CN219000635U - Resin block for dental cutting - Google Patents
Resin block for dental cutting Download PDFInfo
- Publication number
- CN219000635U CN219000635U CN202320068162.3U CN202320068162U CN219000635U CN 219000635 U CN219000635 U CN 219000635U CN 202320068162 U CN202320068162 U CN 202320068162U CN 219000635 U CN219000635 U CN 219000635U
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- Prior art keywords
- resin block
- gum
- color resin
- tooth
- color
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- 239000011347 resin Substances 0.000 title claims abstract description 112
- 229920005989 resin Polymers 0.000 title claims abstract description 112
- 238000005520 cutting process Methods 0.000 title claims abstract description 25
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 14
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 9
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 9
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 7
- 229920002530 polyetherether ketone Polymers 0.000 claims description 7
- 239000004851 dental resin Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 238000004088 simulation Methods 0.000 abstract 1
- 210000001847 jaw Anatomy 0.000 description 11
- 241000237509 Patinopecten sp. Species 0.000 description 8
- 235000020637 scallop Nutrition 0.000 description 8
- 239000010410 layer Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 210000002445 nipple Anatomy 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 210000002455 dental arch Anatomy 0.000 description 2
- 210000004513 dentition Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004373 mandible Anatomy 0.000 description 2
- 210000002050 maxilla Anatomy 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000004877 mucosa Anatomy 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 230000036346 tooth eruption Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 238000013499 data model Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 210000004283 incisor Anatomy 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a resin block for dental cutting processing, which belongs to the technical field of oral medical treatment and comprises a gum resin block and a tooth resin block; the gum color resin block and the tooth color resin block are composed of a central part and a peripheral part; the gum color resin block and the tooth color resin block are connected at the peripheral part by a wavy curved surface, and the central part is connected by a horizontal plane; the gum color resin blocks merge with the color of the tooth color resin block boundary in a gradual manner. The utility model can design and process the complete maxillary denture or mandibular denture, which is overlapped in the posterior tooth area; after the complete denture of the upper jaw or the lower jaw is processed, the rest part can be processed into the partial removable denture and the base, so that the utilization rate of the resin block is improved, the color gradient of the area near the gum line of the front tooth area can be realized, the simulation is realized, and the aesthetic property is improved.
Description
Technical Field
The utility model relates to the technical field of oral medical treatment, in particular to a resin block for dental cutting processing.
Background
Complete dentures are the main means for treating patients with dentition deficiency, and are realized by processing and cutting a resin disk.
In the prior art, the resin tray used for the whole cutting processing of the complete denture is usually single-color and cannot present the color and appearance of the teeth and gums of a real human. Besides the resin disk of a single color, the tooth color material and the gum color material are pressed together to prepare a bicolor resin block. However, most of the existing bicolor materials are layered in a simple two-dimensional plane, so that personalized forming of tooth-gum interfaces cannot be satisfied, the post-dyeing method is required to be made up, time and labor are wasted, and the dyeing agent is easy to fade. Three-dimensional layered materials are appeared, but the design of the interlayer interface is relatively simple, and the waste of the materials is large, so that the clinical actual needs can not be met.
Therefore, designing a resin block for dental cutting processing can satisfy the design and processing of complete dentures of the upper jaw or the lower jaw, and the rest is used for processing partial removable dentures and base plates, so that the utilization rate of the resin block is improved, which is a problem to be solved by the person skilled in the art.
Disclosure of Invention
In view of the above, the present utility model provides a resin block for dental cutting processing, which can process a complete denture of a maxilla or a mandible, and after the complete denture of the maxilla or the mandible is processed by the resin block, the rest can process a partially removable denture and a base, thereby improving the utilization rate of the resin block.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a resin block for dental cutting processing, comprising a gum color resin block and a tooth color resin block;
the gum color resin block and the tooth color resin block are composed of a central part and a peripheral part;
wherein, the center part of the gum color resin block is correspondingly arranged with the center part of the tooth color resin block, and the connecting surface is a horizontal surface; the fan-shaped bulges arranged on the peripheral part of the gum color resin block are matched with the fan-shaped grooves arranged on the peripheral part of the tooth color resin block, and the connecting surface is a wavy curved surface; the fan-shaped bulges and the fan-shaped grooves are radially distributed at the central part;
the gum color resin block and the tooth color resin block are fused in a gradual change mode, and the color of the area near the gum line in the front tooth area is gradually changed through bidirectional permeation, so that the gum color block is more simulated, and the aesthetic property is improved.
Preferably, adjacent fan-shaped grooves are connected in a straight line through the gingival papilla.
Preferably, the number of the complete maxillary dentures or the complete mandibular dentures is matched with the number of the fan-shaped grooves, the resin block for dental cutting processing can be used for processing the complete maxillary dentures or the complete mandibular dentures, and the rest is also used for processing the partial removable dentures and the base. Wherein, the design of the upper jaw complete denture and the lower jaw complete denture is overlapped in the rear tooth area.
The thickness of the gum color resin block is higher than the vertical height of the toothless jaw base; the thickness of the tooth color resin block is larger than the height of the dental crown.
Preferably, the material of the dental resin block is one of polymethyl methacrylate (PMMA), polyetheretherketone (PEEK) and other resin materials suitable for the preparation of an oral restoration.
Compared with the prior art, the utility model discloses a resin block for dental cutting processing, which comprises a gum color resin block and a tooth color resin block, wherein the boundary of the gum color resin block and the tooth color resin block at the peripheral part is a wavy curved surface, the boundary of the central part is a plane, the tight connection can be realized, one part of the structure can meet the requirements of cutting of a complete denture of a jaw, the other part can meet the requirements of cutting of the complete denture of the jaw, and the complete denture of the jaw are overlapped in a posterior tooth area; in addition to the cutting of the complete denture of the upper jaw or the lower jaw, the rest part can cut the dentition and the base of the partial removable denture, thereby improving the utilization rate of the resin block; and the gum color resin block and the tooth color resin block are fused in a gradual change mode, and the color of the area near the gum line of the front tooth area is gradually changed through bidirectional permeation, so that the gum color block is more simulated, and the aesthetic property is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a gum color resin composition according to the present utility model.
FIG. 2 is a schematic diagram of a tooth color resin block according to the present utility model.
Fig. 3 is a schematic view of the structure of a resin block for dental cutting processing according to the present utility model.
Wherein, G-gum color resin block; h-tooth color resin blocks; 12-a center portion of the dental resin block; 22-the peripheral portion of the dental resin block; 31-gingival papilla straight line, 32-sector groove, 33-sector bulge.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model discloses a resin block for dental cutting, which comprises a gum resin block G and a tooth resin block H, as shown in figure 3, which are tightly connected in an up-down combination manner;
specifically, as shown in fig. 1 and 2, the gum color resin pieces G and the tooth color resin pieces H are each composed of a central portion and a peripheral portion; wherein, the center part of the gum color resin block is correspondingly arranged with the center part 12 of the tooth color resin block, and the connecting surface is a horizontal surface; the fan-shaped bulge 33 arranged on the peripheral part of the gum color resin block G is matched with the fan-shaped groove 32 arranged on the peripheral part 22 of the tooth color resin block H, and the connecting surface is a wavy curved surface; the fan-shaped protrusions 33 and the fan-shaped grooves 32 are radially distributed at the center; the gum color resin pieces G are gradually blended with the color of the boundary of the tooth color resin pieces H.
Referring to fig. 2, adjacent sector grooves 32 are connected by a straight line 31 of the gingival papilla.
The number of the upper jaw complete dentures or the lower jaw complete dentures of the resin block for dental cutting processing is matched with that of the sector grooves, and the upper jaw complete dentures or the lower jaw complete dentures can be processed, wherein the design area of the upper jaw complete dentures and the design area of the lower jaw complete dentures are overlapped in the rear tooth area; the remainder is also used to process partially removable dentures and bases.
In the specific implementation process, the material of the resin block for dental cutting is one of polymethyl methacrylate (PMMA), polyether ether ketone (PEEK) and other resin materials suitable for preparing the dental restoration; the thickness of the gum color resin block G is higher than the vertical height of the toothless jaw base; the thickness of the tooth color resin block H is larger than the height of the crown.
The utility model provides a method for manufacturing a resin block for dental cutting processing, which comprises the following steps:
(1) Dividing a large amount of three-dimensional model data in a full-mouth toothless jaw model database into a plurality of types and coding according to the dental arch shape by using artificial intelligent software; extracting a type of maxillary and mandibular mucosa plane data model from different types of model data, and drawing maxillary and mandibular gingival edge lines based on oral anatomy gingival morphology on the maxillary and mandibular mucosa planes to obtain maxillary and mandibular toothless jaw base model data; the upper jaw and the lower jaw toothless jaw base are arranged at 180 degrees, and the rear tooth areas are overlapped to obtain a wavy annular gum line demarcation curved surface formed by a gum scallop curved surface (namely a fan-shaped groove 32) and a gum nipple straight line 31;
the method comprises the steps of extracting data of different dental arch sizes from the data of the same type of toothless jaw base model, fitting, and obtaining gingival nipple straight lines 31 distributed in the direction perpendicular to a gum line by adjusting the width between adjacent gingival nipple peaks, wherein the gingival nipple straight lines 31 are gingival scallop curved surfaces;
(2) Expanding the annular gum line demarcation curved surface area in the horizontal direction by using design software, and projecting the annular gum line demarcation curved surface area in the vertical direction into a circular continuous surface; designing an upper layer and a lower layer by taking a continuous surface where a gum line boundary curved surface area is located as a boundary, wherein the thickness of the upper layer area is higher than the vertical height of the toothless jaw base, and generating gum color resin block model data A; the thickness of the lower layer area is larger than the height of the dental crown, and tooth color resin block model data B is generated; the size of the gum color resin block model and the tooth color resin block model which are combined up and down accords with the size of a clamp of CAD/CAM engraving equipment;
(3) Generating gum color resin block forming mold data C according to the gum color resin block model data A, wherein the gum color resin block forming mold data C comprises positioning points at the gum line in the middle of incisors in the upper and lower jaws; generating tooth color resin block molding die data D according to the tooth color resin block model data B;
(4) Respectively introducing the gingival color resin block forming die data C and the tooth color resin block forming die data D into 3D printing equipment to print out a gingival color resin block forming die E and a tooth color resin block forming die F;
(5) Placing the printed gum color resin block forming die E with the side of the scallop surface of the gum line facing downwards, and paving a layer of resin powder for tooth color dentistry in the scallop surface area of the gum line; then evenly mixing resin material powder for gum color dentistry with dental tray water, filling the mixture into a gum color resin block forming mold E, and then carrying out pressurized polymerization in a vulcanizing machine to obtain a gum color resin block G;
(6) Placing the printed tooth color resin block forming die F with the side of the scallop surface of the gum line facing downwards, and paving a layer of gum color resin powder for dentistry in the scallop surface area of the gum line; then uniformly mixing resin material powder for tooth color dentistry and dental tray water, filling the mixture into a tooth color resin block forming die F, and then carrying out pressurized polymerization in a vulcanizing machine to obtain a tooth color resin block H;
(7) Combining the gum color resin block G and the tooth color resin block H up and down, and performing pressurized polymerization in a vulcanizing machine to obtain a multicolor synthetic resin block I;
(8) The multicolor synthetic resin block I is trimmed and processed into a shape which accords with the use of a CAD/CAM engraving equipment clamp.
Wherein, the material of the resin block is one of polymethyl methacrylate (PMMA), polyether ether ketone (PEEK) and other resin materials suitable for preparing the oral cavity restoration.
Therefore, through paving the PMMA resin powder for tooth color dentistry on the scallop surface area of the gum line and paving the PMMA resin powder for tooth color dentistry on the scallop surface area of the tooth line, the resin block provided by the utility model can realize gradual color change in the area near the gum line in the front tooth area, is more simulated, and improves aesthetic property.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A resin block for dental cutting processing, characterized by comprising a gum color resin block (G) and a tooth color resin block (H);
the gum color resin blocks (G) and the tooth color resin blocks (H) are each composed of a central portion and a peripheral portion;
wherein the central part of the gum color resin block (G) is correspondingly arranged with the central part (12) of the tooth color resin block (H), and the connecting surface is a horizontal surface; the fan-shaped bulges (33) arranged on the peripheral part of the gum color resin block (G) are matched with the fan-shaped grooves (32) arranged on the peripheral part (22) of the tooth color resin block (H), and the connecting surface is a wavy curved surface; the fan-shaped bulges (33) and the fan-shaped grooves (32) are radially distributed at the central part;
the gum color resin blocks (G) are gradually blended with the color of the boundary of the tooth color resin block (H).
2. A dental resin block according to claim 1, wherein adjacent sector grooves (32) are connected by a straight line of gingival papilla (31).
3. The resin block for dental cutting according to claim 1, wherein the number of the complete maxillary dentures or the complete mandibular dentures is matched with the number of the sector grooves.
4. The resin block for dental cutting according to claim 1, wherein the material of the resin block for dental cutting is one of polymethyl methacrylate and polyether ether ketone.
5. The resin block for dental cutting according to claim 1, wherein the remaining portion of the resin block for dental cutting is used for processing a partially removable denture and a base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320068162.3U CN219000635U (en) | 2023-01-10 | 2023-01-10 | Resin block for dental cutting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320068162.3U CN219000635U (en) | 2023-01-10 | 2023-01-10 | Resin block for dental cutting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219000635U true CN219000635U (en) | 2023-05-12 |
Family
ID=86248781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320068162.3U Active CN219000635U (en) | 2023-01-10 | 2023-01-10 | Resin block for dental cutting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219000635U (en) |
-
2023
- 2023-01-10 CN CN202320068162.3U patent/CN219000635U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240709 Address after: 066004 9 Qinhuangdao Road, Hebei economic and Technological Development Zone Patentee after: Aidite (Qinhuangdao) Technology Co.,Ltd. Country or region after: China Address before: 100191 No. 22, Zhongguancun South Street, Haidian District, Beijing Patentee before: PEKING University SCHOOL OF STOMATOLOGY Country or region before: China |
|
| TR01 | Transfer of patent right |