CN103830013A - Dental implant having different surface treatment areas - Google Patents
Dental implant having different surface treatment areas Download PDFInfo
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- CN103830013A CN103830013A CN201210480788.1A CN201210480788A CN103830013A CN 103830013 A CN103830013 A CN 103830013A CN 201210480788 A CN201210480788 A CN 201210480788A CN 103830013 A CN103830013 A CN 103830013A
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- hole
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- surface treatment
- tooth root
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Abstract
A dental implant having different surface treatment areas is formed by a coarse screw tooth zone, a dense screw tooth zone, a neck ring portion, a top portion and a conjugative pore, the coarse screw tooth zone is composed of screw teeth having a wide pitch, the surface of the coarse screw tooth zone is sandblasted, and the sandblasted surface is etched by an acid to form holes having different sizes; the dense screw tooth zone is composed of screw teeth having a narrow pitch, and the surface of the dense screw tooth zone is etched by the acid to make a plurality of small holes distributed in the acid-etched surface; the neck ring portion is positioned at the upper edge of the dense screw tooth zone, and the surface of the neck ring portion is etched by the acid to make a plurality of small holes distributed in the acid-etched surface; the top portion is positioned at the top edge of the dental implant, and the surface of the top portion is etched by the acid to make a plurality of small holes distributed in the acid-etched surface; and the conjugative pore is positioned at the inner edge of the top portion, and is a blind hole provided with a positioning surface and a female screw. The above structure is helpful for the easy screw-in, the reduction of osteocyte necrosis and the improvement of the gripping capability of osteocytes in order to realize osseointegration.
Description
Technical field
The present invention relates to the tooth root implant in a kind of tool different surface treatment region, espespecially a kind of easiness, the necrosis of minimizing osteocyte and lifting osteocyte of being screwed into of contributing to grabbed attached ability and then reached the tooth root implant that bone is integrated.
Background technology
In recent years, in the advertisement of broadcasting at television channel, no matter be about cleaning of teeth aspect or peripheral commodity are all constantly increasing, on the one hand except reminding compatriots will focus on for cleaning of teeth, also represent on the other hand people's tooth because be negligent of clean maintenance, cause decayed tooth or the people of periodontal disease increasing year by year.General periodontal disease or decayed tooth all can be via preliminary treatments, but when excessively serious, must pull out after tooth, then the function that artificial tooth is chewed with recovery is installed.The not outer fixed artificial tooth of mode and movable artificial tooth that artificial tooth is installed at present, most people can select with fixed artificial tooth, and fixed artificial tooth is take implant tooth as preferential.Existing artificial tooth implantation technology is quite skillful, and the material of tooth root implant also has a lot of selections, implant tooth mode first formula by with alveolar bone in the higher metal artificial tooth root of osteocyte compatibility insert and in alveolar bone, fix and sew up, until the osteocyte in alveolar bone and artificial tooth root, after bone is integrated, then the action of carrying out subsequent installation artificial tooth can complete implant tooth.
Current commercially available main flow artificial tooth root is in order to reach primary stability, its design almost adopts the design of spiral tooth shape in the majority, main seeing through planted behind tooth hole prior to alveolar bone preboring one, adopt the mode of locking and implant to reach this object, and utilize the process for treating surface of root surface roughening, make osteocyte be able to integrate and reach final firm effect with artificial tooth root bone.But, artificial tooth root being implanted in the process of alveolar bone, what often can run into is that osteocyte in artificial tooth root and alveolar bone leads to the failure carrying out the poor effect of bone integration, the majority of deeply tracing it to its cause is to be to process processing procedure because the surface of artificial tooth root has through roughening, and this roughening processing procedure causes the tooth cutting edge of a knife or a sword on root of the tooth impaired, in the time that impaired tooth cutting edge of a knife or a sword runs into the compacted zone in alveolar bone, can be because lock difficulty, and the application of force is locked by force, increase frictional force, produce high thermal conductance cause arround osteocyte necrosis, and cannot reach bone integrate object, another reason is that it is that heavy formula is implanted that current artificial tooth root is implanted main way, namely can be by artificial tooth root in the time implanting whole submerging under alveolar bone under lower than gingiva, the top end face of artificial tooth root will be a little less than gingiva bottom teeth groove surface of bone 1mm～2mm, this is because of clinically after artificial tooth root is implanted, generally can cause a little osteanabrosis situation, the implantation of considering, but because top end face and the collar of general artificial tooth root all have through polishing, though for ask biologic width avoid oral cavity bacterium along artificial tooth root down so that infect osteocyte cause bone to integrate unsuccessfully, so really therefore cannot see through heavy formula implantation, effectively allow the osteocyte in alveolar bone grab attached, cause implanting rear root of the tooth along with gingiva reduces and exposes, and then affect artificial tooth root degree of stability, severe patient is even must again carry out once artificial Psoralen operation again.
Summary of the invention
Technical problem to be solved by this invention is: for above-mentioned the deficiencies in the prior art, the tooth root implant in a kind of tool different surface treatment region is provided, can effectively surface roughening tooth root implant be screwed into and plant tooth hole, making osteocyte and tooth root implant reach bone integrates, avoid because hard lock produces the high heat of friction, and then cause osteocyte necrosis.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: the tooth root implant in a kind of tool different surface treatment region, it mainly includes thick thread district, Mi Luoyaqu, collar, top ends and combined hole form, be characterized in: described thick thread district is made up of the wider thread of pitch, Gai Cu thread district locates to be gradient taper bottom, its surface is first via sandblast processing procedure, do the surface treatment of first stage, surface after the sandblast processing procedure larger hole in several apertures that can distribute, do again the surface treatment of second stage via acid etching processing procedure, surface after acid etching processing procedure, except the larger hole of script distributed aperture, also can increase again the less hole in aperture, present the compound hole of coral reef shape, Mi Luoyaqu is made up of the narrower thread of pitch, is distributed in the upper edge region of tooth root implant, and collar is positioned at the upper limb place of Mi Luoyaqu, its surface pass through acid etching processing procedure same with Mi Luoyaqu, the several holes that can distribute of the surface after acid etching processing procedure, top ends is positioned at the upper limb place of tooth root implant, its surface pass through acid etching processing procedure same with Mi Luoyaqu, the several small holes that can distribute of the surface after acid etching processing procedure, combined hole is positioned at the inner edge of top ends, and this combined hole is the blind hole that is provided with locating surface and female thread.
Described thick thread district is distributed in the region of the lower edge 2/3rds of tooth root implant, and the aperture of the hole that forms of thick thread district's first stage surface treatment is 10～30um, and the aperture of the hole that second stage surface treatment forms is 1～3um.
Described Mi Luoyaqu is distributed in the region of the upper limb 1/3rd of tooth root implant, and the aperture of the hole that forms of Mi Luoyaqu and collar surface treatment is 1～3um.
So, can effectively surface roughening tooth root implant be screwed into and plant tooth hole, promote osteocyte and grab attached ability, make osteocyte and tooth root implant reach bone and integrate, avoid because hard lock produces the high heat of friction, and then cause osteocyte necrosis.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the specific embodiment of the invention.
Fig. 2 is the section plan of the specific embodiment of the invention.
Fig. 3 is the use schematic diagram of the specific embodiment of the invention.
Label declaration
1 tooth root implant 10 thick thread districts
20 close thread district 30 collar
40 top ends 50 combined holes
The specific embodiment
Hereby coordinate graphic the embodiment of the present invention to be described in detail as follows, its appended graphic schematic diagram that is simplification, only illustrates basic skills of the present invention in a schematic way.Therefore in these diagrams, only indicate the step relevant with the present invention, and the number of shown step during not with enforcement, shape, dimension scale etc. are drawn, first give chat bright.
Referring to shown in Fig. 1 and Fig. 2, is D structure figure and the section plan of the specific embodiment of the invention.The present invention is the tooth root implant 1 in a kind of tool different surface treatment region, this tooth root implant 1 is for having the columnar metal body of a predetermined length, this metal with titanium or titanium alloy for better, its structure mainly includes thick thread district 10, close thread district 20, collar 30, top ends 40 and combined hole 50 form, wherein, thick thread district 10 is made up of the wider thread of pitch, be distributed in the region of the lower edge 2/3 of tooth root implant, the locating bottom of Gai Cu thread district 10 is a gradient taper design, its surface is first via sandblast processing procedure, do the surface treatment of first stage, surface after the sandblast processing procedure approximately hole of 10～30um of numerous sizes that can distribute, do again the surface treatment of second stage via acid etching processing procedure, surface after acid etching processing procedure, except the hole of the big or small approximately 10～30um that originally distributes, also can have more the approximately hole of 1～3um of size, after the fabrication process of secondary, the surface in thick thread district 10 is distributing and is presenting the plyability hole that class coral reef shape varies in size, complete the surface treatment in thick thread district 10, close thread district 20 is made up of the narrower thread of pitch, be distributed in the region of the upper limb 1/3 of tooth root implant, the surface in Gai Mi thread district 20 imposes acid etching processing procedure, and the approximately hole of 1～3um of numerous sizes that can distribute of the surface after acid etching processing procedure, completes the surface treatment in close thread district 20, collar 30 is positioned at the upper limb place in close thread district 20, and its surface must be through acid etching processing procedure, the approximately hole of 1～3um of numerous sizes that can distribute of the surface after acid etching processing procedure, top ends 40 is positioned at the upper limb place of tooth root implant 1, and its surface must be through acid etching processing procedure, the approximately careful hole of 1～3um of numerous sizes that can distribute of the surface after acid etching processing procedure, combined hole 50 is positioned at the inner edge of top ends 40, and this combined hole 50 is for being provided with the blind hole of locating surface and female thread.
Refer to shown in Fig. 3, general human oral cavity teeth groove summary is divided into three parts, the superiors' contact is oral soft tissue, namely gingiva of this soft tissue, be positioned at the alveolar bone ground floor compact bone that one deck under gingiva is human body, the osteocyte of this layer is less and fine and close, also because density is higher, relative quality is also harder, orlop is spongy bone, the osteocyte of this layer is combined type coral reef kenel multilamellar pore space structure, also because osteocyte is large and loose, sclerotin hardness is also comparatively loose relatively, in the time will planting tooth, can plant tooth hole prior to boring one on the teeth groove of oral cavity, the recycling thick thread district 10 of tooth root implant 1 and the thread in close thread district 20 are screwed into this and plant in tooth hole, in the process being screwed into, the design of gradient taper and the surface distributed in thick thread district 10 hole not of uniform size, while being conducive to root of the tooth implantation, there is taper rotary cutting power, can reduce hard lock produces the high heat of friction and then causes osteocyte necrosis, and can retain and grab attached more original teeth groove orlop spongy bone distribute osteocyte not of uniform size in cutting groove in, increase and implant rear initial stage degree of stability and bone integration ability.
The surface in close thread district 20, the surface that is different from general thread can damage tooth cutting edge of a knife or a sword through the processing procedure of acid etching and sandblast simultaneously, because only have through acid etching processing procedure, therefore be difficult for the tooth cutting edge of a knife or a sword in infringement close thread district 20, and can keep the integrity of tooth cutting edge of a knife or a sword, the function that small volume in can be effectively to compact bone in the process being screwed into, the osteocyte that density is higher and quality is harder cut and lock, 20 surfaces, close thread district, because of the small hole causing after acid etching processing procedure, can grab attached and carry out bone integration for the osteocyte in compact bone.
The surface of collar 30 and top ends 40 also adopts acid etching processing procedure, the polishing practice adopting compared to neck ring and the top of general tooth root implant is obviously different, adopt heavy formula implantation that whole tooth root implant is threaded in the following compact bone of gingiva because the mode of implant tooth at present, do not allow collar 30 and top ends 40 touch gingiva, but allow down about 1～2mm place of upper limb that collar 30 and top ends 40 rest on compact bone, collar 30 and top ends 40 surfaces so, because of the small hole causing after acid etching processing procedure, can allow the osteocyte of compact bone grab attached and carry out bone integration.
In sum, be that only notebook is invented as presenting embodiment or the embodiment of the adopted technological means of dealing with problems, be not used for limiting the scope of patent working of the present invention.Be that patent claim context all and of the present invention conforms to, or the equalization of doing according to the scope of the claims of the present invention change and modification, is all the scope of the claims of the present invention and contains.
Claims (3)
1. the tooth root implant in a tool different surface treatment region, it mainly includes thick thread district, Mi Luoyaqu, collar, top ends and combined hole form, it is characterized in that: described thick thread district is made up of the wider thread of pitch, Gai Cu thread district locates to be gradient taper bottom, its surface is first via sandblast processing procedure, do the surface treatment of first stage, surface after the sandblast processing procedure larger hole in several apertures that can distribute, do again the surface treatment of second stage via acid etching processing procedure, surface after acid etching processing procedure, except the larger hole of script distributed aperture, also can increase again the less hole in aperture, present the compound hole of coral reef shape, Mi Luoyaqu is made up of the narrower thread of pitch, is distributed in the upper edge region of tooth root implant, and collar is positioned at the upper limb place of Mi Luoyaqu, and acid etching processing procedure is all passed through on collar and surface, close thread district, the several holes that can distribute of the surface after acid etching processing procedure, top ends is positioned at the upper limb place of tooth root implant, its surface pass through acid etching processing procedure same with Mi Luoyaqu, the several small holes that can distribute of the surface after acid etching processing procedure, combined hole is positioned at the inner edge of top ends, and this combined hole is the blind hole that is provided with locating surface and female thread.
2. the tooth root implant in tool different surface treatment as claimed in claim 1 region, it is characterized in that: described thick thread district is distributed in the region of the lower edge 2/3rds of tooth root implant, and the aperture of the hole that thick thread district's first stage surface treatment forms is 10～30um, and the aperture of the hole that second stage surface treatment forms is 1～3um.
3. the tooth root implant in tool different surface treatment as claimed in claim 1 region, it is characterized in that: described Mi Luoyaqu is distributed in the region of the upper limb 1/3rd of tooth root implant, and the aperture of the hole that forms of Mi Luoyaqu and collar surface treatment is 1～3um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480788.1A CN103830013A (en) | 2012-11-23 | 2012-11-23 | Dental implant having different surface treatment areas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480788.1A CN103830013A (en) | 2012-11-23 | 2012-11-23 | Dental implant having different surface treatment areas |
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| Publication Number | Publication Date |
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| CN103830013A true CN103830013A (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210480788.1A Pending CN103830013A (en) | 2012-11-23 | 2012-11-23 | Dental implant having different surface treatment areas |
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| CN (1) | CN103830013A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108066020A (en) * | 2016-11-16 | 2018-05-25 | 庆达科技股份有限公司 | Tooth root implant |
| CN108888370A (en) * | 2018-07-19 | 2018-11-27 | 西安科技大学 | A kind of dental implant being provided with multi-segment thread |
| CN110292448A (en) * | 2016-07-07 | 2019-10-01 | 中国科学院上海硅酸盐研究所 | Dental implant system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW462280U (en) * | 1999-12-17 | 2001-11-01 | Biotech One Inc | Improved dental implant |
| TWI244958B (en) * | 2003-08-27 | 2005-12-11 | Yu-Ming Fu | Method for processing surface of a bone implant |
| CN102232876A (en) * | 2010-05-06 | 2011-11-09 | 江苏创英医疗器械有限公司 | Surface processing technology for dental implant |
| CN102525673A (en) * | 2010-10-07 | 2012-07-04 | 长庚医学科技股份有限公司 | Method for treating surface of dental implant |
| US20120237899A1 (en) * | 2011-03-03 | 2012-09-20 | Astra Tech Ab | Dental implant assembly |
-
2012
- 2012-11-23 CN CN201210480788.1A patent/CN103830013A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW462280U (en) * | 1999-12-17 | 2001-11-01 | Biotech One Inc | Improved dental implant |
| TWI244958B (en) * | 2003-08-27 | 2005-12-11 | Yu-Ming Fu | Method for processing surface of a bone implant |
| CN102232876A (en) * | 2010-05-06 | 2011-11-09 | 江苏创英医疗器械有限公司 | Surface processing technology for dental implant |
| CN102525673A (en) * | 2010-10-07 | 2012-07-04 | 长庚医学科技股份有限公司 | Method for treating surface of dental implant |
| US20120237899A1 (en) * | 2011-03-03 | 2012-09-20 | Astra Tech Ab | Dental implant assembly |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110292448A (en) * | 2016-07-07 | 2019-10-01 | 中国科学院上海硅酸盐研究所 | Dental implant system |
| CN108066020A (en) * | 2016-11-16 | 2018-05-25 | 庆达科技股份有限公司 | Tooth root implant |
| CN108888370A (en) * | 2018-07-19 | 2018-11-27 | 西安科技大学 | A kind of dental implant being provided with multi-segment thread |
| CN108888370B (en) * | 2018-07-19 | 2020-11-24 | 西安科技大学 | Be provided with dental implant of multistage screw thread |
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Application publication date: 20140604 |