CN202714936U - Oral implant assembly - Google Patents
Oral implant assembly Download PDFInfo
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- CN202714936U CN202714936U CN 201220224945 CN201220224945U CN202714936U CN 202714936 U CN202714936 U CN 202714936U CN 201220224945 CN201220224945 CN 201220224945 CN 201220224945 U CN201220224945 U CN 201220224945U CN 202714936 U CN202714936 U CN 202714936U
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- conical
- hypomere
- base station
- epimere
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Abstract
The utility model provides an oral implant assembly, which is characterized by comprising an implant, a substrate and a fastening bolt, wherein the implant comprises an upper cylindrical section part, a middle conical section part, a lower conical section part and a spherical end part; the inside of the implant is in a three-section cavity which is successively provided with an upper-section conical bore, a middle-section decagonal cylindrical bore and a lower-section screw hole from a top end surface to a bottom end surface; the lower part of the substrate is provided with a regular pentagon cylinder and a cone which are respectively cooperated with the middle-section decagonal cylindrical bore and the upper-section conical bore; the cross section of the middle-section decagonal cylindrical bore is an isometric decagon formed by overlapping two regular pentagons in a staggering mode; and the fastening bolt penetrates thorough the screw hole in the substrate and is in bolt joint with the lower-section screw hole. The oral implant assembly disclosed by the utility model has the advantages of simplicity in operation, good primary stability after the operation, good tightness, high reliability and excellent inclination direction regulation performance of the substrate, bone resorption can be reduced or avoided because of a platform conversion structure, and the like.
Description
Technical field:
This utility model relates to the dental device, specifically relates to a kind of mouth cavity planting body assembly.
Background technology:
Along with modern society's demand growing to the oral cavity repairing and treating, traditional fixed denture and removable denture seem aspect much and more and more are difficult to satisfy people's hope, tooth-planting artificial tooth technology is since being invented the sixties in last century, some left spaces of conventional repair techniques limitation have not only been filled up, and development is ripe, aspect a lot of, demonstrate superiority, accepting plantation reparation person has had almost the same with natural teeth masticatory function impression, and aesthstic impression the same with natural teeth even that surmount to some extent.Extensively the carrying out and use the problem that has solved on a series of attractive in appearance and function that absence of tooth clinically brings of tooth-planting artificial tooth, yet, because its operative process is complicated, primary stability is not good, bone resorption occurs, the leakage in restricted, the implant denture use procedure of binding site between implantation body and the base station in the repair process, reach the problems such as maintenance difficult, often puzzlement plantation and reparation doctor also bring misery and burden for the patient.
Although, had the mouth cavity planting body device for above-mentioned not enough design on the market, for example utility model patent number is ZL 200920352396.0, it mainly is comprised of implantation body, base station and fastening bolt, the protruding bond number amount of implantation body inside is limited but the weak point of this utility model is, make it can not obtain the binding site of more base station and implantation body, and profile is inconvenient to utilize double-deck cortical bone to fix implantation body, and the combination of small-angle taper seat causes maintenance difficult between implantation body and base station.
The utility model content:
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provide that a kind of novel structure, processing ease, stability are high, good airproof performance, no-float, be difficult for loosening, can reduce bone resorption, the mouth cavity planting body device of more base station on-station positions can be provided.
For achieving the above object, this utility model is by the following technical solutions: a kind of mouth cavity planting body assembly, it comprises implantation body and base station, the fastening bolt of the described implantation body of coaxial connection and said base station, said fastening bolt one end is connected in the base station, and it is outer and be spirally connected with implantation body one end that the other end extends to base station; Cavity in the said implantation body from and the lower epimere conical bore that comprises successively, the ten jiaos of cylindrical holes in stage casing and hypomere screw hole, the outer wall of implantation body comprises cylindrical epimere section, conical center section part, conical hypomere section and ball-shaped end, the bottom of described base station is provided with regular pentagon cylinder and the cone that matches with the ten jiaos of cylindrical holes in described stage casing and epimere conical bore respectively, and the cross section of the ten jiaos of cylindrical holes in stage casing is the isogonism regular decagons that staggered and be formed by stacking by two regular pentagons.
Further, the coning angle of described conical center section part is the 2-8 degree.
Further, the coning angle of described conical hypomere section is the 30-45 degree.
Further, described conical center section part and conical hypomere section are provided with the even depth external screw thread, and described externally threaded thread form is asymmetric trapezoidal.
Further, the surface of described cylindrical epimere section is provided with little screw thread, and the pitch of described little screw thread is 0.18-0.35mm, and its helical pitch equates with described externally threaded pitch, and little screw thread all standing or the cylindrical epimere of partial coverage section.
Further, described conical center section part and conical hypomere section are provided with 1-4 bar self tapping cutting slot, described self tapping cutting slot extends longitudinally to conical hypomere section by the middle and lower part of conical center section part, and the self tapping cutting slot evenly distributes at surface 360 degree of conical center section part and conical hypomere section.
Further, the shape of cross section of the ten jiaos of cylindrical holes in described stage casing is the isogonism regular decagons that staggered and be formed by stacking around its central rotation 36 degree by a regular pentagon in described two regular pentagons.
Further, described base station comprises cone epimere section, wears gum body center section part and connector hypomere section, and wherein connector hypomere section (17) comprises described regular pentagon cylinder and cone, and the cone angle of cone is the 20-28 degree.
Further, the described gum body center section part surface of wearing is arcuation.
Because the beneficial effect that has adopted technique scheme, this utility model to obtain is:
The coning angle of conical center section part of the present utility model is very little, between the 3-9 degree, this can increase and the contact area of bone, the primary stability after the raising implantation greatly, and the increase along with implantation body's implantation depth can obtain suitable bone compression effectiveness when implanting, can make simultaneously the plantation doctor obtain implanting perception, therefore have the surgical characteristic more superior than simple cylindrical outer shape; Cylindrical epimere section surface is provided with little screw thread, can all cover this epimere section, also can below end face, keep a small amount of shiny surface without little screw thread, little screw thread has increased the contact area with bone, increased primary stability and favourable long-term synosteosis stability, little screw thread is bull, and pitch is between 0.18 to 0.35mm, helical pitch equates with externally threaded pitch, so that helical pitch and the vertical bone dissection of pitch anisochrouous can not appear when implanting in synchronous rotary.
The coning angle of conical hypomere of the present utility model section is between the 30-45 degree, this short cone is in screwing in bone the time, be different from the conical implantation body of cylindrical implant and micro taper, it can make the multi-turn screw thread participate in simultaneously pushing the bone hole or utilize self tapping cutting edge cutting bone hole to form female thread, on the other hand, it is highly beneficial for the cortical bone that screws in another side (opposite): in the situation that there is spongy bone to have (for example, Lekholm﹠amp in the bone; 3 type bones of Zarb classification), utilization for the another side cortical bone is restricted, be different from the utilization to screw terminal (one side in standby hole) cortical bone, the strict controlling depth of palpus is in order to avoid perforation or fracture, therefore, behind suitably standby hole, implantation body's tapered tail that this short conical hypomere section and ball-shaped end section consist of can suitably embed in the cortical bone of opposite, such implantation body's profile namely is conducive to extruding or self tapping screws in, and also is conducive to utilize double-deck cortical bone to fix implantation body.
The surface of this utility model implantation body is provided with 1-4 bar self tapping cutting slot, utilizes these self tapping cutting slots that implantation body's self tapping is screwed in the bone hole during operation.
Regular pentagon cylinder of the present utility model, can 10 different positions or angle be inserted in the ten jiaos of cylindrical holes in stage casing, interval 36 degree, this cooperation position than cubic hole, hexagonal hole or hole, all directions is all many, for the implantation case that needs angle correction, when for example labial teeth district or backteeth district oblique cutting are implanted, can make the plantation doctor that more selection is arranged, in order to make the incline direction of base station be fit to make correction for direction.
The cone of this utility model base station connector hypomere cooperates with the epimere conical bore of implantation body inside, can obtain sealing effectiveness, because but taper seat cooperates the gap of the radial and axial both direction of automatic absorption, the formation gapless cooperates, this cooperates fully different from the face of cylinder, if it just can only be matched in clearance that the latter needs to cooperate easily, and the cone angle of the cone of base station connector hypomere is between the 20-28 degree, can obtain good sealing, also can obtain good maintainability, namely also be easy to from implantation body's dismounting base station.
Description of drawings:
Fig. 1 is cutaway view of the present utility model;
Fig. 2 is the structural representation of this utility model implantation body;
Fig. 3 is the another structural representation of this utility model implantation body;
Fig. 4 is the cutaway view of this utility model implantation body;
Fig. 5 is the structural representation of this utility model base station;
Fig. 6 is the cutaway view of this utility model base station;
Fig. 7 is the sectional view of the ten jiaos of cylindrical holes in stage casing of the present utility model;
Fig. 8 is the schematic diagram of the ten jiaos of cylindrical holes in stage casing of the present utility model.
Wherein, 1 implantation body, 2 base stations, 3 fastening bolts, 4 cylindrical epimere sections, 5 conical center section parts, 6 conical hypomere sections, 7 ball-shaped end, 8 end faces, 9 little screw threads, 10 external screw threads, 11 self tapping cutting slots, 12 epimere conical bores, the ten jiaos of cylindrical holes in 13 stage casings, 14 hypomere screw holes, 15 cone epimere sections, 16 wear gum body center section part, 17 connector hypomere sections, 18 regular pentagon cylinders, 19 cones, 20 screw holes, 131,132 regular pentagons.
The specific embodiment:
Below in conjunction with accompanying drawing utility model is further described:
A kind of mouth cavity planting body assembly, it is characterized in that it comprises implantation body 1, base station 2 and fastening bolt 3, implantation body comprises cylindrical epimere section 4, conical center section part 5, conical hypomere section 6 and ball-shaped end 7, implantation body 1 is for 8 being provided with successively epimere conical bore 12 downwards from the upper surface, the syllogic cavity of the ten jiaos of cylindrical holes 13 in stage casing and hypomere screw hole 14, the bottom of described base station 2 is provided with regular pentagon cylinder 18 and the cone 19 that matches with the ten jiaos of cylindrical holes 13 in described stage casing and epimere conical bore 12 respectively, and the cross section of the ten jiaos of cylindrical holes 13 in stage casing is by two regular pentagons 131, the isogonism regular decagon that 132 stagger is formed by stacking, described fastening bolt 3 is penetrated by the screw hole 20 in the base station 2 and is spirally connected with hypomere screw hole 14.
The coning angle of the conical center section part 5 of the micro taper of this utility model implantation body 1 profile is very little, between the 3-9 degree, be the micro taper cone, which is provided with external screw thread 10, external screw thread 10 thread forms are asymmetric trapezoidal, this can increase the contact area with bone greatly, the masticatory force dispersion effect behind the synosteosis is finished in primary stability after raising is implanted and acquisition, simultaneously, increase along with implantation body's implantation depth when implanting can obtain suitable bone compression effectiveness, also can make the plantation doctor obtain implanting perception, cylindrical epimere section 4 surfaces are provided with the little screw thread 9 of bull, be that many little screw threads are spaced apart according to certain rules, little screw thread 9 can all cover this cylindrical epimere section 4, also can keep a small amount of shiny surface without little screw thread below 8 from end face, little screw thread 9 can increase with the contact area of bone stable with increase primary stability and favourable long-term synosteosis, the pitch of little screw thread 9 is between 0.18 to 0.35mm, helical pitch equates with the pitch of external screw thread 10, so that helical pitch and the vertical bone dissection of pitch anisochrouous can not appear when implanting in synchronous rotary.
The coning angle of the conically shaped body hypomere section 6 of this utility model implantation body profile is between the 30-45 degree, this has two effects when making conically shaped body hypomere section 6 in screwing in bone, the first is different from cylindrical implant and the conical implantation body of micro taper, it can make the multi-turn screw thread participate in simultaneously pushing the bone hole or utilize self tapping cutting edge cutting bone hole to form interior or female thread, namely, because have tapered feature, the diameter of thread one definite proportion of close ball-shaped end 7 is little away from ball-shaped end, therefore when screwing in, a few circle screw threads of the upper different-diameter that distributes of tapered tail (being conically shaped body hypomere section 6) can participate in simultaneously clamp-oning or cut in the bone hole, on the other hand, it is highly beneficial for the cortical bone that screws in another side (opposite): in the situation that there is spongy bone to have (for example, Lekholm﹠amp in the bone; 3 type bones of Zarb classification), utilization for the another side cortical bone is restricted, be different from the utilization to screw terminal (one side in standby hole) cortical bone, the strict controlling depth of palpus is in order to avoid perforation or fracture, therefore, behind suitably standby hole, implantation body's 1 tapered tail that this conically shaped body hypomere section 6 and ball-shaped end 7 consist of can suitably embed in the cortical bone of opposite, that is, such implantation body's profile namely is conducive to bone extruding or self tapping screws in, thereby the cortical bone that also is conducive to embed the opposite utilizes double-deck cortical bone to fix implantation body.
Implantation body of the present utility model 1 inside is provided with the syllogic cavity, it is epimere conical bore 12, the ten jiaos of cylindrical holes 13 in stage casing and hypomere screwed hole 14, the cross-sectional geometry of the ten jiaos of cylindrical holes 13 in stage casing wherein, by two regular pentagons 131,132 are composited: be about to one of them regular pentagon 132 behind central rotation 36 degree (forward counter-rotating all can), make its angle just aim at the mid point of another regular pentagon 131 adjacent sides, can synthesize the isogonism regular decagon, such isogonism regular decagon hole can provide 10 cooperation positions or angle to supporting regular pentagon body, namely, the regular pentagon cylinder 18 of base station connector hypomere section 17 can 10 kinds position or angle, be inserted in ten jiaos of cylindrical holes 13 of implantation body 1 inside, the interval only has 36 degree, this is than cubic hole, the cooperation position in hexagonal hole or hole, all directions is all many, for the implantation case that needs angle correction, when for example labial teeth district or backteeth district oblique cutting are implanted, can make the plantation doctor that more selection is arranged, in order to make the incline direction of base station be fit to make correction for direction.
This utility model base station 2 is by fastening bolt 3 and implantation body's 1 combination, fastening bolt 3 penetrates abutment screw hole 20, and screw with hypomere screw hole 14 negative and positive in the implantation body 1, be that the sun of bolt or the moon or the female thread of external screw thread and screw hole screw each other, thereby base station 2 is fixed together with implantation body 1, the cone 19 of base station 2 connector hypomere sections cooperates with the epimere conical bore 12 of implantation body 1 inside, can obtain sealing effectiveness, because but taper seat cooperates the gap of the radial and axial both direction of automatic absorption, the formation gapless cooperates, and the cone angle of the cone 19 of base station connector hypomere section 7 is between the 20-28 degree, such cone angle can obtain good sealing, also can obtain good maintainability, also be easily from implantation body's dismounting base station namely, this maintenance for implant denture is very important, some small-angle base station system, because the latching characteristics that the small-angle taper seat cooperates, base station is difficult to pull down during maintenance, brought a lot of difficulties to maintenance, native system has then overcome this deficiency.
The utlity model has the platform transformational structure, this structure refers to, base station 2 stretches out the diameter at implantation body's end face 8 places, it is the outside diameter of base station cone 19, diameter less than implantation body's end face 8, so, after implantation body 1 implants jawbone, the space that implantation body's end face 8 and base station are worn 16 encirclements of gum body center section part is occupied by soft tissue, base station is left or do not contact bone, thereby can reduce or eliminate bone resorption, Yin Jitai 2 will connect the corona parts, the unfavorable factor of outside can be brought bone and cause one of reason of planting rear bone recession or bone resorption, this bone resorption refers to that implantation body's 1 implantable bone is after the interior some time, osseous tissue around the implantation body 1 can be shunk back gradually, can expose implantation body 1 when serious, thereby finally cause implantation body 1 to come off.
Claims (9)
1. mouth cavity planting body assembly, it comprises implantation body (1) and base station (2), the fastening bolt (3) that it is characterized in that the described implantation body of coaxial connection (1) and said base station (2), said fastening bolt (3) one ends are connected in the base station (2), and it is outer and be spirally connected with implantation body (1) one end that the other end extends to base station (2); Cavity in the said implantation body from and the lower epimere conical bore (12) that comprises successively, the ten jiaos of cylindrical holes in stage casing (13) and hypomere screw hole (14), the outer wall of implantation body comprises cylindrical epimere section (4), conical center section part (5), conical hypomere section (6) and ball-shaped end (7), the bottom of described base station (2) is provided with regular pentagon cylinder (18) and the cone (19) that matches with the ten jiaos of cylindrical holes in described stage casing (13) and epimere conical bore (12) respectively, and the cross section of the ten jiaos of cylindrical holes in stage casing (13) is the isogonism regular decagon that is staggered and be formed by stacking by two regular pentagons (131,132).
2. a kind of mouth cavity planting body assembly according to claim 1, the coning angle that it is characterized in that described conical center section part (5) is the 2-8 degree.
3. a kind of mouth cavity planting body assembly according to claim 1 and 2, the coning angle that it is characterized in that described conical hypomere section (6) is the 30-45 degree.
4. a kind of mouth cavity planting body assembly according to claim 1, it is characterized in that described conical center section part (5) and conical hypomere section (6) are provided with even depth external screw thread (10), the thread form of described external screw thread (10) is asymmetric trapezoidal.
5. a kind of mouth cavity planting body assembly according to claim 4, the surface that it is characterized in that described cylindrical epimere section (4) is provided with little screw thread (9), the pitch of described little screw thread (9) is 0.18-0.35mm, its helical pitch equates with the pitch of described external screw thread (10), and (9) all standing of little screw thread or the cylindrical epimere of partial coverage section (4).
6. a kind of mouth cavity planting body assembly according to claim 5, it is characterized in that described conical center section part (5) and conical hypomere section (6) are provided with 1-4 bar self tapping cutting slot (11), described self tapping cutting slot (11) extends longitudinally to conical hypomere section (6) by the middle and lower part of conical center section part (5), and self tapping cutting slot (11) evenly distributes at the surface of conical center section part (5) and conical hypomere section (6) 360 degree.
7. a kind of mouth cavity planting body assembly according to claim 1, the shape of cross section that it is characterized in that the ten jiaos of cylindrical holes in described stage casing (13) is the isogonism regular decagon that is staggered and be formed by stacking around its central rotation 36 degree by the regular pentagon (131) in described two regular pentagons (131,132).
8. a kind of mouth cavity planting body assembly according to claim 1, it is characterized in that described base station (2) comprises cone epimere section (15), wears gum body center section part (16) and connector hypomere section (17), wherein connector hypomere section (17) comprises described regular pentagon cylinder (18) and cone (19), and the cone angle of cone (19) is the 20-28 degree.
9. a kind of mouth cavity planting body assembly according to claim 8 is characterized in that described gum body center section part (16) surface of wearing is arcuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220224945 CN202714936U (en) | 2012-05-18 | 2012-05-18 | Oral implant assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220224945 CN202714936U (en) | 2012-05-18 | 2012-05-18 | Oral implant assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202714936U true CN202714936U (en) | 2013-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220224945 Expired - Lifetime CN202714936U (en) | 2012-05-18 | 2012-05-18 | Oral implant assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN202714936U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103550005A (en) * | 2013-11-18 | 2014-02-05 | 大连三生科技发展有限公司 | One-part form artificial dental implant and implanting method thereof |
| CN104068941A (en) * | 2013-07-03 | 2014-10-01 | 广州中国科学院先进技术研究所 | Self-tapping dental implant |
| CN105434063A (en) * | 2014-09-19 | 2016-03-30 | 西德勒斯+莫他伍斯股份有限公司 | Instrument for handling a dental part |
| CN105796194A (en) * | 2014-12-29 | 2016-07-27 | 上海新世纪齿科材料有限公司 | Oral implant |
| CN106618767A (en) * | 2016-12-29 | 2017-05-10 | 北京爱康宜诚医疗器材有限公司 | Implant |
| CN107811716A (en) * | 2017-12-06 | 2018-03-20 | 魏洪武 | A kind of mouth cavity planting body |
| CN108143509A (en) * | 2017-12-25 | 2018-06-12 | 大连三生科技发展有限公司 | A kind of more thread segment planting bodies |
| CN108403235A (en) * | 2018-03-27 | 2018-08-17 | 北京莱顿生物材料有限公司 | A kind of mouth cavity planting body and mouth cavity planting body component |
| CN110090084A (en) * | 2019-05-31 | 2019-08-06 | 东莞市安特医疗器械有限公司 | Dentistry implant component |
| WO2019184474A1 (en) * | 2018-03-27 | 2019-10-03 | 北京莱顿生物材料有限公司 | Dental implant and dental implant assembly |
| CN115153916A (en) * | 2014-02-05 | 2022-10-11 | 施特劳曼控股股份公司 | Implant body base station |
-
2012
- 2012-05-18 CN CN 201220224945 patent/CN202714936U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104068941A (en) * | 2013-07-03 | 2014-10-01 | 广州中国科学院先进技术研究所 | Self-tapping dental implant |
| CN103550005A (en) * | 2013-11-18 | 2014-02-05 | 大连三生科技发展有限公司 | One-part form artificial dental implant and implanting method thereof |
| CN115153916A (en) * | 2014-02-05 | 2022-10-11 | 施特劳曼控股股份公司 | Implant body base station |
| CN105434063A (en) * | 2014-09-19 | 2016-03-30 | 西德勒斯+莫他伍斯股份有限公司 | Instrument for handling a dental part |
| CN105796194A (en) * | 2014-12-29 | 2016-07-27 | 上海新世纪齿科材料有限公司 | Oral implant |
| CN106618767A (en) * | 2016-12-29 | 2017-05-10 | 北京爱康宜诚医疗器材有限公司 | Implant |
| CN107811716A (en) * | 2017-12-06 | 2018-03-20 | 魏洪武 | A kind of mouth cavity planting body |
| CN108143509A (en) * | 2017-12-25 | 2018-06-12 | 大连三生科技发展有限公司 | A kind of more thread segment planting bodies |
| CN108403235A (en) * | 2018-03-27 | 2018-08-17 | 北京莱顿生物材料有限公司 | A kind of mouth cavity planting body and mouth cavity planting body component |
| WO2019184474A1 (en) * | 2018-03-27 | 2019-10-03 | 北京莱顿生物材料有限公司 | Dental implant and dental implant assembly |
| CN110090084A (en) * | 2019-05-31 | 2019-08-06 | 东莞市安特医疗器械有限公司 | Dentistry implant component |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130206 |
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| CX01 | Expiry of patent term |