KR101930797B1 - Implant apparatus with preservation function of extraction socket - Google Patents

Abstract

Disclosed is an implant apparatus capable of preserving blood clots inside an extraction socket while being operated on the extraction socket where a tooth is extracted. The implant apparatus comprises: a fixture accommodated to the extraction socket where the tooth is extracted while being fixed on an alveolar bone, and having a screw hole forming a fastening portion of abutment in which artificial teeth are installed therein; and an extraction socket cover screw which is detachably fastened to a screw hole of the fixture before the abutment is performed and provides a seam region on peripheral gums of the extraction socket while shielding the upper part of the extraction socket, thereby being able to preserve blood clots inside the extraction socket.

Description

[0001] IMPLANT APPARATUS WITH PRESERVATION FUNCTION OF EXTRACTION SOCKET [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to an implant device, and more particularly, to an implant device having an extraction and preservation function capable of preserving an extraction and inner blood clot while being performed on an extracted extraction tooth.

Generally, an implant refers to a replacement for restoring the function of teeth by fixing a prosthesis after attaching a fixture to an alveolar bone in which a natural root has disappeared to support an artificial tooth when the natural tooth is lost.

These implants require that the artificial material be inserted into the bone or under the periosteum, and a part thereof must be exposed to the oral cavity through the mucosa to receive the continuous occlusal force, so that the material should be biologically favorable to the surrounding living tissue and morphologically deformed by the occlusal pressure It is required to have no characteristics.

In order to obtain the normal function of the prosthesis after normal implantation, it is necessary to wait for about 6 months for extraction of teeth after extraction of tooth before implantation, The implant should be placed at least two years after the extraction with bone defects and at least one year after the extraction with bone defects. It is possible to attach the final prosthesis.

In contrast, in order to shorten the duration of the implant procedure and prevent the reduction of the alveolar bone width due to the extraction, depending on the fracture caused by the trauma or the patient's request, the implant can be performed simultaneously with the removal of the damaged tooth, It is called 'immediate landing'.

In the case of the immediate implantation as described above, since the extracted teeth and the alveolar bone and the gums are shortened, the fixture constituting the implant is placed in the alveolar bone and the bone and the bone graft material are filled in the alveolar bone so that the healing can be accomplished. do.

For this purpose, a method of shielding the extraction and space by extensively resecting the insufficient gingiva and then suturing the insufficient gingiva is used. However, this method has a problem in that it entails a lot of cost, swelling and pain accompanying the patient, There is a problem that an increase in operation time and a high degree of difficulty are required.

As a related prior art, Korean Patent Publication No. 10-2010-0025369 discloses a bone graft fixture for an implant.

The prior art described above is configured to shield an extraction tooth filled with a bone graft material using a separate shielding film, and is provided with a shielding film fixture for fixing the shielding film.

This prior art has a problem in that the structure is complicated and the shielding film is easily separated from the fixture because the extraction wire is shielded through the separate shielding film in addition to the structure of the fixture placed in the alveolar bone.

On the other hand, the background art described above is technical information acquired by the inventor for the derivation of the present invention or obtained in the derivation process of the present invention, and can not necessarily be a known technology disclosed to the general public before the application of the present invention .

Embodiments disclosed herein can preserve the extraction and inner blood clots by shielding the upper part of the extraction while being performed on the extracted extraction part and provide a sealing part of the peripheral gums in a state of shielding the extraction part, And to provide an implant device having an extraction and preservation function that can easily shield an extraction and a space.

It is also an object of the present invention to provide an implant device having an extraction and preservation function capable of providing a variety of structures for securing a suture for suturing a gum.

In addition, the embodiments disclosed herein can provide a space in which a blood clot can be accommodated in a neck portion formed between a screw body and a cover head, and the bone graft material is included by joining a separate shielding film to the neck portion The purpose of this study is to propose an implant device capable of preserving blood clots.

It is another object of the present invention to provide an implant device having an extraction and preservation function capable of shielding an extraction opening and a cover through a separate shielding film together with the cover head disclosed in this specification.

According to an aspect of the present invention, there is provided an implant device having an extraction and storage function according to an embodiment of the present invention. The implant device includes an extraction part fixed to an alveolar bone while being accommodated in an extracted extraction tooth, A fixture having a screw hole; And separating the detachment from the screw hole of the fixture prior to the abutment being performed, thereby shielding the upper part of the extraction piece and providing a septation area between the extraction part and the peripheral gum to preserve the extraction and internal blood clots Includes extraction and cover screws.

According to an embodiment of the present invention, the extraction and cover screw may include a screw body having a screw portion corresponding to a screw hole of the fixture formed along the longitudinal direction and detachably fixed to the fixture; A cover head provided at an upper end of the screw body and formed in a plate shape having a predetermined area to shield an upper portion of the extraction body; And a suture holder provided on the cover head to provide a suture fixation part for suturing the extracted tooth and the peripheral gingiva.

In addition, the suture holder according to an embodiment may include a suture threading hole formed through a plurality of through-holes formed at predetermined intervals along the circumference of the cover head, and the suture thread is inserted and fixed while passing through the suture thread.

The suture holder according to one embodiment may further include a through hole protrusion formed on an inner wall of the suture threading hole to form an engagement portion of the suture thread.

According to another embodiment, the suture holder may include a suture latching protrusion formed by protruding a plurality of protrusions formed at predetermined intervals along the surface of the cover head to form an engagement portion of the suture.

According to another embodiment of the present invention, the suture holder includes a projection receiving groove formed in a groove shape on the surface of the cover head to accommodate the suture latching pawl while accommodating the suture latching pawl at a lower height than the surface of the cover head And the like.

According to an embodiment of the present invention, the extraction and cover screw may further include a neck portion having a thickness smaller than that of the screw main body while forming a connecting portion between the screw main body and the cover head.

In addition, the neck portion according to an embodiment may accommodate blood clots with the extraction opening in the receiving groove while forming a receiving groove having a semicircular cross-sectional shape along the circumference between the main body and the cover head.

According to an embodiment of the present invention, the extraction screw and the cover screw are formed in a state separated from the screw main body and formed of a film having a predetermined area, which is fitted to the neck portion and faces the bottom surface of the cover head, And a shielding film for shielding an upper portion of the extraction tool together with the head.

Further, the cover head according to one embodiment may be curved in a concave shape toward the lower part, and the center part may protrude toward the extraction tooth.

According to any one of the above-mentioned means for solving the problems, the cover head constituting the extraction screw and the cover screw can shield the upper portion of the extraction opening, thereby preserving the extraction and internal blood clotting, It is possible to provide an implant device having an extraction and storage function capable of reducing the pain of a patient while allowing a suture holder to be provided with a fixing part of a suture for suturing the gum.

In addition, according to any one of the above-mentioned means for solving the problems, when the suture holder is formed as the suture threading hole, the suture thread can be fixed more firmly. When the suture threading hole is provided in the side wall of the suture threading hole, It is possible to provide an implant device having an extraction function and a storage function that can be fixed by being hooked on the through hole projections without being passed through the holes.

Further, according to any of the above-mentioned means for solving the problems, when the suture holder is composed of the suture latching protrusion and the projection receiving groove, it is not necessary to form a through hole on the surface of the cover head, The present invention can provide an implant device having an extraction and preservation function that can be used.

In addition, according to any one of the above-mentioned problems, since the neck portion provided between the screw body and the cover head forms a receiving groove having a semicircular cross-sectional shape along the circumference, a space in which the blood clot can be accommodated is provided, It is possible to provide an implant device having an extraction and preservation function that can prevent leakage of the bone graft material injected into the extraction port from the extraction port when the shielding membrane is coupled to the neck portion.

In addition, according to any one of the above-mentioned means for solving the problems, when the cover head is curved concavely toward the lower side, the angle of the suture through hole can be inclined so that the needle for sealing the gum can be more easily inserted into the suture through- So that an easy procedure can be achieved.

The effects obtained in the disclosed embodiments are not limited to the effects mentioned above, and other effects not mentioned are obvious to those skilled in the art to which the embodiments disclosed from the following description belong It can be understood.

1 is a perspective view showing an implanting state of an implant device having an extraction and preservation function according to an embodiment.
2 is a perspective view illustrating an implant device having an extraction and storage function according to an embodiment.
3 is an exploded perspective view illustrating an implant device having an extraction and storage function according to an embodiment.
FIG. 4 is a longitudinal sectional view showing an implanting state of an implant device having an extraction and preservation function according to an embodiment. FIG.
5 is a longitudinal sectional view showing another embodiment of the cover screw shown in Fig.
6 is a longitudinal sectional view showing still another embodiment of the cover screw shown in Fig.
7 is a longitudinal sectional view showing another embodiment of the cover head shown in Fig.

Various embodiments are described in detail below with reference to the accompanying drawings. The embodiments described below may be modified and implemented in various different forms. In order to more clearly describe the features of the embodiments, detailed descriptions of known matters to those skilled in the art are omitted. In the drawings, parts not relating to the description of the embodiments are omitted, and like parts are denoted by similar reference numerals throughout the specification.

Throughout the specification, when a configuration is referred to as being "connected" to another configuration, it includes not only a case of being directly connected, but also a case of being connected with another configuration in between. In addition, when a configuration is referred to as "including ", it means that other configurations may be included, as well as other configurations, as long as there is no specially contradicted description.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings.

2 is a perspective view showing an implant device having an extraction and preservation function according to an embodiment, and FIG. 3 is a perspective view showing an implant device having an extraction and storage function according to an embodiment. Is an exploded perspective view showing an implant device having an extraction and storage function according to an example. 4 is a vertical cross-sectional view showing another embodiment of the cover screw shown in Fig. 4, and Fig. 6 is a cross-sectional view showing another embodiment of the cover screw shown in Fig. 4 is a longitudinal sectional view showing still another embodiment of the cover screw shown in Fig. 4; Fig.

1 and 4, an implant device 10 having an extraction and preservation function according to an embodiment of the present invention is provided with an extraction tool 1 and an extraction tool 1, ) It is a device for smooth bone healing by preserving blood clots inside.

Specifically, the implant device 10 having an extraction and preservation function according to an embodiment may include the fixture 100 and the cover screw 200 as shown in FIGS.

The fixture 100 is a component for providing a fastening portion of an abutment in which an artificial tooth is installed in a state where the fixture 100 is placed on the alveolar bone 2 during an implant procedure.

The fixture 100 includes a male screw portion 110 formed on an outer circumferential surface thereof so as to be fixed to the alveolar bone 2 and includes a cover screw 200 and a screw hole 120 for fastening the artificial tooth abutment, May be formed in the vertical direction.

4, the fixture 100 is placed in the alveolar bone 2 through the male threaded portion 110 while being accommodated in the mouthpiece 1 and can be completely fixed through the bone healing period.

The cover screw 200 is a component that is detachably coupled to the screw hole 120 of the fixture 100 described above to shield an extraction portion and an upper portion of the extraction portion 1, thereby preserving the extraction portion and the blood clot within the (1).

The cover screw 200 is coupled to the fixture 100 during a bone healing period in which the fixture 100 is fully fixed to the alveolar bone 2 and shields the upper portion of the extraction tooth 1 and the fixture 100 after the bone healing period is completed. 100). ≪ / RTI >

In other words, the cover screw 200 is coupled to the fixture 100 during the healing period after the fixture 100 is placed, thereby preserving the extraction and the blood clot in the (1) while shielding the upper part of the extraction and (1) .

Here, as shown in FIGS. 1 and 4, the cover screw 200 is sewn through the suture holder 230, which is inserted into the inside of the gum, to facilitate smooth bone healing, (100) can be covered with the gums.

The cover screw 200 is detached from the fixture 100 and the abutment provided with the artificial teeth is fastened to the screw hole 120 of the fixture 100. [

Specifically, the cover screw 200 may comprise a screw body 210, a cover head 220, and a suture holder 230.

The screw main body 210 is a portion to be fastened to the fixture 100 and a threaded portion 211 corresponding to the threaded hole 120 of the fixture 100 is formed along the longitudinal direction to be detachably fastened to the fixture 100. [ .

The cover head 220 is a component for shielding the extraction part and the upper part of the (1). The cover head 220 may be fixed to the upper end of the screw body 210, and may be formed in a plate shape having a predetermined area.

The cover head 220 may be formed in a disc shape having a predetermined area to shield the upper part of the extraction part 1 and the upper part of the extraction part 1 by being formed of a polygonal plate.

A tool groove 221 is formed at the center of the cover head 220 to engage with a fastening tool and can be fastened to the fixture 100 while rotating together with the screw body 210 through a fastening tool.

The suture holder 230 is provided on the cover head 220 and is a component for providing a fixation part of the suture 230a for squeezing the extraction gums 1a and the peripheral gums 1a on the cover head 200. [

For example, the suture holder 230 may include a suture through-hole 231 as shown in FIGS.

The suture threading hole 231 forms a hole and forms a fixing portion of the suture thread 230a. A plurality of holes may be formed at regular intervals along the circumference of the cover head 220.

That is, the extracted teeth 1 a and the surrounding gums 1 a are sealed to the suture threading through holes 231 of the cover head 220 through the suture thread 230 a, thereby shielding the extracted teeth 1.

4, since the gums 1a are sealed to the suture threading through holes 231 of the cover head 220 in a state where the upper portion is shielded by the cover head 220, The inner blood clot can be shielded and the blood clot can be preserved smoothly.

5, the suture threading hole 231 may include through hole projections 232, respectively.

The through hole protrusion 232 provides a latching portion of the suture thread 230a and can be formed to protrude from the inner wall of the suture threading hole 231 so that the suture thread 230a can be caught.

Accordingly, the suture thread 230a can be fixed to the through hole protrusion 232 without passing through the suture thread through hole 231, and alternately engaged with the suture through hole 231 and the through hole protrusion 232, It can be easily and firmly fixed.

In this case, the cover head 220 may not completely block the extraction and (1) due to the formation of the suture through hole 231, and further, the external air may flow into the suture through hole 231, There is a fear of causing contamination.

6, the suture holder 230 may be configured to include the suture latching protrusion 235 and the projection receiving groove 236, unlike the above.

The suture latching protrusions 235 protrude from the surface of the cover head 220 to provide an engagement portion of the suture thread 230a and a plurality of spaced apart portions may be provided along the circumference of the cover head 220.

The suture latching protrusion 235 may be formed at the upper end of the suture thread 230 so that the suture thread 230a can be caught and fixed.

The protrusion receiving recess 236 may be formed in a groove shape corresponding to the suture latching protrusion 235 to receive the suture latching protrusion 235. The height of the suture latching protrusion 235 It can be accommodated at a lower height than the surface.

Accordingly, when the suture holder 230 is composed of the suture hooking protrusion 235 and the protrusion receiving groove 236, the cover head 220 can fix the suture 230a without using a through hole, 1) can be firmly shielded.

Referring to FIG. 7, the cover head 220 described above may be curved in a concave shape toward the bottom.

That is, the cover head 220 may be curved so that the center portion where the screw body 200 is located protrudes toward the extraction opening 1.

Therefore, the angle of the suture through hole 231 may be inclined as the cover head 220 is concavely curved toward the lower portion. In this case, the needle for sealing the gum can be more easily inserted into the suture through hole 231, A neck portion 240 may be provided at a connecting portion between the screw main body 210 and the cover head 220 as shown in FIG.

The neck portion 240 is formed to have a thickness smaller than that of the screw body 210 while connecting the screw body 210 and the cover head 220. Thus, the neck portion 240 can receive the blood clot from the screw body 210, Can be provided.

Specifically, the neck portion 240 can form a receiving groove having a semicircular cross-sectional shape along the periphery, and can accommodate the extraction and the blood clot in the receiving groove in the receiving groove.

The shielding film may be attached to the neck portion 240 with a shielding film of an absorbent or nonabsorbing material not shown. The shielding film covers the extraction head 1 with the cover head 220 while facing the bottom surface of the cover head 220. It can be shielded.

A method and an operation of the implant device 10 having an extraction and preservation function according to an embodiment including the above-described components will be described.

The implant device 10 having an extraction and preservation function according to an embodiment is preferably performed at 'immediate implantation', which is performed immediately after extraction, but is not limited thereto.

The fixture 100 is inserted into the alveolar bone 2 of the extraction tool 1 through the male screw portion 110. In this process, the bone graft material can be filled into the extraction and clotting system (1) as needed.

After the fixture 100 is placed in the alveolar bone 2, the cover screw 200 is coupled to the screw hole 120 of the fixture 100. [

At this time, the practitioner inserts the fastening tool into the tool groove 221 formed in the cover head 220 and rotates the fastener to fasten the cover screw 200 to the fixture 100.

Accordingly, the extraction and (1) can be shielded by the cover head 220 constituting the cover screw 200.

Then, the practitioner completely seals the extraction and (1) by sewing the extracted teeth (1) and the surrounding gums (1a) along the periphery of the cover head (220).

At this time, the operator completes the suture by fixing the suture 230a to the suture holder 230 while suturing the gum 1a with the suture 230a.

The operator removes the cover screw 200 from the fixture 100 after the predetermined bone healing period has elapsed and fastens the abutment provided with the artificial teeth to the screw hole 120 of the fixture 100, .

As described above, according to the implant device 10 having an extraction and storage function according to an embodiment, when the cover head 220 shields the extraction and the upper part of the implant 1, The suture holder 230 provided on the cover head 220 provides a fixing part for the suture 230a for sealing the gum, so that it is possible to easily and quickly perform the operation, Of the pain.

It will be apparent to those skilled in the art that the above-described embodiments are for illustrative purposes only and that those skilled in the art will readily understand that other embodiments can be readily modified without departing from the spirit or essential characteristics of the embodiments described above You will understand. It is therefore to be understood that the above-described embodiments are to be considered in all respects only as illustrative and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

It is to be understood that the scope of the present invention is defined by the appended claims rather than the foregoing description and should be construed as including all changes and modifications that come within the meaning and range of equivalency of the claims, .

1: extraction and 1a: gum
2: alveolar bone
10: Implant device
100: Fixtures
110: male thread portion 120:
200: cover screw
210: screw body 211: threaded portion
220: cover head 221: tool groove
230: Suture holder 230a: Suture
231: suture threading hole 232: through hole projection
235: suture stopper 236: projection receiving groove
240: neck portion

Claims (10)

A fixture fixed to the alveolar bone while being accommodated in the extracted extraction tooth and having a screw hole constituting a fastening portion of the abutment provided with the artificial tooth; And
And an extraction portion which is detachably fastened to the screw hole of the fixture before the abutment is performed and which provides a seam region between the extraction portion and the peripheral gums while shielding the upper portion of the extraction portion, And a cover screw,
The extract and the cover screw,
A screw body having a screw portion corresponding to a screw hole of the fixture formed along the longitudinal direction and detachably fixed to the fixture;
A cover head provided at an upper end of the screw body and formed in the form of a plate having a predetermined area so as to cover an upper part of the extraction part while the rim is surrounded by the extraction part and the peripheral gums; And
And a suture holder provided on the cover head to provide a suture holder for securing the suture to seal the extraction and surrounding gums.
delete The method according to claim 1,
The suture holder includes:
And a suture through hole having a plurality of through holes formed at predetermined intervals along the periphery of the cover head, the suture through hole being engaged and fixed while the suture thread penetrates.
The method of claim 3,
The suture holder includes:
And a through hole protrusion formed on an inner wall of the suture through hole to form a retaining portion of the suture.
The method according to claim 1,
The suture holder includes:
And a suture latching protrusion formed at a predetermined distance along a circumference of the cover head so as to protrude from the suture and form a latching portion of the suture.
6. The method of claim 5,
The suture holder includes:
And a protrusion receiving groove formed in a groove shape on the surface of the cover head and accommodating the suture latching protrusions while accommodating the suture latching protrusions at a height lower than the surface of the cover head.
The method according to claim 1,
The extract and the cover screw,
Further comprising a neck portion having a thickness smaller than that of the screw body, the neck portion being connected to the cover body and the screw body.
8. The method of claim 7,
The neck portion,
And an accommodating groove formed in a semicircular cross-sectional shape along the circumference between the screw body and the cover head while accommodating the blood clot with the extraction opening in the accommodating groove.
8. The method of claim 7,
The extract and the cover screw,
And a shielding film which is formed in a state separated from the screw body and is formed on the bottom surface of the cover head and is formed of a film having a predetermined area so as to be shielded with the cover head, And an implant device having an extraction and preservation function.
The method according to claim 1,
The cover head
And a center portion protruding toward the extraction tooth and having a preserving function.

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