CN209091677U

CN209091677U - Tooth-implanting

Info

Publication number: CN209091677U
Application number: CN201821600610.5U
Authority: CN
Inventors: 吴恩存
Original assignee: Ocean Bauhinia Dental Equipment (beijing) Co Ltd
Current assignee: Ocean Bauhinia Dental Equipment (beijing) Co Ltd
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2019-07-12
Anticipated expiration: 2028-09-29

Abstract

The utility model relates to a kind of tooth-implantings, including planting body, base station, screw and corona, threaded hole is offered in the middle part of planting body vertically, holding tank is offered in the middle part of base station vertically, it accommodates trench bottom and offers through-hole, screw is placed in holding tank and lower end is fed through through-hole and is threadedly connected to threaded hole, middle part offers inserting groove below the corona, inserting groove is sheathed on above base station, and inserting groove is used with base station and is adhesively fixed, the middle part of the correspondence inserting groove of the corona is installed with positioning pin vertically, the location hole that can destroy screw external screw thread Yu threaded hole internal screw thread is offered between screw and threaded hole vertically, the head of the screw also offers the vertical core that can be connected to location hole vertically, the positioning pin can be fed through vertical core and be inserted in positioning hole.The utility model has planting body and matrix fixation, the effect for preventing screw from loosening.

Description

Tooth-implanting

Technical field

The utility model relates to the technical fields of dentistry, more particularly, to a kind of tooth-implanting.

Background technique

Plantation tooth refer to it is a kind of based on the substructure being implanted into bone tissue support, maintenance top dental restortion The agomphosis repair mode of body.Dental case two parts of support planting body and top including lower part, mainly for tooth defect With the treatment work after missing.Plantation tooth is also canine implant, is not really to plant nature tooth, but pass through medicine Mode, will with the human body bone high pure titanium metal of compatibility by accurate design, manufacture at the cylindrical body of similar root of the tooth or its His shape, in the alveolar bone for being implanted into edentulous region in a manner of surgery minor operation, after 1~3 month, when artificial tooth root and alveolus After bone is closely sealed, then porcelain corona is made on artificial tooth root.Tooth-implanting can obtain and natural teeth function, structure and beautiful effect The quite similar repairing effect of fruit has become the preferred repair mode of more and more agomphosis patients.Because not disruptive, plantation Tooth has been known as the preferred repair mode of agomphosis by medical circle of oral cavity.

Existing to can refer to the Chinese utility model patent that Authorization Notice No. is CN203829076U, it discloses a kind of group Box-like tooth-implanting.The combined type tooth-implanting is made of planting body, base station and screw；The screw is by the base station and described kind Implant is connected and fixed；The planting body top has trapezoidal thread or rectangular thread, and lower part has triangle thread.This The tooth-implanting of kind structure, improves mechanical strength, improves stress performance, improve self tapping, keep implantation process more quick Convenient, maintenance is more stable after implantation, substantially increases the success rate of plantation, effectively improves postoperative effect.

Planting body is realized by screw in base station and is fixed in prior art among the above, but in actual use It still has the following deficiencies: the fixation due to realize using only screw planting body and base station, thus is using a period of time Afterwards, screw can be generated and be loosened, and so as to cause the situation of planting body and matrix activity, and then it is fixed to cause tooth-implanting to be not fixed firmly Situation generates.

Utility model content

The purpose of the utility model is to provide a kind of planting body and matrix fixation, the tooth-implanting for preventing screw from loosening.

The above-mentioned purpose of utility model of the utility model has the technical scheme that

A kind of tooth-implanting, including planting body, base station, screw and corona, planting body middle part offer threaded hole, base vertically Holding tank is offered in the middle part of platform vertically, trench bottom is accommodated and offers through-hole, screw is placed in holding tank and lower end is fed through through-hole And it is threadedly connected to threaded hole, middle part offers inserting groove below the corona, and inserting groove is sheathed on above base station, and inserting groove With base station using being adhesively fixed, the middle part of the correspondence inserting groove of the corona is installed with positioning pin vertically, screw and threaded hole it Between offer the location hole that can destroy screw external screw thread Yu threaded hole internal screw thread vertically, the head of the screw also opens up vertically There is the vertical core that can be connected to location hole, the positioning pin can be fed through vertical core and be inserted in positioning hole.

Corona is passed through into grafting after planting body and base station are completed connection by screw by using above-mentioned technical proposal When slot is sheathed on base station, the positioning pin in the middle part of corona inserting groove is fed through the vertical core of screw and is inserted in positioning hole, thus The screw thread that threaded hole and screw can be destroyed prevents screw from rotating relative to planting body, and then realizes the jail of planting body and base station Gu it is fixed, finally corona and base station are passed through and are adhesively fixed, the fixation of positioning pin can be prevented, and can be realized corona relative to The fixation of base station.

The utility model is further arranged to: the circumferential surface of the screw offers vertically can cut off the externally threaded of screw First half slot, the inboard, upright of the threaded hole offer the second half slot of the internal screw thread that can cut off threaded hole, screw After being tightened against in threaded hole, the first half slot and the second half slot complement each other to form location hole.

Screw may be implemented and exist by being set to the first half slot and the second half slot by using above-mentioned technical proposal Rotation in threaded hole, and the location hole fixed for realizing screw and threaded hole can be complemented each other to form.

The utility model is further arranged to: the outer surface of the base station vertically offers locating slot, the corona The position that inserting groove corresponds to locating slot is fixedly connected with the positioning convex strip being inserted in locating slot.

By using above-mentioned technical proposal, by positioning convex strip and the locating slot mutual cooperation of setting can be realized base station with The positioning of corona, thus prevent corona relative to base station rotate, on the other hand, can also in order to the positioning of the positioning pin of corona, Convenient for the installation of corona.

The utility model is further arranged to: the planting body upper end is provided with accommodation groove, and the lower end of the base station is inserted in In accommodation groove.

By using above-mentioned technical proposal, base station is inserted in and can be realized closely matching for base station and plantation portion after accommodation groove It closes.

The utility model is further arranged to: the accommodation groove inner sidewall is fixedly connected with more fins, the base vertically The position that platform lower end corresponds to each fin offers the groove plugged convenient for fin vertically.

By using above-mentioned technical proposal, plantation base station and kind can be realized by fin and the groove mutual cooperation of setting The fixation of implant prevents base station and planting body from relatively rotating, and guarantees being fixedly secured for base station and planting body.

The utility model is further arranged to: the position that the planting body corresponds to accommodation groove upper end offers the first guide ring Face, the lower end of the base station offer the second guiding anchor ring that can be bonded with guide groove.

By using above-mentioned technical proposal, accommodating can be inserted in convenient for the lower end of base station by the first guiding of setting anchor ring In slot, convenient for the positioning of base station, anchor ring is oriented to by the second of setting and the first guiding anchor ring cooperates, can guarantee base station The leakproofness of lower end and plantation portion upper end.

The utility model is further arranged to: the position that the base station corresponds to corona lower end, which is fixedly connected with, to be connected to The sloping platform face of corona lower end.

By using above-mentioned technical proposal, it is connected to the lower end of corona by the sloping platform face of setting, on the one hand can be realized On the other hand the undertaking of corona also can be realized the positioning of corona lower end.

The utility model is further arranged to: the planting body top is cylindrical to offer rectangular thread, and planting body Lower part it is tapered and offer triangle thread.

By using above-mentioned technical proposal, the mechanical strength of tooth-implanting is improved, the stress performance of tooth-implanting is improved, mentions Its self tapping has been risen, has kept implantation process more efficient and convenient, maintenance is more stable after being implanted into tooth-implanting.

In conclusion the advantageous effects of the utility model are as follows:

After 1. planting body and base station are completed connection by screw, when corona is sheathed on base station by inserting groove, by tooth Positioning pin in the middle part of hat inserting groove is fed through the vertical core of screw and is inserted in positioning hole, so as to destroy threaded hole and screw Screw thread, prevent screw from rotating relative to planting body, and then realize being fixedly secured for planting body and base station, finally by corona and base Platform can prevent the fixation of positioning pin, and can be realized fixation of the corona relative to base station by being adhesively fixed；

2. being cooperated by the positioning convex strip and locating slot of setting can be realized the positioning of base station and corona, to prevent Corona is rotated relative to base station, on the other hand, can also be in order to the positioning of the positioning pin of corona, convenient for the installation of corona；

3. cooperating by the fin and groove of setting can be realized the fixation of plantation base station and planting body, base station is prevented It is relatively rotated with planting body, guarantees being fixedly secured for base station and planting body.

Detailed description of the invention

Fig. 1 is the overall structure perspective view of the explosion of the utility model embodiment one.

Fig. 2 is the integrally-built diagrammatic cross-section of the utility model embodiment one.

Fig. 3 is the schematic diagram of the crown anatomy of the utility model embodiment one.

Fig. 4 is the schematic diagram of the vertical core structure of the utility model embodiment one.

Fig. 5 is the schematic diagram of the fin structure of the utility model embodiment two

In figure, 1, planting body；11, cylindrical portion；111, rectangular thread；12, taper portion；121, triangle thread；13, it accommodates Slot；131, the first guiding anchor ring；132, fin；14, threaded hole；141, the second half slot；2, base station；21, plug division；211, Two guiding anchor rings；22, holding tank；221, through-hole；23, sloping platform face；24, locating slot；25, groove；3, screw；31, the first semicircle Slot；32, vertical core；4, corona；41, accommodation groove；411, positioning convex strip；42, positioning pin；5, location hole.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment one: being a kind of tooth-implanting disclosed by the utility model, including planting body 1, base station 2, screw 3 referring to Fig.1 And corona 4.

Planting body 1 is in the shape of a rod, including cylindrical portion 11 and is set to the taper portion 12 of the lower section of cylindrical portion 11, cylindrical portion 11 Surface offers rectangular thread 111, and the surface of taper portion 12 offers triangle thread 121.The axial location of planting body 1 is from opening Equipped with accommodation groove 13, the lower end of base station 2 is provided with plug division 21, and plug division 21 can be inserted in accommodation groove 13, accommodation groove 13 Upper end offer the first guiding anchor ring 131, the position of corresponding 21 upper end of plug division of base station 2 offers the second guiding anchor ring 211, First guiding anchor ring 131 can be connected to the second guiding anchor ring 211.

Referring to Fig. 2, the position of corresponding 13 lower section of accommodation groove of planting body 1 offers threaded hole 14, threaded hole 14 and appearance vertically 13 coaxial line of slot is set, the upper surface of base station 2 offers holding tank 22, holding tank 22 and 13 coaxial line of accommodation groove, holding tank vertically 22 bottom surface also offers through-hole 221 vertically, and screw 3 is inserted in holding tank 22 and the lower end of screw 3 is fed through through-hole 221 And it is threadedly connected in threaded hole 14.

Referring to Fig. 2 and Fig. 3, the lower section of corona 4 offers inserting groove 41, can be sheathed on corona 4 by inserting groove 41 On base station 2, the position of corresponding 4 lower end of corona of base station 2 is fixedly connected with sloping platform face 23, and the lower end of corona 4 can be connected to sloping platform face 23.The upper end lateral wall of base station 2 also vertically offers locating slot 24, and 41 inner sidewall of inserting groove of corona 4 corresponds to locating slot 24 Position be fixedly connected with the positioning convex strip 411 that can be inserted in locating slot 24.It is real by positioning convex strip 411 and locating slot 24 The positioning of existing corona 4 and base station 2, is also realized using binder between corona 4 and base station 2 and is fixed.In use, first by planting body 1 Middle plantation in patient oral cavity, to planting body 1 with patient is intraoral is fixedly secured, then the plug division 21 of base station 2 is inserted in The accommodation groove 13 of plantation portion upper end, and abut the second guiding surface of base station 2 mutually with the first guiding surface of planting body 1, Subsequently screw 3 is inserted in the holding tank 22 of base station 2, and the lower end of screw 3 is fed through through-hole 221 and is threadedly connected to Corona 4, is finally sheathed on base station 2 by inserting groove 41 and makes tooth by the fixation that base station 2 and planting body 1 are realized in threaded hole 14 The positioning convex strip 411 of hat 4 is inserted in the locating slot 24 of base station 2, and the lower end of corona 4 is made to be connected to sloping platform face 23, and adhesive tooth Hat 4 and base station 2.

Referring to Fig. 2 and Fig. 4, the circumferential surface of screw 3 offers along the vertical direction can cut off externally threaded the first the half of screw 3 Circular groove 31, the inside of threaded hole 14 offer the second half slot 141 of the internal screw thread that can cut off threaded hole 14 along the vertical direction, After screw 3 is tightened against in threaded hole 14, the first half slot 31 and the mutual cooperation of the second half slot 141 are capable of forming location hole 5. The head of screw 3 also offers vertical core 32 vertically, and vertical core 32 can be connected to location hole 5, and vertical core 32 and location hole 5 are coaxial Line, 13 upper bottom surface of accommodation groove of corona 4 are also installed with positioning pin 42 vertically, and positioning pin 42 can be fed through vertical core 32 and be inserted in To destroy being threadedly engaged for screw 3 and threaded hole 14 in location hole 5, prevent screw 3 relative to the rotation of threaded hole 14, Jin Ershi Existing planting body 1 is fixedly secured with base station 2.

The implementation principle of the present embodiment are as follows: in use, first will in planting body 1 plantation in patient oral cavity, to planting body 1 with Patient is intraoral to be fixedly secured, then the plug division 21 of base station 2 is inserted in the accommodation groove 13 of plantation portion upper end, and make base station 2 Second guiding anchor ring 211 mutually abutted with the first guiding surface of planting body 1, screw 3 is subsequently inserted in the appearance of base station 2 It receives in slot 22, and the lower end of screw 3 is fed through through-hole 221 and is threadedly connected in threaded hole 14 and realizes base station 2 and planting body 1 Fixation, finally corona 4 is sheathed on base station 2 by inserting groove 41 and the positioning convex strip 411 of corona 4 is made to be inserted in base station 2 Locating slot 24 in, so that the lower end of corona 4 is connected to sloping platform face 23, at this point, the positioning pin 42 at the middle part of 4 inserting groove of corona 41 can It is fed through the vertical core 32 of screw 3 and is inserted in location hole 5, so as to destroy the screw thread of threaded hole 14 Yu screw 3, prevent spiral shell Silk 3 is rotated relative to planting body 1, and then realizes being fixedly secured for planting body 1 and base station 2, and finally bonding corona 4 is with base station 2 It can.

Embodiment two: a kind of tooth-implanting, in conjunction with Fig. 5, the difference with example one is: 13 inner sidewall of accommodation groove is along vertical side To more fins 132 are installed with, the position that 2 lower end of base station corresponds to each fin 132 offers multiple grooves 25 along the vertical direction, more Root fin 132 can be inserted in multiple grooves 25.

Compared with implementation one, advantage is: can be realized planting matrix by fin 132 and groove 25 mutual cooperation of setting The fixation of platform 2 and planting body 1 prevents base station 2 and planting body 1 from relatively rotating, and guarantee base station 2 is fixedly secured with planting body 1.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims

1. a kind of tooth-implanting, it is characterised in that: including planting body (1), base station (2), screw (3) and corona (4), planting body (1) middle part offers threaded hole (14) vertically, offers holding tank (22) vertically in the middle part of base station (2), holding tank (22) bottom is opened Equipped with through-hole (221), screw (3) is placed in holding tank (22) and lower end is fed through through-hole (221) and is threadedly connected to threaded hole (14), middle part offers inserting groove (41) below the corona (4), and inserting groove (41) is sheathed on above base station (2), and inserting groove (41) with base station (2) using being adhesively fixed, the middle part of the correspondence inserting groove (41) of the corona (4) is installed with positioning pin vertically (42), screw (3) external screw thread and threaded hole (14) internal screw thread can be destroyed by offering vertically between screw (3) and threaded hole (14) Location hole (5), the head of the screw (3) also offers the vertical core (32) that can be connected to location hole (5) vertically, described fixed Position pin (42) can be fed through vertical core (32) and be inserted in location hole (5).

2. tooth-implanting according to claim 1, it is characterised in that: the circumferential surface of the screw (3) offers can cut vertically Externally threaded first half slot (31) of disconnected screw (3), the inboard, upright of the threaded hole (14), which offers, can cut off screw thread The second half slot (141) of the internal screw thread in hole (14), after screw (3) is tightened against in threaded hole (14), the first half slot (31) with Second half slot (141) complements each other to form location hole (5).

3. tooth-implanting according to claim 1, it is characterised in that: the outer surface of the base station (2) vertically offers fixed Position slot (24), the position of the inserting groove (41) corresponding locating slot (24) of the corona (4), which is fixedly connected with, is inserted in locating slot (24) positioning convex strip (411) in.

4. tooth-implanting according to claim 1, it is characterised in that: planting body (1) upper end is provided with accommodation groove (13), institute The lower end for stating base station (2) is inserted in accommodation groove (13).

5. tooth-implanting according to claim 4, it is characterised in that: accommodation groove (13) inner sidewall is fixedly connected with vertically More fins (132), the position that base station (2) lower end corresponds to each fin (132) offers vertically to be plugged convenient for fin (132) Groove (25).

6. tooth-implanting according to claim 4, it is characterised in that: corresponding accommodation groove (13) upper end of the planting body (1) Position offers the first guiding anchor ring (131), and the lower end of the base station (2) offers can be with the first guiding anchor ring (131) patch The second guiding anchor ring (211) closed.

7. tooth-implanting according to claim 1, it is characterised in that: the position of corresponding corona (4) lower end of the base station (2) is solid Surely it is connected with the sloping platform face (23) that can be connected to corona (4) lower end.

8. tooth-implanting according to claim 1, it is characterised in that: planting body (1) top is cylindrical to offer square Shape screw thread (111), and the lower part of planting body (1) is tapered and offer triangle thread (121).