CN114271971A - Customized digital denture production process - Google Patents
Customized digital denture production process Download PDFInfo
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- CN114271971A CN114271971A CN202111406706.4A CN202111406706A CN114271971A CN 114271971 A CN114271971 A CN 114271971A CN 202111406706 A CN202111406706 A CN 202111406706A CN 114271971 A CN114271971 A CN 114271971A
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Abstract
The invention relates to the field of dental restoration, in particular to a customized digital denture production process which comprises the steps of data acquisition and analysis → model making → customized denture and accessory making → customized denture trimming and accessory polishing → primary wearing → data acquisition and analysis → customized denture refinishing and accessory re-polishing → customized denture refinishing. The method has the effect of improving the manufacturing precision of the customized denture.
Description
Technical Field
The invention relates to the field of tooth restoration, in particular to a production process of a customized digital denture.
Background
Transitional dentures, also known as temporary dentures or temporary dentures, are often made of resins or thermally (self) setting methyl methacrylate plastics, and are a quick-to-make, short-term used prosthesis. Has the advantages of simple processing, short manufacturing completion period, obvious clinical effect and the like. The interim denture is a very important temporary prosthesis that restores function and beauty to some extent.
At present, chinese patent publication No. CN112043437A discloses a method for prefabricating temporary teeth, which comprises: s1: a doctor obtains three-dimensional image data of the oral cavity of a patient by using intraoral scanning; s2: the doctor compresses the data obtained by intraoral scanning and sends the data to the manufacturer; s3: the manufacturer prints out the virtual oral cavity model according to the intraoral scanned data; s4: designing and manufacturing temporary teeth according to the occlusion relation of the upper and lower teeth and the adjacent gum forms; s5: wearing the temporary teeth in the virtual oral cavity model; s6: grinding and finishing the temporary teeth according to the clearance between the temporary teeth and the adjacent teeth, the occlusion relation of the upper teeth and the lower teeth and the state of the gum; s7: the adjusted temporary teeth are sent to a hospital and worn by a doctor for a patient.
With respect to the related art in the above, the inventors consider that: the false tooth is manufactured and trimmed through the three-dimensional model, and compared with the false tooth which is worn in the oral cavity of a patient, certain data errors exist, so that the manufacturing precision of the false tooth is poor, and the manufactured customized false tooth is not completely adapted to the oral cavity of the patient.
Disclosure of Invention
In order to improve the manufacturing precision of the customized denture, the application provides a customized digital denture production process.
The application provides a customized digital denture production process, which adopts the following technical scheme:
a customized digital denture production process comprises the following steps:
s1, data acquisition and analysis: acquiring original three-dimensional data of the oral cavity of a patient;
s2, making a model: making a three-dimensional model of the mouth of the corresponding patient according to the acquired original three-dimensional data of the patient;
s3, manufacturing customized dentures and accessories: manufacturing false teeth and accessories according to the printed three-dimensional model of the oral cavity of the patient;
s4, customized denture trimming and accessory grinding: preliminarily trying the manufactured customized denture and the accessory in the printed three-dimensional model of the oral cavity of the patient, preliminarily finely finishing the customized denture according to the preliminary trying condition, and polishing the accessory;
s5, primary wearing: the polished accessory is used for installing the customized denture after the primary fine finishing and trimming into the oral cavity of a patient;
s6, acquiring data again and analyzing: acquiring three-dimensional data of a customized denture initially worn by the oral cavity of a patient and analyzing the three-dimensional data worn by the customized denture in the oral cavity of the patient;
s7, customized denture refinishing and accessory regrinding: taking out the customized denture from the mouth of the patient, finishing the customized denture again according to the three-dimensional data worn by the customized denture in the mouth of the patient, the occlusion feeling of the patient and the doctor's advice, and polishing the accessory again;
s8, wearing the customized denture again: the customized denture is remounted into the patient's mouth with the reground fitting.
By adopting the technical scheme, the customized digital denture production process comprises the steps of data acquisition and analysis → model making → making customized denture and accessory → customized denture trimming and accessory polishing → primary wearing → data acquisition and analysis again → customized denture refinishing and accessory re-polishing → customized denture refinishing. After the customized denture is preliminarily corrected, the patient preliminarily wears the customized denture, the wearing three-dimensional data of the patient is obtained, and the customized denture is trimmed again according to direct occlusion feeling of the patient, doctor's advice and the wearing three-dimensional data, so that the manufacturing precision of the customized denture is improved, and the customized denture is better adapted to the oral cavity of the patient.
Optionally, the original three-dimensional data and the three-dimensional data after wearing the customized denture both include data of the oral cavity of the patient in the centric jaw position state and the non-centric jaw position state.
By adopting the technical scheme, the adaptation condition of the customized denture to the oral cavity of the patient can be accurately judged according to the wearing three-dimensional data in the normal jaw position state and the non-normal jaw position state, so that the manufacturing efficiency of the customized denture is improved.
Optionally, the method for making the three-dimensional oral cavity model in S2 is a 3D printing technique.
By adopting the technical scheme, the 3D printing technology is adopted to realize the digital production of the customized denture, and the production efficiency and precision of the customized denture are improved.
Optionally, the customized denture finishing in S4 includes primary grinding and primary polishing, and the customized denture refinishing in S7 includes secondary grinding and secondary polishing.
By adopting the technical scheme, the customized denture is primarily trimmed by primary grinding and primary polishing, and is secondarily trimmed by secondary grinding and secondary polishing, so that the manufacturing precision of the customized denture is improved.
Optionally, the method further comprises the following steps:
s9, cyclic operation: repeating said S6 through said S8 until the cycle is completed after the customized denture is properly worn within the patient' S mouth.
By adopting the technical scheme, the precision of the customized denture is continuously improved by continuously repeating the steps from S6 to S8, so that the customized denture is better adapted to the oral cavity of a patient.
Optionally, the three-dimensional data of the oral cavity after the patient wears the customized denture, which is obtained in each cycle in S9, is analyzed to obtain the information of the patient' S occlusion habits.
By adopting the technical scheme, when a patient needs to install a plurality of customized false teeth, the plurality of customized false teeth can be trimmed simultaneously by acquiring the occlusion habit information of the patient, so that the trimming efficiency of the customized false teeth is improved.
Optionally, in S9, before performing each of the operations S6 to S8, the oral cavity of the patient is cleaned.
By adopting the technical scheme, the oral cavity of the patient is cleaned before the circulation operation at each time, the wearing accuracy of the customized denture in the oral cavity of the patient can be improved, and the customized denture is trimmed according to the occlusion effect after the patient wears the customized denture at each time, so that the manufacturing efficiency of the customized denture is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the customized digital denture production process comprises the steps of data acquisition and analysis → model making → customized denture and accessory making → customized denture trimming and accessory polishing → primary wearing → data acquisition and analysis again → customized denture re-trimming and accessory re-polishing → customized denture re-wearing, so that the manufacturing precision of the customized denture is improved;
2. according to the data of the positive jaw position state and the non-positive jaw position state, the adaptation condition of the customized denture to the oral cavity of the patient can be accurately judged, so that the manufacturing efficiency of the customized denture is improved.
Drawings
Fig. 1 is a flow chart of a customized digital denture production process according to an embodiment of the present application.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses a customized digital denture production process.
Referring to fig. 1, the customized digital denture production process comprises the following steps:
s1, data acquisition and analysis: scanning and acquiring original three-dimensional data of the oral cavity of the patient in a centric jaw position state and a non-centric jaw position state, thereby comprehensively acquiring the original three-dimensional data of the oral cavity of the patient.
S2, making a model: and manufacturing an oral cavity three-dimensional model according to the original three-dimensional data, and simulating the occlusion action of the oral cavity of the patient by using the oral cavity three-dimensional model.
S3, manufacturing customized dentures and accessories: the 3D printing technology is utilized to manufacture the customized denture and the accessories according to the occlusion condition of the oral three-dimensional model, so that the digital production of the customized denture is realized, and the manufacturing precision and efficiency of the customized denture are improved.
S4, customized denture trimming and accessory grinding: and carrying out preliminary try-on the customized denture and the accessories in the three-dimensional oral cavity model, and carrying out preliminary fine finishing on the customized denture according to the preliminary try-on condition, wherein the preliminary finishing comprises preliminary grinding and preliminary polishing. Therefore, the size of the customized denture is preliminarily adjusted, and the finishing efficiency of the customized denture is improved. In addition, the accessory is polished so that the accessory fits the printed three-dimensional model and the customized denture.
S5, primary wearing: and (4) utilizing the polished accessory to install the customized denture after the primary fine finishing and trimming into the oral cavity of the patient.
S6, acquiring data again and analyzing: after the customized denture is initially worn in the oral cavity of the patient through scanning and acquiring three-dimensional wearing data of the oral cavity of the patient in the states of the centric jaw position and the non-centric jaw position, and then analyzing the three-dimensional wearing data.
S7, customized denture refinishing and accessory regrinding: and taking out the customized denture from the mouth of the patient, and analyzing according to direct occlusion feeling after the patient wears the customized denture, doctor's advice and worn three-dimensional data, wherein the doctor's advice comprises the condition directly observed by the doctor and medically reasonable suggestions, so that the customized denture is more accurately trimmed again. The re-finishing comprises re-grinding and re-polishing, so that the precision of the customized denture after re-finishing is improved, and the customized denture is better adapted to the oral cavity of a patient.
In addition, the accessory is polished again, so that the adaptation degree of the accessory to the customized denture and the oral cavity of the patient is improved.
S8, wearing the customized denture again: the re-finished customized denture was installed into the patient's mouth using the re-sanded fitting.
S9, cyclic operation: repeating S6-S8 until the customized denture is properly worn within the patient' S mouth, ending the cycle.
In the loop process of S9, the wearing three-dimensional data acquired each time is analyzed, thereby acquiring the biting habit information of the patient. When a patient needs to install a plurality of customized false teeth, the trimming of the customized false teeth can be adjusted simultaneously according to the occlusion habit of the patient, and the manufacturing efficiency of the customized false teeth is improved.
Before each cycle operation of S9, the oral cavity of the patient is cleaned, so that the wearing precision of the customized denture and the accessories can be improved, the customized denture is trimmed according to the occlusion effect after the patient wears the customized denture every time, and the manufacturing efficiency of the customized denture is improved.
The implementation steps of the customized digital denture production process in the embodiment of the application are as follows: data collection and analysis → model making → making customized denture and accessory → customized denture repair and accessory polishing → primary wearing → data acquisition and analysis again → customized denture refinishing and accessory refinishing → customized denture wearing again → loop operation.
The method comprises the steps of firstly scanning and obtaining original three-dimensional data of a patient oral cavity in a centric jaw position state and an non-centric jaw position state, then manufacturing an oral cavity three-dimensional model by using a 3D printing technology and the original three-dimensional data, and manufacturing a customized denture and accessories according to the oral cavity three-dimensional model.
And then, preliminarily wearing the customized denture and the accessories in the oral cavity three-dimensional model, preliminarily grinding and preliminarily polishing the customized denture according to the adaptation condition, preliminarily polishing the accessories, then installing the preliminarily polished customized denture and the preliminarily polished accessories in the oral cavity of the patient, and scanning again and acquiring the wearing three-dimensional data of the oral cavity of the patient in the central jaw state and the non-central jaw state.
The customized denture is ground and polished again according to direct occlusion feeling of a patient, direct observation of a doctor and wearing three-dimensional data, accessories are ground again, and manufacturing accuracy of the customized denture is improved. And finally, the customized denture is installed in the oral cavity of the patient, so that the customized denture can be better adapted to the oral cavity of the patient.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. A customized digital denture production process is characterized in that: the method comprises the following steps:
s1, data acquisition and analysis: acquiring original three-dimensional data of the oral cavity of a patient;
s2, making a model: making a three-dimensional model of the mouth of the corresponding patient according to the acquired original three-dimensional data of the patient;
s3, manufacturing customized dentures and accessories: manufacturing false teeth and accessories according to the printed three-dimensional model of the oral cavity of the patient;
s4, customized denture trimming and accessory grinding: preliminarily trying the manufactured customized denture and the accessory in the printed three-dimensional model of the oral cavity of the patient, preliminarily finely finishing the customized denture according to the preliminary trying condition, and polishing the accessory;
s5, primary wearing: the polished accessory is used for installing the customized denture after the primary fine finishing and trimming into the oral cavity of a patient;
s6, acquiring data again and analyzing: acquiring three-dimensional data of a customized denture initially worn by the oral cavity of a patient and analyzing the three-dimensional data worn by the customized denture in the oral cavity of the patient;
s7, customized denture refinishing and accessory regrinding: taking out the customized denture from the mouth of the patient, finishing the customized denture again according to the three-dimensional data worn by the customized denture in the mouth of the patient, the occlusion feeling of the patient and the doctor's advice, and polishing the accessory again;
s8, wearing the customized denture again: the customized denture is remounted into the patient's mouth with the reground fitting.
2. The customized digital denture production process according to claim 1, wherein: the original three-dimensional data and the three-dimensional data after wearing the customized denture both comprise data of the oral cavity of the patient in a median jaw position state and an off-median jaw position state.
3. The customized digital denture production process according to claim 1, wherein: the method for making the oral cavity three-dimensional model in the step S2 is a 3D printing technology.
4. The customized digital denture production process according to claim 1, wherein: the customized denture finishing in the S4 comprises primary grinding and primary polishing, and the customized denture refinishing in the S7 comprises secondary grinding and secondary polishing.
5. The customized digital denture production process according to claim 1, wherein: further comprising the steps of:
s9, cyclic operation: repeating said S6 through said S8 until the cycle is completed after the customized denture is properly worn within the patient' S mouth.
6. The customized digital denture production process according to claim 5, wherein: and analyzing the three-dimensional data of the oral cavity after the patient wears the customized denture, which is acquired in the process of each cycle in the step S9, so as to acquire the information of the occlusion habit of the patient.
7. The customized digital denture production process according to claim 5, wherein: in the S9, the oral cavity of the patient is cleaned before performing the operations S6 to S8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111406706.4A CN114271971A (en) | 2021-11-24 | 2021-11-24 | Customized digital denture production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111406706.4A CN114271971A (en) | 2021-11-24 | 2021-11-24 | Customized digital denture production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114271971A true CN114271971A (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111406706.4A Withdrawn CN114271971A (en) | 2021-11-24 | 2021-11-24 | Customized digital denture production process |
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|---|---|
| CN (1) | CN114271971A (en) |
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2021
- 2021-11-24 CN CN202111406706.4A patent/CN114271971A/en not_active Withdrawn
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Application publication date: 20220405 |
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