KR101329732B1 - Mould assembly for fabrication of dental model - Google Patents

Abstract

The present invention relates to a model assembly for manufacturing tooth model, more particularly, to a model assembly for manufacturing tooth model which processes not only tooth shapes of the maxillary (upper jaw) and the mandible (lower jaw), but also abutments thereof, at the same time, in manufacturing tooth model used in dental treatment. The present invention is characterized by comprising: a horseshoe teeth mold becoming a basic material of processing front teeth of the maxillary and the mandible; multiple model bases for supporting and fixing the teeth mold while being used as accessories for measuring the occlusion state between the maxillary and the mandible and for manufacturing a tooth model; a center base capable of being fixed and installed on a prosthesis processing apparatus while multiple teeth molds arranged in facing each other as each of the model bases is tightly assembled to the outer surface of the maxillary and the mandible; and a tooth mold becoming a basic material for processing of abument shapes in a state of more tightly combined to the frount end portion of the center base.

Description

Model assembly for manufacturing tooth model {MOULD ASSEMBLY FOR FABRICATION OF DENTAL MODEL}

The present invention relates to a model assembly for manufacturing a tooth model, and more particularly, in the preparation of a tooth model used for dental treatment, at the same time as the tooth shape of the upper jaw (upper jaw) and the tooth shape of the lower jaw (lower jaw) as well as abutment. It relates to a model assembly for manufacturing a tooth model to be processed.

Teeth and oral cavity tissues are parts of the body that are closely related to systemic health, not independent organs, and are managed according to physiological and biochemical laws and are sensitive signs of general health. It plays a role.

On the other hand, due to the increasing interest in health and aesthetics in recent years, the field of dental care is expanding rapidly, and a lot of research on the field is in progress.

For example, digitization of anatomical structures and three-dimensional visualization of dental information through computer graphics processing, artificial tooth manufacturing and dentures or molds using computer aided design (CAD) and computer aided manufacturing (CAM) technology. It is applied to various fields such as precision replication of (Die).

Figure 1 is an exemplary photograph showing the main part of the prosthetic processing machine, the conventional prosthetic processing machine 700, as shown in Figure 1, the upper jaw (The upper jaw) and the lower jaw (The lower jaw) tooth shape processing base material It comprises a processing tray 710 for mounting the indentation mold (m), a machining tool 720 is equipped with a cutter for cutting the dental mold (m) mounted to the processing tray 710.

According to the conventional prosthetic processing machine 700, a plurality of orthodontic molds (m) for upper and lower teeth shape processing are mounted on the processing tray 710, respectively, and the oral cavity of the patient is scanned through an oral scanner. The tooth shape is machined into each of the dental molds m using the machining tool 720 which operates according to a program setting designed by sending a file to a computer.

However, a plurality of orthodontic molds (m) for upper and lower dentition processing on the processing tray 710 are separately formed and mounted separately, as well as generating a machining error, and using a dental shape processed by such a process. When measuring the occlusal state of the upper and lower jaw, there is a problem that accurate dental diagnosis is impossible due to the lack of precision.

In addition, when attaching the upper and lower jaw separated in the manner described above to the articulator to produce a dental model that reproduces the oral cavity shape, most of the work process is performed manually by technicians require skilled skills. As a result, work time has to be delayed.

An object of the present invention is to solve the above problems, and provided with a base base for symmetrical assembly of the support base and the plural model base of the orthodontic mold, the occlusal precision through simultaneous machining of the upper and lower teeth The present invention provides a model assembly for manufacturing a tooth model that can be improved.

Another object of the present invention, by further comprising a tooth mold on one end of the center base, the teeth to improve the processing accuracy of the prostheses through the simultaneous processing of the upper and lower jaw, and also to allow further processing of the abutment teeth. The present invention provides a model assembly for manufacturing a model.

Still another object of the present invention is to form a fastening hole for a linkage combination with a separate occlusal jig and an assembling groove for linkage assembly with a separate articulator, respectively, on the model base and the center base, thereby accurately measuring the upper and lower occlusion states. In addition, the present invention provides a model assembly for manufacturing a tooth model to facilitate the production of a tooth model.

In order to achieve the above object, the present invention, the horseshoe type dental mold which is the base material of the upper and lower jaw preshape processing; A plurality of model bases which are used both for fixing the dental mold and for measuring upper and lower mandibular occlusal state and for manufacturing a dental model; As the model base is closely assembled to the upper and lower outer surfaces, respectively, the plurality of orthodontic molds are arranged to face each other, while the center base that can be fixed fixed to the prosthetic processing machine; And a tooth mold which is further provided and coupled to a front end portion of the center base, which is a base material for abutment shape processing.

In addition, the model base is provided with an opening-type accommodating space capable of partially accommodating a lower portion of the dental mold, and a first fastening hole for interlocking assembly with the occlusal jig for measuring the upper and lower occlusal states. Perpendicular vertically through the periphery, characterized in that the assembling groove for the assembling assembly with the articulator for tooth model production is inwardly inward.

In addition, the model base is characterized in that the separation of a pair of half-base to enable the processing of the half-shape, as well as the occlusal measurement of the half and the preparation of the tooth model using the half.

In addition, the center base is inserted into the gripper of the prosthetic machine, the "V" -type mounting groove which can be maintained in the horizontal state of the dental mold and the dental mold is inwardly directed in both ends along the longitudinal direction, the tooth mold The binding hole for the coupling is characterized in that it is further formed in the front end portion.

As can be clearly seen from the above description, the model assembly for manufacturing a tooth model of the present invention enables the simultaneous processing of the upper jaw, the lower jaw and the preparation teeth, and in addition to the improvement in processing accuracy that can significantly lower the processing error of the dental model (prosthesis). In addition, the accuracy of the measurement of the occlusal state of the mandible can be greatly improved, but the efficiency of the dental prosthesis manufacturing process is increased, and the time required for the machining process can be drastically shortened.

In addition, through the achievement of the linkage structure between the model assembly and the occlusal jig or the model assembly and the articulator, dental medical examination for measuring the occlusal occlusion and positional displacement of the teeth in the upper and lower jaw dentition, as well as the dental medical equipment according to the production of high-quality prosthesis It is a useful invention that can greatly contribute to the development of manufacturing technology.

1 is an exemplary photograph showing the main part of the prosthetic processing machine.
Figure 2 is a perspective view showing the overall structure of the model assembly for manufacturing a tooth model according to the present invention.
Figure 3 is an exploded perspective view showing the assembly relationship between the model base and the center base in the model assembly for manufacturing tooth model according to the present invention.
Figure 4 is a perspective view showing the back structure of the model base in the model assembly for manufacturing a tooth model according to the present invention.
5 is a perspective view showing another structure of the model base in the model assembly for manufacturing a tooth model according to the present invention.
Figure 6 is a perspective view showing another embodiment of a model assembly for manufacturing a tooth model according to the present invention.
Figure 7 is an exemplary view showing a state in which the model assembly for manufacturing a tooth model according to the invention mounted on the gripper of the prosthetic machine.
Figure 8a is an exemplary view showing a linkage state of the model assembly and occlusal measurement for tooth model production according to the present invention.
Figure 8b is an illustration showing a linkage state of the model assembly and articulator for manufacturing tooth model according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention.

2 is a perspective view showing the overall structure of the model assembly for manufacturing a tooth model according to the present invention, Figure 3 is an exploded perspective view showing the assembly relationship between the model base and the center base in the model assembly for manufacturing a tooth model according to the present invention. Figure 4 is a perspective view showing the back structure of the model base in the model assembly for manufacturing tooth model according to the present invention.

And, Figure 5 is a perspective view showing another structure of the model base in the model assembly for manufacturing tooth model according to the invention, Figure 6 is a perspective view showing another embodiment of the model assembly for manufacturing tooth model according to the present invention, Figure 7 FIG. 8A is an exemplary view showing a state in which a model assembly for manufacturing a tooth model according to the present invention is mounted on a gripper of a prosthetic machine, and FIG. 8A is an exemplary view showing a linkage state between the model assembly for manufacturing a tooth model and an occlusal measuring device according to the present invention, and FIG. 8B. Is an exemplary view showing a connection state of the model assembly and articulator for manufacturing a tooth model according to the present invention.

As shown in Figures 2 and 3, the model assembly (A) for manufacturing a tooth model according to the present invention is a horseshoe type orthodontic mold (1) that is the base material of the upper and lower jaw shape processing In addition, a plurality of model bases (2) (2 ') and a plurality of dental molds (1), which are used both for the fixing of the dental mold (1) and for measuring the occlusal state of the upper and lower jaw and the manufacturing part of the dental model, A center base (3) in which the model bases (2) and (2 ') are closely assembled on upper and lower outer surfaces so as to face each other and fixedly mounted on a prosthetic machine for tooth shape processing, and the center base (3). It is configured to include a tooth mold (4) that is the base material of the abutment shape processing in a state further coupled to the front end of the.

Dental mold (1) is a base material for the tooth shape processing for the preparation of the tooth model used for the analysis of the upper and lower teeth and dental structure, is a horseshoe shape so that the anterior shape can be processed, the tooth shape by the prosthetic machine It is preferable that it is a gypsum model material widely used as a processing material.

The model bases (2) and (2 ') are the main parts for supporting the orthodontic mold (1) during tooth shape processing using a prosthetic machine and for measuring the occlusal state of the upper and lower jaw as well as for manufacturing the dental model combined with the articulator. It is also used, the opening receiving space 21 that can partially accommodate the lower portion of the dental mold (1) is provided in the center.

In addition, as shown in Figures 8a and 8b, a plurality of first fastening holes 22 for the assembling and assembly with the separately produced occlusal jig 800 is vertically penetrated around the rim, as shown in FIG. Likewise, the assembling groove 23 for linkage assembly with the articulator 900, which is further manufactured separately, is inwardly inward.

The center base 3 is detachably fixed to the prosthetic machine 700 for processing the dental mold 1 and the tooth mold 4 together with the symmetrical assembly between the plurality of model bases 2 and 2 '. In this way, a plurality of second fastening holes 31 communicating with the first fastening holes 22 of the model bases 2 and 2 'penetrate around the rim.

In addition, a "V" type mounting groove 32 is formed in both ends in the longitudinal direction so that the grip mold of the prosthetic machine 700 can maintain the level of the dental mold 1 and the dental mold 4. , The binding hole 33 for the coupling of the tooth mold 4 is further formed in the front end portion.

The tooth mold 4 is a base material for processing the shape of the abutment, and is preferably processed into the shape of each tooth used for supporting a fixed or temporary prosthesis.

On the other hand, as shown in Figure 5, by separating the model base (2) in two configuration by the processing of the half-tooth (半 齒: a number of teeth on one side based on the incisors, not the upper or lower jaw), the image, Occlusal mandibular occlusion measurements and tooth models can also be made.

To this end, as shown in FIG. 5, the model base 2 is separated into a pair of half-bases 2-1 and 2-2. Accordingly, as shown in FIG. 6, the dental mold 1 may also be shaped to be partially accommodated in the storage space 21 of the half base 2-1 and 2-2.

Reference numeral (b) is a bolt which is fastened to the first and second fastening holes for the purpose of maintaining the coupling state between the model base and the center base.

Referring to the action of the model assembly (A) for manufacturing a tooth model according to the present invention having the configuration as described above is as follows.

First, the lower part of the dental mold 1, which is the base material of the upper and lower teeth, is partially accommodated in the storage space 21 of the model base 2, 2 'so as to be integrated with each other.

Then, the bottom outer surface of each of the model bases 2 and 2 'is brought into close contact with the upper and lower outer surfaces of the center base 3, and then a separate bolt b is attached to the first and second fastening holes 22. By tightening, the plurality of model base (2) (2 ') and the center base (3) is integrally assembled, thereby the dental molds (1) integrally supported and fixed to the model base (2) (2') It may be arranged symmetrically with each other.

Subsequently, in the state where the model assembly (A) of the present invention, which constitutes a single assembly according to the above-described process, is mounted on the prosthetic machine, the upper and lower tooth shapes are cut by cutting the dental mold 1. Processing.

More specifically, as shown in FIG. 7, the gripper 730 of the prosthetic processing machine 700 causes the mounting groove 32 of the center base 3 to press the model assembly A of the present invention. It can be fixed to the prosthetic processing machine 700, through which the horizontal state of the model assembly (A) can be maintained.

In this state, a machining process of cutting the dental mold 1 by operating the machining tool 710 of the prosthetic machine 700 is performed. And as the machining tool 710 operates according to the setting instruction.

As a result, the upper and lower teeth can be processed by processing the respective dental molds 1 supported by the plurality of model bases 2, and further processing of the dental molds 4 is performed. Through this, even abutment can be processed simultaneously.

As described above, after completing the upper and lower teeth shape by cutting the orthodontic mold (1) by the prosthetic machine 700, the model assembly (A) of the present invention is separated from the gripper (730) Then, loosen the fastening bolt (b) to separate the model base (2) from the center base (3).

Thereafter, by connecting the model base 2 to a separate occlusal jig to measure the occlusal state of the upper and lower jaw, as shown in Figure 8a, the reference rods of the occlusal jig 800 are the model base By fitting to the first fastening hole 22 penetrating around the edge of (2) (2 '), it is possible to easily and accurately measure the occlusal state of the upper and lower jaw.

At this time, the model base (2) including the orthodontic mold (1) in which the upper tooth shape is processed, the model base (2) so that the tooth shape toward the sky, and the orthodontic mold (1) in which the lower tooth shape is processed ') Measures the occlusal state of the upper and lower jaws with their teeth facing the ground.

In addition, after the upper and lower teeth shape processing using the prosthetic processing machine 700 and the upper and lower occlusal state measurement using the occlusal jig 800 are finished, the model bases 2 and 2 'are articulators. It can be assembled to make a tooth model.

To this end, as shown in Figure 8b, the arm tip of the articulator 900 for each of the assembling grooves 23 formed in the rear end of each of the model base (2) (2 ') linked to the occlusal jig (800) Simplify the creation of the tooth model by fitting the protrusions projecting from each.

In summary, as the model base (2) (2 ') can be combined or assembled in conjunction with the occlusal jig 800 or articulator 900, it is more convenient to measure the occlusal state of the upper and lower jaw, as well as to produce a dental model It can work.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It will be apparent to those skilled in the art that various modifications may be made without departing from the scope and spirit of the invention.

A: Model assembly, 1: Dental mold
2, 2 ': model base, 2-1, 2-2: half base
3: center base, 4: tooth mold
21: storage space, 22: the first fastening work
23: assembly groove, 31: second fastening work
32: mounting groove, 33: binding hole

Claims (4)

Horseshoe type dental mold which is the base material of the upper and lower mandibular anterior processing;
A plurality of model bases which are used both for fixing the dental mold and for measuring upper and lower mandibular occlusal state and for manufacturing a dental model;
As the model base is closely assembled to the upper and lower outer surfaces, respectively, the plurality of orthodontic molds are arranged to face each other, while the center base that can be fixed fixed to the prosthetic processing machine; And
Tooth model manufacturing assembly for the tooth model, characterized in that it comprises a; further comprises a coupled to the front end of the center base, the tooth mold to be the base material of the preparation abutment.
The method of claim 1,
The model base is provided with an opening-type storage space in the center that can partially accommodate the lower portion of the dental mold,
The first fastening hole for linkage assembly with the occlusal jig for measuring the upper and lower occlusal state is vertically penetrated around the rim,
Model assembly for tooth model manufacturing, characterized in that the assembly groove for the assembling assembly with the articulator for tooth model is inwardly inward.
The method of claim 1,
The model base is a model assembly for tooth model manufacturing, characterized in that the separation of a pair of half-base to be able to produce a tooth model using the half-length occlusal measurement and the half-value processing as well.
The method of claim 1,
The center base, with the gripper insertion of the prosthetic machine, the "V" type mounting grooves to maintain the horizontal state of the dental mold and the tooth mold is inwardly directed at both ends in the longitudinal direction,
Model assembly for tooth model manufacturing, characterized in that the binding hole for the combined coupling of the tooth mold is further formed in the front end portion.

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