CN111653168A - Root canal model and using method thereof - Google Patents
Root canal model and using method thereof Download PDFInfo
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- CN111653168A CN111653168A CN202010670173.XA CN202010670173A CN111653168A CN 111653168 A CN111653168 A CN 111653168A CN 202010670173 A CN202010670173 A CN 202010670173A CN 111653168 A CN111653168 A CN 111653168A
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Abstract
The invention is applicable to the technical field of medical instruments, and provides a root canal model and a use method thereof. The root canal model comprises a model main body and a branch root canal, wherein the branch root canal is used for storing and communicating a detection substance; a main root canal in a curved configuration; the main root canal is not communicated with the branch root canal; at least one branch root canal and the main root canal are arranged in the model main body. The root canal model can be applied to the teaching of root canal treatment by simulating the root canal structure of a human tooth through the main root canal; through storage intercommunication detection material in the root canal for when using the teaching exercise of this root canal model, discovery that can be very convenient is harmful to the improper operation of actual root canal therapy, and the student of being convenient for summarizes experience, corrects improper operation.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a root canal model and a using method thereof.
Background
Root canal therapy is mainly directed to the interior of teeth, and is the most effective treatment method for treating acute pulpitis. By removing necrotic tissue from within the pulp cavity, followed by refilling the pulp cavity after cleaning, the pressure stimulation of the diseased tissue to the dental nerve is relieved and the condition of the tooth is prevented from further worsening. The clinical operation skill of the root canal treatment is strong; the operator is required to well master the anatomical structure of the tooth body, so that the straight-line passage of the root canal can be smoothly established, the infected substances in the root canal system can be thoroughly dredged and effectively cleaned, and the tight filling and sealing of the root canal system can be realized.
In the early stage of root canal treatment clinical teaching, selecting a proper root canal model and accurately simulating the clinical condition are important problems in the teaching. Although the existing root canal model also adopts a split type structure, the effect of the branch root canal is not obvious, and the existing root canal model cannot be better used for detecting the communication condition of the main root canal and the branch root canal.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a root canal model, which is intended to solve the problems mentioned in the background art.
The embodiment of the invention is realized in such a way that the root canal model comprises a model main body, and the root canal model further comprises:
a branch root tube for storing and communicating the detection substance;
a main root canal in a curved configuration; the main root canal is not communicated with the branch root canal;
at least one branch root canal and the main root canal are arranged in the model main body.
Preferably, the main root canal consists of a root tip, a pipe diameter and a pipe orifice; the pipe diameter is a curved structure.
Preferably, the main root canal has a tortuosity of 0 ° to 5 °.
Preferably, the communication detection substance is any one of a water-based liquid, an ink-based liquid, an oil-based liquid, a mixed-type powder, an artificial organic powder, an organic powder, and an inorganic powder.
Preferably, the branch pipes and the main pipe are both made of resin materials.
Preferably, the model main body is made of resin materials.
It is another object of an embodiment of the present invention to provide a method for using a root canal model, which includes a root canal preparation step, a root canal cleaning step, and a root canal filling step, and which uses any one of the root canal models described above.
Preferably, the root canal preparation step comprises:
modifying the coronal plane of the main root canal and enlarging the canal orifice;
detecting the length of the pipe diameter, and expanding the pipe diameter;
and (5) trimming the root tip.
Preferably, the root canal cleaning step includes:
the inside of the main root canal is washed by water to remove sundries in the main root canal.
Preferably, the root canal filling step includes:
the main root canal is filled with a filler to seal the main root canal.
The root canal model provided by the embodiment of the invention comprises a model main body, a main root canal and branch canals, and the root canal model can be applied to the teaching of root canal treatment by simulating the root canal structure of a human tooth through the main root canal; through storage intercommunication detection material in the root canal for when using the teaching exercise of this root canal model, discovery that can be very convenient is harmful to the improper operation of actual root canal therapy, and the student of being convenient for summarizes experience, corrects improper operation.
Drawings
Fig. 1 is a schematic structural diagram of a root canal model provided with a branch canal and a main canal according to an embodiment of the present invention;
fig. 2 is a schematic perspective view illustrating a structure of a root canal model having a branch canal and a main canal according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a root canal model with two branch canals and a main canal according to an embodiment of the present invention.
In the drawings: 1. a model body; 2. a main root canal; 3. branch root canal.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Example 1
As shown in fig. 1, a schematic structural diagram of a root canal model provided for an embodiment of the present invention includes a model main body 1, and the root canal model further includes:
a branch root tube 3 for storing and communicating the detection substance;
a main root pipe 2 in a curved structure; the main root canal 2 is not communicated with the branch root canal 3;
at least one branch pipe 3 and the main pipe 2 are arranged in the model main body 1.
In practical application, the model main body 1 is generally configured as a rectangular parallelepiped structure; the branch pipe 3 is arranged at the waist of the cuboid; the main root canal 2 is trumpet-shaped and is arranged in the cuboid, the open end of the main root canal 2 is communicated with the outside, the other end of the main root canal is close to the branch root canal 3, and the main root canal 2 and the branch root canal 3 are connected through the model main body 1 and are not communicated. One or more branch tubes 3 and a main tube 2 may be provided in the model body 1. As shown in fig. 1 and 2, the root canal model is a root canal model in which a branch canal 3 and a main canal 2 are arranged in a model main body 1, the model main body 1 of the root canal model can be a cuboid with a length of 13mm, a width of 10mm and a height of 32mm, the branch canal 3 can be a cylinder with a diameter of 3.3mm and a height of 3.0mm, and the diameter of the orifice of the main canal 2 can be 2mm, a height of 16mm and a curvature of 3 °; as shown in the attached drawing 3, for the root canal model that is equipped with two root canal pipes 3 and main root canal 2 in the model main body 1, the model main body 1 of this root canal model can be the cuboid that is 13mm long, 10mm wide, 32mm high, the root canal pipe 3 is equipped with two, all can be the diameter be 3.3mm, the height is 3.0 mm's cylinder, main root canal pipe 2 also is equipped with two, orificial diameter can be 2mm, the height can be 16mm, the crookedness can be 3 °.
The main root canal 2 is used to simulate the root canal structure of a human tooth, and the shape thereof is obtained by collecting root canal data of the human tooth and then suggesting a corresponding root canal model. In the teaching use, the actual root canal treatment operation is simulated by performing operations such as forming, cleaning and the like on the main root canal 2, when the main root canal 2 is formed, the main root canal 2 is easy to damage, the invention stores the communication detection substance in the branch root canal 3, when one end of the main root canal 2 close to the branch root canal 3 is damaged and is communicated with the branch root canal 3, the communication detection substance in the branch root canal 3 enters the main root canal 2, the operation accident can be easily found by means of visual observation or electric conduction, and then learners are prompted to summarize accident experience and gradually become proficient in the treatment operation of the root canal.
As shown in fig. 1, as a preferred embodiment of the present invention, the main root canal 2 is composed of three parts, namely, a root tip, a canal diameter and a canal orifice; the pipe diameter is a curved structure.
Specifically, the part of the main root canal 2 close to the branch canal 3 is the apical root, taking fig. 1 as an example, the distance between the apical root and the branch canal 3 is 0.4mm, when a file is used for forming the root canal, the apical root is easy to get through so as to be communicated with the branch canal 3; the open end of the main canal 2 is a mouth and is communicated with the outside.
As shown in fig. 1, as a preferred embodiment of the present invention, the curvature of the main tube 2 is 0 to 5 °.
Specifically, the bending degree of the main root canal 2 is obtained by collecting root canal data of a human tooth, further forming a human tooth root canal database, and analyzing data in the database. According to root canal data of most human teeth, the curvature of the main root canal is generally 0 ° to 5 °.
In a preferred embodiment of the present invention, the communication detection substance is any one of a water-based liquid, an ink-based liquid, an oil-based liquid, a mixed-type powder, an artificial organic powder, an organic powder, and an inorganic powder.
Specifically, the communicating detection substance preferably adopts a solution with low volatility and good fluidity, and when the root tip is communicated with the branch root tube 3, the phenomenon can be easily found through visual observation or electric conduction.
In a preferred embodiment of the present invention, the branch tubes 3 and the main tube 2 are made of a resin material.
Specifically, the characteristics of the main root canal 2 and the branch root canal 3 should be as similar as possible to the actual characteristics of the root canal of the human tooth, and the main root canal 2 and the branch root canal 3 are preferably made of silicone rubber.
In a preferred embodiment of the present invention, the mold body 1 is made of a resin material.
Specifically, when the communication between the root tip and the branch root tube 3 is observed by naked eyes, transparent resin materials are adopted; when the communication phenomenon of the root tip and the branch root tube 3 is not observed by naked eyes, special equipment can be adopted to observe in a conductance mode.
Example 2
There is also provided in accordance with an embodiment of the present invention a method of use of the root canal model described in any one of the above, the method of use including the steps of:
s101, filing and trimming the coronal surface of the main root canal 2 by a machine, and enlarging the canal orifice;
s102, detecting the length of the caliber by a K-shaped file of #08 or #10,
s103, trimming the root tip by a file;
s104, washing the main root canal 2 through water to remove impurities in the main root canal 2;
s105, the main root canal 2 is filled with a filler to seal the main root canal 2.
The filler includes three main types of solid root filling materials, gutta-percha points and pastes, wherein the solid root filling materials can adopt silver points, steel points, titanium points and the like, the gutta-percha points are most widely applied at present, and the pastes can adopt pastes taking zinc oxide as a matrix, pastes taking calcium hydroxide as a matrix, iodoform pastes and the like. The application method is the same as the actual root canal treatment operation, and by adopting the root canal model and practicing the application method of the root canal model, a learner can quickly master the corresponding root canal treatment method and cultivate a therapist.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A root canal model comprising a model body, characterized in that the root canal model further comprises:
a branch root tube for storing and communicating the detection substance;
a main root canal in a curved configuration; the main root canal is not communicated with the branch root canal;
at least one branch root canal and the main root canal are arranged in the model main body.
2. The root canal model according to claim 1, wherein the main root canal is composed of three parts of root tip, pipe diameter and orifice; the pipe diameter is a curved structure.
3. The root canal model according to claim 1, wherein the communication detection substance is any one of water-based liquid, ink-based liquid, oil-based liquid, mixed-type powder, artificial organic powder, and inorganic powder.
4. The root canal model of claim 1, wherein the branch canal and the main canal are made of resin material.
5. The root canal model of claim 1, wherein the model body is made of a resinous material.
6. A method for using a root canal model, comprising a root canal preparation step, a root canal cleaning step and a root canal filling step, wherein the root canal model is the root canal model according to any one of claims 1 to 5.
7. The method of using a root canal model according to claim 6, wherein the step of root canal preparation comprises:
modifying the coronal plane of the main root canal and enlarging the canal orifice;
detecting the length of the pipe diameter, and expanding the pipe diameter;
and (5) trimming the root tip.
8. The method for using the root canal model according to claim 6, wherein the step of cleaning the root canal comprises:
the inside of the main root canal is washed by water to remove sundries in the main root canal.
9. The method of using the root canal model according to claim 6, wherein the step of root canal filling comprises:
the main root canal is filled with a filler to seal the main root canal.
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| CN202010670173.XA CN111653168A (en) | 2020-07-13 | 2020-07-13 | Root canal model and using method thereof |
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| CN202010670173.XA CN111653168A (en) | 2020-07-13 | 2020-07-13 | Root canal model and using method thereof |
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Application publication date: 20200911 |
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