CN104055591A - Closed implant body with spontaneous elastic expansion function - Google Patents
Closed implant body with spontaneous elastic expansion function Download PDFInfo
- Publication number
- CN104055591A CN104055591A CN201310329298.6A CN201310329298A CN104055591A CN 104055591 A CN104055591 A CN 104055591A CN 201310329298 A CN201310329298 A CN 201310329298A CN 104055591 A CN104055591 A CN 104055591A
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- Prior art keywords
- implant body
- internal lock
- plant
- furcation
- elastic expansion
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- 239000007943 implant Substances 0.000 title claims abstract description 31
- 230000002269 spontaneous effect Effects 0.000 title claims abstract description 18
- 238000002513 implantation Methods 0.000 claims description 33
- 210000000988 bone and bone Anatomy 0.000 abstract description 13
- 210000000214 mouth Anatomy 0.000 abstract description 7
- 230000007774 longterm Effects 0.000 abstract description 3
- 210000001847 jaw Anatomy 0.000 abstract 2
- 230000001580 bacterial effect Effects 0.000 abstract 1
- 239000004053 dental implant Substances 0.000 abstract 1
- 238000001356 surgical procedure Methods 0.000 abstract 1
- 210000003781 tooth socket Anatomy 0.000 abstract 1
- 230000000844 anti-bacterial effect Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 210000000887 face Anatomy 0.000 description 3
- 210000004746 tooth root Anatomy 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 208000001132 Osteoporosis Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Dental Prosthetics (AREA)
Abstract
The invention discloses a closed implant body with a spontaneous elastic expansion function. The closed implant body is used for repairing teeth in a dental implanting surgery. The closed implant body comprises an implant body, an abutment, a connecting screw and an internal lock, wherein the implant body is connected with the abutment through the connecting screw and is provided with a branch part; the internal lock is arranged in the branch part of the implant body; the branch part and the internal lock are embedded to close up the implant body; when the implant body is implanted into jaw bones, the internal lock slides by being suffered from a pushing force of a tooth socket, so that the embedding constraint of the internal lock with the branch part of the implant body is relieved and the branch part is automatically recovered to an initial expansion state. The internal lock is pushed to the interior of the implant body through the pushing force generated by implanting the implant body into the jaw bones, so that the embedding of the internal lock with the branch part of the implant body is relieved, the tail end of the implant body is automatically bounced off, surrounding bone tissues are extruded, and the early-stage stability of the dental implant body is improved; and moreover, an internal channel is not formed in a slit expansion part of the branch part of the implant body, so that the slit expansion part is prevented from being connected with an external oral cavity, bacterial microleakage is prevented, and the long-term success rate of the implant body is ensured.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, especially a kind of implantation body that is widely used in tooth-planting field.
Background technology
Because dentistry implant reparation and traditional fixed bridge with removable denture reparation compare and there is the features such as reliable, comfortable, so implantation body has obtained application and development more and more widely.According to investigations, developed country approximately has the first-selected plantation of 50% agomphosis patient to repair missing tooth, and China is along with economy constantly develops, and the use amount of annual implantation body is also to surpass 100% speed rapid growth.
Because patient's oral condition has individual variation, existing implant system has certain limitation, for example, and because implantation body's primary stability after Alveolar bone insufficiency or sufferers of osteoporosis face plantation reparation is not good enough.Clinical analysis shows, the main cause of implant operation failure is that implantation body's initial stage steadiness is not enough, to such an extent as to implantation body can not form good bone with bone, integrates.Existing implantation body on the market can only provide the fixedly cylindrical or conical implantation body of specifications and models, rely on screw thread to provide the initial stage of implantation body stable, for the not good enough patient of Level of Alveolar Bone quality or at once the patient of implant operation plant repair after implantation body's primary stability not enough, make that having a big risk of implants failure is large to be increased.
In addition, the existing implantation body both at home and abroad with expansion type design is designed with the internal channel structure that connects oral cavity and expansion place osseous tissue bar none, a large amount of clinical cases confirm that micro-seepage of implantation body can make Peri-implant tissues absorb because antibacterial infects, thereby cause the loosening and failure of implantation body.
Summary of the invention
The object of the present invention is to provide a kind of closed implantation body with spontaneous elastic expansion function, can improve dentistry implant initial stage steadiness, and can completely cut off that expansion place osseous tissue and oral cavity are extraneous to be connected, prevent the micro-seepage of antibacterial.
To achieve these goals, the technical solution adopted in the present invention is as follows:
A kind of closed implantation body with spontaneous elastic expansion function, for the reparation of dentistry implant operation to tooth, comprise and plant body, base station, attachment screw and internal lock, the described body of planting is connected by described attachment screw with described base station, the described body of planting is provided with furcation, described in described internal lock is placed in, plant in the described furcation of body, described furcation and described internal lock chimeric will described in plant body and draw in; The described body of planting is while implanting jawbone, and described internal lock is subject to the thrust of tooth nest and slides, remove with described in plant the chimeric constraint of the described furcation of body, described furcation reverts to initial bubble state automatically.
Further, in described furcation, be provided with groove, described groove top is provided with inverted first conical surface.
Further, described internal lock is provided with projection, described projection and described groove tabling, and the described furcation of planting body described in making draws in.
Further, while implanting described jawbone, described internal lock is subject to the thrust of described tooth nest, and described projection is along described groove upward sliding, described projection and described groove depart from completely chimeric after, described in plant body described furcation automatically revert to initial bubble state.
Further, described internal lock with described in plant body assembling chimeric after, described in described internal lock manifests, plant the bottom surface of body.
The second cone match place of planting body and described base station further, is provided with the having three pyramidal faces of 15-90 tapering.
Further, described in plant after body draws in, described in to plant the upper and lower diameter of body consistent.
The described furcation of planting body further, is flap.
Further, described internal lock with described in to plant the described furcation of body can be semicircle shape, lobate, square after chimeric.
Compared with prior art, the thrust producing when body is implanted is planted in utilization of the present invention, internal lock is pushed and plants body inside, internal lock and the furcation of planting body are departed from chimeric, the furcation of planting body lower end reverts to initial open configuration automatically, produce thus the osseous tissue of pressure extrusion surrounding, increased substantially dentistry implant initial stage steadiness, in addition, planting body does not have the inner passage connecting with extraneous oral cavity, prevent the micro-seepage of antibacterial, reduce the potential risk that plantation is failed.
Accompanying drawing explanation
Fig. 1 is combination generalized section of the present invention;
Fig. 2 is decomposition generalized section of the present invention;
Fig. 3 is that internal lock of the present invention screws in the generalized section of planting body inside;
Fig. 4 is that schematic diagram is opened in expansion of planting body original state of the present invention;
Fig. 5 is upward view of planting body of the present invention;
Fig. 6 is the upward view of internal lock of the present invention.
The drawing reference numeral of the specific embodiment:
The specific embodiment
The closed implantation body that the present invention is had to spontaneous elastic expansion function below in conjunction with the drawings and specific embodiments is described further.
First, some terms of using are in the present invention described.
Mouth cavity planting body is called again tooth implant, is also called artificial tooth root.Be by operating mode by the upper mandibular bone at its implant into body agomphosis position, after its operation wound heal, install to repair at an upper portion thereof the device of artificial tooth.
Refer to Fig. 1, Fig. 2 and Fig. 4, the invention discloses a kind of closed implantation body with spontaneous elastic expansion function, the reparation for dentistry implant operation to tooth.The described closed implantation body with spontaneous elastic expansion function comprises plants body 1, base station 2, attachment screw 3 and internal lock 4, the described body 1 of planting is connected by described attachment screw 3 with described base station 2, the described body 1 of planting is provided with furcation 11, described in described internal lock 4 is placed in, plant in the described furcation 11 of body 1, described furcation 11 is planted body 1 gathering with described in the chimeric general of described internal lock 4.The described body 1 of planting is while implanting described jawbone, and described internal lock 4 is subject to the thrust of tooth nest and slides, remove with described in plant the chimeric constraint of the described furcation 11 of body 1, described furcation 11 reverts to initial bubble state automatically.
Refer to Fig. 1, Fig. 2 and Fig. 5, described in plant body 1 outside be the threaded revolution bodily form of tool or imitative dental root shaped, described in plant body 1 profile can comprise imitative dental root shaped, two threaded cylindrical, two threaded circular taper, become threaded cylindrical, become threaded circular taper.In the present embodiment, described in plant body 1 top be threaded cylindric, its inside is the enclosed construction of hollow, described in plant body 1 inside inwall be provided with the first screw thread 12.Described body 1 bottom of planting is for outside threaded described furcation 11, and described furcation 11 is flap.In described furcation 11, be provided with groove 111, described groove 111 inner wall smooths, described groove 111 tops are the hollow structure that is provided with inverted first conical surface 1111, described in plant body 1 top and the bottom hollow structure do not connect.Described body 1 inside of planting does not have the channel design connecting with the external world, during life-time service, can avoid oral cavity to have the source of infection in collarium border to enter body tissue by micro-seepage of inner passage, described in having reduced, plant the risk that body 1 surrounding tissue infects, improve the long-term success rate of implantation body.
Refer to Fig. 1 and Fig. 2, described in plant the having three pyramidal faces 13 that body 1 and the second conical surface 21 cooperation places of described base station 2 are provided with 15-90 tapering.Described second conical surface 21 of described base station 2 with described in plant body 1 described having three pyramidal faces 13 after closely cooperating, its junction will reach " cold welding " effect, good airproof performance, prevent from due to micro-seepage of implantation body, Peri-implant tissues being absorbed because antibacterial infects, thereby cause the loosening and failure of implantation body.Described attachment screw 3 lower ends are be provided with the second screw thread 31 cylindrical.
Refer to Fig. 3, Fig. 5 and Fig. 6, corresponding described first conical surfaces 1111 in described internal lock 4 upper ends are provided with the 4th conical surface 41, described in plant described first conical surface 1111 of body 1 and described the 4th conical surface 41 compression fit of described internal lock 4.The stage casing of described internal lock 1 is provided with projection 42, described protruding 42 and described groove 111 tablings, and the described furcation 11 of planting body 1 described in making draws in.Described planting after body 1 draws in, described in plant body 1 and form cylindric that upper and lower diameter is consistent, thread parameter is consistent.Described internal lock 4 bottoms are tiny cylinder 43, described cylinder 43 smooth outer surfaces, described internal lock 4 with described in plant body 1 assembling chimeric after, described in the described cylinder 43 of described internal lock 4 manifests, plant the bottom surface of body 1.Described internal lock 4 with described in to plant the described furcation 11 of body 1 can be semicircle shape, lobate, square after chimeric.
Refer to Fig. 1, Fig. 3, Fig. 4, Fig. 5, by described furcation 11 be built-in with described internal lock 4 described in plant body 1 while implanting described jawbone, described internal lock 4 is subject to the thrust of described tooth nest, described protruding 42 along described groove 111 upward slidings.Until described internal lock 4 described protruding 42 with described in plant body 1 inside described groove 111 depart from chimeric completely, described described furcation 11 of planting body 1 lower end reverts to initial bubble state automatically, produce the osseous tissue of tension force extruding surrounding, plant the primary stability of body 1 described in enhancing.
The operation process that the described interior also generation of the closed implantation body implantable bone expansion with spontaneous elastic expansion function strengthens maintenance is as follows:
Refer to Fig. 1, Fig. 3, Fig. 4, Fig. 5, first, described in patient's CT data creating, plant body 1, described described furcation 11 ends of planting body 1 are flared to certain deformed state, described in more described internal lock 4 being incorporated into, plant the described groove 111 of body 1 interior extremity mutually chimeric with it, described in making, plant described furcation 11 gatherings that body 1 opens, form cylindric that upper and lower diameter is unified, thread parameter is consistent.Then, carry out preparing before routine operation, described in using general planting instrument to expand step by step to screw in behind nest hole, plant body 1, described in screw-in, plant after body 1 puts in place, at the bottom of described tooth nest hole, contact with the described cylinder 43 of described internal lock 4 lower ends, described internal lock 4 is produced to thrust upwards, described internal lock 4 is moved upward, described internal lock 4 with described in plant body 1 described groove 111 depart from chimeric.Described described furcation 11 of planting body 1, because the chimeric restraining forces of described internal lock 4 is removed, recovers initial bifurcated open configuration, produces the osseous tissue of tension force extruding surrounding, reaches the object that improves primary stability.Then, screw in hygienic cap, conventional sewing-up cut.
When secondary operation, after sterilization anesthesia, incision is turned over lobe and is screwed out described hygienic cap, with described attachment screw 3, described in described base station 2 accesses, plants body 1 inside, completes artificial tooth reparation.
The present invention is by planting body 1 inside by the described thrust producing when body 1 is implanted in described jawbone of planting described in described internal lock 4 is pushed, make described internal lock 4 with described in plant body 1 described furcation 11 depart from chimeric, described described furcation 11 of planting body 1 end automatically springs open, surrounding bone tissue is formed to extruding, increased dentistry implant initial stage steadiness; And the expansion position of cracking of planting the described furcation 11 of body 1 of the present invention does not form inner passage and is connected with extraneous oral cavity, prevents the micro-seepage of antibacterial, has guaranteed the long-term success rate of implantation body.
More than describe preferred embodiment of the present invention in detail, should be appreciated that those of ordinary skill in the art just can design according to the present invention make many modifications and variations without creative work.Therefore, all technical staff in the art according to the present invention design on prior art basis by logical analysis, reasoning or according to the available technical scheme of limited experiment, all should be among the determined protection domain by these claims.
Claims (9)
1. a closed implantation body with spontaneous elastic expansion function, for the reparation of dentistry implant operation to tooth, it is characterized in that: comprise and plant body, base station, attachment screw and internal lock, the described body of planting is connected by described attachment screw with described base station, the described body of planting is provided with furcation, described in described internal lock is placed in, plant in the described furcation of body, described furcation and described internal lock chimeric will described in plant body and draw in; The described body of planting is while implanting jawbone, and described internal lock is subject to the thrust of tooth nest and slides, remove with described in plant the chimeric constraint of the described furcation of body, described furcation reverts to initial bubble state automatically.
2. the closed implantation body with spontaneous elastic expansion function as claimed in claim 1, is characterized in that: in described furcation, be provided with groove, described groove top is provided with inverted first conical surface.
3. the closed implantation body with spontaneous elastic expansion function as claimed in claim 2, is characterized in that: described internal lock is provided with projection, described projection and described groove tabling, and the described furcation of planting body described in making draws in.
4. the closed implantation body with spontaneous elastic expansion function as claimed in claim 3, it is characterized in that: while implanting described jawbone, described internal lock is subject to the thrust of described tooth nest, described projection is along described groove upward sliding, described projection and described groove depart from completely chimeric after, described in plant body described furcation automatically revert to initial bubble state.
5. the closed implantation body with spontaneous elastic expansion function as claimed in claim 1, is characterized in that: described internal lock with described in plant body assembling chimeric after, described in described internal lock manifests, plant the bottom surface of body.
6. the closed implantation body with spontaneous elastic expansion function as claimed in claim 1, is characterized in that: described in plant body and described base station the second cone match place be provided with the having three pyramidal faces of 15-90 tapering.
7. the closed implantation body with spontaneous elastic expansion function as claimed in claim 1, is characterized in that: described in plant after body draws in, described in to plant the upper and lower diameter of body consistent.
8. the closed implantation body with spontaneous elastic expansion function as described in as arbitrary in claim 1 to 7, is characterized in that: described in plant body described furcation be flap.
9. the closed implantation body with spontaneous elastic expansion function as described in as arbitrary in claim 1 to 7, is characterized in that: described internal lock with described in to plant the described furcation of body can be semicircle shape, lobate, square after chimeric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310329298.6A CN104055591B (en) | 2013-07-31 | 2013-07-31 | There is spontaneous elastic and expand the closed implantation body of function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310329298.6A CN104055591B (en) | 2013-07-31 | 2013-07-31 | There is spontaneous elastic and expand the closed implantation body of function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104055591A true CN104055591A (en) | 2014-09-24 |
| CN104055591B CN104055591B (en) | 2016-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310329298.6A Active CN104055591B (en) | 2013-07-31 | 2013-07-31 | There is spontaneous elastic and expand the closed implantation body of function |
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| Country | Link |
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| CN (1) | CN104055591B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113367819A (en) * | 2021-06-04 | 2021-09-10 | 青岛卓美康医疗科技有限公司 | Artificial tooth planting body |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5470230A (en) * | 1994-09-30 | 1995-11-28 | Daftary; Fereidoun | Anatomical dental implant with expandable root |
| US5951288A (en) * | 1998-07-03 | 1999-09-14 | Sawa; Shlaimon T. | Self expanding dental implant and method for using the same |
| DE29918084U1 (en) * | 1999-10-13 | 1999-12-30 | Lakos Geza | Bone compacting device for dental implantology |
| US6350126B1 (en) * | 2000-09-01 | 2002-02-26 | Ricardo Levisman | Bone implant |
| CN101690680A (en) * | 2009-02-11 | 2010-04-07 | 中国人民解放军第四军医大学口腔医院 | Expansive orthodontic anchorage implant |
| US20100304333A1 (en) * | 2009-06-02 | 2010-12-02 | Ali Babazadeh Ghavidel | Expandable dental implant |
| US20120064487A1 (en) * | 2007-02-01 | 2012-03-15 | Sargon Lazarof | Dental securing mechanism with varying thread size |
| CN203425050U (en) * | 2013-07-31 | 2014-02-12 | 广州中国科学院先进技术研究所 | Closed implant body with spontaneous elastic expansion function |
-
2013
- 2013-07-31 CN CN201310329298.6A patent/CN104055591B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5470230A (en) * | 1994-09-30 | 1995-11-28 | Daftary; Fereidoun | Anatomical dental implant with expandable root |
| US5951288A (en) * | 1998-07-03 | 1999-09-14 | Sawa; Shlaimon T. | Self expanding dental implant and method for using the same |
| DE29918084U1 (en) * | 1999-10-13 | 1999-12-30 | Lakos Geza | Bone compacting device for dental implantology |
| US6350126B1 (en) * | 2000-09-01 | 2002-02-26 | Ricardo Levisman | Bone implant |
| US20120064487A1 (en) * | 2007-02-01 | 2012-03-15 | Sargon Lazarof | Dental securing mechanism with varying thread size |
| CN101690680A (en) * | 2009-02-11 | 2010-04-07 | 中国人民解放军第四军医大学口腔医院 | Expansive orthodontic anchorage implant |
| US20100304333A1 (en) * | 2009-06-02 | 2010-12-02 | Ali Babazadeh Ghavidel | Expandable dental implant |
| CN203425050U (en) * | 2013-07-31 | 2014-02-12 | 广州中国科学院先进技术研究所 | Closed implant body with spontaneous elastic expansion function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113367819A (en) * | 2021-06-04 | 2021-09-10 | 青岛卓美康医疗科技有限公司 | Artificial tooth planting body |
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| CN104055591B (en) | 2016-12-28 |
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