to merge with the implantation body (10) according to any one of claim 1 to 10 described implantation body (10) being implanted in alveolar bone.
13. implantation body according to claim 12 spanners, is characterized in that, one end side face of described implantation body spanner (20) are provided with multiple pin (21), are provided with spring between the described pin (21) be oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276630.6A CN104856775A (en) | 2015-05-26 | 2015-05-26 | Implant, false tooth comprising implant, and implant wrench matched with implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510276630.6A CN104856775A (en) | 2015-05-26 | 2015-05-26 | Implant, false tooth comprising implant, and implant wrench matched with implant |
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| Publication Number | Publication Date |
|---|---|
| CN104856775A true CN104856775A (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510276630.6A Pending CN104856775A (en) | 2015-05-26 | 2015-05-26 | Implant, false tooth comprising implant, and implant wrench matched with implant |
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| Country | Link |
|---|---|
| CN (1) | CN104856775A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105769314A (en) * | 2016-03-27 | 2016-07-20 | 陈伟 | Detachable pedicle screw |
| CN106691610A (en) * | 2016-12-29 | 2017-05-24 | 北京爱康宜诚医疗器材有限公司 | Abutment, transfer rod and detachment device |
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| ES2171112B1 (en) * | 2000-03-22 | 2003-10-16 | Micerium S R L | SCREW FOR DENTAL IMPLANTS. |
| CN1520787A (en) * | 2003-02-09 | 2004-08-18 | Tooth securing member driving system for teeth transplantation | |
| JP2005270334A (en) * | 2004-03-24 | 2005-10-06 | Shoichi Saito | Dental implant |
| CN202128556U (en) * | 2011-06-09 | 2012-02-01 | 李承恩 | Artificial tooth implant |
| CN202589689U (en) * | 2012-02-06 | 2012-12-12 | 全球安联科技股份有限公司 | Artificial implant with coarse and fine threads |
| CN102908200A (en) * | 2011-08-02 | 2013-02-06 | 株式会社松风 | Dental implant |
| CN202843827U (en) * | 2010-10-12 | 2013-04-03 | 西安中邦种植体技术有限公司 | Oral implant carrying wrench |
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2015
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Patent Citations (7)
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| ES2171112B1 (en) * | 2000-03-22 | 2003-10-16 | Micerium S R L | SCREW FOR DENTAL IMPLANTS. |
| CN1520787A (en) * | 2003-02-09 | 2004-08-18 | Tooth securing member driving system for teeth transplantation | |
| JP2005270334A (en) * | 2004-03-24 | 2005-10-06 | Shoichi Saito | Dental implant |
| CN202843827U (en) * | 2010-10-12 | 2013-04-03 | 西安中邦种植体技术有限公司 | Oral implant carrying wrench |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105769314A (en) * | 2016-03-27 | 2016-07-20 | 陈伟 | Detachable pedicle screw |
| CN106691610A (en) * | 2016-12-29 | 2017-05-24 | 北京爱康宜诚医疗器材有限公司 | Abutment, transfer rod and detachment device |
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Application publication date: 20150826 |
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| RJ01 | Rejection of invention patent application after publication |