CN203598061U - Root-shaped intra-osseous dental implant - Google Patents
Root-shaped intra-osseous dental implant Download PDFInfo
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- CN203598061U CN203598061U CN201320741104.9U CN201320741104U CN203598061U CN 203598061 U CN203598061 U CN 203598061U CN 201320741104 U CN201320741104 U CN 201320741104U CN 203598061 U CN203598061 U CN 203598061U
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- bone
- implant
- dental implant
- soft tissue
- integration portion
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Abstract
A root-shaped intra-osseous dental implant comprises a cutting part, a hard tissue integrating part, a soft tissue integrating part and a support table part which are connected sequentially from bottom to top, wherein the outer surface of the hard tissue integrating part is an arc-shaped curved surface and has soft tissue shaping function, therefore the hard tissue integrating part is beneficial for the integration with intraoral soft tissues and steady connection of a prosthodontics device, so as to meet the requirement on optimal masticatory function.
Description
Technical field
This utility model is about dental implant in the good root shape bone of dental implant in a kind of root shape bone (root-form endoosseous dental implant), particularly a kind of biological tightness (biological sealing).
background technology
The clinical tooth implantation technology of dentistry is applied to patient have tooth pulled out after anodontia district, the implant (implant) made from a pure titanium metal (commercial pure titanium), in Operation patient anodontia district alveolar bone, be used as approximate nature tooth root of the tooth function.After healing stage, area of new bone will regenerate (regeneration) form with the bone of implant (implant) and integrate (osseointegration), area of new bone closely bone is integrated the surface texture that embeds implant implanting portion (fixture).After waiting for that new bone is integrated, then on being rotatably connected, prop up accurately platform portion (abutment), the last counterfeit apparatus for coating of dentistry (prosthesis) visitor has made and has been fixed in a platform portion to reach the function that substitutes nature tooth.
Artificial tooth implantation technology is overturned counterfeit multiple corona bridge compared with the natural tooth grinding process of intrusive mood, retain nature dentine and separately in implantable bone, to support the counterfeit apparatus for coating of last dentistry, release patient wears the disadvantages of traditional artificial tooth, significantly promote meshing functions demand, improve patients ' life quality.
How in operation, reaching clinically the initial stage stable (primary stability) is that implant dentale is integrated (osseointegration) success or failure key point, the alveolar bone bone density (bone density) of each case, bone amount (bone volume), bone height (bone height), bone width (bone width) neither with, the particularly not good case of severe bone acceptance condition, the implanting portion external structure of implant and screw thread design are just very important.Not good screw thread design and surface treatment increase the body bone integration mortality of planting that causes the metacheirisis of implant tooth.
How to avoid implant scorching (periimplantitis) generation around, it is implant tooth metacheirisis success, the key factor of long term maintenance normal function, and in oral cavity, Special Bacteria is to cause the implant main cause that inflammation and surrounding bone absorb around by gingival sulcus invasion.So how to design special implant tooth cervical region, best biological sealing (biological sealing) is reached in the integration (fibrointegration) that makes to form implant and soft tissue, stop improper antibacterial in oral cavity to invade gingival sulcus, avoid implant inflammation and surrounding bone absorption generation around, cause the clinical failed important issue of implant tooth.
Utility model content
The problem of integrating in order to solve above-mentioned implant and soft tissue, to reach preferably biological sealing, one of this utility model object is to provide dental implant in a kind of root shape bone, it can be integrated with soft tissue in oral cavity and the stable counterfeit apparatus for coating of dentistry that is connected, reach best biological sealing, stop improper antibacterial in oral cavity to invade gingival sulcus, avoid implant inflammation and surrounding bone absorption generation around, reach best masticatory function demand simultaneously.
For achieving the above object, dental implant in this utility model root shape bone, comprise a cutting part, an integration portion of sclerous tissues, a soft tissue integration portion and a platform portion and from bottom to top sequentially connect, it is characterized in that: the outer surface of this soft tissue integration portion is an annular arc curve.
In a preferred embodiment, this soft tissue integration portion and/or integration portion of sclerous tissues are taper or column.
In a preferred embodiment, this soft tissue integration portion is inverted cone shape.
In a preferred embodiment, this cutting part, this integration portion of sclerous tissues, this soft tissue integration portion and this platform portion are formed in one.
In a preferred embodiment, this cutting part, this integration portion of sclerous tissues and this soft tissue integration portion are one-body molded is an implant, and this platform portion bottom is provided with a junction, for connecting this implant.
In a preferred embodiment, this cutting part and this integration portion of sclerous tissues be one-body molded be an implant, this platform portion and this soft tissue integration portion are one-body molded is a pedestal, this pedestal bottom is provided with a junction, for connect this implant.
In a preferred embodiment, the apical margin of this implant is formed with a blind hole, and the surface of this connecting portion is formed with external screw teeth, to be locked in this blind hole.
In addition, the outer surface of this cutting part is formed with screw thread cutting edge, and many longitudinal bone storing grooves; By this, have advantages of that bone bits after easy cutting and cutting easily concentrate in bone storing groove and be combined with the dentale being cut and new life immediately.
In a preferred embodiment, these many longitudinal bone storing grooves are longitudinal bone storing groove that three isogonisms are arranged.
In a preferred embodiment, this integration portion of sclerous tissues comprises: a locking part, and its root edge connects the apical margin of this cutting part, and the outer surface of this locking part is formed with multiple outer trapezoidal threads, and arrangements of these outer trapezoidal threads have one first density; And a firm portion, its root edge connects the apical margin of this locking part, and the outer surface of this firm portion is formed with multiple annular ditch grooves, and the arrangement of these annular ditch grooves has one second density, and this second density is higher than this first density.
Therefore, this utility model is by above-mentioned means, producing preferably effect compared to prior art is: the structure that forms annular arc curve because planting body tooth cervical region (being soft tissue integration portion), make newborn soft tissue be closely attached to arc-shaped surface growth, because circular arc camber is compared to single plane, more excellent soft tissue tack can be provided, make the adhesion effect of soft tissue good, and then there is biological sealing, to stop the intrusion of antibacterial via gingival sulcus.
Moreover, dental implant in of the present utility model shape bone, its locking part of mat and firm portion produce the function of tapping screw thread, and in planting tooth hole, form the trapezoidal flank of tooth of screw-shaped, and can closely lock together with dentale, and have down and more to bore tightlier and the more tighter effect of lock.
In addition, dental implant in of the present utility model shape bone, wherein the design of closeer annular ditch groove can increase the tightness degree of implanting portion and dentale head immediately, and then has the function of firm or grappling; Synkaingenesis dentale is in the stepped cannelure of the rib of growing into, and fastens as ladder and reaches the firm function of economic benefits and social benefits as newborn bone.
Accompanying drawing explanation
Shown in Fig. 1 a and Fig. 1 b, be respectively structure side view and the upward view of dental implant in this utility model the first embodiment root shape bone.
Figure 2 shows that the STRUCTURE DECOMPOSITION schematic diagram of dental implant in this utility model the second embodiment root shape bone.
Figure 3 shows that the structural grouping schematic diagram of dental implant in this utility model the second embodiment root shape bone.
Figure 4 shows that the STRUCTURE DECOMPOSITION schematic diagram of dental implant in this utility model the 3rd embodiment root shape bone.
Figure 5 shows that the structural grouping schematic diagram of dental implant in this utility model the 3rd embodiment root shape bone.
Figure 6 shows that the interior dental implant schematic diagram of root shape bone of this utility model one-part form and column design.
Figure 7 shows that the interior dental implant schematic diagram of root shape bone of this utility model two-period form and column design.
Figure 8 shows that dental implant schematic diagram in another two-period form root shape bone of this utility model.
Label declaration:
Dental implant in 10 shape bones; 14 platform portions; 20 cutting parts; 201 cutting edges; 202 bone storing grooves; 21 integration portions of sclerous tissues; 22 locking parts; 221 outer trapezoidal threads; 24 firm portions; 241 annular ditch grooves; 26 soft tissue integration portions; 261 annular arc curve; 28,38 implants; 30,40 pedestals; 31 blind holes; 32 internal taper holes; 33 inner polygonal holes; 34 internal thread holes; 35 platform portions; 36 connecting portions; 361 epimeres; 362 hypomeres; 363 external screw teeths.
The specific embodiment
Shown in Fig. 1 a and Fig. 1 b, be respectively structure side view and the upward view of dental implant in this utility model the first embodiment root shape bone, as shown in Figure 1a, in root shape bone, dental implant 10 from bottom to top comprises a cutting part 20, one integration portion of sclerous tissues 21, one soft tissue integration portion 26 and a platform portion 14, in this embodiment, dental implant 10 is planted body (one-piece implant) design for one-part form in root shape bone, it is cutting part 20, integration portion of sclerous tissues 21, soft tissue integration portion 26 and a platform portion 14 are formed in one, be wherein annular arc curve 261 in the outer surface of soft tissue integration portion 26.
Term " from bottom to top " refers in the time planting tooth program herein, is below with respect to patients with implantation anodontia district alveolar bone inside person, and with respect to alveolar bone inside, being exposed to alveolar bone outside is top; Therefore, alveolar bone will be arranged in tooth program or lower row's alveolar bone has different directions because planting in top and below on patients with implantation.
In root shape bone in dental implant 10, the external form of above-mentioned cutting part 20, integration portion of sclerous tissues 21 and soft tissue integration portion 26 is root shape (root form) or taper (taper), and be a pure titanium structure through special Nano surface treatment, when insert in patient's bone via Minimally Invasive Surgery, cutting part 20 will form bone with intraoral sclerous tissues with integration portion of sclerous tissues 21 and integrate, soft tissue integration portion 26 integrates with intraoral soft tissue, props up again platform portion 14 for connecting the counterfeit apparatus for coating of dentistry.
On the other hand, please refer to Fig. 1 a and Fig. 1 b, be formed with sharp keen screw thread cutting edge 201 in the outer surface of cutting part 20, and be longitudinally formed with the bone storing groove 202 that three isogonisms are arranged, but the quantity of this bone storing groove 202 is not limited with three, and can there is different quantity according to different designs; Sclerous tissues's integration portion 21 from bottom to top comprises a locking part 22 and a firm portion 24 again, the outer surface of locking part 22 is formed with multiple outer trapezoidal threads 221, and multiple outer trapezoidal threads 221 are arranged with one first density, the outer surface of firm portion 24 is formed with multiple annular ditch grooves 241, it is arranged with one second density, and the second density is higher than the first density.
Above-mentioned explanation continues, in the time wanting to plant tooth program, start plant tooth in order to dental implant 10 in root shape bone at anchor point prior to wanting to plant the boring of tooth position, while planting tooth, coordinate the design of a platform portion 14 that dental implant 10 in root shape bone is located and rotated by a locking utensil, make cutting part 20 start to turn round cutting hard tissue and vertically down advance, enter in order to other position, wherein the bits of the bone after cutting concentrate in three bone storing grooves 202, make bone consider that the sclerous tissues that can be cut is combined to be worth doing and newborn immediately in bone storing groove 202, use firm this region.
Again along with continuing rotation, the outer trapezoidal thread 221 of locking part 22 will be by the function of similar self tapping (self-tapping) screw, trapezoidal thread 221 forms female thread in sclerous tissues in addition, to lock together closely with sclerous tissues, and due to the design that is taper of locking part 22, locking part 22 is had and down more bore tightlier and the more tighter effect of lock; And the closeer annular ditch groove design of firm portion 22 more can increase the tightness degree of implanting portion and sclerous tissues immediately, and then have firmly or the function of grappling (anchorage).Further, by lasting rotation, soft tissue integration portion 26 is incorporated into soft tissue.
In this utility model, because soft tissue integration portion 26 outer surfaces are the design of annular arc curve 261, can be beneficial to newborn soft tissue is closely attached at annular arc curve 261 and grows, the adhesion effect of soft tissue is good, and then there is high biological sealing (biological sealing), to avoid the intrusion of antibacterial.In addition, if patient's periodontal soft tissue produces abnormal contraction because coming to harm, can utilize periodontal anaplasty to make the counterfeit apparatus for coating of the attached lid dentistry of gingiva, soft tissue integration portion 26 outer surfaces are the design of annular arc curve 261, the space of transplanting healthy gingival connective tissue can be provided, periodontal anaplasty is conveniently carried out.
In this utility model, in root shape bone, dental implant 10 is except planting the design of body for above-mentioned one-part form, also can be two-period form (two-piece implant) design, Figure 2 shows that the STRUCTURE DECOMPOSITION schematic diagram of dental implant in this utility model the second embodiment root shape bone, as shown in the figure, in root shape bone, dental implant 10 is assembled by an implant 28 and a pedestal 30, implant 28 comprises a cutting part 20, one integration portion of sclerous tissues 21 and a soft tissue integration portion 26, the outer surface design at each position has been described in the first embodiment, but in a second embodiment, be shaped with a blind hole 31 in the apical margin car of soft tissue integration portion 26, it is internal taper hole 32, inner polygonal hole 33 and internal thread hole 34 are from top to bottom sequentially communicated with and form, on the other hand, pedestal 30 comprises a platform portion 35 and a junction 36 is formed at platform portion 35 root edge, the epimere 361 of connecting portion 36 is an outer poppet surface wide at the top and narrow at the bottom, and hypomere 362 surfaces of connecting portion 36 are formed with external screw teeth 363, to be locked in internal thread hole 34 by external screw teeth 363, as shown in Figure 3, make a pedestal 30 and implant 28 be together with each other to form dental implant 10 in root shape bone.
Above-mentioned explanation continues, please again consult Fig. 2, in the second embodiment, in the time planting tooth program, first utilize locker to coordinate the design of inner polygonal hole 33 in blind hole 31, implant 28 is locked in sclerous tissues and soft tissue, after implant 28 is firm, again the connecting portion 36 of a pedestal 30 is locked in internal thread hole 34, connects for the counterfeit apparatus for coating of follow-up dentistry.
Figure 4 shows that the STRUCTURE DECOMPOSITION schematic diagram of dental implant 10 in this utility model the 3rd embodiment root shape bone, as shown in the figure, in root shape bone, dental implant 10 is assembled by an implant 38 and a pedestal 40, implant 38 only comprises a cutting part 20 and an integration portion of sclerous tissues 21, the outer surface design at each position has been described in the first embodiment, but be shaped with a blind hole 31 in the apical margin car of integration portion of sclerous tissues 21, it is that internal taper hole 32, inner polygonal hole 33 and internal thread hole 34 are from top to bottom sequentially communicated with and form; Prop up pedestal 40 and comprise that a platform portion 35 and a soft tissue integration portion 26 are arranged at platform portion 35 root edge, soft tissue integration portion 26 is annular arc curve 261, and is formed with a junction 36 in the root edge of soft tissue integration portion 26.
Wherein, the epimere 361 of connecting portion 36 is an outer poppet surface wide at the top and narrow at the bottom, and hypomere 362 surfaces of connecting portion 36 are formed with external screw teeth 363, to be locked in internal thread hole 34 by external screw teeth 363, as shown in Figure 5, make a pedestal 40 and implant 38 be together with each other to form dental implant 10 in root shape bone; In the time planting tooth program, with the second embodiment in the same manner, first utilize locker to coordinate the design of inner polygonal hole 33 in blind hole 31, implant 38 is locked in sclerous tissues, after implant 38 is firm, again the connecting portion 36 of a pedestal 40 is locked in internal thread hole 34, connects for the counterfeit apparatus for coating of dentistry.
Wherein, in the second embodiment, refer to Fig. 2, cutting part 20, integration portion of sclerous tissues 21 and soft tissue integration portion 26 are one-body molded is implant 28, and a platform portion 35 and connecting portion 36 are one-body molded is a pedestal 30; In the 3rd embodiment, refer to Fig. 4, cutting part 20 and integration portion of sclerous tissues 21 are one-body molded is implant 38, a platform portion 35, soft tissue integration portion 25 and connecting portion 36 are one-body molded is a pedestal 40.
In this utility model, no matter that one-part form in the first embodiment is planted body design, or the two-period form in second, third embodiment is planted body design, all possess and have following characteristics: the design that (1) soft tissue integration portion appearance is circle arc curve, there is the moulding effect of soft tissue, be beneficial to and integrate with soft tissue in oral cavity and stable be connected the counterfeit apparatus for coating of dentistry, reach best masticatory function demand; And when periodontal plastic operation can be provided, transplant the space of healthy gingival connective tissue.(2) utilize cutting part three bone storing grooves of mean allocation and collocation the three sharp keen cutting edges in limit design, the bone bits that have after easy cutting and cutting are easily concentrated on to three features in bone storing groove, and then bone bits be combined with the sclerous tissues of being cut and new life immediately in bone storing groove, there is firmly this region.(3) when outside the locking part of sclerous tissues's integration portion, the design of trapezoidal thread is rotated into sclerous tissues in locking part, can in planting tooth hole, form by the function of tapping screw thread the trapezoidal flank of tooth of screw-shaped, and can closely lock together with sclerous tissues, due to the taper design of locking part, locking part is had and down more bore tightlier and the more tighter effect of lock simultaneously; And the design of the closeer annular ditch groove of firm portion of integration portion of sclerous tissues can increase the tightness degree of implanting portion and sclerous tissues immediately, and then there is the function of firm or grappling.
Above-mentioned first, in second and third embodiment, cutting part 20, the external form of integration portion of sclerous tissues 21 and soft tissue integration portion 26 is taper, but be not limited to this, in other embodiment, the external form of integration portion of sclerous tissues 21 and soft tissue integration portion 26 also can be cylindric, Figure 6 shows that the interior dental implant schematic diagram of root shape bone of this utility model one-part form and column design, Figure 7 shows that the interior dental implant schematic diagram of root shape bone of this utility model two-period form and column design, as shown in the figure, integration portion of sclerous tissues 21 and soft tissue integration portion 26 do not have the design of tapering, but integration portion of sclerous tissues 21 still possesses the design that has above-mentioned outer trapezoidal thread 221 and closeer annular ditch groove 241, and the appearance of soft tissue integration portion 26 is annular arc curve 261.
In addition, in an embodiment, as shown in Figure 8, the external form of integration portion of sclerous tissues 21 is cylindric, and outer surface possesses and has outer trapezoidal thread 221 and closeer annular ditch groove 241, and the external form of soft tissue integration portion 26 is taper (inverted cone shape), and outer surface is annular arc curve 261; Down more bore tightlier and the more tighter effect of lock though the design of this kind of integration portion of columned sclerous tissues does not have, utilize the design of outer trapezoidal thread, still can lock together closely with sclerous tissues by the function of tapping screw thread.
In sum, this utility model is type variable one section plant body or two-stage nitration is planted body, more can meet clinically the bone of case demand complicated and changeable and fast and stable and integrate and produce.Its tooth cervical region (being soft tissue integration portion) special design can be promoted and plants body and tooth neck soft and integrate, and there is a moulding effect function of soft tissue, reach best biological sealing effect, stop antibacterial to be invaded, avoid the implant generation that around scorching (periimplantitis) and surrounding bone absorb.The outside multistage special thread project organization in implanting portion, the initial stage degree of stability (primary stability) in more can enhancements, retains nature sclerotin, reaches new bone and plants stabilization of bony integration between body.
Above-described embodiment is only explanation technological thought of the present utility model and feature, its object makes the personage who has the knack of this skill can understand content of the present utility model and implement according to this, when not limiting the scope of the claims of the present utility model with this, the equalization that the spirit generally disclosing according to this utility model is done changes or modifies, and must be encompassed in the scope of the claims of the present utility model.
Claims (10)
1. a dental implant in root shape bone, comprises a cutting part, an integration portion of sclerous tissues, a soft tissue integration portion and a platform portion and from bottom to top sequentially connects, and it is characterized in that: the outer surface of this soft tissue integration portion is an annular arc curve.
2. dental implant in as claimed in claim 1 shape bone, is characterized in that, this soft tissue integration portion and/or integration portion of sclerous tissues are taper or column.
3. dental implant in as claimed in claim 1 shape bone, is characterized in that, this soft tissue integration portion is inverted cone shape.
4. dental implant in as claimed in claim 1 shape bone, is characterized in that, this cutting part, integration portion of sclerous tissues, soft tissue integration portion and a platform portion are formed in one.
5. dental implant in as claimed in claim 1 shape bone, is characterized in that, this cutting part, integration portion of sclerous tissues and soft tissue integration portion are one-body molded is an implant, and this platform portion bottom is provided with a junction, for connecting this implant.
6. dental implant in as claimed in claim 1 shape bone, it is characterized in that, this cutting part and this integration portion of sclerous tissues are one-body molded is an implant, and this platform portion and this soft tissue integration portion are one-body molded is a pedestal, this pedestal bottom is provided with a junction, for connecting this implant.
7. dental implant in the root shape bone as described in claim 5 or 6, is characterized in that, the apical margin of this implant is formed with a blind hole, and the surface of this connecting portion is formed with external screw teeth, to be locked in this blind hole.
8. dental implant in the root shape bone as described in any one in claim 1 to 6, is characterized in that, the outer surface of this cutting part is formed with screw thread cutting edge, and many longitudinal bone storing grooves.
9. dental implant in as claimed in claim 8 shape bone, is characterized in that, these many longitudinal bone storing grooves are longitudinal bone storing groove that three isogonisms are arranged.
10. dental implant in the root shape bone as described in any one in claim 1 to 6, it is characterized in that, this integration portion of sclerous tissues comprises: a locking part, its root edge connects the apical margin of cutting part, and the outer surface of this locking part is formed with multiple outer trapezoidal threads, the arrangement of these outer trapezoidal threads has one first density; And a firm portion, its root edge connects the apical margin of this locking part, and the outer surface of this firm portion is formed with multiple annular ditch grooves, and the arrangement of these annular ditch grooves has one second density, and this second density is higher than this first density.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320741104.9U CN203598061U (en) | 2013-11-22 | 2013-11-22 | Root-shaped intra-osseous dental implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320741104.9U CN203598061U (en) | 2013-11-22 | 2013-11-22 | Root-shaped intra-osseous dental implant |
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| Publication Number | Publication Date |
|---|---|
| CN203598061U true CN203598061U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320741104.9U Expired - Fee Related CN203598061U (en) | 2013-11-22 | 2013-11-22 | Root-shaped intra-osseous dental implant |
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| CN (1) | CN203598061U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2024026624A1 (en) * | 2022-08-01 | 2024-02-08 | 林辅谊 | Improved prosthesis fitting |
-
2013
- 2013-11-22 CN CN201320741104.9U patent/CN203598061U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2024026624A1 (en) * | 2022-08-01 | 2024-02-08 | 林辅谊 | Improved prosthesis fitting |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20181122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |