CN211049659U - Personalized polyether-ether-ketone removable partial denture - Google Patents
Personalized polyether-ether-ketone removable partial denture Download PDFInfo
- Publication number
- CN211049659U CN211049659U CN201920958753.1U CN201920958753U CN211049659U CN 211049659 U CN211049659 U CN 211049659U CN 201920958753 U CN201920958753 U CN 201920958753U CN 211049659 U CN211049659 U CN 211049659U
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- Prior art keywords
- width
- thickness
- personalized
- partial denture
- rod
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- Expired - Fee Related
Links
- 239000004696 Poly ether ether ketone Substances 0.000 title claims abstract description 30
- 229920002530 polyetherether ketone Polymers 0.000 title claims abstract description 30
- 210000003254 palate Anatomy 0.000 claims description 38
- 210000003296 saliva Anatomy 0.000 claims description 6
- 210000004373 mandible Anatomy 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 4
- 208000002354 Edentulous Jaw Diseases 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 210000000988 bone and bone Anatomy 0.000 description 4
- 229910052602 gypsum Inorganic materials 0.000 description 4
- 239000010440 gypsum Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 206010068975 Bone atrophy Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001054 cortical effect Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 210000000214 mouth Anatomy 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000004513 dentition Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000036346 tooth eruption Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Images
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a personalized polyether-ether-ketone removable partial denture, which comprises a tooth, a snap ring, a connector and a denture which are integrally formed by polyether-ether-ketone,
A support and a base. The width of the arm tip of the clamping ring is 1.3-1.5 mm, and the thickness of the clamping ring is 0.9-1.1 mm; the width of the arm body part is 1.5-1.6 mm, and the thickness is 1.1-1.2 mm; the width of the arm starting part is 1.6-1.8 mm, and the thickness is 1.3-1.4 mm.
The width of the lug is 1/3 for the lingual diameter of the molar cheek or 1/2 for the lingual diameter of the premolar cheek; the height is 1.3-1.6 mm; 1/4 for the molar mesial-distal diameter or 1/3 for the premolar mesial-distal diameter, the axial angle being rounded. The utility model provides a loaded down with trivial details complicacy of prior art preparation process, prepare the problem of product multipartization.
Description
Technical Field
The utility model belongs to the technical field of can plucking the local artificial tooth, concretely relates to individualized polyether ether ketone can pluck local artificial tooth.
Background
Removable Partial Dentures (RPDs) exist for nearly a century as an effective method for repairing dentition defects, but due to the complexity of removable partial denture metal brackets, the removable partial denture metal brackets are still mainly manufactured by the traditional manual lost wax casting technology at home and abroad at present, the manufacturing process is complicated, various errors are easy to occur, and the removable partial denture metal brackets highly depend on the clinical experience and the manufacturing skill of technicians.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a local artificial tooth can be plucked to individualized polyether ether ketone, solved the loaded down with trivial details complicacy of prior art preparation process, prepared product multipart problem.
The utility model adopts the technical proposal that the personalized polyether-ether-ketone removable partial denture comprises a tooth, a snap ring, a connector and a tooth body which are integrally formed by polyether-ether-ketone,
A support and a base.
The utility model discloses a characteristics still lie in:
the connector consists of a front palate rod, a side palate rod a, a back palate rod and a side palate rod b which are sequentially connected and closed; the distance between the rear edge of the front palate rod and the front edge of the back palate rod is more than 15 mm; the surface of the connector is provided with texture which is arranged to imitate human palatal folds and is used for storing saliva.
The thickness of the anterior palate rod is 1mm, and the width of the anterior palate rod is 6-8 mm.
The thickness of the rear palate rod is 1.5-2 mm, and the width of the rear palate rod is 3-4 mm.
The thickness of the lateral palate rod a and the lateral palate rod b is 1-1.5 mm, and the width is 3-3.5 mm.
The connecting body is a mandible tongue bar; the thickness is 2-3 mm, and the width is 3-4 mm; the edges are rounded.
The connector is a palate plate; the thickness is 1-2.5 mm; the surface is provided with texture which is arranged to imitate human palatal folds and is used for storing saliva.
The width of the arm tip of the clamping ring is 1.3-1.5 mm, and the thickness of the clamping ring is 0.9-1.1 mm; the width of the arm body part is 1.5-1.6 mm, and the thickness is 1.1-1.2 mm; the width of the arm starting part is 1.6-1.8 mm, and the thickness is 1.3-1.4 mm.
The utility model has the advantages that: the edentulous jaw false tooth is designed according to the digital model of the oral cavity or the plaster model, and the 3D printing and the integral forming are adopted, so that compared with the traditional process, the manufacturing process is simplified, the time, the energy and the materials are saved, and the number of times of treatment for a patient is reduced. And the polyetheretherketone has excellent physical and chemical properties, biological and mechanical properties, biocompatibility and natural radiation transmission, compared with metal materials, the color of the polyetheretherketone is easy to be accepted by patients, the weight of the denture is reduced, the elastic modulus of the polyetheretherketone is closer to that of cortical bone of a human body, and the bone absorption and bone atrophy caused by stress shielding can be effectively reduced.
Drawings
FIG. 1 is a schematic view of the structure of the individual PEEK removable partial denture with a connection plate as a palatal bar;
FIG. 2 is a schematic view of the structure of the individual PEEK removable partial denture, in which the connection plate is a mandibular lingual bar;
fig. 3 is a schematic structural view of the connection plate of the detachable partial denture of the invention, which is a palate plate.
In the figure, 1 is a tooth, 2 is a snap ring, 3 is a connecting body, and 4 is a connecting body.
A support, 5, a base.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a local artificial tooth can be plucked to individualized polyether ether ketone, its characterized in that: comprises a tooth 1 integrally formed by polyether-ether-ketone, a snap ring 2, a connector 3,
Moxa-moxibustion 4 and base 5.
As shown in fig. 1, the connecting body 3 is composed of a front palate rod, a side palate rod a, a back palate rod and a side palate rod b which are connected and closed in sequence; the distance between the rear edge of the front palate rod and the front edge of the back palate rod is more than 15 mm; the surface of the connector 3 is provided with a texture which is arranged to mimic the human palatal fold for storing saliva.
The thickness of the anterior palate rod is 1mm, and the width of the anterior palate rod is 6-8 mm.
The thickness of the rear palate rod is 1.5-2 mm, and the width of the rear palate rod is 3-4 mm.
The thickness of the lateral palate rod a and the lateral palate rod b is 1-1.5 mm, and the width is 3-3.5 mm.
As shown in fig. 2, the connecting body 3 is a mandibular tongue bar; the thickness is 2-3 mm, and the width is 3-4 mm; the edges are rounded.
As shown in fig. 3, the connecting body 3 is a palatal plate; the thickness is 1-2.5 mm; the surface is provided with texture which is arranged to imitate human palatal folds and is used for storing saliva.
The arm tip width of the clamping ring 2 is 1.3-1.5 mm, and the thickness is 0.9-1.1 mm; the width of the arm body part is 1.5-1.6 mm, and the thickness is 1.1-1.2 mm; the width of the arm starting part is 1.6-1.8 mm, and the thickness is 1.3-1.4 mm.
The design of the utility model discloses the method for picking off the partial denture of individualized polyether-ether-ketone specifically is implemented according to the following steps:
step 3, importing the ST L format file in the step 2 into 3Shape software to design removable partial removable dentures;
the method is implemented according to the following steps:
step 3.1, filling the undercut areas on the model in the ST L format;
step 3.2, arranging teeth according to the edentulous area, wherein the positions of the teeth correspond to the positions of the edentulous;
3.3, designing a base on the surface of the edentulous area; the base is expanded to the palatal/lingual side; the upper jaw free end covers the upper jaw nodule and extends to the middle part of the wing upper jaw incisure; the rear edge of the free end of the lower jaw covers the front 1/3-1/2 of the rear cushion of the molar, and the rear edge of the free end of the lower jaw fully extends in a cheek canopy area;
step 3.4, designing a connector according to the size of the edentulous area; the base brackets on the two sides are connected through a connecting body; the shape of the connector is adapted to the shape of the surface of the model, and the tissue surface is attached to the surface of the model;
step 3.5, designing a clamping ring according to the natural tooth appearance of the patient; the shape of the clamping ring is adapted to the buccal surface and the lingual surface of the natural tooth of the patient;
step 3.6 according to preparatory
Design of support bracket
Supporting;
support and
the shape and the size of the supporting concave are adaptive;
support and
the support concave parts are tightly closed and are in a spherical concave contact relation;
and 3.7, performing fine trimming on the bracket to enable the edge to be round and blunt.
The utility model discloses individualized polyether ether ketone can pluck partial denture's advantage does: the utility model has the advantages that: the edentulous jaw false tooth is designed according to the digital model of the oral cavity or the plaster model, and the 3D printing and the integral forming are adopted, so that time, energy and materials are saved compared with the traditional process, and the number of times of treatment for a patient is reduced. And the polyetheretherketone has excellent physical and chemical properties, biological and mechanical properties, biocompatibility and natural radiation transmission, compared with metal materials, the color of the polyetheretherketone is easy to be accepted by patients, the weight of the denture is reduced, the elastic modulus of the polyetheretherketone is closer to that of cortical bone of a human body, and the bone absorption and bone atrophy caused by stress shielding can be effectively reduced.
Claims (9)
1. A personalized polyether-ether-ketone removable partial denture is characterized in that: comprises a tooth (1) which is integrally formed by polyether-ether-ketone, a snap ring (2), a connector (3),
A support (4) and a base (5).
2. The personalized polyetheretherketone removable partial denture of claim 1, wherein: the connecting body (3) consists of a front palate rod, a side palate rod a, a rear palate rod and a side palate rod b which are sequentially connected and closed; the distance between the rear edge of the front palate rod and the front edge of the back palate rod is more than 15 mm; the surface of the connector (3) is provided with texture which is arranged to imitate human palatal folds and is used for storing saliva.
3. The personalized polyetheretherketone removable partial denture of claim 2, wherein: the thickness of the forepalate rod is 1mm, and the width of the forepalate rod is 6-8 mm.
4. The personalized polyetheretherketone removable partial denture of claim 2, wherein: the thickness of the rear palate bar is 1.5-2 mm, and the width of the rear palate bar is 3-4 mm.
5. The personalized polyetheretherketone removable partial denture of claim 2, wherein: the thickness of the lateral palate rod a and the lateral palate rod b is 1-1.5 mm, and the width of the lateral palate rod a and the lateral palate rod b is 3-3.5 mm.
6. The personalized polyetheretherketone removable partial denture of claim 1, wherein: the connecting body (3) is a mandible tongue bar; the thickness is 2-3 mm, and the width is 3-4 mm; the edges are rounded.
7. The personalized polyetheretherketone removable partial denture of claim 1, wherein: the connecting body (3) is a palatal plate; the thickness is 1-2.5 mm; the surface is provided with texture which is arranged to imitate human palatal folds and is used for storing saliva.
8. The personalized polyetheretherketone removable partial denture of claim 1, wherein: the arm tip width of the clamping ring (2) is 1.3-1.5 mm, and the thickness is 0.9-1.1 mm; the width of the arm body part is 1.5-1.6 mm, and the thickness is 1.1-1.2 mm; the width of the arm starting part is 1.6-1.8 mm, and the thickness is 1.3-1.4 mm.
9. The personalized polyetheretherketone removable partial denture of claim 1, wherein: the above-mentioned
The width of the lug (4) is 1/3 of the molar buccal lingual diameter or 1/2 of the premolar buccal lingual diameter; the height is 1.3-1.6 mm; 1/4 for the molar mesial-distal diameter or 1/3 for the premolar mesial-distal diameter, the axial angle being rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958753.1U CN211049659U (en) | 2019-06-25 | 2019-06-25 | Personalized polyether-ether-ketone removable partial denture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958753.1U CN211049659U (en) | 2019-06-25 | 2019-06-25 | Personalized polyether-ether-ketone removable partial denture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211049659U true CN211049659U (en) | 2020-07-21 |
Family
ID=71581811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920958753.1U Expired - Fee Related CN211049659U (en) | 2019-06-25 | 2019-06-25 | Personalized polyether-ether-ketone removable partial denture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211049659U (en) |
-
2019
- 2019-06-25 CN CN201920958753.1U patent/CN211049659U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 |