CN220213120U - Oral implant - Google Patents

Abstract

The utility model relates to the technical field of oral medical treatment, in particular to an oral implant, which comprises an implant nail and a base, wherein a column cavity is arranged in the center of the top of the implant nail, a plurality of limit grooves are circumferentially arranged on the wall of the column cavity, a round groove is arranged in the center of the top surface of the base, a threaded hole is vertically arranged in the middle of the bottom surface of the round groove, a cylindrical shell is fixedly butted at the position of the bottom surface of the base corresponding to the bottom end of the threaded hole, a limit block is clamped on the side wall of the cylindrical shell in a sliding manner along the radial direction, the outer end of the limit block is clamped and matched with the limit groove, a central bolt is sleeved in the threaded hole, the bottom end of the central bolt is connected with a jacking column, the jacking column is sheathed and matched with the inner cavity of the cylindrical shell in a sliding manner, and the bottom end of the jacking column is provided with a hemisphere; solves the problem that the overall stability of the implant is affected by poor positioning effect between the abutment and the implant nail in the oral implant.

Description

Oral implant

Technical Field

The utility model relates to the technical field of oral medical treatment, in particular to an oral implant.

Background

The implant is also called artificial implant, not true implant natural teeth, but pure titanium metal with high compatibility with human bone is manufactured into implant nails similar to tooth roots through precise design in a medical mode, the implant nails are implanted into alveolar bones of a tooth-missing area in a surgical minor operation mode, after 1-3 months, after the implant nails are tightly adhered to the alveolar bones, a base is installed on the implant nails, and then a porcelain crown is installed on the base. The implant can obtain the repairing effect very similar to the functions, structures and attractive effects of the natural teeth, and has become the preferred repairing mode for more and more dental deficiency patients.

At present, an oral implant adopts a threaded connection mode to connect an implant nail and a base station, but the connection mode cannot effectively position an upper structure and a lower structure, when external force is large, the situation that a dental crown is inclined easily occurs, and the overall stability of an implant is seriously affected.

Disclosure of Invention

The utility model aims to provide an oral implant which is used for solving the problem that the overall stability of an implant is affected due to poor positioning effect between a base station and an implant nail in the oral implant in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oral implant, includes planting nail and base station, the center at planting nail top is equipped with the post chamber, be equipped with a plurality of spacing grooves along circumference on the post chamber inner chamber wall, base station top surface center is equipped with the circular slot, the middle part of circular slot bottom surface is along vertical being equipped with the screw hole, the base station bottom surface corresponds the fixed butt joint in position of screw hole bottom has the cylindricality casing, the lateral wall of cylindricality casing is along radial slip card to be equipped with the stopper, the outer end of stopper with spacing groove joint matches, threaded hole thread bush is equipped with central bolt, the bottom of central bolt is connected with the spliced pole, the spliced pole with the inner chamber slip of cylindricality casing is cup jointed and is matees, the bottom of spliced pole is equipped with the hemisphere.

Preferably, the limiting block comprises an arc block and an inserting block integrally formed in the middle of the outer cambered surface of the arc block, a plurality of side grooves are formed in the side wall of the inner cavity of the cylindrical shell along the circumferential direction, through holes are formed in the middle of the side grooves, the arc top of the arc block is clamped in the side grooves, and the inserting block is clamped in the through holes in a sliding mode.

Preferably, at least two groups of side grooves are vertically formed in the side wall of the inner cavity of the cylindrical shell.

Preferably, a connector is integrally formed at the top end of the top column, and the connector is rotationally sleeved at the center of the bottom surface of the center bolt.

Preferably, the central bolt is an inner hexagon bolt.

Compared with the prior art, the utility model has the beneficial effects that:

when the oral implant is used for installing the abutment, the cylindrical shell at the bottom of the implant is directly inserted into the cylindrical cavity of the implant nail, and the central bolt is installed, so that the limit block is pushed when the jacking column is sleeved downwards along the inner cavity of the cylindrical shell, and the limit block radially slides and is inserted into the limit groove, thereby facilitating the stable connection between the abutment and the implant nail, and the abutment and the implant nail are better in integrity.

Drawings

FIG. 1 is a schematic cross-sectional view of the whole structure of the present utility model;

FIG. 2 is a schematic view of the front view of the planting nail of the present utility model;

FIG. 3 is a schematic view of the cross-sectional structure of the A-A in FIG. 2 according to the present utility model;

FIG. 4 is a schematic diagram of a front view of a base station according to the present utility model;

FIG. 5 is a schematic perspective view of a center bolt of the present utility model;

FIG. 6 is a schematic perspective view of a jack post according to the present utility model;

fig. 7 is a schematic perspective view of a stopper according to the present utility model.

In the figure: 1-planting nails; 11-column cavity; 12-a limit groove;

2-base station; 21-a cylindrical housing; 22-round grooves; 23-a threaded hole; 24-side grooves; 25-through holes;

3-a center bolt;

4-jacking columns; 41-a connector; 42-hemisphere;

5-limiting blocks; 51-arc blocks; 52-plug-in block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, the utility model provides a technical scheme, the oral implant comprises an implant nail 1 and a base 2, wherein a column cavity 11 is arranged in the center of the top of the implant nail 1, a plurality of limit grooves 12 are circumferentially arranged on the inner cavity wall of the column cavity 11, a round groove 22 is arranged in the center of the top surface of the base 2, a threaded hole 23 is vertically arranged in the middle of the bottom surface of the round groove 22, a cylindrical shell 21 is fixedly butted at the position of the bottom surface of the base 2 corresponding to the bottom end of the threaded hole 23, a limit block 5 is clamped on the side wall of the cylindrical shell 21 in a sliding manner along the radial direction, the outer end of the limit block 5 is clamped and matched with the limit groove 12, a center bolt 3 is sleeved in the threaded hole 23 in a threaded manner, a jack post 4 is connected to the bottom end of the center bolt 3, the jack post 4 is sheathed and matched with the inner cavity of the cylindrical shell 21 in a sliding manner, and a hemisphere 42 is arranged at the bottom end of the jack post 4.

In summary, when the implant is installed, firstly, the implant nail 1 is installed in a drilling hole on the tooth socket; when the abutment 2 is installed, the cylindrical shell 21 is inserted into the cylindrical cavity 11, then the jacking column 4 is sleeved into the inner cavity of the cylindrical shell 21 through the circular groove 22 and the threaded hole 23, the center bolt 3 is screwed into the threaded hole 23, when the center bolt 3 is screwed, the jacking column 4 is sleeved downwards along the cylindrical shell 21, the hemispherical body 42 applies radial thrust to the limiting block 5, so that the outer end of the limiting block 5 is correspondingly inserted into the limiting groove 12, the abutment 2 and the planting nails 1 are installed, and finally the porcelain dental crown is installed on the abutment 2 by using an adhesive.

The limiting block 5 comprises an arc block 51 and an inserting block 52 integrally formed in the middle of the outer cambered surface of the arc block 51, a plurality of side grooves 24 are formed in the side wall of the inner cavity of the cylindrical shell 21 along the circumferential direction, a through hole 25 is formed in the middle of the side groove 24, the arc top of the arc block 51 is clamped in the side groove 24, the inserting block 52 is slidably clamped in the through hole 25, the hemispheroids 42 directly apply radial thrust to the arc block 51, the arc block 51 is finally and completely clamped in the side groove 24, and the inserting block 52 is sleeved along the through hole 25 until the outer end of the inserting block is clamped in the limiting groove 12.

In order to improve the connection stability of the base 2 and the planting nails 1, at least two groups of side grooves 24 are vertically arranged on the side wall of the inner cavity of the cylindrical shell 21.

The top integrated into one piece of jack-prop 4 has connector 41, and connector 41 rotation suit is in the center of center bolt 3 bottom surface for the in-process that center bolt 3 and screw hole 23 match, jack-prop 4 can take place relative rotation between 3 with the center bolt, thereby reduces the resistance of screwing in center bolt 3.

In order to reduce the size of the circular groove 22, the center bolt 3 can be conveniently screwed, the center bolt 3 is an inner hexagonal bolt, and the screwing of the center bolt 3 can be rapidly completed by adopting an inner hexagonal wrench.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an oral implant, includes planting nail (1) and base station (2), its characterized in that: the utility model discloses a planting nail, including planting nail (1), post chamber (11), be equipped with a plurality of spacing grooves (12) along circumference on post chamber (11) inner chamber wall, base (2) top surface center is equipped with circular slot (22), the middle part of circular slot (22) bottom surface is equipped with screw hole (23) along vertical, base (2) bottom surface is corresponding the fixed butt joint in position of screw hole (23) bottom has cylindricality casing (21), stopper (5) are equipped with along radial slip card to the lateral wall of cylindricality casing (21), the outer end of stopper (5) with spacing groove (12) joint matches, screw hole (23) internal thread cover is equipped with center bolt (3), the bottom of center bolt (3) is connected with spliced pole (4), spliced pole (4) with the inner chamber slip of cylindricality casing (21) is cup jointed and is matchd, the bottom of spliced pole (4) is equipped with hemisphere (42).

2. An oral implant according to claim 1, wherein: stopper (5) include arc piece (51) and integrated into one piece in inserted block (52) at arc piece (51) extrados middle part, cylindricality casing (21) inner chamber lateral wall is equipped with a plurality of side grooves (24) along circumference, side groove (24) middle part is equipped with through-hole (25), arc piece (51) arc top joint in side groove (24), inserted block (52) slip joint in through-hole (25).

3. An oral implant according to claim 2, wherein: at least two groups of side grooves (24) are vertically formed in the side wall of the inner cavity of the cylindrical shell (21).

4. An oral implant according to claim 1, wherein: the top end of the top column (4) is integrally formed with a connector (41), and the connector (41) is rotationally sleeved at the center of the bottom surface of the center bolt (3).

5. An oral implant according to claim 1, wherein: the central bolt (3) is an inner hexagon bolt.