![]() Attachment for a corresponding pin-shaped dental implant
专利摘要:
Attachment (1) for a corresponding pin-shaped dental implant (2), comprising: - a platform (3) having a first platform surface (4) and a second platform surface (5), - wherein the platform (3) is in plan view of the second platform surface (5) extends over a total angle range (1, 2, 3, 4) of 360 °, - a retention pin (8) arranged on the first platform surface (4) for fastening a mesostructure (9), - a connecting pin (6) for connecting the platform (3) to a pin-shaped dental implant (2) having a blind bore (7) corresponding to the connecting pin (6), the diameter (D) of the platform (3) being at least over a part (1, 2) of the platform Total angular range (1, 2, 3, 4) is so large that in a connected to the corresponding pin-shaped dental implant (2) state of the attachment (1) the platform (3) in plan view of the second platform surface (5) on the corresponding pin-shaped protrudes ige dental implant (2) and / or the edge of the platform (3) is curved in a direction away from the connecting pin (6) pointing, cranial direction. 公开号:AT512281A4 申请号:T310/2012 申请日:2012-03-14 公开日:2013-07-15 发明作者: 申请人:Kern; IPC主号:
专利说明:
The present invention relates to an attachment for a corresponding pin-shaped dental implant having the features of the preamble of claim 1 and claim 9, an arrangement with a pin-shaped dental implant and such an attachment and a method for anatomically adapting such an attachment. Generic essays are used to attach a mesostructure consisting mostly of ceramic material to a dental implant arranged in the jawbone of a patient. The arrangement of attachment and mesostructure is called abutment. For each attachment there is a corresponding pin-shaped dental implant, wherein a certain attachment is only suitable for the corresponding pin-shaped dental implant due to the dimensions of the connecting pin and the corresponding blind bore of the pin-shaped dental implant. This is usually indicated by means of a corresponding marking or coding arranged on the attachment (for example a lettering or color coding) or a corresponding meaningful adaptation of the packaging of the attachment. Although there are also pin-shaped dental implants with different Außendurchmessem, each of which can have a blind bore with identical dimensions, so that an essay for all pin-shaped dental implants with this blind hole is used. In this case, however, the pin-shaped dental implants with the same blind bore form an equivalence class and the article is only replaceable with respect to this equivalence class. If the attachment is connected to the pin-shaped dental implant, then the platform is defined as that part of the attachment which adjoins the connection pin of the attachment and projects (vertically) beyond the implant shoulder In the prior art, the outer diameter of a platform is often only so much larger than the diameter of the connecting pin at its end close to the second platform surface (pin diameter), as corresponds to the thickness of the blind bore of the dental implant forming wall in the region of the implant shoulder, so that The platform usually adjoins the dental implant flush with the attachment connected to the dental implant (the diameter of the pin-shaped dental implant is of course to be measured on the implant shoulder of the pin-shaped dental implant). Generic articles are disclosed, for example, in WO 2011/089057 A1 and EP 1 069 868 B1 (both: Camlog Technologies AG). Generic essays differ from so-called gingiva formers by the provision of a retention pin for attaching the mesostructure. On the other hand, gingiva formers do not serve to attach a mesostructure but only to the temporary shaping of the gingiva. After implantation of a dental implant in the jaw of a patient and attachment of the abutment to the dental implant, a good growth of cells on the dental implant and the abutment is of utmost importance. Investigations have shown that in the area of the dental implant usually sufficient cell growth occurs. In the area of the abutment, the settling of cells is usually less satisfactory. After vaccination of a dental implant, especially in the area of the glued joint - this is the area in which the mesostructure adjoins the platform - there may be a build-up of bacteria that can spread into the area of the dental implant. Generic platforms are designed without regard to the dimensions of those teeth of a patient adjacent to the platform to be fixed mesostructure, which aggravates the disadvantages described above. The object of the invention is to provide an attachment, an arrangement of a pin-shaped dental implant and an attachment and a method for forming a platform, which improves the growth of cells and reduces the risk of bacterial infection of the dental implant. ···· 71713 36 / fr + * ·· * ♦ Φ Φ · ♦ «« ································································································· • * 4 »* · *» · Φ · This object is achieved by an attachment having the features of claim 1 and claim 9, an assembly of such an attachment and a pin-shaped dental implant according to claim 11 and a method according to claim 13. Advantageous embodiments of the invention are defined in the dependent claims. The fact that in a connected to the corresponding pin-shaped dental implant state of the platform, the platform (in plan view of the second platform surface) over the corresponding pin-shaped dental implant, it is achieved that after attachment of the mesostructure on the platform, the glue joint is further displaced away from the dental implant than in the prior art. It may even come to a shielding of the glue line from the dental implant through the platform. This reduces the risk of bacterial infestation of the dental implant. In addition, for the growth of cells (epithelial cells and connective tissue cells) on the platform, the invention provides an enlarged second platform surface of the platform. The shielding of the adhesive joint from the dental implant can also take place (irrespective of the diameter of the platform) in that the edge of the platform is arched in a cranial direction pointing away from the connecting pin. If one considers an attachment according to the invention in isolation, then one recognizes that, in a plan view of the second platform surface, the diameter of the platform is substantially greater than the pin diameter at least over part of the total angular range. In an arrangement according to the invention, therefore, the platform is at least radially over the corresponding pin-shaped dental implant over at least part of the total angular range. In other words, the diameter of the platform over this part of the total angular range is greater than the diameter of the corresponding pin-shaped dental implant in the region of the implant shoulder. Preferably, the diameter of the platform is 3 to 4 millimeters larger than the diameter of the corresponding pin-shaped dental implant on the implant shoulder. The increased diameter of the platform (compared to the prior art) also allows the platform to be adapted to the dimensions of the mesostructure to be attached to the platform, oriented to the adjacent teeth of a patient, by disposing excess material of the platform over portions of the total angular range removed from the body of the patient by material removal - for example, milled - is. As in the prior art, an attachment according to the invention is always designed for a specific corresponding pin-shaped dental implant (or an equivalence class of the same). As is known per se, this can be indicated in the invention by a corresponding marking or coding arranged on the attachment (for example a lettering or color coding) or a corresponding meaningful adaptation of the packaging of the attachment. The article may consist of metallic (particularly preferably titanium) or ceramic materials. Around the retention pin, the first platform surface is preferably formed as an attachment shoulder for the mesostructure. As is known per se, the attachment may be provided with an axially extending through-hole extending through the connection pin and allowing the attachment to be screwed to the dental implant. The second platform surface may either taper continuously in the direction of the connecting pin to the pin diameter or the transition may take the form of a step. Preferably, an arrangement of an attachment with a pin-shaped dental implant, which supports the Platformswitching provided. The attachment and the dental implant are particularly preferably designed for a single-tooth implant or as a single-tooth implant. * * * * * * * * # * * * * 71713 36 / fr * »···· I ·« · II · * · »· · · · §« · «4« «« · «· ·« * · * 4 ··· · «* ····» «··· It can be provided that the connection pin as a processing sleeve Protection of the connecting pin is arranged during a processing operation of the platform. After the machining process - for example sandblasting the platform - the machining sleeve can be removed from the connecting pin. An article according to the prior art including dental implant is shown in FIG. Various embodiments of the invention will be discussed with reference to Figures 2 to 4. FIG. 1 a shows by way of example an attachment 1 (with platform switching) according to the prior art in a section having the central longitudinal axis of the arrangement. The attachment 1 has a platform 3 with a first platform surface 4 and a second platform surface 5. The platform 3 has a diameter D. At the first platform surface 4, a retention pin 8 (with an anti-rotation 14) for fixing a mesostructure 9 is arranged. On the second platform surface 5, a connecting pin 6 is arranged. The corresponding pin-shaped dental implant 2 has a blind bore 7, whose dimensioning is matched to the connecting pin 6. In the area of the implant shoulder 10, the platform 3 is formed with a smaller diameter than the pin-shaped dental implant 2 (platform switching). In plan view of the second platform surface 5, the platform 3 is flush with the pin-shaped dental implant, so its diameter D is the same size as the diameter D 'of the pin-shaped dental implant 2. The distance between the adhesive joint 11 and the pin-shaped dental implant 2 is very small , which can lead to a bacterial infestation of the pin-shaped dental implant 2. In addition, the second platform surface 4 has a small area for the desired location of cells. Figures 2a and 2b show a first embodiment of the invention in a Mitteilängsachse the arrangement having cut. ·· ···· · 71713 36 / fr The attachment 1 has a platform 3 with a first platform surface 4 and a second platform surface 5. The platform 3 is formed in the region of the first and the second platform surface 4, 5 with a circular circumference and has a diameter D. At the first platform surface 4, a retention pin 8 for fixing a mesostructure 9 is arranged. On the second platform surface 5, a connecting pin 6 is arranged. Around the retention pin 8, the first platform surface 4 is formed as an attachment shoulder 12 (annularly around the retention pin 8) for the mesostructure 9. As is known per se, the attachment 1 can be provided with an axially extending through hole which extends through the connecting pin 6 and allows the attachment 1 to be screwed to the pin-shaped dental implant 2 via a screw 13. Connecting pin 6 and blind hole 7 may be provided with corresponding threads at least over a portion of its length. The corresponding pin-shaped dental implant 2 has a blind bore 7, whose dimensioning is matched to the connecting pin 6. In the area of the implant shoulder 10, the platform 3 is formed with a smaller diameter than the pin-shaped dental implant 2 (platform switching). In a plan view of the second platform surface 5, the platform 3 has a larger diameter D than the pin-shaped dental implant 2 in the region of the implant shoulder 10 (diameter D '), therefore the platform 3 projects beyond the corresponding pin-shaped dental implant 2. The adhesive joint 11 is shielded by the platform 3 from the pin-shaped dental implant 2. A bacterial infestation of the pin-shaped dental implant 2 is so difficult, if not avoided. The second platform surface 5 has a larger area for the desired location of cells. FIG. 2b shows, in a detailed view, the platform 3 and the end of the connecting pin 6 near the second platform surface 5 (retention pin 8 not shown). Shown is the ratio of diameter D to pin diameter d. FIG. 3 shows a second embodiment of the invention in a section having the central longitudinal axis of the arrangement. The embodiment of Figure 3 differs from that of Figure 2 only in that the edge of the platform 3 is curved in a direction away from the connecting pin 6, ie cranial direction, resulting in a plate-like formation of the first platform surface 4 results (on the Total angle range <jh, <J> 2, Φ3. In addition, the platform 3 tapers towards its edge (the thickness of the platform 3 formed by the distance between the first and second platform surfaces 4, 5 is at the edge of the platform 3 The thickness of the platform 3 in front of the area in which it tapers may be, for example, 0.8 millimeters. These two measures (buckling and rejuvenation) could also be done individually, d. H. be used independently of each other. The measure of the bulge can also be used regardless of the diameter of the platform. Otherwise, the essay 1 is exactly as in Figure 2 formed. For the sake of clarity, however, not all details shown in FIG. 2 have been shown again in FIG. Unlike in FIGS. 2 and 3, according to the invention, it is also possible to use attachments 1 without platform switching. In this case, the second platform level 5 would directly (without the tapering in the direction of the connecting pin 6 part) connect to the connecting pin 6 and rest on the implant shoulder 10 or at least have only a minimum distance to this. FIGS. 4a and 4b show an attachment 1 according to FIG. 2 or 3 in a plan view of the second platform plane 5, whereby different anatomical adaptations to the platform 3 are made taking into account the dimensions of the mesostructure 9 adjacent to the platform 3 were. The hatched areas of the platform 3 are removed by material removal. Before the removal of material, the platforms 3 are formed in plan view of the first or second platform surface 4, 5, preferably with a circular circumference. a · a ··· 9 · »· 9« a 71713 36 / fr ···· * · 9 I 9 · · · »9 · 9 9 9 9 9 9 9 9 9 · 9 9999 9 9« 9 9 9 9 9 9 9 9 4f 9 * MM 9 9 99 Thus arise platforms 3, in which the diameter D of the platform 3 only over a portion φι, Φ2 of the total angle range φι, φ2, φ3, φ4 (Φι + φ2 + φ3 + φ4 = 360 °) is so large that in one with connected to the corresponding pin-shaped dental implant 2 state of the attachment 1, the platform 3 in plan view of the second platform surface 5 on the corresponding pin-shaped dental implant 2 protrudes. In the regions φ3, φ4 of the total angular range φι, φ2, φβ, Φ4, the platform 3 terminates flush with the pin-shaped dental implant 2 in a plan view of the second platform surface 5. Unlike illustrated, the retention pin 8 need not necessarily include a right angle with the first platform surface 4. Of course, the material removal could also be chosen so that the diameter D of the platform 3 remains so large over the total angular range φι, ¢, Φ3, Φ4 that in a connected to the corresponding pin-shaped dental implant 2 state of the attachment 1, the platform 3 in plan view on the second platform surface 5 on the corresponding pin-shaped dental implant 2 protrudes, but depending on the angular range different widths. Innsbruck, on the 13th of March 2012
权利要求:
Claims (13) [1] 1. A kit (1) for a corresponding pin-shaped dental implant (2), comprising: - a platform (3) having a first platform surface (4) and a second platform surface (5), the platform (3) extending 360 ° in plan view of the second platform surface (5) over a total angular range (<j> i, fc, φ *, φ4) and having a diameter (D), one at the first Retention pin (8) for fastening a mesostructure (9), - a connecting pin (6) for connecting the platform (3) to a pin - shaped dental implant (2) having a blind bore (7) corresponding to the connecting pin (6) ), characterized in that the diameter (D) of the platform (3) at least over a portion (φι, Φ2) of the total angular range (φι, φ2, φ3, Φ4) is so large that in one with the corresponding pin-shaped dental implant (2 ) connected The condition of the attachment (1) the platform (3) in a plan view of the second platform surface (5) on the corresponding pin-shaped dental implant (2) protrudes. [2] 2. Attachment (1) according to claim 1, characterized in that in a connected to the corresponding pin-shaped dental implant (2) state of the attachment (1), the platform (3) in plan view of the second Piattformoberfläche (5) over the total angular range (φ ^ φ2, φ3, Φ4) beyond the corresponding pin-shaped dental implant (2). [3] 3. attachment (1) according to claim 1, characterized in that in plan view of the second platform surface (5) of the diameter (D) of the platform (3) over the total angular range (φι, φ2, φ3, Φ4) is nowhere smaller than that Diameter (D ') of the pin-shaped dental implant (2) on the implant shoulder (10). : ::: *:. :: 71713 36 / fr • «· · · · ··· # · φ Ο t ♦ · · · · · · · * * " «I φ · ···« · ··· [4] 4. attachment (1) according to one of claims 1 to 3, wherein the connecting pin (6) at one of the second plate mold surface (5) near the end of a pin diameter (d), characterized in that the diameter (D) of the platform (3 ) is substantially greater than the pin diameter (d) at least over a portion (φι, fe) of the total angular range (φι, ψ2, φ3, Φ-0). [5] 5. attachment (1) according to claim 4, characterized in that the ratio (D / d) of the diameter (D) of the platform (3) to pin diameter (d) greater than 2, preferably greater than 3, preferably in each case smaller than 18 is. [6] 6. attachment (1) according to one of claims 1 to 5, characterized in that the platform (3) and the connecting pin (6) are integrally formed. [7] 7. attachment (1) according to one of claims 1 to 6, characterized in that the attachment (1) consists of titanium. [8] 8. attachment (1) according to one of claims 1 to 7, characterized in that the thickness formed by the distance between the first and the second platform surface (4, 5) of the platform (3) of the platform (3) at the edge of the platform (3) is lower than in the center of the platform (3). [9] A post (1) for a corresponding pin-shaped dental implant (2), comprising: - a platform (3) having a first platform surface (4) and a second platform surface (5), - one disposed on the first platform surface (4) Retention pin (8) for fastening a mesostructure (9), - a connecting pin (6) for connecting the platform (3) with a pin-shaped dental implant (2) having a blind bore (7) corresponding to the connecting pin (6), in particular after one of claims 1 to 8, characterized in that the edge of the platform (3) in a direction away from the connecting pin (6) facing, cranial direction is formed. [10] 10. attachment (1) according to one of claims 1 to 9, characterized in that on the connecting pin (6) a machining sleeve as protection during a processing operation of the platform (3) is arranged. [11] 11. Arrangement comprising: - a pin-shaped dental implant (2) having a blind bore (7), - an attachment (1) according to one of claims 1 to 10, wherein the connecting pin (6) in the blind bore (7) is inserted. [12] 12. Arrangement according to claim 11, wherein the attachment (1) a mesostructure (9) is attached. [13] 13. Method for anatomically adapting an attachment (1) according to one of claims 1 to 10, wherein, taking into account the dimensions of the mesostructure (3) to be fastened to the platform (1), the teeth of a patient (1) of the platform (1 ) is reduced over at least a portion (Φ3, φ4) of the total angular range (φι, φ2, φβ, φ4) outside the body of the patient by material removal. Innsbruck, March 13, 2012
类似技术:
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同族专利:
公开号 | 公开日 CY1118940T1|2018-01-10| US20150017604A1|2015-01-15| AU2013232715A1|2014-09-25| AU2013232715B2|2016-02-25| CA2866385A1|2013-09-19| WO2013134800A1|2013-09-19| BR112014022476B1|2020-12-22| CA2866385C|2017-01-24| LT2825124T|2017-05-25| EP2825124B1|2017-02-01| EP2825124A1|2015-01-21| PT2825124T|2017-04-19| US10543062B2|2020-01-28| RS55946B1|2017-09-29| PL2825124T3|2017-07-31| SI2825124T1|2017-05-31| AT512281B1|2013-07-15| ES2621704T3|2017-07-04| DK2825124T3|2017-05-01| HRP20170643T1|2017-06-30|
引用文献:
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法律状态:
2019-11-15| MM01| Lapse because of not paying annual fees|Effective date: 20190314 |
优先权:
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申请号 | 申请日 | 专利标题 ATA310/2012A|AT512281B1|2012-03-14|2012-03-14|Attachment for a corresponding pin-shaped dental implant|ATA310/2012A| AT512281B1|2012-03-14|2012-03-14|Attachment for a corresponding pin-shaped dental implant| CA2866385A| CA2866385C|2012-03-14|2013-03-12|Top piece for a corresponding pin-shaped dental implant| PT137161618T| PT2825124T|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| ES13716161.8T| ES2621704T3|2012-03-14|2013-03-12|Additional piece for a corresponding spike-shaped dental implant.| LTEP13716161.8T| LT2825124T|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| SI201330619A| SI2825124T1|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| DK13716161.8T| DK2825124T3|2012-03-14|2013-03-12|Equipment for similarly rigid dental implant| PCT/AT2013/000045| WO2013134800A1|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| PL13716161T| PL2825124T3|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| AU2013232715A| AU2013232715B2|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| EP13716161.8A| EP2825124B1|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| BR112014022476-5A| BR112014022476B1|2012-03-14|2013-03-12|cover for a corresponding pin-shaped dental implant, arrangement and procedure for anatomical adaptation of the cover| RS20170401A| RS55946B1|2012-03-14|2013-03-12|Attachment for a corresponding pin-shaped tooth implant| US14/482,393| US10543062B2|2012-03-14|2014-09-10|Top piece for a corresponding pin-shaped dental implant| CY20171100454T| CY1118940T1|2012-03-14|2017-04-24|ADDITION FOR CORRECT, PIPE SHAPE, DENTAL FITTING| HRP20170643TT| HRP20170643T1|2012-03-14|2017-04-25|Attachment for a corresponding pin-shaped tooth implant| 相关专利
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