KR20210148711A - Methods for simulating dental implant procedures - Google Patents

Abstract

The present invention is a method for simulating a dental implant procedure based on web. Provided is a method for simulating a dental implant procedure which includes: a step of, by a client terminal, transmitting an oral image of a recipient to a manufacturer server; a step of, by a planning terminal, accessing the manufacturer server to set planning data including implantation information and drilling guide information of a fixture based on the oral image; a step of, by the client terminal, accessing the manufacturer server to reset or approve the planning data; and a step of, the manufacturer server, transmitting a simulation process in which a plurality of drilling devices operate according to the approved planning data to the client terminal when the planning data is approved. According to the present invention, resetting of planning data can be convenient and accurate.

Description

Dental implant procedure simulation method {METHODS FOR SIMULATING DENTAL IMPLANT PROCEDURES}

The present invention relates to a dental implant procedure simulation method.

In general, when the original human tissue is lost, the implant means a substitute that can replace the human tissue, but in dentistry refers to the implantation of artificially made teeth.

In this case, the implant may be installed in the oral cavity by forming a perforation in the alveolar bone, placing the fixture, and then coupling the abutment and the crown to the fixture.

Here, the process of forming the perforation has a difficulty in that it is quite difficult to accurately estimate the depth and direction for experienced users as well as beginners who do not have abundant surgical experience.

In particular, the process of forming a perforation consists of various steps such as gum removal, alveolar bone positioning, flattening, initial hole formation and expansion, and thread formation, and drill devices and drill auxiliary devices with different diameters and shapes are used in each step. do.

Accordingly, confusion was induced in selecting an appropriate drill device and drill auxiliary device according to the position of the guide hole and the condition of the alveolar bone for each process step, and drilling to a depth suitable for each process step, and the precision and safety of the process were reduced. There was a problem.

In other words, since the drill device used for each process step is selected according to the user's memory or experience, the order of use of the drill device was often reversed due to mistakes or confusion, and the formed perforation did not match the fixture accurately, resulting in osseointegration. There were serious problems such as being slow or the fixture was twisted after osseointegration.

In order to solve the problems of the prior art as described above, the present invention provides a dental implant procedure simulation that allows the user to experience the overall process of the implant procedure realistically in advance to ensure the completeness and accuracy of the implant procedure before the implant procedure. The purpose is to provide a method.

The technical problems to be achieved in the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned above can be clearly understood by those of ordinary skill in the art to which the present invention belongs from the description below. There will be.

In order to solve the above problems, the present invention provides a method for simulating a dental implant procedure based on a web. Setting up planning data including placement information and drilling guide information of the fixture based on the image, the client terminal accessing the manufacturer server to reset or approve the planning data, and if the planning data is approved, the manufacturer server Provides a dental implant surgery simulation method comprising transmitting a simulation process in which a plurality of drilling devices operate according to the approved planning data to a client terminal.

In addition, the dental implant procedure simulation method further includes the step of displaying, by the client terminal, an operation process of the plurality of drilling devices in a moving picture according to the order of use of the plurality of drilling devices and the drilling depths to be formed by the plurality of drilling devices.

In addition, the step of displaying the operation process of the plurality of drilling devices as a video includes acquiring two-dimensional side images of a plurality of drilling devices for a plurality of directions, alternately outputting two-dimensional side images of a plurality of directions, and moving up and down is a step to

In addition, the step of resetting the planning data includes the steps of the manufacturer server transmitting the planning data to the client terminal, and the client terminal based on the planning data. and displaying, by the client terminal, one of a plurality of implantation positions from a plurality of dental arch images and resetting the planning data reflected in the plurality of cross-sectional images.

In addition, the step of displaying the plurality of cross-sectional images includes displaying a plurality of first fixture images at a plurality of placement positions, and a second fixture image overlapping any one of the plurality of first fixture images. Each of the regions is displayed on a plurality of cross-sectional images.

In addition, the step of resetting the planning data is a step of switching the display area from the first placement position to the second placement position when the client terminal selectively switches from the first placement position to the second placement position.

Also, the resetting of the planning data is a step of moving the position of the review area up, down, left and right, or rotating the second fixture image within the review area.

In addition, the step of resetting the planning data is a step in which the review area displayed on the plurality of cross-sectional images or the second fixture image is mutually linked.

In addition, the dental implant procedure simulation method of the present invention further includes the step of calculating, by the client terminal, the amount of position change between the first and second fixture images and displaying the same.

According to the present invention, it is possible to easily reset the planning data through an image-based interface such as dragging a review area displayed on a plurality of cross-sectional images or selecting a position adjustment button and an angle adjustment button, and at the same time, when the planning data is reset Since the amount of change of the position coordinate value and the rotation angle is displayed numerically, the convenience and accuracy of the resetting process for the planning data can be improved.

In addition, according to the present invention, when there are a plurality of implantation positions, the examination area is displayed and switched according to the selection of the implantation position, so that the convenience of resetting the planning data can be improved.

In addition, according to the present invention, it is possible to stably operate the system by minimizing the load on the web-based dental implant surgery simulation system, while at the same time allowing the user to realistically experience the overall process of the implant procedure before the implant procedure. It can guarantee the completeness and accuracy of the implant procedure.

The effects obtainable in the present invention are not limited to the above-mentioned effects, and other effects not mentioned may be clearly understood by those of ordinary skill in the art to which the present invention belongs from the following description. will be.

1 is a schematic block diagram of a dental implant operation simulation system according to an embodiment of the present invention.
FIG. 2 is a detailed block diagram of the client terminal of FIG. 1 .
3 is a flowchart of a dental implant procedure simulation method according to an embodiment of the present invention.
4 to 7 are diagrams for explaining a method of resetting planning data according to an embodiment of the present invention.
8 to 10 are views for explaining a method of simulating a dental implant procedure according to an embodiment of the present invention.

The above object and means of the present invention and its effects will become more apparent through the following detailed description in relation to the accompanying drawings, and accordingly, those of ordinary skill in the art to which the present invention pertains can easily understand the technical idea of the present invention. will be able to carry out In addition, in describing the present invention, if it is determined that a detailed description of a known technology related to the present invention may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted.

In this specification, terms such as “or” and “at least one” may indicate one of the words listed together, or a combination of two or more. For example, “or B” and “at least one of B” may include only one of A or B, or both A and B.

In this specification, terms such as 'first' and 'second' may be used to describe various components, but the components should not be limited by the above terms. In addition, the above terms should not be construed as limiting the order of each component, and may be used for the purpose of distinguishing one component from another. For example, a 'first component' may be referred to as a 'second component', and similarly, a 'second component' may also be referred to as a 'first component'.

1 is a schematic block diagram of a dental implant operation simulation system according to an embodiment of the present invention, and FIG. 2 is a detailed block diagram of the client terminal of FIG. 1 . And, Figure 3 is a flowchart of a dental implant procedure simulation method according to an embodiment of the present invention.

Hereinafter, a preferred embodiment according to the present invention will be described in detail with reference to Figs.

First, the client terminal 100 transmits the three-dimensional oral image of the recipient to the manufacturer server 200 together with the recipient information (S10).

Here, the oral image may include a CT scan image, an oral scan image, or a registered image obtained through registration of a CT scan image and an oral scan image.

For example, the client terminal 100 may transmit a CT imaging image obtained from the CT imaging device to the manufacturer server 200 , and the planning terminal 300 may use the CT imaging image in a series of processing steps to be described later. .

In addition, the client terminal 100 may transmit the oral scan image acquired through the oral scanner together with the CT scan image to the manufacturer server 200 , and the planning terminal 300 matches the CT scan image and the oral scan image for registration. After the image is acquired, it can be used in a series of processing steps to be described later. Hereinafter, an example in which the oral cavity image is provided as a CT scan image will be described.

The client terminal 100 may include a communication unit 110 , an input unit 120 , a display unit 130 , a storage unit 140 , and a control unit 150 .

The communication unit 110 accesses the manufacturer server 200 to transmit an oral image or receive planning data. For example, the communication unit 110 is 5 ^th generation communication (5G), long term evolution-advanced (LTE-A), long term evolution (LTE), Bluetooth, bluetooth low energe (BLE), near field communication (NFC). It is possible to perform wireless communication such as cable communication and the like, and can perform wired communication such as cable communication.

The input unit 120 is a component for resetting or approving the planning data, generates input data in response to a user input, and may include at least one input means. For example, the input unit 120 includes a keyboard, a keypad, a dome switch, a touch panel, a touch key, a mouse, and a menu button ( menu button) and the like.

The display unit 130 displays display data according to the operation of the client terminal 100 . The display data may include image data. For example, the display unit 130 may include a liquid crystal display (LCD), a light emitting diode (LED) display, an organic light emitting diode (OLED) display, and a micro electromechanical system (MEMS). mechanical systems) displays and electronic paper displays. Also, the display unit 130 may be combined with the input unit 120 to be implemented as a touch screen.

The storage unit 140 stores the oral image and planning data, and stores various information and programs necessary for the operation of the client terminal 100 .

The control unit 150 controls operations of the communication unit 110 , the input unit 120 , the display unit 130 , and the storage unit 140 .

When the oral cavity image is transmitted to the manufacturer server 200 (S10), the planning terminal 300 accesses the manufacturer server 200 and sets planning data based on the oral cavity image (S20). And, the planning data set by the planning terminal 300 is stored in the manufacturer server (200). Here, the planning data may include information on the placement of the fixture and information on the drilling guide.

Specifically, according to the anatomical analysis of the oral image, the planning terminal 300 may image and display information about the nerve and bone shape including the nerve of the mandibular alveolus, the shape of the maxillary sinus and anterior incisor hole, and the bone density in the oral image according to the anatomical analysis of the oral image.

The planning terminal 300 may set an implantation position, implantation information of a fixture, and the like through bone mass, bone density, shape, and nerve and bone shape information displayed in the oral image included in the oral image.

Here, the implantation position is a part that requires a dental implant in the mouth of the recipient, and can be set to one or more, and the placement information of the fixture is the placement location where the fixture is to be placed, and the size (diameter) of a fixture suitable for the placement location. , length), a three-dimensional position, and the like.

The planning terminal 300 may set drilling guide information, which is information for guiding a plurality of drilling devices used in a process for forming a hole in which a fixture is to be placed, based on the placement information of the fixture.

Here, the process of forming the perforation may be made of gum removal, alveolar bone planarization, point hole formation, initial hole formation, initial hole expansion, expansion hole arrangement, thread formation, and the like.

Drilling guide information includes classification information such as part number, type, image, name, etc. of the drilling device used for each process step, placement information about the placement location where each drilling device will be used, and insertion at the placement location for each drilling device It may include insertion depth information indicating the depth, and use order information indicating the order of use between each drilling device.

Here, the drilling guide information may be automatically set by the planning terminal 300 according to the shape, position, and bone mass of the alveolar bone corresponding to the implantation information of the fixture.

As such, when the planning data is set and stored in the manufacturer server 200 (S20), the client terminal 100 may access the manufacturer server 200 to reset the planning data (S60) or approve it (S40). That is, the client terminal 100 may review the planning data and approve it if there is no correction, and may reset the planning data if there is a correction. This planning data resetting process can be repeated until approval.

4 to 7 are diagrams for explaining a method of resetting planning data according to an embodiment of the present invention.

When the client terminal 100 accesses the manufacturer server 200 and requests resetting of the planning data, the manufacturer server 200 transmits the planning data to the client terminal 200 .

4 and 5 , the client terminal 100 provides a fixture information image 41 based on the received planning data, a dental arch image 25 in which a plurality of implantation positions are displayed, and a plurality of implantation positions corresponding to each other. A plurality of cross-sectional images 30a, 30b, and 30c are respectively displayed on the display unit 130 . Here, the plurality of cross-sectional images 30a, 30b, and 30c may include a top image 30a, a side image 30b, and a front image 30c. In addition, the fixture information image 41 may include a fixture external image 41a and a text image 41b for an installation position, part number, length, and diameter of the fixture. Here, the client terminal may reset the type, standard, diameter and length of the fixture based on the fixture information image 41 .

The client terminal 100 displays a plurality of first fixture images 51a at a plurality of placement positions on a plurality of cross-sectional images 30a, 30b, and 30c, and any one of the plurality of first fixture images 51a A review area 51c including a second fixture image 51b overlapping one is displayed on the plurality of cross-sectional images 30a, 30b, and 30c. As described above, since the first fixture image 51a is displayed on the plurality of cross-sectional images 30a, 30b, and 30c, it is possible to easily examine the suitability of the fixture.

The client terminal 100 selects any one of a plurality of implantation positions in the dental arch image 25 through the input unit 120 and resets the planning data reflected in the plurality of cross-sectional images 30a, 30b, and 30c. For example, when the client terminal 100 selects the 18th tooth among the 18th, 19th, and 20th teeth, a plurality of cross-sectional images 30a , 30b , 30c corresponding to the 18th tooth are displayed, and the displayed plurality of Based on the cross-sectional images 30a, 30b, and 30c of , the planning data for the 18th tooth is reset.

In order to reset the planning data, the position adjustment button 32 and the angle adjustment button 33 may be displayed on the plurality of cross-sectional images 30a, 30b, and 30c.

Specifically, the client terminal 100 moves the position of at least one of the review areas 51c displayed on the plurality of cross-sectional images 30a, 30b, and 30c up, down, left and right, or the second in the review area 51c. By rotating the fixture image 51b, the planning data may be reset. Here, when the location of the review area 51c is moved, the location of the second fixture image 51b is also moved, but when the second fixture image 51b is rotated, the review area 51c is not rotated and the second fixture Only the image 51b is rotated.

The position of the review area 51c may be adjusted by selecting the position adjustment button 32 or by dragging the mouse, and the angle of the second fixture image 51b may be adjusted by selecting the angle adjustment button 33 .

When the position of the review area 51c is moved or the second fixture image 51b is rotated, the client terminal 100 calculates the amount of position change between the first and second fixture images 51a and 51b, and displays it 130) is indicated. For example, the location information image 34 including the location coordinate values (X, Y, Z) and the rotation angle R may be displayed at the bottom of the plurality of cross-sectional images 30a, 30b, and 30c. Here, the position information of the plane (Top) image 30a consists of X and Y coordinate values, the side image 30b consists of Y and Z coordinate values and a rotation angle R, and the front ) image 30c consists of X, Z coordinate values and a rotation angle R.

The review area 51c or the second fixture image 51b displayed on the plurality of cross-sectional images 30a, 30b, and 30c interacts with each other. For example, if the review area 51c or the second fixture image 51b is moved on the side image 30b, the top image 30a and the front image are automatically linked thereto. The second fixture image 51b on 30c also moves.

Similarly, the X, Y coordinate values of the top image 30a and the front image ( The X, Z coordinate values of 30c) and the rotation angle (R) also change.

In this way, planning data through an image-based interface such as dragging the review area 51c displayed on the plurality of cross-sectional images 30a, 30b, 30c or selecting the position adjustment button 32 and the angle adjustment button 33, etc. can be easily reset, and at the same time, when the planning data is reset, the amount of change in the position coordinate values (X, Y, Z) and the rotation angle (R) is displayed numerically, so the convenience and accuracy of the resetting process for the planning data will be improved. can

Referring to FIGS. 6 and 7 , the client terminal 100 may reset the planning data for the second implantation position when the resetting of the planning data for the first implantation position is completed.

Here, when the client terminal 100 selectively switches from the first placement position to the second placement position, the examination area is displayed and switched from the first placement position to the second placement position. Then, the planning data for the second implantation position is reset.

For example, after resetting the planning data for the 18th tooth, if the 19th tooth is selected from the dental arch image 25, the review area 51c overlaps the first fixture image 51a of the 18th tooth position. ) is not displayed, and a review area 52c overlapping with the first fixture image 52a at the position of the 19th tooth is displayed. Then, the planning data is reset by moving the review area 52c or the second fixture image 52b.

In this way, when there are a plurality of implantation positions, the review area is displayed and switched according to the selection of the implantation position, so that the convenience of the resetting process for the planning data can be improved.

When the resetting process for the planning data is completed, the client terminal 100 may approve the planning data (S40). In addition, the client terminal 100 may request a dental implant procedure simulation process according to the approved planning data from the manufacturer server 200 .

8 to 10 are views for explaining a method of simulating a dental implant procedure according to an embodiment of the present invention.

When the planning data is approved (S40), the manufacturer server 200 transmits a simulation process in which a plurality of drilling devices operate according to the approved planning data to the client terminal 100 (S50).

8 to 10 , the client terminal 100 sequentially displays the order of use and the insertion depth of the drilling device according to the drilling guide information.

Here, a drill device image 81 used for each drilling process step is displayed, and a depth guide image indicating an insertion depth of each drill device is displayed under the drill device image 81 .

In addition, a process guide image 83 for guiding the rotation speed, name, part number, and process time of the drill device is displayed on one side of the drill device image 81 , and the dental arch image 25 is displayed at the bottom of the drill device image 81 . ), an implantation position guide image 86 showing an implantation position to which the drilling device is applied, a process overview image 85 showing an outline of a process step to which the drilling device is applied, and a plurality of cross-sectional images 30a, 30b, 30c ) are displayed respectively.

A plurality of drill device images 81 are displayed in a row, and the drill device image 81 corresponding to the current process step is moved to the center and enlarged so that it can be visually distinguished from the drill device image of the preceding process step or the subsequent process step It can be displayed by flashing or blinking.

Here, when the display of the drill device image 81 is switched, the process guide image 83 is also changed to correspond to the current process stage and displayed.

In this way, during each process, the drill device image 81 is sequentially switched and displayed for each step, and the drill device suitable for each step can be accurately guided without confusion, and inserted together with each drill device image 81 that is switched and displayed. Since information about the overall process, including depth, is guided, the accuracy and convenience of the process using a drilling device can be improved.

Referring to FIG. 9 , the client terminal 100 displays the operation process of the plurality of drilling devices as a moving picture according to the order of use of the plurality of drilling devices and the drilling depths to be formed by the plurality of drilling devices.

Specifically, a video of the drilling device is displayed as it acquires a two-dimensional side image of a plurality of drilling devices for a plurality of directions, alternately outputs two-dimensional side images of a plurality of directions, and moves up and down. By displaying the video in this way, the load on the web-based dental implant simulation system can be minimized to operate the system stably, and at the same time, the user can realistically experience the overall process of the implant procedure before the implant procedure. This can ensure the completeness and accuracy of the implant procedure.

In the detailed description of the present invention, although specific embodiments have been described, various modifications are possible without departing from the scope of the present invention. Therefore, the scope of the present invention is not limited to the described embodiments, and should be defined by the following claims and their equivalents.

100: client terminal
200: manufacturer server
300: planning terminal
110: communication department
120: input unit
130: display unit
140: storage
150: control unit

Claims (9)

A method for simulating a dental implant procedure based on a web, comprising:
transmitting, by the client terminal, an oral image of the recipient to the manufacturer server;
A planning terminal accessing the manufacturer server and setting planning data including implantation information and drilling guide information of a fixture based on the oral image;
connecting the client terminal to the manufacturer server to reset or approve the planning data; and
When the planning data is approved, the manufacturer server transmitting a simulation process in which a plurality of drilling devices operate according to the approved planning data to the client terminal
A dental implant procedure simulation method comprising a.
The method of claim 1,
Displaying, by the client terminal, an operation process of the plurality of drilling devices as a video according to the order of use of the plurality of drilling devices and the drilling depth to be formed by the plurality of drilling devices
Dental implant operation simulation method further comprising a.
3. The method of claim 2,
The step of displaying the operation process of the plurality of drilling devices as a video is
Obtaining two-dimensional side images of the plurality of drilling devices for a plurality of directions, outputting the two-dimensional side images in a plurality of directions alternately and moving up and down
Dental implant procedure simulation method.
The method of claim 1,
The step of resetting the planning data is
transmitting, by the manufacturer server, the planning data to the client terminal;
displaying, by the client terminal, a dental arch image in which a plurality of implantation positions are displayed and a plurality of cross-sectional images corresponding to the plurality of implantation positions based on the planning data; and
selecting, by the client terminal, any one of the plurality of implantation positions from the plurality of dental arch images and resetting the planning data reflected in the plurality of cross-sectional images
A dental implant procedure simulation method comprising a.
5. The method of claim 4,
The step of displaying the plurality of cross-sectional images is
A plurality of first fixture images are displayed at the plurality of placement positions, and a review area including a second fixture image overlapping any one of the plurality of first fixture images is formed on the plurality of cross-sectional images, respectively. step to show
Dental implant procedure simulation method.
6. The method of claim 5,
The step of resetting the planning data is
When the client terminal selectively switches from the first placement position to the second placement position, the examination area is displayed and switched from the first placement position to the second placement position
Dental implant procedure simulation method.
7. The method of claim 6,
The step of resetting the planning data is
Moving the position of the review area up, down, left and right, or rotating the second fixture image within the review area
Dental implant procedure simulation method.
8. The method of claim 7,
The step of resetting the planning data is
The step of interlocking the examination area or the second fixture image displayed on the plurality of cross-sectional images
Dental implant procedure simulation method.
8. The method of claim 7,
calculating, by the client terminal, the amount of position change between the first and second fixture images and displaying the same
Dental implant operation simulation method further comprising a.

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