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CN202801833U - Dental implant device - Google Patents

Dental implant device Download PDF

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Publication number
CN202801833U
CN202801833U CN 201220340966 CN201220340966U CN202801833U CN 202801833 U CN202801833 U CN 202801833U CN 201220340966 CN201220340966 CN 201220340966 CN 201220340966 U CN201220340966 U CN 201220340966U CN 202801833 U CN202801833 U CN 202801833U
Authority
CN
China
Prior art keywords
base station
implantation body
implant
implant device
tooth implant
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220340966
Other languages
Chinese (zh)
Inventor
叶雷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Runze Pharmaceutical Co Ltd
Original Assignee
Chongqing Runze Pharmaceutical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Runze Pharmaceutical Co Ltd filed Critical Chongqing Runze Pharmaceutical Co Ltd
Priority to CN 201220340966 priority Critical patent/CN202801833U/en
Application granted granted Critical
Publication of CN202801833U publication Critical patent/CN202801833U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to the technical field of plantation and repairation after tooth impairment, and in particular relates to a dental implant device. The dental implant device comprises an implant, a base stand and a fastening bolt which is connected with the implant and the base stand, wherein the implant consists of a head part, a neck part, a body part and a tail part. The dental implant device is characterized in that the implant consists of compact metal and porous tantalum, wherein porous tantalum materials are combined with the compact metal in an annular mode; the outer surface of the neck part of the implant is provided with a micro thread; the outer surface of the body part of the implant is provided with an outer thread; the implant is internally provided with a cavity; and the lower end of the base stand is provided with a tubular base stand connecting handle connected with the base stand. The dental implant device provided by the utility model has the advantages of good implant biocompatibility, high implant head part intensity, good implant phatnoma bone combination effect, good stability, high implant connecting precision and the like.

Description

A kind of tooth implant device
Technical field
This utility model relates to the plantation recovery technique field behind the tooth defect, specifically a kind of tooth implant device.
Background technology
The large progress that tooth plantation recovery technique is known as and is attracted people's attention most on 20th century dentistry history, it also is a specialty with fastest developing speed in the stomatology in recent years, implantation body is as the critical component in the planting technology, should guarantee when requiring its implantation that implantation body has enough intensity, be used for offsetting the power that produces when the people chews, guarantee again in implantation and use procedure, can well absorb the tissues such as flesh and blood and broken end, prevent the intrusion of antibacterial and microorganism, avoid inflammation, loosening, the phenomenon such as base station comes off occurring in bone regeneration around implant, affect implantation body's repairing effect.In short, implantation body should satisfy the requirement of strength character, satisfies again the requirement of biocompatibility.At present, implantation body on the market is main mainly with compact metal in material is selected, because its good mechanical performance, its shortcoming is that biocompatibility is bad, along with passage of time, because the intrusion of antibacterial and microorganism can cause alveolar bone to begin to occur absorbing; The phenomenon such as begin to become flexible cooperating between base station and the implantation body.
The utility model content
The purpose of this utility model is exactly in order to overcome above-mentioned the deficiencies in the prior art, provides a kind of when both having satisfied requirement of strength, satisfies again the tooth implant device of biocompatibility requirement.
The technical measures that this utility model is taked are:
A kind of tooth implant device, the fastening bolt that comprises implantation body, base station and connection implantation body and base station, described implantation body is comprised of head, cervical region, body and afterbody, it is characterized in that: described implantation body by compact metal and porous tantalum form, the porous tantalum material is combined with compact metal with annular form, the exterior of described implantation body is provided with little screw thread, the body outer surface is provided with external screw thread, is provided with cavity in the described implantation body; Described base station lower end is provided with the base station tubulose connection handle that is connected with implantation body.
Further, correspondingly on its implantation body and the inner cylinder face that base station is connected be provided with equally distributed 2-4 inner cylinder face parallel teeth.
Further, its implantation body cavity bottom is through hole, and through hole is provided with at least 1 pod apertures near porous tantalum ring circumference place.
Further, via bottoms is provided with 1 guiding gutter.
Further, implantation body is cylindrical, the thread form of described little screw thread is an angle of 90 degrees shape, pitch 0.24mm, described body are provided with asymmetric trapezoidal external screw thread and extend to from shallow to deep afterbody, and externally threaded thread form something or somebody to fall back on section one side is 8 to 10 degree oblique lines, and by afterbody one side be that radius is the circular arc of 0.3mm, bottom land has the wide straightway of 0.15mm, and pitch is 0.24 integral multiple, and afterbody is flat both sides fillet shapes.
Further, base station tubulose connection handle is provided with and equally distributed 2-4 the base station parallel slot that cooperates with inner cylinder face parallel teeth in the implantation body, and the base station parallel slot inwardly connects, and is extended and is run through distal end faces by the middle part terminad of base station tubulose connection handle.
Further, be provided with screw terminal 60 degree taper seats below the screw head of fastening bolt, be provided with hexagonal Flos Mume twisting groove in the screw head.
The beneficial effects of the utility model are: 1, implantation body adds the porous tantalum ring, greatly improves the biocompatibility of implantation body.2, implantation body's inner chamber is opened the hole, and via bottoms is convinced chute by patient analysis and communicated with the bottom, and through hole is offered at least 1 pod apertures near porous tantalum ring circumference place, can improve greatly the flowability at the broken end of flesh and blood, makes itself and porous tantalum better compatible.3, cervical region is provided with the little screw thread of an angle of 90 degrees shape, can increase the contact area with bone, makes the synosteosis better effects if, and body is provided with asymmetric trapezoidal external screw thread and extends to from shallow to deep afterbody, can more large-area the contact be arranged with bone, and can effectively disperse stressed.4, the anti-structure of revolving of inner cylinder face parallel teeth and base station parallel slot fit system can be transmitted more high pulling torque, cooperation precision.5,60 degree taper seats are connected combination between screw head and base station counter sink, can be effectively locking, and iso standard hexagonal Flos Mume twisting groove can transmit that more high pulling torque is not yielding.
Description of drawings
Accompanying drawing is structural representation of the present utility model, also is the structural representation of a kind of embodiment.
Fig. 1 is that this utility model has the three-dimensional annexation sketch map that dissects.
Fig. 2 is the 3-D effect sketch map after this utility model has the connection of dissecing.
Fig. 3 is implantation body of the present utility model topology view sketch map.
Fig. 4 is the projection of the A-A section of Fig. 3.
Fig. 5 is the enlarged drawing at the D place of Fig. 3.
Fig. 6 is the enlarged drawing at the C place of Fig. 3.
Fig. 7 is abutment structure view sketch map of the present utility model.
Fig. 8 is the B-B cutaway view of Fig. 6.
Fig. 9 is fastening bolt structure view sketch map of the present utility model.
Figure 10 is the top view of Fig. 9.
Labelling among the figure: implantation body 1, base station 2, fastening bolt 3, head 11, cervical region 12, body 13, afterbody 14, guiding gutter 15, external screw thread 16, through hole 17, pod apertures 18, porous tantalum ring 19, little screw thread 20, internal thread hole 21, inner cylinder face parallel teeth 22, base station main cone body 23, base station middle part 24, base station tubulose connection handle 25, base station parallel slot 26, counter sink 60 degree taper seats 27, counter sink 28, screw head 31, lead screw section 32, screw terminal 60 degree taper seats 33, hexagonal Flos Mume twisting groove 34.
The specific embodiment
Described in detail below in conjunction with accompanying drawing.
As shown in the figure, a kind of tooth implant device, comprise implantation body 1, base station 2 and fastening bolt 3, implant neck 12 is provided with little screw thread 20, body 13 is provided with external screw thread 16 and porous tantalum ring 19, porous tantalum ring 19 outsides directly contact with alveolar bone, can well absorb the microorganism and the antibacterial that produce in implant and the use procedure, greatly improve its biocompatibility.
Implantation body 1 inside is provided with cavity, cavity bottom is opened hole 17, these through hole 17 bottoms are convinced chute 15 by patient analysis, this through hole 17 is opened at least 1 pod apertures 18 near porous tantalum ring 19 circumference places, by guiding gutter 15, through hole 17, being interconnected of pod apertures 18, antibacterial and microorganism that implantation body 1 bottom is produced flow to porous tantalum ring 19 places, further improve its biocompatibility.
Implantation body 1 is cylindrical, consisted of by head 11, cervical region 12, body 13 and afterbody 14, cervical region 12 is provided with little screw thread 20, the thread form of little screw thread 20 is an angle of 90 degrees shape, pitch 0.24mm, body 13 is provided with asymmetric trapezoidal external screw thread 16 and extends to from shallow to deep afterbody, thread form something or somebody to fall back on section 11 1 sides of external screw thread 16 are 8 to 10 degree oblique lines, and by afterbody 14 1 sides be that radius is the circular arc of 0.3mm, bottom land has the wide straightway of 0.15mm, pitch is 0.24 integral multiple, and this external screw thread 16 can have more large-area the contact with bone, and can effectively disperse stressed.
Base station 2 is comprised of base station main cone body 23 and base station middle part 24, base station 2 middle parts 24 are provided with the base station tubulose connection handle 25 that is connected with implantation body 1, base station is connected with implantation body 1 through fastening bolt 3, the inner cylinder face that implantation body 1 is connected with base station 2 is provided with equally distributed 2-4 inner cylinder face parallel teeth 22, the end face of these teeth is arc surface and all belongs to same less inner cylinder face, fastening bolt 3 will pass this little inner cylinder face, and screw with internal thread hole 21 and to be connected.The base station tubulose connection handle 25 that cooperates with the implantation body inner cylinder face is provided with equally distributed 2-4 base station parallel slot 26, inwardly connect, extend and run through distal end faces by the middle part terminad of handle, these base station parallel slots 26 will with implantation body in inner cylinder face parallel teeth 22 in mating connection, to realize the function of anti-rotation and transmitting torque.
Fastening bolt is comprised of screw head 31 and lead screw section 32, be provided with screw terminal 60 degree taper seats 33 below its screw head 31, be connected with base station inner bolt counter sink 28 interior corresponding counter sink 60 degree taper seats 27, but enlarge active surface, anti-loosing effect is arranged, also be provided with iso standard hexagonal Flos Mume twisting groove 34 in the bolt head, can transmit larger moment of torsion and not yielding.

Claims (7)

1. tooth implant device, the fastening bolt (3) that comprises implantation body (1), base station (2) and connection implantation body and base station, described implantation body is comprised of head (11), cervical region (12), body (13) and afterbody (14), it is characterized in that: described implantation body (1) by compact metal and porous tantalum form, the porous tantalum material is combined with compact metal with annular form, cervical region (12) outer surface of described implantation body (1) is provided with little screw thread (20), body (13) outer surface is provided with external screw thread (16), and described implantation body is provided with cavity in (1); Described base station (2) lower end is provided with the base station tubulose connection handle (25) that is connected with implantation body (1).
2. tooth implant device according to claim 1 is characterized in that: corresponding equally distributed 2-4 the inner cylinder face parallel teeth (22) that be provided with on described implantation body (1) and the inner cylinder face that base station (2) is connected.
3. tooth implant device according to claim 1, it is characterized in that: described implantation body (1) cavity bottom is through hole (17), through hole (17) is provided with at least 1 pod apertures (18) near porous tantalum ring (19) circumference place.
4. tooth implant device according to claim 3 is characterized in that: be provided with 1 guiding gutter (15) bottom the described through hole (17).
5. tooth implant device according to claim 1, it is characterized in that: described implantation body (1) is cylindrical, the thread form of described little screw thread (20) is an angle of 90 degrees shape, pitch 0.24mm, body (13) is provided with asymmetric trapezoidal external screw thread (16) and extends to from shallow to deep afterbody, thread form something or somebody to fall back on section (11) one sides of external screw thread (16) are 8 to 10 degree oblique lines, and by afterbody (14) one sides be that radius is the circular arc of 0.3mm, bottom land has the wide straightway of 0.15mm, pitch is 0.24 integral multiple, and afterbody is flat both sides fillet shapes.
6. tooth implant device according to claim 1, it is characterized in that: the base station tubulose connection handle (25) of described base station (2) be provided with implantation body (1) in equally distributed 2-4 the base station parallel slot (26) that cooperate of inner cylinder face parallel teeth (22), base station parallel slot (26) inwardly connects, and is extended and is run through distal end faces by the middle part terminad of base station tubulose connection handle (25).
7. tooth implant device according to claim 1 is characterized in that: be provided with screw terminal 60 degree taper seats (33) below the screw head (31) of described fastening bolt (3), be provided with hexagonal Flos Mume twisting groove (34) in the screw head (31).
CN 201220340966 2012-07-13 2012-07-13 Dental implant device Expired - Fee Related CN202801833U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220340966 CN202801833U (en) 2012-07-13 2012-07-13 Dental implant device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220340966 CN202801833U (en) 2012-07-13 2012-07-13 Dental implant device

Publications (1)

Publication Number Publication Date
CN202801833U true CN202801833U (en) 2013-03-20

Family

ID=47860781

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220340966 Expired - Fee Related CN202801833U (en) 2012-07-13 2012-07-13 Dental implant device

Country Status (1)

Country Link
CN (1) CN202801833U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103271774A (en) * 2013-06-07 2013-09-04 大连三生科技发展有限公司 Micro screw implant
CN105012030A (en) * 2014-04-28 2015-11-04 重庆润泽医药有限公司 Dental implant
CN105012029A (en) * 2014-04-28 2015-11-04 重庆润泽医药有限公司 Dental implant structure
CN105078591A (en) * 2014-05-23 2015-11-25 重庆润泽医药有限公司 Tube implant tooth
CN105105861A (en) * 2015-09-29 2015-12-02 四川大学 Gum-penetrating system of bioengineered teeth
CN112638313A (en) * 2018-08-27 2021-04-09 Tri牙种植体国际股份公司 Dental prosthesis

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103271774A (en) * 2013-06-07 2013-09-04 大连三生科技发展有限公司 Micro screw implant
CN105012030A (en) * 2014-04-28 2015-11-04 重庆润泽医药有限公司 Dental implant
CN105012029A (en) * 2014-04-28 2015-11-04 重庆润泽医药有限公司 Dental implant structure
CN105078591A (en) * 2014-05-23 2015-11-25 重庆润泽医药有限公司 Tube implant tooth
CN105105861A (en) * 2015-09-29 2015-12-02 四川大学 Gum-penetrating system of bioengineered teeth
CN105105861B (en) * 2015-09-29 2017-09-26 四川大学 A kind of bioengineered tooth wears gum system
CN112638313A (en) * 2018-08-27 2021-04-09 Tri牙种植体国际股份公司 Dental prosthesis
CN112638313B (en) * 2018-08-27 2022-06-28 Tri牙种植体国际股份公司 Dental prosthesis

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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: 20130320

Termination date: 20180713

CF01 Termination of patent right due to non-payment of annual fee