CN220474196U - Root canal retreatment model - Google Patents
Root canal retreatment model Download PDFInfo
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- CN220474196U CN220474196U CN202322140614.7U CN202322140614U CN220474196U CN 220474196 U CN220474196 U CN 220474196U CN 202322140614 U CN202322140614 U CN 202322140614U CN 220474196 U CN220474196 U CN 220474196U
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Abstract
The utility model belongs to the field of oral medical clinical teaching models, and discloses a root canal retreatment model which comprises a treatment tooth model group and a base, wherein the treatment tooth model group comprises a first simulation tooth, a second simulation tooth, a third simulation tooth and a fourth simulation tooth, the first simulation tooth is provided with a missing root canal, the second simulation tooth is provided with a filling-free cavity, the third simulation tooth is provided with an overfill section, and the fourth simulation tooth is provided with a mechanical breaking; the first simulated teeth, the second simulated teeth, the third simulated teeth and the fourth simulated teeth can be arranged on a base, and the base can be arranged in the simulated head mould; the utility model has simple and exquisite design, and can truly simulate the root canal treatment failure model of underfill, superfilling, root canal omission and instrument fracture separation in the root canal treatment failure; the utility model can simultaneously complete the connection of a plurality of clinical operations, is beneficial to clinical teaching and explanation, improves the teaching quality, can simultaneously provide a preoperative exercise model for doctors, and improves the clinical operation proficiency of the doctors.
Description
Technical Field
The utility model belongs to the field of clinical teaching models of oral medical treatment, and particularly relates to a root canal retreatment model.
Background
The root canal treatment fails, and specific causes include the reasons of root canal filling material overstock, understock, missing root canal, obstruction of the lower segment of the root canal, instrument separation and the like in the root canal treatment process; currently, the first treatment for failed root canal treatments clinically is root canal re-treatment, i.e., root canal treatment once more. Root canal re-treatment is a difficult clinical operation for a doctor with insufficient experience, and the success rate of root canal re-treatment can be improved through repeated exercises.
Currently, in clinical teaching, most of the operation models are in the directions of marrow opening, root canal treatment or root tip operation; the root canal is treated again in the operation direction, and a clinical operation model for practice is basically not available; the existing clinical operation models lack pertinence and are completely different from the actual conditions encountered in the root canal re-treatment process, and even if doctors practice repeatedly, the proficiency of the root canal re-treatment operation cannot be improved; therefore, an operation model for root canal re-treatment needs to be designed to truly simulate the condition of root canal re-treatment in clinic, so that doctors can conveniently practice through the model, and the success rate of treatment is improved.
Therefore, a new technique is needed to solve the problem that the lack of a root canal re-treatment model in the prior art is inconvenient to practice.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a root canal retreatment model which can truly simulate the situation of suffering teeth needing root canal retreatment and is convenient for doctors to practice daily operations.
The utility model adopts the following technical scheme:
the root canal retreatment model comprises a treatment tooth model set and a base, wherein the treatment tooth model set comprises a first simulation tooth, a second simulation tooth, a third simulation tooth and a fourth simulation tooth, the first simulation tooth is provided with a missing root canal, the second simulation tooth is provided with a filler-free cavity, the third simulation tooth is provided with an overfill section, and the fourth simulation tooth is provided with a mechanical break; the first simulated teeth, the second simulated teeth, the third simulated teeth and the fourth simulated teeth can be arranged on the base, and the base can be arranged in the head simulation die. The missing root canal is used for simulating the situation that the root canal is needed to be treated again due to missing root canal, the filler-free cavity is used for simulating the situation that the root canal is needed to be treated again due to underfilling, the superfilling section is used for simulating the situation that the root canal is needed to be treated again due to superfilling, the broken instrument is used for simulating the situation that the root canal is needed to be treated again due to breaking and separation of instruments.
Further, the base is a plastic base, the plastic base is provided with simulated silica gel gums, and the simulated silica gel gums are used for installing the treatment tooth model set; the plastic base is provided with a buckle, and the buckle is used for installing the plastic base on the head imitation die.
Further, the buckle is a metal buckle, and the plastic base can be fixed in the head-imitating die.
Further, the missing root canal is an MB2 root canal, and the MB2 root canal is a tiny unprepared root canal.
Further, the first simulated tooth is a first maxillary molar, the first maxillary molar comprises a proximal buccal root, a distal buccal root, a first palate root and a first crown, the proximal buccal root, the distal buccal root, the first palate root and the first crown are provided with a first dental pulp cavity, and the first dental pulp cavity is provided with a first gutta-percha-like filler layer; the far cheek root is provided with the missing root canal; the first dental crown is provided with a first bedding material layer and a first resin material layer; the first resin material layer is used for simulating a resin prosthesis after root canal treatment.
Further, the second simulated tooth is a first maxillary premolars tooth, the first maxillary premolars tooth comprises a buccal root, a second palate root and a second dental crown, the buccal root, the second palate root and the second dental crown are provided with a second dental pulp cavity, and the second dental pulp cavity is provided with a second gutta-percha-like filler layer; the buccal root and the second palate root are provided with the filler-free cavity; the second dental crown is provided with a second bedding material layer and a second resin material layer; the second resin material layer is used for simulating a resin prosthesis after root canal treatment.
Further, the third simulated tooth is a maxillary anterior tooth, the maxillary anterior tooth comprises a tooth root and a third dental crown, the tooth root and the third dental crown are provided with a third dental pulp cavity, the third dental pulp cavity is provided with a third dental gel-like filler layer, the third dental gel-like filler layer extends outwards for a section, and the third dental gel-like filler layer is the superfilling section; the third dental crown is provided with a third bedding material layer and a third resin material layer; the third resin material layer is used for simulating a resin prosthesis after root canal treatment.
Further, the fourth simulated tooth is a mandibular first molar, the mandibular first molar comprises a distal root, a proximal tongue root, a proximal cheek root and a fourth crown, the distal root, the proximal tongue root, the proximal cheek root and the fourth crown are provided with a fourth pulp cavity, and the fourth pulp cavity is provided with a fourth gutta-percha-like filling layer; the near-cheek root is provided with the broken instrument; the fourth dental crown is provided with a fourth bedding material layer and a fourth resin material layer; the fourth resin material layer is used for simulating a resin prosthesis after root canal treatment.
Compared with the prior art, the utility model has the beneficial effects that:
the treatment dental model set is simple and exquisite in design, and can truly simulate the root canal treatment failure model of underfilling, superfilling, root canal omission and instrument fracture separation in the root canal treatment failure; the utility model can simultaneously complete the connection of a plurality of clinical operations, is beneficial to clinical teaching and explanation, improves the teaching quality, can simultaneously provide a preoperative exercise model for doctors, and improves the clinical operation proficiency of the doctors.
Drawings
The technology of the present utility model will be described in further detail below with reference to the attached drawings and detailed description:
FIG. 1 is a schematic view of a treatment dental model set mounted in a base position;
FIG. 2 is a schematic view of the structure of a first simulated tooth;
FIG. 3 is a schematic view of the structure of a second simulated tooth;
FIG. 4 is a schematic structural view of a third simulated tooth;
fig. 5 is a schematic structural view of a fourth artificial tooth.
Reference numerals:
1-treatment of dental model sets;
2-a first simulated tooth; 21-missing root canal; 22-near the buccal root; 23-distal buccal root; 24-first palate root; 25-a first crown; 26-a first pulp chamber; 27-a first gutta-percha-like filling layer; 28-a first underlayment material layer; 29-a layer of resin material;
3-a second simulated tooth; 31-no-filler cavity; 32-buccal root; 33-second palate root; 34-a second crown; 35-a second pulp chamber; 36-a second gutta-percha-like filler layer; 37-a second underlayment material layer; 38-a second resin material layer;
4-a third simulated tooth; 41-superfilling section; 42-root; 43-third crown; 44-third pulp chamber; 45-a third underlayment material layer; 46-a third layer of resin material;
5-fourth simulated teeth; 51-breaking the machine; 52-distal root; 53-near the buccal root; 54-fourth crown; 55-fourth pulp chamber; 56-fourth gutta-percha-like filler layer; 57-fourth underlayment material layer; 58-a fourth resin material layer;
6, a base; 61-snap;
7-emulating a silicone gum.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, aspects, and effects of the present utility model. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly or indirectly fixed or connected to the other feature. Further, the descriptions of the upper, lower, left, right, etc. used in the present utility model are merely with respect to the mutual positional relationship of the constituent elements of the present utility model in the drawings.
Referring to fig. 1 to 5, a root canal re-treatment model comprises a treatment tooth model set 1 and a base 6, wherein the treatment tooth model set 1 comprises a first simulation tooth 2, a second simulation tooth 3, a third simulation tooth 4 and a fourth simulation tooth 5, the first simulation tooth 2 is provided with a missing root canal 21, the second simulation tooth 3 is provided with a filler-free cavity 31, the third simulation tooth 4 is provided with an overfill section 41, and the fourth simulation tooth 5 is provided with a mechanical breaker 51; the first simulated teeth 2, the second simulated teeth 3, the third simulated teeth 4 and the fourth simulated teeth 5 can be arranged on the base 6, and the base 6 can be arranged in a simulated head mould. Wherein the missing root canal 21 is used for simulating the situation that the root canal re-treatment is required due to missing root canal, the filler-free cavity 31 is used for simulating the situation that the root canal re-treatment is required due to underfilling, the overfill section 41 is used for simulating the situation that the root canal re-treatment is required due to overfilling causing failure of the root canal treatment, and the breaking tool 51 is used for simulating the situation that the root canal re-treatment is required due to breaking and separation of the instrument.
In one embodiment, the base 6 is a plastic base, and the plastic base is provided with simulated silica gel gums 7, and the simulated silica gel gums 7 are used for installing the therapeutic dental model group 1; the plastic base is provided with a buckle 61, and the buckle 61 is used for installing the plastic base on the head imitation die.
In one embodiment, the imitation head mould can be arranged on the framework.
In one embodiment, the fastener 61 is a metal fastener, and the plastic base may be fixed in the head-like mold.
In one embodiment, the missing root canal 21 is an MB2 root canal, which is a tiny, unprepared root canal.
Referring to fig. 2, in one embodiment, the first simulated tooth 2 is a maxillary first molar comprising a proximal buccal root 22, a distal buccal root 23, a first palate root 24, and a first crown 25, the proximal buccal root 22, the distal buccal root 23, the first palate root 24, and the first crown 25 having a first pulp chamber 26, the first pulp chamber 26 having a first gum-like filler layer 27; the distal buccal root 23 is provided with the missing root canal 21; the first crown 25 is provided with a first bedding material layer 28 and a first resin material layer 29; the first resin material layer 29 is used to simulate a resin prosthesis after endodontic treatment.
Referring to fig. 3, in one embodiment, the second simulated tooth 3 is a first maxillary premolars comprising a buccal root 32, a second palate root 33 and a second crown 34, the buccal root 32, the second palate root 33 and the second crown 34 being provided with a second pulp chamber 35, the second pulp chamber 35 being provided with a second gutta-percha-like filling layer 36; the buccal root 32 and the second palate root 33 are provided with the filler-free cavity 31; the second crown 34 is provided with a second bedding material layer 37 and a second resin material layer 38; the second resin material layer 38 is used to simulate a resin prosthesis after endodontic treatment.
In one embodiment, the length of the filler-free cavity 31 is 1/3 of the length of the buccal root 32; the length of the non-filler chamber 31 is 1/3 of the length of the second palate root 33.
Referring to fig. 4, in one embodiment, the third simulated tooth 4 is an anterior maxillary tooth comprising a root 42 and a third crown 43, the root 42 and the third crown 43 being provided with a third pulp chamber 44, the third pulp chamber 44 being provided with a third gum-like filling layer, which extends outwardly beyond a section, the third gum-like filling layer being the overfill section 41; the third dental crown 43 is provided with a third bedding material layer 45 and a third resin material layer 46; the third resin material layer 46 is used to simulate a resin prosthesis after endodontic treatment.
Referring to fig. 5, in one embodiment, the fourth simulated tooth 5 is a mandibular first molar comprising a mesial root 52, a proximal tongue root, a proximal cheek root 53 and a fourth crown 54, the mesial root 52, the proximal tongue root, the proximal cheek root 53 and the fourth crown 54 being provided with a fourth pulp chamber 55, the fourth pulp chamber 55 being provided with a fourth gum-like filling layer 56; the proximal buccal root 53 is provided with the breaking tool 51; the fourth crown 54 is provided with a fourth bedding material layer 57 and a fourth resin material layer 58; the fourth resin material layer 58 is used to simulate a resin prosthesis after endodontic treatment.
In one embodiment, the length of the break tool 51 is 1/3 of the length of the proximal buccal root 53; the breaking tool 51 is a K-pad.
In one embodiment, the first, second, third and fourth gutta-percha-like filler layers 27, 36, 56 are gutta-percha.
In one embodiment, the first resin material layer 29, the second resin material layer 38, the third resin material layer 46, and the fourth resin material layer 58 are resins.
Other contents of the root canal re-treatment model according to the present utility model are referred to in the prior art, and will not be described herein.
The present utility model is not limited to the preferred embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical proposal of the present utility model.
Claims (10)
1. The root canal retreatment model is characterized by comprising a treatment tooth model group and a base, wherein the treatment tooth model group comprises a first simulation tooth, a second simulation tooth, a third simulation tooth and a fourth simulation tooth, the first simulation tooth is provided with a missing root canal, the second simulation tooth is provided with a filler-free cavity, the third simulation tooth is provided with an overfill section, and the fourth simulation tooth is provided with a mechanical break; the first simulated teeth, the second simulated teeth, the third simulated teeth and the fourth simulated teeth can be arranged on the base, and the base can be arranged in the head simulation die.
2. The root canal re-treatment model according to claim 1, wherein the base is a plastic base provided with simulated silicone gums for mounting the set of treatment dental models; the plastic base is provided with a buckle, and the buckle is used for installing the plastic base on the head imitation die.
3. The root canal re-treatment model according to claim 2, wherein the clasp is a metal clasp.
4. The root canal re-treatment model according to claim 1, wherein the first simulated tooth is a maxillary first molar comprising a proximal buccal root, a distal buccal root, a first palate root, and a first crown, the proximal buccal root, the distal buccal root, the first palate root, and the first crown being provided with a first pulp chamber provided with a first gum-like filling layer; the far cheek root is provided with the missing root canal.
5. The root canal re-treatment model according to claim 4, wherein the first crown is provided with a first bedding material layer and a first resin material layer.
6. The root canal re-treatment model according to claim 1, wherein the second simulated tooth is a first maxillary premolars tooth comprising a buccal root, a second palate root and a second crown, said buccal root, said second palate root and said second crown being provided with a second pulp chamber provided with a second gutta-percha-like filling layer; the buccal root and the second palate root are provided with the filler-free cavity.
7. The root canal re-treatment model according to claim 6, wherein the second crown is provided with a second bedding material layer and a second resin material layer.
8. The model of root canal re-treatment according to claim 1, wherein the third simulated tooth is an anterior maxillary tooth comprising a root and a third crown, the root and the third crown being provided with a third pulp chamber, the third pulp chamber being provided with a third gum-like filling layer which extends outwardly beyond a segment, the third gum-like filling layer being the overfill segment; the third dental crown is provided with a third bedding material layer and a third resin material layer.
9. The root canal re-treatment model according to claim 1, wherein the fourth simulated tooth is a mandibular first molar comprising a mesial root, a proximal tongue root, a proximal cheek root and a fourth crown, the mesial root, the proximal tongue root, the proximal cheek root and the fourth crown being provided with a fourth pulp chamber, the fourth pulp chamber being provided with a fourth gum-like filling layer; the near-cheek root is provided with the breaking instrument.
10. The root canal re-treatment model according to claim 9, wherein the fourth crown is provided with a fourth bedding material layer and a fourth resin material layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322140614.7U CN220474196U (en) | 2023-08-09 | 2023-08-09 | Root canal retreatment model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322140614.7U CN220474196U (en) | 2023-08-09 | 2023-08-09 | Root canal retreatment model |
Publications (1)
| Publication Number | Publication Date |
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| CN220474196U true CN220474196U (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322140614.7U Active CN220474196U (en) | 2023-08-09 | 2023-08-09 | Root canal retreatment model |
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| CN (1) | CN220474196U (en) |
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2023
- 2023-08-09 CN CN202322140614.7U patent/CN220474196U/en active Active
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