CN213098452U

CN213098452U - Implant tooth abutment with limiting block on outer surface of interface part

Info

Publication number: CN213098452U
Application number: CN202021456003.3U
Authority: CN
Inventors: 崔树祯; 杨海崇; 孙士儒
Original assignee: Henan Xinborui Digital Medical Technology Co ltd
Current assignee: Henan Xinborui Digital Medical Technology Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-05-04
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to the technical field of oral dental implant, in particular to a dental implant abutment with a limiting block on the outer surface of an interface part, the upper interface part of the existing dental implant abutment is mostly cylindrical, and the whole dental implant abutment integrally rotates when the dental implant abutment is fixed on an implant, so that the dental implant abutment with the limiting block on the outer surface of the interface part is invented, which comprises the interface part, a base station gingival penetrating part and a base station crown which are fixedly connected in turn, the axle centers of the interface part, the base station gingival penetrating part and the base station crown are provided with communicated intercommunicating pores, the inner surface of the base station gingival penetrating part is fixed with a limiting ring block, wherein, the outer surface of the interface part is provided with an arc-shaped groove, a plurality of limiting blocks which are distributed in an annular shape and protrude the arc-shaped groove are fixed in the arc-shaped groove, the utility model realizes the limitation of the dental implant, the dental implant abutment is prevented from rotating on the implant, and the dental implant abutment has wide application prospect in the technical field of oral dental implants.

Description

Implant tooth abutment with limiting block on outer surface of interface part

Technical Field

The utility model belongs to the technical field of oral cavity kind implant technique and specifically relates to a kind implant base station that interface part's surface has the stopper.

Background

The dental implant refers to a tooth missing restoration method for supporting and retaining an upper dental restoration based on a lower structure implanted into bone tissues; the dental prosthesis comprises a lower supporting implant and an upper dental prosthesis, wherein the implant is made of artificial materials, is implanted into tissues (usually upper and lower jaws) by an operation method and obtains a firm retention support of bone tissues, and the upper dental prosthesis is connected and supported by a special device and a special mode; the implant can obtain the repairing effect which is very similar to the function, the structure and the beautiful effect of the natural tooth, and becomes the first-choice repairing mode of more and more patients with tooth deficiency.

The upper interface part of the existing dental implant abutment is mostly cylindrical, and the whole dental implant abutment is easy to integrally rotate after being fixed on an implant, so that the dental implant abutment drives the whole dental crown to be loosened, and the use effect of the dental implant is influenced; the surface of the joint between the implant abutment and the dental crown is smooth, so that the adhesive and the abutment surface have insufficient adhesive force and gripping force, and relative slippage is easy to occur, so that the dental crown and the abutment are not firmly connected, the dental crown is easy to loosen and fall off, and the usability of the dental crown is affected; moreover, most of the gum penetrating parts of the implant abutment are cylindrical, the fitting degree with the gum is not high, the stress cannot be effectively dispersed, and the gaps between the gum and the gum penetrating parts are easy to be immersed by bacteria, so that the success rate of the implant operation and the durability of the use of a patient are reduced; in addition, the adhesive of the dental implant abutment used clinically is easy to seep to the lower part of the gum and is difficult to clean.

SUMMERY OF THE UTILITY MODEL

The invention provides a dental implant abutment with a limiting block on the outer surface of an interface part, aiming at solving the problems that the upper interface part of the existing dental implant abutment is mostly cylindrical, and the whole dental implant abutment is easy to rotate when the upper interface part is fixed on an implant, so that the dental implant abutment drives the whole dental crown to be loosened, and the use effect of the dental implant is influenced.

The technical proposal of the utility model is that the device comprises a base station interface part, a base station gum penetrating part and a base station crown part which are fixedly connected in sequence, wherein the axle center of the base station interface part, the base station gum penetrating part and the base station crown part is provided with a communicating hole which is communicated with each other, the inner surface of the base station gum penetrating part is fixed with a limit ring block, wherein, the outer surface of the base station interface part is provided with a plurality of arc grooves which are distributed annularly, a plurality of limit blocks which are distributed annularly and protrude the arc grooves are fixed in the arc grooves, one end of the base station interface part which is far away from the base station gum penetrating part extends to form a positioning part, the base station gum penetrating part is formed by fixedly connecting a plurality of layers of conical structures with different tapers, one end of the base station interface part which is far away from the base station gum penetrating part is fixed with a connecting part which is in the shape of a conical frustum, the communication hole penetrates through the connecting portion and the positioning portion.

Preferably, a shoulder part is fixed between the base station gum penetrating part and the base station coronal part, and a through hole with the diameter larger than that of the base station coronal part is formed in the shoulder part, so that a detention groove is formed between the shoulder part and the base station coronal part.

Preferably, the maximum diameter and the minimum diameter of the end surface of the gingival penetrating part of the abutment connected with the adjacent cone frustum-shaped structures with different tapers are the same.

Preferably, the maximum diameter and the minimum diameter of the end surface of the gingival penetrating part of the abutment connected with the adjacent cone frustum-shaped structures with different tapers are different.

Preferably, the outer surface of the coronal direction of the abutment is provided with a single or two symmetrically arranged tangent planes arranged along the length direction of the coronal direction of the abutment, and the tangent planes are planes or arc-shaped planes radially recessed towards the coronal direction of the abutment.

Preferably, the outer surface of the coronal side of the abutment is provided with a plurality of tangent planes arranged along the length direction of the coronal side of the abutment, and the tangent planes are planes and are distributed annularly.

Preferably, the outer surface of the abutment coronal side is provided with a plurality of ribs arranged along the length direction of the abutment coronal side, and each of the ribs is annularly distributed on the outer surface of the abutment coronal side.

Preferably, the base station gum penetrating part is in a cone frustum shape, the diameter of one end, far away from the base station interface part, of the base station gum penetrating part is smaller than or equal to the diameter of one end, close to the base station crown side, the outer surface of the base station crown side is provided with a plurality of tangent planes arranged along the length direction of the base station crown side, and the tangent planes are planar and are distributed in an annular shape.

Preferably, the outer surface of the coronal side of the abutment is provided with two symmetrically arranged tangent planes, and the tangent planes are a plane and an arc-shaped plane which is recessed towards the coronal side of the abutment in the radial direction.

Preferably, the plane of one end of the base station gum penetrating part far away from the base station interface part is obliquely arranged, the base station crown side is obliquely fixed on the end face of the base station gum penetrating part far away from the base station interface part, the base station crown side and the base station gum penetrating part are vertically arranged on the end face of the base station interface part far away from the base station interface part, and the inclination angle of the base station crown side and the vertical direction is 17-30 degrees.

Adopt the technical scheme of the utility model can reach following beneficial effect: (1) through the gingival penetrating parts of the abutment with different tapers, the stress is effectively dispersed, the combination of the implant and the abutment is increased, meanwhile, the bacteria can be effectively prevented from being immersed from a gap between the gingival penetrating part of the abutment and the gingiva, and the success rate of the implant operation and the use durability of a patient are improved; (2) the arc-shaped groove and the limiting block are convenient for realizing the clamping limitation between the base station interface part and the implant, and the problem that the implant base station drives the dental crown to rotate to influence the implanting effect because the base station interface part rotates randomly after being fixed on the implant is avoided; (3) the dental crown and the abutment crown are further conveniently and firmly connected together by the tangent plane or the convex rib arranged on the outer surface of the abutment crown, so that the dental crown is prevented from rotating in the abutment crown to cause looseness; (4) through the arrangement of the shoulder part and the detention groove, the adhesive can be prevented from directly entering the gum position through the gum penetrating part along the abutment connected with the shoulder part when the dental crown is installed, and the problem of dental crown suspension or partial protrusion caused by uneven distribution or inconsistent combination of the adhesive when the dental crown is installed can be avoided; (5) the connecting part and the positioning part are convenient for the abutment interface part to be inserted into the implant, the whole dental implant abutment is limited, and the joint of the abutment interface part and the implant is prevented from being easily deflected and broken; (6) the abutment crown arranged obliquely is convenient to reasonably adjust according to the teeth at different parts, so that the implanted teeth are kept neat and beautiful; the technical proposal of the utility model is along extensive application prospect in the technical field of oral dental implant.

Drawings

Fig. 1 is a front view of a plane section of the crown of the abutment of the present invention.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a right side view of fig. 1.

Fig. 4 is a front view of eight plane sections of the crown of the abutment.

Fig. 5 is a right side view of fig. 4.

Figure 6 is the front view of six ribs of the crown of the abutment.

Fig. 7 is a right side view of fig. 6.

Fig. 8 is a schematic structural view of the gingival penetrating portion of the abutment with different tapers according to an embodiment of the present invention.

Fig. 9 is a reference view of the shoulder of the dental implant abutment of the present invention.

Fig. 10 is a schematic structural view of a gum penetrating portion of a frustum cone shaped abutment with symmetrically arranged planes in an embodiment of the present invention.

Fig. 11 is a schematic structural view of a plurality of circular cone frustum shaped abutment gum penetrating portions with flat surfaces arranged in a circular ring shape according to an embodiment of the present invention.

Fig. 12 is a schematic structural view of a crown of an abutment inclined by 17 degrees according to an embodiment of the present invention.

Fig. 13 is a schematic structural view of a crown of a base station inclined by 30 ° according to an embodiment of the present invention.

Wherein, 1, base station interface part, 2, base station gum portion of wearing, 3, base station hat side, 4, arc recess, 5, stopper, 6, connecting portion, 7, location portion, 8, tangent plane, 8.1, fin, 9, intercommunicating pore, 10, spacing ring piece, 11, shoulder portion, 12, detention groove.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance throughout the present disclosure, it being understood that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The dental implant abutment with the limiting block on the outer surface of the interface part as shown in fig. 1-9 comprises an abutment interface part 1, an abutment gum penetrating part 2 and an abutment crown 3 which are fixedly connected in sequence by welding, so that the abutment interface part 1 can be conveniently connected with the implant. The axle center parts of the abutment interface part 1, the abutment gum penetrating part 2 and the abutment crown 3 are provided with communicating holes 9 which are communicated with each other, so that the nuts can be fixed conveniently through the communicating holes 9. The internal surface welded fastening that gum portion 2 was worn to the abutment has spacing ring piece 10, is convenient for inject the nut through spacing ring piece 10 for oppress spacing ring piece 10 through the nut and can be firm fix on the planting body with whole planting tooth abutment. Arc recess 4 that is the annular and distributes has been seted up to base station interface portion 1's surface, the welding is fixed with a plurality of stoppers 5 that are the annular and distribute and bulge arc recess 4 in the arc recess 4, set up the identical joint groove with arc recess 4 and stopper 5 in the socket of the planting body, be convenient for realize the joint through stopper 5 and arc recess 4 after base station interface portion 1 inserts the planting body and prescribes a limit, prevent that base station interface portion 1 from rotating at will in the planting body, cause whole planting tooth base station and dental crown to rotate, the effect is planted in the influence. One end welded fastening that base station interface portion 1 kept away from base station gum portion 2 has connecting portion 6 of circular cone platform shape, and the great one end of connecting portion 6 diameter is connected with base station interface portion 1, location portion 7 welded fastening is in the less one end of connecting portion 6 diameter, be convenient for insert the planting body through location portion 7 and realize the location and the injecing to whole planting tooth base station, can also avoid base station interface portion 2 and the easy deflection fracture of junction of planting body simultaneously, realize connecting the different base station interface portion 1 of diameter and location portion 7 through connecting portion 6 of circular cone platform shape in addition, play the effect of injecing simultaneously also, avoid base station interface portion 1 excessively to inserting in the planting body. The communicating hole 9 penetrates through the connecting part 6 and the positioning part 7, so that a fixing screw can be fixed in the implant through the communicating hole 9 penetrating through the connecting part 6 and the positioning part 7, and the implant abutment and the implant can be fixedly connected.

As shown in figures 1-8, the base station gum penetrating part 2 is formed by fixedly connecting a plurality of layers of conical structures with different tapers, so that the base station gum penetrating part 2 with different tapers of a plurality of layers is more attached to the gum, the stress can be effectively dispersed, the combination of an implant and the base station is increased, meanwhile, the bacteria immersion can be effectively avoided, and the success rate of the implant operation and the durability of the use of a patient are improved.

As shown in fig. 8, the maximum diameter and the minimum diameter of the end surface of the abutment penetrating the gum part 2 adjacent to the cone frustum-shaped structures with different tapers are the same, so that the whole abutment penetrating the gum part 2 and the gum can be conveniently attached, the stress can be effectively dispersed, and the invasion of bacteria can be avoided. Certainly, the base station is worn the maximum diameter and the minimum diameter of the terminal surface that 2 adjacent different tapering circular cone frustum shape structures of gum portion are connected and can also be inequality for there is the multilayer interval between gum portion 2 and the gum is worn to whole base station, and the gum portion joint laminating is worn to the gum of being convenient for and base station, dispersion stress that can be better plays multiple protection simultaneously, avoids the bacterium to invade.

As shown in figure 9, the implant abutment with the limiting block on the outer surface of the interface part is characterized in that a shoulder part 11 is welded and fixed between the abutment gum penetrating part 2 and the abutment crown part 3, so that the abutment gum penetrating part 11 is convenient to limit the abutment gum, the abutment gum penetrating part 2 is prevented from being close to the abutment crown transition, and the injury to the gum is avoided. The shoulder part 11 is provided with a through hole with the diameter larger than that of the crown part 3 of the abutment, so that a detention groove 12 is formed between the shoulder part 11 and the crown part 3 of the abutment, the detention groove 12 is convenient for limiting and detaining the adhesive, and the adhesive is prevented from entering the gingival crevice.

As shown in figures 1-3, the implant abutment with the limiting block on the outer surface of the interface part is characterized in that the outer surface of the abutment crown 3 is provided with a single or two symmetrically arranged tangent planes 8 arranged along the length direction of the abutment crown 3, and the tangent planes 8 are planes or arc-shaped planes recessed in the radial direction of the abutment crown, so that the dental crown can be conveniently clamped through the single or two tangent planes 8, and the dental crown is prevented from rotating relative to the abutment crown 3, and the dental crown is prevented from loosening and breaking away.

As shown in fig. 4-5, the implant abutment with the limiting block on the outer surface of the interface part is characterized in that the outer surface of the abutment crown 3 is provided with a plurality of tangent planes 8 arranged along the length direction of the abutment crown 3, the tangent planes 8 are flat and a plurality of the tangent planes 8 are distributed annularly, so that the abutment crown 3 forms a polyhedral prism structure, the abutment crown 3 is more firmly connected with the abutment crown 3, and the abutment crown can be prevented from rotating relative to the abutment crown 3.

As shown in fig. 6-7, the implant abutment with the limiting block on the outer surface of the interface part is characterized in that a plurality of protruding ribs 8.1 arranged along the length direction of the abutment crown 3 are arranged on the outer surface of the abutment crown 3, and each protruding rib 8.1 is annularly distributed on the outer surface of the abutment crown 3, so that the dental crown and the abutment crown 3 are connected in a clamping manner more firmly, and the dental crown is prevented from rotating relative to the abutment crown 3.

As shown in figures 1-9, the implant abutment with the limiting block on the outer surface of the interface part has the advantages that the tangent plane 8 is arranged at one end, far away from the gingival penetrating part 2, of the abutment crown part 3, so that the dental crown is limited conveniently, and the dental crown is prevented from being close to the gingival penetrating part 2 of the abutment to cause compression injury to the gum. The diameter that the one end of base station coronal side 3 kept away from the base station and worn gum portion 2 is less than the diameter that base station coronal side 3 was close to the one end that the base station penetrated gum portion 2, is convenient for install the crown of tooth, can fill more binders between base station coronal side 3 and the crown of tooth simultaneously for the crown of tooth bonds with base station coronal side 3 more firmly.

As shown in figure 11, the implant abutment with the limiting block on the outer surface of the interface part is characterized in that the abutment gum penetrating part 2 is in a cone frustum shape, and the diameter of one end, far away from the abutment interface part 1, of the abutment gum penetrating part 2 is smaller than or equal to the diameter of one end, close to the abutment crown side 3, of the abutment gum penetrating part 2, so that the abutment gum penetrating part 2 can penetrate through the gum. The outer surface of base station hat side 3 has been seted up a plurality of tangent planes 8 of arranging along the length direction of base station hat side 3, and tangent plane 8 is the plane and a plurality of tangent plane 8 is the annular and distributes, is convenient for inject the dental crown through 8 joints of a plurality of tangent planes, avoids the dental crown to rotate after placing base station hat side 3, influences the effect of planting.

As shown in figure 10, the implant abutment with the limiting block on the outer surface of the interface part is characterized in that two tangent planes 8 which are symmetrically arranged are arranged on the outer surface of the abutment crown 3, the tangent planes 8 are planes and arc-shaped surfaces which are radially sunken towards the abutment crown 3, the dental crown is conveniently limited through clamping of the planes and the arc-shaped surfaces, and the dental crown is prevented from rotating after being placed on the abutment crown 3 to affect the implanting effect.

As shown in fig. 12, 13, the implant abutment with the limiting block on the outer surface of the interface part is provided, the base station gum penetrating part 2 is obliquely arranged on the plane of one end of the base station interface part 1, the base station crown part 3 is obliquely fixed on the end surface of the base station gum penetrating part 2 far away from the base station interface part 1, and the base station crown part 3 and the base station gum penetrating part 2 are vertically arranged on the end surface of the base station interface part 1, so that a movable included angle is formed between the base station crown part 3 and the base station interface part 1, the whole implant abutment can be conveniently adjusted according to dental restoration at different positions, and the implanted teeth are kept neat and attractive. The inclination angle of the abutment crown 3 to the vertical direction is 17-30 degrees, specifically 17 degrees, 17.5 degrees, 22.5 degrees, 30 degrees and the like, and the specific inclination angle can be adjusted and changed according to the position of the tooth required to be repaired, so that the repaired tooth is kept neat and beautiful.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A kind of implant dental base station that the outer surface of the interface part has a stopper, including base station interface part (1), base station gum-penetrating part (2) and base station crown side (3) of fixed connection in proper order, the axle center department of base station interface part (1), base station gum-penetrating part (2) and base station crown side (3) offers intercommunicating pore (9) that are linked together, the inner surface that base station gum-penetrating part (2) is fixed with spacing ring piece (10), its characterized in that, the outer surface of base station interface part (1) offers arc recess (4) that are the annular distribution, arc recess (4) internal fixation has a plurality of stopper (5) that are the annular distribution and protrude arc recess (4), the one end that base station gum-penetrating part (2) was kept away from to base station interface part (1) extends there is location portion (7), base station gum-penetrating part (2) comprises a plurality of layers of conical frustum structure fixed connection of different tapering, one end of the base station interface part (1) far away from the base station gum penetrating part (2) is fixed with a connecting part (6) in a cone frustum shape, the larger end of the diameter of the connecting part (6) is connected with the base station interface part (1), the smaller end of the diameter of the connecting part (6) is fixed with the positioning part (7), and the communicating hole (9) penetrates through the connecting part (6) and the positioning part (7).

2. A dental implant abutment with a limiting block on the outer surface of a connecting part according to claim 1, characterized in that a shoulder part (11) is fixed between the gingival penetrating part (2) and the abutment crown (3), and a through hole with a diameter larger than that of the abutment crown (3) is formed on the shoulder part (11), so that a detention groove (12) is formed between the shoulder part (11) and the abutment crown (3).

3. The dental implant abutment with the limiting block on the outer surface of the connecting port part according to claim 1, wherein the maximum diameter and the minimum diameter of the end surface of the abutment transgingival part (2) connected with the adjacent cone frustum structures with different tapers are the same.

4. The dental implant abutment with the limiting block on the outer surface of the connecting port part according to claim 1, wherein the maximum diameter and the minimum diameter of the end surface of the abutment transgingival part (2) connected with the adjacent cone frustum structures with different tapers are different.

5. The dental implant abutment with the limiting block on the outer surface of the connecting part according to claim 1, wherein the outer surface of the abutment coronal part (3) is provided with a single or two symmetrically arranged tangent planes (8) arranged along the length direction of the abutment coronal part (3), and the tangent planes (8) are planes or arc-shaped planes radially recessed towards the abutment coronal part.

6. The implant abutment with the limiting block on the outer surface of the connecting part according to claim 1, wherein the outer surface of the abutment crown (3) is provided with a plurality of tangent planes (8) arranged along the length direction of the abutment crown (3), the tangent plane (8) is a plane and the plurality of tangent planes (8) are distributed annularly.

7. The implant abutment with the limiting block on the outer surface of the connecting part according to claim 1, wherein the outer surface of the abutment crown (3) is provided with a plurality of ribs (8.1) arranged along the length direction of the abutment crown (3), and each rib (8.1) is annularly distributed on the outer surface of the abutment crown (3).

8. A dental implant abutment with a limiting block on the outer surface of the interface part according to claim 1, wherein the abutment transgingival part (2) is in a cone frustum shape, the diameter of one end of the abutment transgingival part (2) far away from the interface part (1) of the abutment is smaller than or equal to the diameter of one end of the abutment coronal part (3), the outer surface of the abutment coronal part (3) is provided with a plurality of tangent planes (8) arranged along the length direction of the abutment coronal part (3), the tangent planes (8) are flat, and the tangent planes (8) are distributed annularly.

9. The dental implant abutment with the limiting block on the outer surface of the connecting part according to claim 8, wherein the outer surface of the abutment coronal part (3) is provided with two symmetrically arranged tangent planes (8), and the tangent planes (8) are a plane and an arc-shaped plane which is radially concave towards the abutment coronal part.

10. A dental implant abutment with a limiting block on the outer surface of an interface part according to claim 1, characterized in that the plane of one end of the abutment transgingival part (2) far away from the interface part (1) of the abutment is obliquely arranged, the crown part (3) of the abutment is obliquely fixed on the end surface of the abutment transgingival part (2) far away from the interface part (1) of the abutment, the crown part (3) of the abutment is vertically arranged with the end surface of the abutment transgingival part (2) far away from the interface part (1) of the abutment, and the inclination angle of the crown part (3) of the abutment to the vertical direction is 17-30 degrees.