CN217014279U

CN217014279U - Protective cap and implant subassembly of oral implant body base station

Info

Publication number: CN217014279U
Application number: CN202220129487.3U
Authority: CN
Inventors: 程锦涛; 金美顺
Original assignee: Vision Medical Technology Guangdong Co ltd
Current assignee: Vision Medical Technology Guangdong Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-07-22
Anticipated expiration: 2032-01-18

Abstract

The utility model belongs to the technical field of dentistry, and relates to a protective cap of an oral implant abutment and an implant assembly, wherein the protective cap comprises a screw through hole, a platform, an abutment accommodating cavity and an abutment second matching plane; the screw through hole is a countersunk hole and is positioned at the concave part at the upper end of the protective cap, the platform is positioned at the upper part of the protective cap, the base station accommodating cavity is arranged in the protective cap, the inner wall of the base station accommodating cavity is provided with a base station matching inclined plane, the base station matching inclined plane is arranged around the base station accommodating cavity, the cross-sectional area of the base station accommodating cavity is gradually increased along the axial direction of the protective cap and the direction far away from the screw through hole, and a second matching plane of the base station is positioned at the lower part of the protective cap and is arranged around the base station accommodating cavity; the protective cap has the advantages that the protective cap is provided with the base platform matching inclined plane, so that the protective cap has good clamping force and can be tightly matched with the base platform, the technical problem that the protective cap is easy to loosen and fall off in the dismounting process is solved, and the safety and the convenience of operation are improved.

Description

Protective cap and implant subassembly of oral implant body base station

Technical Field

The utility model relates to the technical field of dentistry, in particular to a protective cap of an oral implant abutment and an implant assembly.

Background

Restoration of the edentulous area of the mouth has a variety of functions including improving aesthetics, improving chewing, retaining the alveolar bone, and providing a bite stop for repeatable occlusion. Dental implants are procedures that replace a missing tooth with a dental implant. The placement of the implant is usually done in four stages, and in the third stage, after the dentist has attached the abutment to the implant, it is necessary to cover and protect the abutment fastened to the implant with a protective cap, preventing accidents, until the removal of the protective cap is completed after the customization of the crown.

When the existing protective cap is assembled with a base station or disassembled from the base station, the protective cap is easy to loosen and fall off, which is inconvenient to operate, may cause medical accidents and has poor safety.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the above disadvantages and shortcomings of the prior art, the present invention provides a protective cap for an oral implant abutment and an implant assembly, which solves the technical problem that the conventional protective cap is easy to loosen and fall off when being assembled with or disassembled from the abutment.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the main technical scheme that:

in a first aspect, an embodiment of the present invention provides a protective cap for an oral implant abutment, including a screw through hole, a platform, an abutment accommodating cavity, and a second abutment mating plane; the screw through-hole is the counter bore, be located the interior recess of the upper end of the upper portion of protective cap, the platform is located the upper portion of protective cap, the base station holds the chamber and sets up in the protective cap, the inner wall that the base station held the chamber is provided with base station cooperation inclined plane, base station cooperation inclined plane holds the chamber around the base station and sets up, along the axis direction of protective cap, and keep away from the direction of screw through-hole, the base station holds the cross sectional area in chamber and increases gradually, base station second cooperation plane is located the lower part of protective cap, and hold the chamber around the base station and set up, base station cooperation inclined plane and base station tight fit, make the protective cap chucking on the base station.

According to the protective cap of the oral implant abutment provided by the embodiment of the utility model, the abutment matching inclined plane is arranged on the inner wall of the accommodating cavity of the abutment, so that the protective cap has good clamping force, the protective cap is tightly matched with the abutment in the dismounting process, and the technical problem that the protective cap is easy to loosen and fall off is solved.

Optionally, a first base station matching plane is arranged at the top of the base station accommodating cavity and connected with the screw through hole.

Optionally, a first gum abutting surface is arranged at the upper end of the upper part of the protective cap, and the first gum abutting surface is arranged around the screw through hole and has an arc-shaped cross section.

Optionally, a second gum attaching inclined plane is arranged at the lower end of the platform, extends downwards and inwards and is connected with a second matching plane of the abutment.

In a second aspect, embodiments of the present invention provide an implant assembly including a protective cap.

(III) advantageous effects

Compared with the prior art, the protective cap and the implant component of the oral implant abutment have the following advantages:

1. because the inner wall in the base station accommodating cavity of the protective cap is provided with the base station matching inclined plane, the protective cap has good clamping force, the protective cap is tightly matched with the base station in the dismounting process, the technical problem that the protective cap is easy to loosen and fall is solved, the convenience and the safety of the operation are greatly improved, the operation time is shortened, and better medical experience is provided for patients.

2. The protective cap seals the fixing hole of the abutment, prevents foreign matters from entering, dental calculus from growing or gum tissues from growing into the fixing hole, protects the abutment from being damaged by food and debris in the oral cavity, and does not influence the daily life of a patient.

3. The protective cap is provided with the first matching plane of the base platform and the second matching plane of the base platform, and the stressed contact area of the protective cap and the base platform is larger, so that the protective cap is more stably and firmly combined with the base platform and is not easy to loosen and fall off.

4. The protective cap sets up the first binding face of gum and gum second laminating inclined plane, has promoted the laminating degree of gum and protective cap greatly.

Drawings

Figure 1 is a schematic perspective view of a protective cap of an oral implant abutment and a protective cap of an embodiment of an implant assembly according to the utility model;

figure 2 is an exploded view of the implant assembly of an embodiment of the protective cap and the implant assembly of an oral implant abutment of the present invention;

figure 3 is a schematic cross-sectional view of an implant assembly of an embodiment of a protective cap and an implant assembly of an oral implant abutment of the utility model (the implant is not shown);

FIG. 4 is an enlarged schematic view at A in FIG. 3;

fig. 5 is a perspective view of an oblique abutment of the embodiment of the protective cap and the implant assembly of the oral implant abutment of the present invention.

[ description of reference ]

1: a protective cap; 11: a screw through hole; 12: a first gum fitting surface; 13: a platform; 14: a gum second attaching inclined plane; 15: a first matching plane of the base station; 16: the base platform is matched with the inclined plane; 17: a second matching plane of the base station;

2: a screw;

3: a base station; 31: a boss; 311: a fixing hole; 312: a first plane; 313: a first inclined surface; 314: a second inclined surface; 32: a second plane;

4: and (4) planting a body.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present embodiments of the utility model, which are illustrated in the accompanying drawings. In this specification, the terms "upper" and "lower" are used with reference to the orientation of fig. 3, the direction of the protective cap 1 is "upper", and the direction of the abutment 3 is "lower".

The embodiment of the utility model provides a protective cap of an oral implant abutment and an implant assembly, wherein the protective cap comprises a screw through hole, a platform, an abutment accommodating cavity and a second matching plane of the abutment; the screw through hole is a countersunk hole and is positioned at the concave part at the upper end of the protective cap, the platform is positioned at the upper part of the protective cap, the base station accommodating cavity is arranged in the protective cap, the inner wall of the base station accommodating cavity is provided with a base station matching inclined plane, the base station matching inclined plane is arranged around the base station accommodating cavity, the cross-sectional area of the base station accommodating cavity is gradually increased along the axial direction of the protective cap and in the direction far away from the screw through hole, and the second matching plane of the base station is positioned at the lower part of the protective cap and is arranged around the base station accommodating cavity; the protective cap is provided with the base platform matching inclined plane, so that the protective cap has good clamping force and can be tightly matched with the base platform, the technical problem that the protective cap is easy to loosen and fall off in the dismounting process is solved, and the safety and the convenience of operation are improved.

In order to better understand the above technical solution, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the utility model are shown in the drawings, it should be understood that the utility model can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

In one aspect, embodiments of the present invention provide a protective cap for an oral implant abutment.

Referring to fig. 1 to 3, the upper end of the upper portion of the protective cap 1 is provided with a screw through hole 11 and a first gum attaching surface 12, the screw through hole 11 is a countersunk hole, and the first gum attaching surface 12 is an arc surface surrounding the screw through hole 11. The upper part of the protective cap 1 is provided with a platform 13 with an extending height, the lower end of the platform 13 is provided with a second matching inclined plane 14 for gingiva, and the second matching inclined plane 14 for gingiva extends inwards and downwards. The interior base station that establishes of protective cap 1 holds the chamber, hold the head of base station 3, the base station is provided with the first cooperation plane 15 of base station on holding the top in chamber, screw through-hole 11 meets with the first cooperation plane 15 of base station, be provided with base station cooperation inclined plane 16 on its inner wall, base station cooperation inclined plane 16 centers on the base station and holds the circumferential direction setting in chamber to meet with the first cooperation plane 15 of base station, the lower extreme that the base station held the chamber is provided with base station second cooperation plane 17, base station second cooperation plane 17 centers on the peripheral edge setting that the cavity was held to the base station, and meet with gum second cooperation inclined plane 14.

In another aspect, embodiments of the present invention provide an implant assembly. The implant assembly comprises a protective cap 1, a screw 2, a base 3 and an implant 4.

Referring to fig. 2, the abutment 3 is a horizontal abutment, and includes a head and an implant fitting portion, the head is provided with a boss 31 and a second plane 32, and the second plane 32 is disposed at the bottom end of the boss 31 and surrounds the boss 31. The boss 31 is provided with a fixing hole 311, a first plane 312, a first inclined surface 313 and a second inclined surface 314; the first plane 312 is disposed on the top end surface of the boss 31, the first inclined surface 313 is disposed around the first plane 312 and connected to the first plane 312, the second inclined surface 314 is disposed at the lower end of the boss 31 and connected to the first inclined surface 313, and the adjacent second inclined surfaces 314 are connected or alternately disposed.

The implant matching part of the base 3 is positioned at the lower end of the base 3, and is provided with a screw rod which is inserted into the implant 4 and is in threaded connection with the implant 4 to fix the base 3 and the implant 4 together.

Referring to fig. 3 to 4, in an actual use state, the base matching inclined plane 16 is tightly matched with the first inclined plane 313 of the base 3, the base second matching plane 17 is abutted against the second plane 32 of the base 3, the screw 2 is placed in the screw through hole 11 of the protective cap 1, the screw rod thereof penetrates through the protective cap 1 to be matched with the fixing hole 311 of the base 3, so that the protective cap 1 and the base 3 are fixed together, and the head of the base 3 is sealed and protected.

In practical applications, the first mating plane 15 of the base of the protective cap 1 may or may not abut the first plane 312 of the base 3.

Referring to fig. 5, the abutment 3 engaged with the protective cap 1 may be an oblique abutment, compared with the horizontal abutment, the implant engaging portion of the oblique abutment is not provided with a screw, and the boss 31 is additionally provided with a notch allowing a fastening screw of the abutment to pass through, an included angle is formed between the implant engaging portion of the oblique abutment and the head, the included angle is greater than 0 degree and less than or equal to 30 degrees, and the rest structures are kept unchanged.

The protective cap 1 is sleeved on the head of the abutment 3 to prevent foreign matters from entering, tartar from growing or gum tissues from growing into the fixing hole 311 of the abutment 3, so that the abutment 3 is not damaged by food and debris in the oral cavity in the period before the dental crown is customized, and the daily life of a patient is not influenced. Because the inner wall of the base station accommodating cavity of the protective cap 1 is provided with the base station matching inclined plane 16, the protective cap 1 has good clamping force and is tightly matched with the base station 3 in the dismounting process, the technical problem that the protective cap 1 is easy to loosen and fall off is solved, the convenience and the safety of the operation are greatly improved, the operation time is shortened, and better medical experience is provided for patients. The protective cap 1 is provided with the first matching plane 15 and the second matching plane 17 of the base platform, and the stressed contact area of the protective cap 1 and the base platform 3 is larger, so that the protective cap 1 is more firmly and firmly combined with the base platform 3 and is not easy to loosen and fall off. The protective cap 1 is provided with a gum first attaching surface 12 and a gum second attaching inclined surface 14, so that the attaching degree of the gum and the protective cap 1 is greatly improved.

In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description of the present specification, the description of "one embodiment", "some embodiments", "examples", "specific examples" or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a protective cap of oral implant base station which characterized in that: the device comprises a screw through hole (11), a platform (13), a base station accommodating cavity and a base station second matching plane (17); the screw through hole (11) is a countersunk hole and is positioned in an inward concave part at the upper end of the upper part of the protective cap (1), the platform (13) is positioned at the upper part of the protective cap (1), the base station accommodating cavity is arranged in the protective cap (1), the inner wall of the base station accommodating cavity is provided with a base station matching inclined plane (16), the base station matching inclined plane (16) is arranged around the base station accommodating cavity, the cross-sectional area of the base station accommodating cavity is gradually increased along the axial direction of the protective cap (1) and in the direction away from the screw through hole (11), and the second base station matching plane (17) is positioned at the lower part of the protective cap (1) and is arranged around the base station accommodating cavity; the base platform matching inclined plane (16) is in tight fit with the base platform (3) so that the protective cap (1) is clamped on the base platform (3).

2. The protective cap for an oral implant abutment of claim 1, wherein: the top in base station holding cavity is provided with the first cooperation plane of base station (15), the first cooperation plane of base station (15) with screw through-hole (11) meet.

3. A protective cap for an oral implant abutment as claimed in claim 1, wherein: the upper end of the upper portion of the protective cap (1) is provided with a first gum attaching surface (12), the first gum attaching surface (12) surrounds the screw through hole (11), and the cross section of the first gum attaching surface is arc-shaped.

4. The protective cap for an oral implant abutment of claim 1, wherein: the lower extreme of platform (13) is provided with gum second laminating inclined plane (14), gum second laminating inclined plane (14) downwardly extending inwards, and with abutment second cooperation plane (17) meet.

5. An implant assembly, comprising: comprising a protective cap (1) according to any one of claims 1 to 4.