KR20200007517A - Implant with dental root and procedure method using it - Google Patents

Abstract

An implant having a dental root structure and a procedure method using the same. A dental root part is manufactured through three dimensional image acquirement of an individual patient. During implantation of an implant, the dental root part is widened to be fixed to an alveolar bone. Therefore, implant procedure of a dental root shape customized to the individual patient can be possible, thereby increasing satisfaction of the patient.

Description

Implant with tooth root structure and method using it

The present invention relates to an implant for implanting an artificial tooth.

In general, an implant is a type of prosthesis used to replace a problem or missing tooth, and can be individually performed without damaging adjacent teeth, and has a relatively long lifespan. One.

These implants are implanted with artificial roots, called fixtures, made of titanium, etc., which are made of titanium, which are not rejected by the human body, to replace the roots of the missing teeth. It is an advanced procedure that restores the function of teeth by fixing artificial teeth to artificial roots through abutments.

However, in the case of a conventional implant, the upper prosthesis, such as a crown or abutment, is provided to the patient in a customized manner, but in the case of the fixture, it is made of a screw and placed in the alveolar bone so that it cannot be provided to the patient's personal characteristics. There is a limiting problem in increasing satisfaction.

In particular, since the fixture is implanted in a fastening method after puncturing the alveolar bone of the patient, the implant procedure is difficult, and there is a problem in that a lot of equipment and time are required.

Korea Patent Registration No. 10-0643090 Korean Patent Publication No. 10-2014-0132475

The present invention has been made in order to solve the above problems, by making the root portion through the acquisition of the three-dimensional image of the patient, and the tooth root portion is configured to be fixed to the alveolar bone structure by opening the implant procedure of the patient-specific customized The purpose is to provide an implant having a root structure to increase the satisfaction of the patient to be treated, and a treatment method using the same.

An implant having a root structure according to the present invention for realizing the above object is a body portion located on the upper portion of the gum; A tooth root portion extending from the body portion to the inside of the gum and having a structure that opens to both sides; It is characterized in that it comprises an opening means provided in the body portion to open the root portion.

When the root portion is opened to both sides it is preferable that the engaging projection is formed on the outer surface to be caught in the alveolar bone of the patient.

In this case, the locking protrusion may be formed to protrude in a sawtooth shape on the outer surface of the root portion.

The opening means is preferably configured to open the tooth root portion while being coupled to the body portion in a screw structure while moving up and down.

At this time, the opening means, the screw hole penetrated vertically through the body portion, the opening bolt fastened to the screw hole, and is provided at the end of the opening bolt is in contact with the inner surface of the root portion, the root portion as moving up and down It may be configured to include an opening head for opening.

The opening bolt may be configured as a wrench bolt that can be rotated using a wrench.

The root portion may be formed as an inclined surface that is narrowed toward the lower side of the inner surface contacting the open head.

The abutment coupling portion to the abutment (abutment) is formed on the upper portion of the body portion, the abutment and artificial teeth (Crown) may be sequentially coupled to the abutment coupling portion.

Alternatively, the body portion is formed with a tooth coupling portion is coupled to the artificial teeth on the upper portion, the artificial coupling can be coupled to the tooth coupling portion.

In addition, the body portion may protrude up to the tooth height of the patient to constitute an artificial tooth.

Preferably, the root portion is manufactured in the same manner as the root of the patient by acquiring the shape of the patient's root in 3D image.

An implant treatment method having a root structure according to the present invention for realizing the above object comprises: a scanning step of acquiring a root of a patient as a three-dimensional image; A manufacturing step of manufacturing an implant having the root structure using the information obtained in the scanning step; After inserting the root portion of the implant produced through the manufacturing step into the patient's gums, characterized in that it comprises a fixing step of opening the root portion by the opening means to fix in the gum.

After the fixing step, it is preferable to further comprise a separation step of separating the implant from the gum by narrowing the root portion using the opening means.

The main problem solving means of the present invention as described above, will be described in more detail and clearly through examples such as 'details for the implementation of the invention', or the accompanying 'drawings' to be described below, wherein In addition to the main problem solving means as described above, various problem solving means according to the present invention will be further presented and described.

The implant having a root structure according to the present invention and a treatment method using the same have the effect of realizing a higher patient satisfaction by being able to perform the same implant fixture as the patient's own root with a patient-specific implant treatment of the root shape. In other words, the present invention is to be able to perform the implant-shaped implant of the patient-specific customized to replace the conventional screw-type implant fixture has the effect of further increasing the implant satisfaction. Accordingly, the implant can be placed immediately after extraction with a tooth-shaped customized implant, can reduce the number of patients visited, and can also expect the effect of reducing the implant procedure.

In addition, since the present invention is configured to be fixed to the alveolar bone while opening after inserting the root portion in the gum during implantation procedure, there is an effect that can achieve a more stable implant procedure by securing mechanical and physical fixation force during implantation.

1 is a perspective view showing an implant having a root structure in accordance with an embodiment of the present invention.
2 is a front view showing an implant having a root structure according to an embodiment of the present invention, showing a state before the root portion is opened.
3 is an internal cross-sectional view of FIG. 2.
Figure 4 is a front view showing an implant having a root structure in accordance with an embodiment of the present invention, a view showing a state in which the root portion is opened.
5 is an internal cross-sectional view of FIG. 4.
Figure 6 is a block diagram of a first embodiment showing an implant treatment structure having a root structure in accordance with the present invention.
Figure 7 is a block diagram of a second embodiment showing an implant treatment structure having a root structure in accordance with the present invention.
Figure 8 is a block diagram of a third embodiment showing an implant treatment structure having a root structure in accordance with the present invention.
Figure 9 is a block diagram of a fourth embodiment showing an implant treatment structure having a root structure in accordance with the present invention.
10 is a front view showing an implant having a root structure in accordance with another embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

1 to 5 are views showing an implant having a root structure according to an embodiment of the present invention, Figure 1 is a perspective view, Figures 2 and 3 is a front view and cross-sectional view before the root portion is opened, Figures 4 and Figure 5 is a front view and a sectional view of a state where the root portion is opened.

Referring to these drawings, the implant 10 having a root structure according to an embodiment of the present invention, the body portion 12 exposed to the outside of the gum, and the root portion extending from the lower side of the body portion 12 to the inside of the gum And a gaping means 20 provided at the body portion 12 to open the root portion 16 to both sides.

The body 12, the root portion 16, and the opening means 20, which are the main components of the present invention, will be described in detail as follows.

First, the body portion 12 may be a portion that is formed in a substantially hexahedral structure and protrudes toward the upper side of the gum during an implant procedure. At this time, the body portion 12 may be configured to form a customized gum margin, as well as to form a circumferential edge of the curved surface to facilitate the angle adjustment at the time of artificial teeth (Crown) attachment.

Holes 13, 14, and 15 penetrating up and down may be formed in the center portion of the body part 12 so that the opening means 20 may be coupled thereto. 3 and the like, an upper hole 13 formed in a hexagonal shape or the like from an upper side of the body part 12, and an inner diameter smaller than the upper hole is formed below the upper hole 13 so that the bolt head 23 is formed. ) May be composed of a circular hole 14 and a screw hole 15 penetrating downward from the circular hole 14. The shape and structure of the holes 13, 14, and 15 may be appropriately changed according to the implementation conditions.

Next, the root portion 16 is preferably formed to have a structure that is integrally connected to the lower portion of the body portion 12 to open to both sides. To this end, the root portion 16 is preferably made of a material having a certain degree of elasticity while integrally connected to the body portion 12.

In particular, the root portion 16 acquires the root of the actual patient as a three-dimensional image such as a CT, a scanner, and the like or similar to the root of the actual patient using a 3D printer or multi-axis precision processing equipment based on the three-dimensional image. It is desirable to make it so that it is placed in the patient. Of course, when manufacturing the root portion 16, it is preferable that the body portion 12 is also used as a single body. Therefore, the shape of the body portion 12 and the root portion 16 illustrated in the drawings is not limited to this, and may be implemented according to the actual shape of the root of the patient.

The root portion 16 is formed in the outer surface so that the locking projections 17 are formed on the outer surface so as not to be caught by the patient's alveolar bone (see FIGS. 4 to 7) when opened to both sides as shown in FIGS. desirable.

The shape and structure of the locking projections 17 can be appropriately set and configured according to the state of the alveolar bone and the implantation conditions. However, in the drawings of the present embodiment illustrates a structure in which the engaging projection 17 protrudes in the serrated shape on the outer surface of the root portion 16.

In addition, the root portion 16 may be expected to improve osteoinduction function when the surface or the like is treated with a porous structure using a laser or various physicochemical surface treatment methods.

On the other hand, the root portion 16 is formed as shown in Figs. 4 and 5 by the opening means 20 in the state gathered as shown in Figs. 2 and 3 at the time of initial placement, the inner side of the root portion 16 The inclined surface 18 which becomes narrower toward the lower side is formed in this surface, and this inclined surface 18 is comprised so that the opening head 25 of the opening means 20 mentioned below can open and close the root part 16, contacting up and down. Can be.

Of course, the present invention is not limited to the inclined surface 18 illustrated in the drawings, and may be modified by applying a known cam contact structure in which the root portion 16 is collected or spread according to the displacement of the opening head 25. It is possible.

Next, the opening means 20 is coupled to the body portion 12 in a screw structure and configured to open up the root portion 16 while moving up and down, so that the locking protrusion 17 of the root portion 16 at the time of implant placement is It adheres to the alveolar bone and performs a function to secure the fixing force mechanically and physically. In addition, the separation means 20 also serves to narrow the open root portion 16 when the implanted state is separated from the alveolar bone according to various needs such as inflammation.

The opening means 20 includes a screw hole 15 penetrated vertically through the body portion 12, a fastening bolt 22 fastened to the screw hole 15, and an end of the fastening bolt 22. And an opening head 25 that opens the root portion 16 as it moves up and down while contacting the inclined surface 18 inside the root portion 16.

The fastening bolt 22 may be composed of a wrench bolt that can be rotated using a wrench. The fastening bolt 22 may be composed of the bolt head 23 and the male screw 24, the bolt head 23 is formed with a hexagonal groove 23a to which a tool such as a wrench is coupled, and the male screw 24 has a body. It is preferable to be configured to be coupled to the screw hole 15 formed in the portion 12.

The fastening bolt 22 may be configured by using another bolt or screw in addition to the wrench bolt.

The opening head 25 may be formed in a cylindrical structure, and the lower circumferential surface 26 in contact with the inclined surface 18 is preferably formed in a curved surface.

The method of fixing the root portion 16 using the opening means 20 is to insert the root portion 16 into the gum and then rotate the wrench bolt using a tool such as a wrench to open the head together with the male screw 24. 25 moves downward. At this time, as the opening head 25 pushes the inclined surface 18 inside the root portion 16, the root portion 16 is opened and the locking protrusion 17 is tightly fixed to the inside of the alveolar bone. On the contrary, when the open head 25 is moved upward by rotating the wrench bolt, the root portion 16 can be narrowed and separated from the alveolar bone.

On the other hand, the opening means 20 is not limited to using the fastening bolt 22 or the like, and if it is a cam operation structure that opens the root portion 16 as it moves up and down, it is various using a known cam operation structure Can be configured.

6 to 9 will be described with reference to Figures 6 to 9 with respect to the various implant treatment structure using the implant base structure consisting of the body portion 12, the root portion 16, the opening means 20 as described above.

Figure 6 is a block diagram of a first embodiment showing an implant treatment structure having a root structure in accordance with the present invention.

FIG. 6 illustrates a procedure structure using an abutment 30 and an artificial tooth 40.

That is, the abutment coupling part to which the abutment 30 is coupled to the upper hole 13 formed in the upper part of the body part 12 is configured, and the abutment coupling part and the artificial abutment part 30 are formed. Tooth 40 is made of a configuration that is coupled in turn.

At this time, the abutment 30 has an insertion portion 32 inserted into the upper hole 13 of the body portion 12 at the lower side, and the coupling portion 34 coupled with the artificial tooth 40 on the upper side thereof. It may be formed to protrude. In addition, the artificial tooth 40 may have a tooth groove 42 in which the coupling portion 34 of the abutment 30 is inserted and coupled to the lower side.

The abutment 30 and the artificial tooth 40 coupled to the body portion 12 may be fixed to each other using an adhesive member used for implant placement.

The abutment 30 and the artificial tooth 40 are not limited to the structure illustrated in the drawings, and may be variously modified using a known abutment and artificial tooth structure.

The body portion 12, the root portion 16, and the opening means 20 may have the same or similar structure as the structure described above, and thus the same reference numerals are given to the drawings, and repeated description thereof will be omitted.

Figure 7 is a block diagram of a second embodiment showing an implant treatment structure having a root structure in accordance with the present invention.

In FIG. 7, an artificial tooth 40A is directly coupled to the body 12 without using an abutment.

That is, the tooth coupling portion to which the artificial teeth 40A are coupled to the upper hole 13 portion of the body portion 12 is formed, and the tooth coupling portion has a structure in which the artificial teeth 40A are coupled to each other.

Of course, the artificial teeth (40A) is preferably composed of a tooth protrusion 44 is inserted into the tooth coupling portion is coupled.

Similarly, the artificial tooth 40A may be attached and fixed to the body portion 12 using an adhesive member, and the body portion 12, the root portion 16, and the opening means 20 have the same structure as described above. Alternatively, since they may be configured similarly, the same reference numerals are given to the drawings, and repeated description thereof will be omitted.

Figure 8 is a block diagram of a third embodiment showing an implant treatment structure having a root structure in accordance with the present invention.

In FIG. 8, an artificial tooth 40B is directly coupled to the body 12 without using an abutment.

In the embodiment of FIG. 8, a coupling protrusion 12a having an abutment upper shape is formed on the upper portion of the body portion 12, and a coupling groove 45 coupled to the coupling protrusion 12a is formed on the artificial tooth 40B. Show the formed structure.

In this case, the artificial tooth 40B may be attached and fixed to the body part 12 using an adhesive member, and the body part 12, the root part 16, and the opening means 20 are the same as those described above. Alternatively, since they may be configured similarly, the same reference numerals are given to the drawings, and repeated description thereof will be omitted.

Figure 9 is a block diagram of a fourth embodiment showing an implant treatment structure having a root structure in accordance with the present invention.

In FIG. 9, the artificial tooth is not separately configured, and illustrates an operation structure in which the body part 11 together constitutes an artificial tooth by increasing the height of the body part 11 of the implant 10B.

That is, the body 11 is formed to protrude to the tooth height of the patient to constitute an artificial tooth.

At this time, the blocking member 50 for blocking the upper hole (13A) formed for the configuration of the opening means 20 can be coupled to the upper end of the body portion (11).

10 is a front view showing an implant having a root structure in accordance with another embodiment of the present invention.

In another embodiment of the present invention, the body portion 12C of the implant 10C is formed in a minimized structure. That is, the embodiment is configured such that the body portion 12C does not protrude out of the gum when placed, and has only a fixture function.

Of course, the upper portion of the body portion 12C is configured so that the abutment is fixedly installed.

The remaining components may be the same as or similar to the configuration of the embodiment of the present invention described above, and the same reference numerals are given to the drawings, and repeated description thereof will be omitted.

Referring to the implant treatment method using an implant having a root structure according to an embodiment of the present invention as described above are as follows.

 Implant treatment method using an implant having a root structure according to an embodiment of the present invention, the scanning step to secure the root shape by taking a three-dimensional image of the inside of the gum or the extraction portion of the patient's tooth tissue, and scanning in this scanning step The manufacturing step of forming the implant 10 having the above-described root structure, that is, the body portion 12 and the root portion 16 integrally based on the obtained information, and the root portion of the implant produced through this manufacturing step After inserting the (16) into the gum of the patient may be configured to include a fixing step of opening the root portion 16 with the opening means 20 to fix in the gum.

And, after the fixing step by using the opening means 20 to narrow the root portion 16 may further comprise a separation step of separating the implant from the gum.

Here, in the scanning step, it is preferable to acquire the root shape of the patient as a 3D image by using a CT or a scanner.

In addition, the manufacturing step using the 3D image of the patient's root 3D printer or multi-axis precision processing equipment and the like to form the body portion 12 and the root portion 16 to the patient's gums or alveolar bone to customize the patient To make.

In addition, the implantation step is inserted into the gum in a state in which the root portion 16 is narrowed as described above, and then rotates the fastening bolt 22 using a tool or the like to open the root portion 16. 16) The engaging projection 17 formed on the outer surface is caught while being in close contact with the alveolar bone, it is possible to implant implants in a stable implanted state.

On the other hand, if you want to remove the implant as needed after the implant procedure, the opening head 25 is moved upward to close the alveolar bone fixed to the alveolar bone 16, and then pull out from the gum.

As described above, in the present invention, when the tooth root shape is custom-made as described above through a 3D printer or a multi-axis processing equipment capable of manufacturing a three-dimensional shape, the implantation is possible immediately after extraction and thus, a one-day implant system can be constructed.

Implant fixtures having a root shape can be realized or manufactured, but the actual procedure was not performed because it was very difficult to fix the alveolar bone. Therefore, conventionally, a method of fixing to the alveolar bone using a screw fixture is used. However, the present invention is configured to impart a fixing force by forming the opening means 20, the locking projections 17, etc. in the shape of the implant fixture having the root portion 16, thereby securing a stable fixing force so that it can be placed immediately Patient-specific tooth root implants enable functional and high patient satisfaction similar to magnetic teeth.

As described above, the technical idea described in the embodiments of the present invention may be implemented independently, or may be implemented in combination with each other. In addition, the present invention has been described through the embodiments described in the drawings and detailed description of the invention, which is merely exemplary, and those skilled in the art to which the present invention pertains various modifications and equivalent other embodiments therefrom It is possible. Therefore, the technical protection scope of the present invention will be defined by the appended claims.

10: implant 12: body part
15: screw hole 16: root
17: jamming protrusion 20: spreading means
22: fastening bolt 25: opening head
30: abutment 40: artificial tooth

Claims (13)

A body part positioned above the gum;
A tooth root portion extending from the body portion to the inside of the gum and having a structure that opens to both sides;
The implant having a root structure, characterized in that it comprises an opening means provided in the body portion to open the root portion. The method according to claim 1,
The root portion is implant having a root structure, characterized in that the engaging projection is formed on the outer surface to be caught on the alveolar bone of the patient when opened to both sides. The method according to claim 2,
The locking protrusion is an implant having a root structure, characterized in that the protruding in a serrated shape on the outer surface of the root portion. The method according to claim 1,
The opening means is implanted having a root structure, characterized in that coupled to the screw structure to open the root portion while moving up and down. The method according to claim 4,
The opening means,
A screw hole penetrated vertically through the body portion;
An opening bolt fastened to the screw hole;
The implant having a root structure is provided at the end of the opening bolt and comprises an opening head for opening the root portion as it moves up and down while contacting the inner surface of the root portion. The method according to claim 5,
The opening bolt is implant having a root structure, characterized in that consisting of a wrench bolt that can be rotated using a wrench. The method according to claim 5,
The root portion is an implant having a root structure, characterized in that formed in the inclined surface narrowing toward the lower side of the inner surface contacting the open head. The method according to claim 1,
The abutment is coupled to the abutment (abutment) is formed on the body portion,
Implant having a root structure, characterized in that the abutment and artificial teeth (Crown) are in turn coupled to the abutment coupling portion. The method according to claim 1,
The body portion is formed with a tooth coupling portion is coupled to the artificial teeth thereon,
Implant having a tooth root structure characterized in that the artificial tooth is coupled to the tooth coupling portion. The method according to claim 1,
The body portion implant having a root structure, characterized in that protruding to the tooth height of the patient to constitute an artificial tooth. The method according to claim 1,
The root portion is an implant having a root structure, characterized in that the same as the tooth root of the patient obtained by obtaining the root shape of the patient in a three-dimensional image. A scanning step of acquiring the root of the patient as a 3D image;
A manufacturing step of manufacturing an implant having a root structure according to any one of claims 1 to 11 using the information obtained in the scanning step;
After inserting the root portion of the implant produced through the manufacturing step into the patient's gums, the tooth root, characterized in that it comprises a fixing step of opening the root portion by the opening means according to any one of claims 1 to 11 to fix it in the gum. Implant procedure method having a structure. The method according to claim 12,
And a separation step of separating the implant from the gum by narrowing the root portion by using the opening means after the fixing step.

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