TWI739724B - Angle locking wedge pin type pillar body - Google Patents

Abstract

An angled locking wedge pin type pillar body includes a first part, a second part and a first part three parts. The first part is used to be arranged in an opening of a dental implant. The second part is connected above the first part, and the second part includes a lower end area connected to the first part, a middle end area connected to the lower end area, and an upper end area connected to the middle end area, and the lower end area is located on the tooth. In the trough bone, the upper end area is located in the gums, and an expansion area is provided on the outer periphery of the upper end area, and the middle end area or the lower end area of the second part has a bend, which can effectively solve a certain side angle The problem of insufficient gums occurs. The third part is connected to the upper end area of the second part for connecting a fake, and the third part is provided with at least a cut surface.

Description

Angle locking wedge pin type pillar body

The invention relates to a pillar body, in particular to a pillar body with an angular locking wedge pin type.

Please refer to Figure 1, where the connection of the locking taper is a connection method used in a dental implant 2. The existing angular locking wedge pin type pillar body 1 includes a first part 11, a second part 12 and a third part 13. The existing dental implant 2 includes an opening 21. The first part 11 is used to be arranged in the opening 21 of the dental implant 2. The second part 12 includes a lower end area 121, a middle end area 122 and an upper end area 123. The lower end area 121 is connected to the first part 11, the middle end area 122 is connected to the lower end area 121, and the upper end area 123 is connected to the middle end area 122. The lower end area 121 of the second part 12 is located in the alveolar bone 100, the upper end area 123 is located in the gum 101, and an expansion area 124 is provided on the outer periphery of the upper end area 123. The third part 13 is connected to the upper end area 123 of the second part 12 for connecting a fake 10 (for example, a denture), and the angle θ 1 of the third part 13 is about 6 to 8 degrees.

Please refer to Figure 1 again. When the implantation angle of the dental implant 2 is not good and an angled pillar body must be used, the third part 13 of the angled locking wedge pin type pillar body 1 and the second The angle of the bend where the part 12 joins is no more than 25 degrees, because the bend of the angled locking wedge pin type pillar body 1 is located above the expansion zone 124, so that the second part 12 is too close to the left tooth 102, As a result, the keratinized gingiva 101 at this bend is insufficient, and it is easy to cause inflammation.

In addition, when combining the existing angled locking wedge pin type pillar body 1 and the dental implant 2, the first portion 11 of the angled locking wedge pin type pillar body 1 is conical with an angle of about 1 degree to 1.5 degrees. , And the The structure in which the angle b of the first part 11 is slightly larger than the angle a of the opening 21 of the dental implant 2 can produce an effective locking combination. This kind of threadless connection has good bacterial sealing, so the dental implant 2 can be implanted into the alveolar bone 100 by 2mm~3mm without causing damage to the bone above the connection. Therefore, the common long-stem pillar body is Used clinically.

Therefore, it is necessary to provide an innovative and progressive angular locking wedge pin type pillar body to solve the above-mentioned problems, and further improvement is really needed.

The main purpose of the present invention is to solve the problems caused by the existing angular locking wedge pin type pillar body.

To achieve the above objective, the present invention provides an angular locking wedge pin type pillar body, which includes: a first part, a second part, and a third part. The first part is used to be arranged in an opening of a dental implant. The second part is connected above the first part. The second part includes a lower end area connected to the first part, a middle end area connected to the lower end area, and an upper end area connected to the middle end area, wherein the second part Part of the lower end area is located in the alveolar bone, the upper end area is located in the gums, and an expansion area is provided on the outer periphery of the upper end area, and the middle end area or the lower end area of the second part has a bend. The third part is connected to the upper end area of the second part for connecting a fake, and the third part is provided with at least a cut surface.

Furthermore, the first part is in a conical shape and forms a tight fit with the opening of the dental implant; wherein, the second part extends in a conical shape toward the upper side of the first part.

Furthermore, the angle between the cut plane and the opposite side is close to 0 degrees.

Furthermore, the bend is at the intersection of the centerline of the third part and the centerline of the first part, and the angle of the bend is no more than 25 degrees.

Furthermore, the outer periphery of the upper end region is not provided with the expansion zone.

Furthermore, the first part is in a conical shape and forms a tight fit with the opening of the dental implant; wherein, the second part extends in a conical shape toward the upper side of the first part.

Furthermore, the angle between the cut plane and the opposite side is close to 0 degrees.

Furthermore, the bend is at the intersection of the centerline of the third part and the centerline of the first part, and the angle of the bend is no more than 25 degrees.

Through the foregoing disclosure of the present invention, compared with the prior art, it has the following features:

1. The bend of the angled locking wedge pin type pillar body of the present invention can be located in the middle end area or the lower end area of the second part, which can effectively solve the problem of insufficient keratinized gums on a certain side.

2. The third part of the present invention extends at least to the upper side of the upper end area of the second part, and the angle between the cut surface and the opposite side is close to 0 degrees, which is similar to the third part of the existing angular locking wedge pin type pillar body. The angle of the part is close to 6 degrees, so the angle of the cut surface and the opposite side of the third part is close to 0 degree, which can increase the holding force of the angular locking wedge pin type pillar body and the prosthesis (for example: denture).

(existing)

1: Angle locking wedge pin type pillar body

10: Counterfeit

100: Alveolar bone

101: Gum

102: left tooth

11: Part One

12: Part Two

121: lower end area

122: Mid-range

123: Upper end area

124: Expansion Zone

13: Part Three

2: Dental implant

21: Hole

θ 1: Angle

a, b: angle

(this invention)

3: Angled locking wedge pin type pillar body

31: Part One

32: Part Two

321: lower end area

322: Mid-range

323: Upper End Area

324: Expansion Zone

33: Part Three

331: section

4: Dental implant

41: Hole

5: Counterfeit

6: Alveolar bone

60: Gum

7: left tooth

θ 2: Angle

c, d: angle

Figure 1: A schematic diagram of a conventional angled locking wedge pin type pillar body installed on a dental implant with a poor implant angle.

Figure 2 is a schematic diagram of the angled locking wedge pin type pillar and the dental implant according to the first embodiment of the present invention.

Figure 3: A perspective view of Figure 2 with an angled locking wedge pin type pillar body.

Fig. 4 is a schematic diagram of an angled locking wedge pin type pillar body and dental implant according to the second embodiment of the present invention.

Figure 5: is a perspective view of Figure 4 with an angled locking wedge pin type pillar body.

In conjunction with the accompanying drawings, we will explain in detail how the structure of the present invention is combined and used, and it should be easier to understand the purpose, technical content, characteristics and effects of the present invention.

Referring to Figures 2 and 3, the present invention provides a first embodiment of an angled locking wedge pin type pillar body. The angled locking wedge pin type pillar body 3 includes: a first part 31 and a second part 32 And a third part 33. The first part 31 is used to be arranged in an opening 41 of a dental implant 4. In this embodiment, the first part 31 is completely disposed in the opening 41 of the dental implant 4. The first part 31 has a conical angle of about 1 degree to 1.5 degrees, and forms a tight fit with the opening 41 of the dental implant 4, and the angle d of the first part 31 is slightly larger than the opening of the dental implant 4 41's angle c. The first part 31 is only combined with the opening 41 of the dental implant 4 of a specific size.

Referring again to FIGS. 2 and 3, the second part 32 is connected to the upper part of the first part 31. The second part 32 includes a lower end area 321, a middle end area 322 and an upper end area 323. The lower end area 321 is connected to the first part 31. The middle end area 322 is connected to the lower end area 321. The upper end area 323 is connected to the middle end area 322. The lower end area 321, the middle end area 322 and the upper end area 323 extend from bottom to top in a conical shape to facilitate the connection of the third portion 33. In addition, the lower end area 321 of the second portion 32 is located in the alveolar bone 6, the upper end area 323 is located in the gum 60, and an expansion area 324 is provided on the outer periphery of the upper end area 323.

Referring to FIGS. 2 and 3 again, the third part 33 is connected to the upper end region 323 of the second part 32 for connecting a fake 5 (for example, a denture). The third portion 33 extends above the upper end area 323 of the second portion 32. The third portion 33 is provided with at least a cut surface 331. The angle between the cut surface 331 and the opposite side is close to 0 degrees, which is locked with the existing angle The angle θ1 of the third part 13 of the wedge pin type pillar body 1 is close to 6 degrees different, so the angle between the cut surface 331 of the third part 33 and the opposite side is close to 0 degrees to increase the angle locking wedge pin type pillar body 3 and the holding power of the fake compound 5.

Continuing, please refer to Figure 2. The angled locking wedge pin type pillar body 3 of the present invention can be applied to the dental implant 4 with a poor angle. The angled locking wedge pin type pillar body 3 is bent Can be located at that In the middle end area 322 or the lower end area 321 of the second part 32, the bend is at the intersection of the center line of the third part 33 and the center line of the first part 31, and the angle θ 2 of the bend is at most different. More than 25 degrees. When assembled, the first part 31 is arranged obliquely in the opening 41 above the dental implant 4, so that the upper end area 323 of the second part 32 and the third part 33 can be upright. The third part 33 is connected to the prosthesis 5, so that the position of the second part 32 at the gum 60 can be adjusted more effectively, so that the angled locking wedge pin type pillar 3 is not at a distance from the left tooth 7 So close.

Please refer to Figures 4 and 5, the second embodiment of the angled locking wedge pin type pillar body 3 of the present invention is substantially the same as the angled locking wedge pin type pillar body 3 disclosed in Figure 2. The only difference is that the outer periphery of the upper end zone 323 is not provided with the expansion zone, so that the outer periphery of the upper end zone 323 of the second part 32 leaves more space for the keratinized gingiva 60.

However, the foregoing are only preferred embodiments of the present invention, and their purpose is to enable those skilled in the art to understand the content of the present invention and implement them accordingly, and are not used to limit the scope of implementation of the present invention. Therefore, all the equivalent changes or modifications of the shapes, structures and features described in the scope of the application of the present invention shall be included in the scope of the application of the present invention.

3: Angled locking wedge pin type pillar body

31: Part One

32: Part Two

321: lower end area

322: Mid-range

323: Upper End Area

324: Expansion Zone

33: Part Three

4: Dental implant

41: Hole

5: Counterfeit

6: Alveolar bone

60: Gum

7: left tooth

θ 2: Angle

c, d: angle

Claims (8)

An angled locking wedge pin type pillar body includes: a first part for setting in an opening of a dental implant; a second part connecting the upper part of the first part, the second part including a connecting The lower end area of the first part, a middle end area connecting the lower end area, and an upper end area connecting the middle end area, wherein the lower end area of the second part is located in the alveolar bone, the upper end area is located in the gums, and An expansion zone is provided on the outer periphery of the upper end zone, the middle end zone or the lower end zone of the second part has a bend; and a third part is connected to the upper end zone of the second part for connecting to a fake Compound, the third part is provided with at least a cut surface. The angular locking wedge pin type pillar body according to claim 1, wherein the first part is conical and forms a tight fit with the opening of the dental implant; wherein the second part faces upwards of the first part The extension is conical. The angled locking wedge pin type pillar body according to claim 1, wherein the angle between the cut surface and the opposite side is close to 0 degrees. The angled locking wedge pin type pillar body according to claim 1, wherein the bend is at the intersection of the centerline of the third part and the centerline of the first part, and the angle of the bend is no more than 25 Spend. The angular locking wedge pin type pillar body according to claim 1, wherein the outer periphery of the upper end area is not provided with the expansion area. The angled locking wedge pin type pillar body according to claim 5, wherein the first part has a conical shape and forms a tight fit with the opening of the dental implant; wherein the second part faces upwards of the first part The extension is conical. The angled locking wedge pin type pillar body according to claim 5, wherein the angle between the cut surface and the opposite side is close to 0 degrees. The angled locking wedge pin type pillar body according to claim 5, wherein the bend is at the intersection of the centerline of the third part and the centerline of the first part, and the angle of the bend is no more than 25 Spend.

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