CN215425221U - Novel dental implant - Google Patents
Novel dental implant Download PDFInfo
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- CN215425221U CN215425221U CN202122164252.6U CN202122164252U CN215425221U CN 215425221 U CN215425221 U CN 215425221U CN 202122164252 U CN202122164252 U CN 202122164252U CN 215425221 U CN215425221 U CN 215425221U
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Abstract
The present invention provides a novel dental implant comprising: the dental implant comprises a dental implant body, a sleeve, an anchoring part and a pin; the sleeve is sleeved on the middle part of the dental implant, the lower part of the anchoring part extends into the anchoring part and is fixedly connected with the pin, and the lower end of the sleeve is abutted against the upper end face of the anchoring part. The advantages are that: stress concentration can be reduced, and the method is more suitable for the working condition of easy generation of fatigue failure; meanwhile, a better supporting effect can be provided for soft tissues, the processing cost is reduced, the sleeve is rapidly formed by 3D printing, and the processing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of implants, in particular to a novel dental implant.
Background
Although the osseointegration of existing dental implants implanted into the surrounding bone has proven to be suitable, there is a need for further improvement of the osseointegration of dental implants. For example, a patient may prefer that the treatment time be minimized from the beginning of treatment until the implant is fully controlled by occlusal forces. In addition, it would be desirable to provide implants that provide strong osseointegration to high risk patients (e.g., smokers, diabetics, and/or people with abnormally slow bone growth). These are not met by existing dental implants.
SUMMERY OF THE UTILITY MODEL
The present invention provides a novel dental implant, which aims to at least overcome one of the above technical defects, reduce fatigue failure and disperse stress concentration.
In order to realize the purpose of the utility model, the utility model provides the following technical scheme:
a novel dental implant comprising: the dental implant comprises a dental implant body, a sleeve, an anchoring part and a pin;
the sleeve is sleeved on the middle part of the dental implant, the lower part of the anchoring part extends into the anchoring part and is fixedly connected with the pin, and the lower end of the sleeve is abutted against the upper end face of the anchoring part.
Preferably, the dental implant body is composed of a threaded part and a cylindrical part, the upper end surface of the cylindrical part abuts against the lower end surface of the threaded part, the threaded part and the cylindrical part share a common longitudinal axis, the sleeve is sleeved on the cylindrical part, and the upper end surface of the sleeve abuts against the lower end surface of the threaded part;
the thread part is composed of a conical section and a thread section connected to the lower portion of the conical section, a groove surface is arranged on the conical section, and the thread section is cylindrical and shares a same longitudinal axis with the conical section.
Preferably, the cylindrical portion is provided with a first plane along the longitudinal direction of the cylindrical portion, and the inner side surface of the sleeve is provided with a second plane matched with the first plane in an abutting mode.
Preferably, the anchoring part is of a threaded structure, and the upper part of the anchoring part is provided with a receiving groove which is coaxial with the anchoring part and has a longitudinal axis and is used for receiving the lower part of the cylindrical part.
Preferably, two cutting edges are symmetrically arranged on the outer peripheral surface of the anchoring part, and pin holes are symmetrically arranged on the two cutting edges, so that the pin is inserted from one of the pin holes, penetrates through the cylindrical part and then penetrates out from the other pin hole which is symmetrical to the cylindrical part;
and the cylindrical part is provided with a through hole which corresponds to and is matched with the two pin holes.
The novel dental implant has the advantages that: the implant with the structure can reduce stress concentration and is more suitable for the working condition of easy generation of fatigue failure; meanwhile, a better supporting effect can be provided for soft tissues, the processing cost is reduced, the sleeve is rapidly formed by 3D printing, and the processing efficiency is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
FIG. 1 is a schematic cross-sectional view of a novel dental implant according to the present invention;
FIG. 2 is an exploded view of a novel dental implant of the present invention;
FIG. 3 is a schematic structural view of a novel dental implant according to the present invention, in which a mesh layer is disposed;
FIG. 4 is a schematic perspective view of the implant body connected to the anchoring part;
FIG. 5 is a schematic perspective view of the implant body connected to the sleeve;
FIG. 6 is a schematic perspective view of the sleeve without a mesh layer disposed on the surface thereof;
FIG. 7 is a perspective view of the anchor portion;
wherein:
the dental implant comprises a dental implant body 1, a thread part 11, a cylindrical part 12, a conical section 13, a thread section 14, a groove surface 15, a hole 16, a first plane 17 and a through hole 18;
the anchoring part 3, the accommodating groove 31, the cutting edge 32, and the pin hole 33;
a pin 4.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
Example one
The objective of the present embodiment is to provide a novel dental implant, which mainly includes a dental implant body 1, a sleeve 2, an anchoring part 3, and a pin 4, as shown in fig. 1 and 2;
the sleeve 2 is sleeved in the middle of the dental implant body 1, the lower portion of the anchoring portion 3 extends into the anchoring portion 3 and is fixedly connected through the pin 4, and the lower end of the sleeve 2 abuts against the upper end face of the anchoring portion 3.
The working principle of the technical scheme is as follows: firstly, the sleeve 2 is sleeved at the middle part of the dental implant body 1, then the lower part of the dental implant body 1 is inserted into the anchoring part 3, then the dental implant body 1 is fixedly connected with the anchoring part 3 through the pin 4, and the lower end of the sleeve 2 is abutted against the upper end surface of the anchoring part 3, so that the dental implant body 1, the sleeve 2 and the anchoring part 3 are assembled into a whole.
The surgeon drills the gingival part with a drill bit and then screws the prosthesis of the present invention assembled as a unit into the drilled hole.
The beneficial effects of the above technical scheme are:
the utility model has simple structure and composition, is connected and fixed by the pins 4, and is suitable for the working condition of easy fatigue damage. The tooth site is prone to fatigue and therefore it can be very challenging to the fatigue resistance properties of the material. The implant of the present invention with this structure solves this problem.
Example two
According to the novel dental implant of the first embodiment, as shown in fig. 1-5, the dental implant body 1 is composed of a threaded portion 11 and a cylindrical portion 12 with an upper end surface abutting against a lower end surface of the threaded portion 11, the threaded portion 11 and the cylindrical portion 12 share a common longitudinal axis, the sleeve 2 is sleeved on the cylindrical portion 12, and the upper end surface abuts against the lower end surface of the threaded portion 11;
the threaded portion 11 is composed of a conical section 13 and a threaded section 14 connected to the lower portion of the conical section 13, a groove surface 15 is arranged on the conical section 13, and the threaded section 14 is cylindrical and shares a longitudinal axis with the conical section 13.
The beneficial effects of the above technical scheme are: the combined structure design of the conical section 13 and the threaded section 14 ensures that the structure can effectively increase the bone pressing amount of the groove after being screwed into the gum part, promotes the bone combination of bones, and is favorable for providing better soft tissue support because the combined area of the conical section 13 and the bones is increased.
EXAMPLE III
1-5, the outer diameter of the bottom end of the tapered section 13 is equal to the outer diameter of the threaded section 14 and smaller than the outer diameter of the top end of the tapered section 13.
The beneficial effects of the above technical scheme are:
the structure of the utility model can further enhance the support of the soft tissue and enhance the stability of the implantation; furthermore, the structure of the thread and the groove is convenient for screwing the implant thread into the hole of the bone.
Example four
According to the novel dental implant of the second embodiment, as shown in fig. 1, a hole 16 is formed in the threaded portion 11 and has a longitudinal axis which is coaxial with the hole.
The beneficial effects of the above technical scheme are: the connection with the structure on the base station is convenient;
furthermore, the lower part of the hole 16 is an internal thread structure, and the upper part is provided with a counter bore, so that the connection is convenient, and the appearance is strong.
EXAMPLE five
According to the novel dental implant of the second embodiment, as shown in fig. 2, 4-6, the cylindrical portion 12 is provided with a first plane 17 along the longitudinal direction thereof, and the inner side surface of the sleeve 2 is provided with a second plane 21 adapted to abut against the first plane.
The beneficial effects of the above technical scheme are:
the first plane 17 and the second plane 21 are designed in a matching way, so that after the dental implant body 1 is connected with the sleeve 2, the anti-rotation effect is better, and the implant can be simultaneously improved in long-term stability and short-term stability after being implanted into a hole of a bone.
EXAMPLE six
According to the second embodiment of the novel dental implant, as shown in fig. 7, the anchoring portion 3 is a screw structure, and the upper portion thereof is provided with a receiving groove 31 having a common longitudinal axis with the upper portion and adapted to receive the lower portion of the cylindrical portion 12.
The beneficial effects of the above technical scheme are:
after the lower part of the cylindrical part 12 is placed in the accommodating groove 31, the anchoring part 3 and the dental implant body 1 are connected into a whole, so that the stability of the dental implant body after implantation is enhanced.
EXAMPLE seven
According to the sixth embodiment, as shown in fig. 2, 4 and 7, two cutting edges 32 are symmetrically arranged on the outer peripheral surface of the anchoring part 3, and two pin holes 33 are symmetrically arranged on the two cutting edges 32, so that the pin 4 is inserted from one of the pin holes 33, penetrates through the cylindrical part 12, and then penetrates out from the other pin hole 33 which is symmetrical with the cylindrical part;
wherein, the cylindrical portion 12 is provided with a through hole 18 corresponding to and fitting with the two pin holes 33.
The beneficial effects of the above technical scheme are:
the design of the cutting edge 32 ensures the self-tapping type and initial stability of the implant; in addition, the design of the through hole 18 on the cylindrical part 12 further enhances the connection stability between the dental implant body 1 and the anchoring part 3, and also enhances the aesthetic property.
Example eight
According to the embodiment of the novel dental implant, the sleeve 2 is a solid structure as shown in fig. 1, and a mesh layer 22 is disposed on the outer surface of the sleeve.
The beneficial effects of the above technical scheme are:
the support performance of the sleeve 2 is guaranteed due to the design of the solid structure, and meanwhile the sleeve can be better matched with the dental implant body 1, so that the rotation of the dental implant body is avoided, and the stability of the dental implant body is enhanced; in addition, the mesh layer 22 is provided on the outer surface thereof, so that the implant of the present invention can be better bone-ingrowth.
Example nine
According to the novel dental implant of the eighth embodiment, as shown in fig. 1, the mesh porosity of the mesh layer 22 is 50% to 80%, the pore diameter is 100 to 300 μm, and the thickness is 0.5 to 1 mm.
The beneficial effects of the above technical scheme are:
the porosity, pore size, and thickness of the mesh layer 22 are further defined to facilitate bone ingrowth and reduce healing time.
Example ten
According to the novel dental implant of any one of the first to ninth embodiments, the dental implant body 1, the anchoring part 3 and the pin 4 are formed by machining, and the sleeve 2 is formed by 3D printing.
The beneficial effects of the above technical scheme are:
2 partial 3D that adopts of sleeve prints the shaping fast to rivet with other structures of machine tooling shaping, improved the preparation efficiency when practicing thrift the cost, and more be applicable to the operating mode that requires very high to fatigue performance.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. A novel dental implant is characterized in that: comprises a dental implant body (1), a sleeve (2), an anchoring part (3) and a pin (4);
the sleeve (2) is sleeved in the middle of the dental implant body (1), the lower portion of the anchoring portion (3) extends into the anchoring portion (3) and is fixedly connected with the pin (4), and the lower end of the sleeve (2) is abutted to the upper end face of the anchoring portion (3).
2. The novel dental implant of claim 1, wherein: the dental implant body (1) consists of a threaded part (11) and a cylindrical part (12) with the upper end surface abutting against the lower end surface of the threaded part (11), the threaded part (11) and the cylindrical part (12) share a longitudinal axis, the sleeve (2) is sleeved on the cylindrical part (12), and the upper end surface abuts against the lower end surface of the threaded part (11);
the thread part (11) is composed of a conical section (13) and a thread section (14) connected to the lower portion of the conical section (13), a groove surface (15) is arranged on the conical section (13), and the thread section (14) is cylindrical and shares a longitudinal axis with the conical section (13).
3. The novel dental implant of claim 2, wherein: a first plane (17) is arranged on the cylindrical portion (12) along the longitudinal direction of the cylindrical portion, and a second plane (21) matched with the first plane in an abutting mode is arranged on the inner side face of the sleeve (2).
4. The novel dental implant of claim 2, wherein: the anchoring part (3) is of a threaded structure, and the upper part of the anchoring part is provided with an accommodating groove (31) which is coaxial with the anchoring part and is used for accommodating the lower part of the cylindrical part (12).
5. The novel dental implant of claim 4, wherein: two cutting edges (32) are symmetrically arranged on the outer peripheral surface of the anchoring part (3), and pin holes (33) are symmetrically arranged on the two cutting edges (32), so that the pin (4) is inserted from one pin hole (33) and penetrates through the cylindrical part (12) and then penetrates out from the other pin hole (33) which is symmetrical with the cylindrical part;
wherein, the cylindrical part (12) is provided with a through hole (18) corresponding to and matched with the two pin holes (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122164252.6U CN215425221U (en) | 2021-09-08 | 2021-09-08 | Novel dental implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122164252.6U CN215425221U (en) | 2021-09-08 | 2021-09-08 | Novel dental implant |
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| Publication Number | Publication Date |
|---|---|
| CN215425221U true CN215425221U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122164252.6U Active CN215425221U (en) | 2021-09-08 | 2021-09-08 | Novel dental implant |
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| CN (1) | CN215425221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712694A (en) * | 2021-09-08 | 2021-11-30 | 琅泰美康医疗器械有限公司 | Assembled implant |
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2021
- 2021-09-08 CN CN202122164252.6U patent/CN215425221U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712694A (en) * | 2021-09-08 | 2021-11-30 | 琅泰美康医疗器械有限公司 | Assembled implant |
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