CN103349572A

CN103349572A - Tooth implant body with high combination stability

Info

Publication number: CN103349572A
Application number: CN2013102997123A
Authority: CN
Inventors: 苏国材; 苏昱荣
Original assignee: Qingda Technology Co Ltd
Current assignee: Qingda Technology Co Ltd; Taiwan Shan Yin International Co Ltd
Priority date: 2013-07-17
Filing date: 2013-07-17
Publication date: 2013-10-16

Abstract

The invention discloses a tooth implant body with high combination stability, which includes a rod body, and a screw thread part spirally arranged on the rod in a surrounding manner, wherein the rod body includes a first section and a second section; the first section extends from a first end of the rod body to a second end of the rod body; the second section is connected with the first section and extends towards the second end; the rod diameter of the connection part of the first section and the second section is smaller than the rod diameter of the second section. Due to adoption of the structure namely the design that the rod diameter of the second section is larger than the rod diameter of the connection part of the first section and the second section, the locking and attaching sense of a dentist can be enhanced when the tooth implant body is implanted into a tooth socket bone and the stability of the initial stage of tooth implantation can be efficiently increased; in addition, when the tooth socket bone grows and coats the tooth implant body, the second section can be tightly clamped and pulled by the tooth socket bone, so the situation that the tooth implant body gets loose due to reverse torque produced during chewing can be efficiently avoided, the tooth implant body is enabled to be clamped and pulled by the tooth socket bone stably and the combination reliability is efficiently improved.

Description

What have high combination stability plants the tooth body

Technical field

The present invention relates to a Dental Implant body, refer in particular to a kind of alveolar bone of implant into body after, what it had a high combination stability plants the tooth body.

Background technology

Consult Fig. 1, existing plant tooth body 1 and include a body of rod 11, and a helical ring is located at the threaded portion 12 on this body of rod 11; Wherein, these body of rod 11 two ends are formed with respectively first end 111, and second end 112 in contrast to this first end 111, and aforementioned this first end 111 offers an engagement groove 1111, so that this engagement groove 1111 can be established for platform tooth (not shown) group is fixing, this second end 112 then presents circular-arc; In addition, the bar of this body of rod 11 footpath is gradually-reducing shape to this second end 112 gradually by this first end 111; Plant tooth body 1 when this and plant agomphiasis when doing, it is planted tooth body 1 with this and inserts in the brill tooth hole that is pre-formed on alveolar bone, push near gingiva and the alveolar bone nerve aside to see through this second end 112, and see through this threaded portion 12 and screw in the alveolar bone, be fixed on this alveolar bone so as to making this plant tooth body 1.

Yet, to find after actual the use, it has following disappearance and produces:

1. because this body of rod is conical design wide at the top and narrow at the bottom, add the brill tooth hole that is drilled with is in advance arranged on this alveolar bone, therefore this is planted the tooth body when piercing in this brill tooth hole when this dentist, before being positioned at this body of rod, threaded portion 12 and this brill tooth hole perisporium loose contact in stage casing, relatively cause dentist lock sense not good outside, cause also simultaneously that to plant tooth initial stage degree of stability poor, real must the improvement.

2. because Tooth suffered external force direction in oral cavity is chewed the change of direction often with user, it comprises the moment of torsion of external force and the direction of rotation of linear direction; That is to say, when the moment of torsion that produces in the process of chewing can continuingly act on the tooth, plant tooth body 1 and produce simultaneously in contrast to the reverse rotation that screws in and easily drive this, add that this body of rod 11 is gradually-reducing shape wide at the top and narrow at the bottom, produce in the process that oppositely screws out therefore plant the tooth body at this, this alveolar bone can't give this and plant the suitable resistance of tooth body, after getting off for a long time, this is planted tooth body 1 and may oppositely screw out in this alveolar bone and get loose, even causes this to plant the thing that tooth body 1 comes off, real must the improvement.

In view of this, the inventor does not attain perfect many disappearances and the inconvenience that causes for above-mentioned planting in the tooth body structure design, and deeply design, and the active research improvement has a fling at and development and Design goes out this case.

Summary of the invention

The object of the present invention is to provide a kind of have a high combination stability plant the tooth body, it can increase the sense that locks that dentist locks, and effectively increase and plant outside the tooth initial stage degree of stability, and this is planted the tooth physical ability and stablizes clip on this alveolar bone, the reliability of Effective Raise combination.

In order to reach above-mentioned purpose, solution of the present invention is:

A kind of have a high combination stability plant the tooth body, it includes a body of rod, and a helical ring is located at the threaded portion on this body of rod; Wherein, these body of rod two ends are formed with respectively first end, and second end in contrast to this first end; This body of rod includes first section that is extended toward this second end by this first end, second section that connects this first section and extend toward this second end, and the bar of the junction of aforementioned this first section and this second section footpath is less than the bar of this second section directly.

Be provided with in addition one the 3rd section between above-mentioned first end and the first section, the 3rd section is peripherally installed with a plurality of fine threads simultaneously.

The maximum rod footpath of above-mentioned the 3rd section is greater than the bar footpath of the joining place between the 3rd section and the first section.

Above-mentioned the first section has the divergent segment that bar footpath enlarges gradually, and one be located at this divergent segment converging transition intersegmental with this Second Region, and the bar of the joint of aforementioned this divergent segment and this converging transition directly all greater than the bar of this divergent segment and this converging transition directly.

Above-mentioned the first section has one and is connected with the 3rd section and divergent segment that the bar footpath enlarges gradually, and one be located at the intersegmental converging transition of this divergent segment and this Second Region, and the bar of the joint of aforementioned this divergent segment and this converging transition footpath all greater than the bar of this divergent segment and this converging transition directly.

The bar footpath of above-mentioned the first section is convergent toward this second section direction gradually.

The bar footpath of above-mentioned the second section is expansion toward this second extreme direction gradually.

After adopting said structure, what the present invention had a high combination stability plants the tooth body, directly design down by the bar of the bar of this second section footpath greater than the junction of this first section and the second section, so that this plants the tooth body when implanting alveolar bone, be positioned on this second section the threaded portion can with bore tooth hole perisporium and combine closely and contact, except increasing the sense that locks that dentist locks, effectively increase and plant outside the tooth initial stage degree of stability, if when after the growth of this alveolar bone so that this plants the tooth body when coated by it, this second section more can be tight clip effect with this alveolar bone, cause follow-up chewing in the process, even when producing the moment of torsion that oppositely screws out, this second section also can't be broken away from the clip of this alveolar bone, and then impels this to plant the tooth physical ability and stablize clip on this alveolar bone, the reliability of Effective Raise combination.

Description of drawings

Fig. 1 is existing schematic diagram of planting the tooth body;

Fig. 2 is the schematic diagram that first embodiment of the invention is planted the tooth body;

Fig. 3 is the schematic diagram that first embodiment of the invention is planted another state of tooth body;

Fig. 4 is the user mode figure that first embodiment of the invention is planted the tooth body;

Fig. 5 is the schematic diagram that second embodiment of the invention is planted the tooth body.

Symbol description

3 plant tooth body 31 bodies of rod 32 threaded portions

311 first ends, 312 second ends, 313 first sections

314 second sections, 315 junctions 316 the 3rd section

3161 fine threads, 3111 engagement grooves, 3131 divergent segments

3132 converging transitions, 3133 joints, 317 joining places

The bar footpath of bar footpath 314d second section of 315d junction

The bar footpath of bar footpath 316d the 3rd section of 313d the first section

The bar footpath of the bar footpath 3131d divergent segment of 317d joining place

The bar footpath of the 3133d joint, bar footpath of 3132d converging transition.

The specific embodiment

In order further to explain technical scheme of the present invention, the present invention will be described in detail below by specific embodiment.

Before the present invention is described in detail, be noted that in the following description, like is to represent with identical numbering.

Consult Fig. 2, what the present invention had a high combination stability plants 3 first preferred embodiments of tooth body, and this is planted tooth body 3 and includes a body of rod 31, and a helical ring is located at the threaded portion 32 on this body of rod 31; Wherein, these body of rod 31 two ends are formed with respectively first end 311, and second end 312 in contrast to this first end 311, this body of rod 31 includes one by first section 313 of this first end 311 toward these second end, 312 extensions simultaneously, one the second section 314 that connects this first section 313 and extend toward this second end 312, and the bar footpath 315d of the junction 315 of aforementioned this first section 313 and this second section 314 is less than the bar footpath 314d of this second section 314, and in the present embodiment, the bar footpath 313d of this first section 313 is gradually-reducing shape toward these the second section 314 directions gradually, and the bar of this second section 314 footpath 314d is the expansion shape toward these the second end 312 directions gradually; In addition, in the present embodiment, can offer an engagement groove 3111 on this first end 311 in good time, so that this engagement groove 3111 can be established fixing for a platform tooth (not shown) group, and this second end 312 can make circular-arc, reduce the damage of nerve and gingiva when establishing for lock, and below the present embodiment all being provided with this engagement groove 3111, and this second end 312 is the circular-arc example explanation that is; Moreover, also can be as shown in Figure 3, the first end 311 of this body of

rod

31 and 313 of the first sections are provided with one the 3rd section 316 in addition, and the maximum rod of the 3rd section 316 footpath 316d can be greater than the bar of the joining place 317 of 313 of the 3rd section 316 and the first sections 317d directly, the 3rd section 316 pressed on rings are established fine thread 3161 simultaneously, and the present embodiment does not explain as example to be provided with the 3rd section 316.

Consult Fig. 4, plant tooth during the course for the treatment of, it bores tooth hole (not shown) prior to being drilled with one on this alveolar bone 4, it is because the bar of this second section 314 footpath 314d designs greater than the bar footpath 315d of the junction 315 of this first section 313 and the second section 314, tight occlusal contact condition of perisporium in tooth hole can be bored with this in the threaded portion 32 that is positioned at this second section 314, except increasing the sense that locks that dentist locks, this threaded portion 32 can closely be conformable in this brill tooth hole perisporium simultaneously, more helps to promote to plant outside the tooth initial stage degree of stability; Moreover, planting tooth body 3 when this screws in behind the alveolar bone 4 of human body, this alveolar bone 4 can be regenerated after a period of time, coated this is planted tooth body 3, this moment is because this second section 314 is larger bar footpath 314d structure, therefore this alveolar bone 4 is except being the tight interlocking pattern with the second section 314, cooperate this

first section

313 and 314 formed junctions of the second section, 315 tools to arrange than small pole diameter 315d, therefore can form a recess state, can plant the embedded clip effect that tooth body 3 more is a nature with this for this alveolar bone 4, so that planting tooth body 3, this plants tooth after the course for the treatment of finishing, even if chew in the process and can produce a reactive torque, this alveolar bone 4 can effectively be bestowed a clip resistance to this second section 314, and then reach and prevent that this from planting tooth body 3 and revolving the situation of moving back, effectively avoid this to plant the facts that tooth body 3 gets loose, this is planted tooth body 3 and can stablize clip on this alveolar bone 4 simultaneously, and then the reliability of raising and these alveolar bone 4 combinations, high in conjunction with stablizing effect to reach.

Consult Fig. 5, the present invention's the second preferred embodiment, it is all identical with the first embodiment with annexation that this plants tooth body 3 required members, pardon no longer and describe in detail, difference is, in the present embodiment, to be provided with the 3rd section 316 as the example explanation, and this first section 313 can have one and is connected with the 3rd section 316 and divergent segment 3131 that bar footpath 3131d enlarges gradually, and a converging transition 3132 that connects this

divergent segment

3131 and 314 of this second sections and bar footpath 3132d convergent, and the bar footpath 3133d of aforementioned this divergent segment 3131 and the joint 3133 of this converging transition 3132 is all greater than the bar of the bar footpath 3131d of this divergent segment 3131 and this converging transition 3132 3132d directly; Be with, when this plants that tooth body 3 is subject to 4 regeneration of this alveolar bone and after coating, except original the second section 314 and this alveolar bone 4 form the interlock clip, simultaneously, the divergent segment 3131 of this first section 313 also forms the interlock clip with this alveolar bone 4 simultaneously, so will more can avoid this to plant the thing that tooth body 3 gets loose, impel this to plant tooth body 3 and can stablize clip on this alveolar bone 4, the reliability of Effective Raise combination.

Conclude aforementioned, what the present invention had a high combination stability plants the tooth body, bar by the bar footpath of the second section of this body of rod greater than the junction of this first section and the second section directly designs, so that this plants the tooth body when implanting alveolar bone, except increasing the sense that locks that dentist locks, effectively increase and plant outside the tooth initial stage degree of stability, and after being coated on this after the growth of this alveolar bone and planting the tooth body, this second section will be subject to the tight clip of this alveolar bone, effectively avoid the reactive torque that produces in the process of chewing and cause this to plant the thing that the tooth body gets loose, impel to such an extent that this is planted the tooth physical ability and stablizes clip on this alveolar bone, the reliability of Effective Raise combination, and then reach high in conjunction with stablizing effect.

Above-described embodiment and accompanying drawing and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present invention to its suitable variation or modification of doing.

Claims

One kind have a high combination stability plant the tooth body, it includes a body of rod, and a helical ring is located at the threaded portion on this body of rod; Wherein, these body of rod two ends are formed with respectively first end, and second end in contrast to this first end; It is characterized in that:

This body of rod includes first section that is extended toward this second end by this first end, second section that connects this first section and extend toward this second end, and the bar of the junction of aforementioned this first section and this second section footpath is less than the bar of this second section directly.
2. what have as claimed in claim 1 high combination stability plants the tooth body, and it is characterized in that: be provided with in addition one the 3rd section between this first end and the first section, the 3rd section is peripherally installed with a plurality of fine threads simultaneously.
3. what have as claimed in claim 2 high combination stability plants the tooth body, it is characterized in that: the maximum rod footpath of the 3rd section greater than the bar of the joining place between the 3rd section and the first section directly.
4. what have as claimed in claim 1 high combination stability plants the tooth body, it is characterized in that: this first section has the divergent segment that bar footpath enlarges gradually, and one be located at the intersegmental converging transition of this divergent segment and this Second Region, and the bar of the joint of aforementioned this divergent segment and this converging transition footpath all greater than the bar of this divergent segment and this converging transition directly.
5. plant the tooth body such as what have high combination stability as described in claim 2 or 3, it is characterized in that: this first section has one and is connected with the 3rd section and divergent segment that the bar footpath enlarges gradually, and one be located at the intersegmental converging transition of this divergent segment and this Second Region, and the bar of the joint of aforementioned this divergent segment and this converging transition footpath all greater than the bar of this divergent segment and this converging transition directly.
6. what have as claimed in claim 1 high combination stability plants the tooth body, it is characterized in that: the bar footpath of this first section is convergent toward this second section direction gradually.
7. what have as claimed in claim 1 high combination stability plants the tooth body, it is characterized in that: the bar footpath of this second section is expansion toward this second extreme direction gradually.