CN107028668A - A kind of implementation method for digitizing correction tooth-implant fixed prostheses - Google Patents
A kind of implementation method for digitizing correction tooth-implant fixed prostheses Download PDFInfo
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- CN107028668A CN107028668A CN201710218486.XA CN201710218486A CN107028668A CN 107028668 A CN107028668 A CN 107028668A CN 201710218486 A CN201710218486 A CN 201710218486A CN 107028668 A CN107028668 A CN 107028668A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/002—Orthodontic computer assisted systems
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0093—Features of implants not otherwise provided for
- A61C8/0096—Implants for use in orthodontic treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/50—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for simulation or modelling of medical disorders
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2200/00—Indexing scheme for image data processing or generation, in general
- G06T2200/08—Indexing scheme for image data processing or generation, in general involving all processing steps from image acquisition to 3D model generation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/41—Medical
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
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- Orthopedic Medicine & Surgery (AREA)
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Abstract
The invention discloses a kind of implementation method for digitizing correction tooth-implant fixed prostheses, method includes：Intraoral initial model is obtained by intraoral scanner, and obtains tooth and treats correction model；Correction model and intraoral initial model, and the correction range value pre-set are treated according to tooth, many secondary dental appliance models are obtained by 3D printing；Intraoral model after correction is obtained by intraoral scanner, obtain and treat plantation/reparation tooth model, and treat that plantation/reparation tooth model obtains plantation guide plate model or patch ceramic former type according to described, and plantation guide plate model or patch ceramic former type are molded, obtain correction model.The present invention obtains many secondary dental appliance models by Design of digital, and correction model, user is planted or reparation space by wearing dental appliance model, and iron porcelain is carried out to tooth by correction model by doctor or plantation is repaired, digitlization orthodontic is realized, user is facilitated.
Description
Technical field
Technical field, more particularly to a kind of digitlization correction tooth-implant fixed prostheses are processed the present invention relates to gear division
Implementation method.
Background technology
Research shows, after the absence of tooth of normal person, if without certain treatment by fitting naturally along with human body
The tooth movement of a certain degree of property stage by stage is answered and produces, former edentulous space is gradually reduced and is distributed to it to a certain extent
In his interval of tooth.So as to cause, in the plantation reparation in later stage, to plant insufficient space, or the problems such as the reparation difficulty of top, shadow
Ring attractive in appearance and function.
And under the prior art, doctor can take the mode of first Fixed Orthodontics tooth is moved to normally such patient
Occlusal position simultaneously sets up occlusion on this position, and plantation reparation is then carried out again.And when doctor takes Fixed Orthodontics to move tooth
During tooth, for doctor：The positioning of Fixed Orthodontics bracket with it is bonding, the bending of steel wire, install and require high with changing professional technique,
It is not easy to clean for patients tooth is produced iatrogenic disease, unsightly will exposure the drawbacks of the conventional orthodontic such as uncomfortable
Undoubtedly.
Therefore, prior art has yet to be improved and developed.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, correction tooth-implant fixed prostheses are digitized it is an object of the invention to provide one kind
Implementation method, it is intended to solve to take the modes of first Fixed Orthodontics in the prior art, to the positioning of Fixed Orthodontics bracket with it is bonding,
The professional technique that bends, installs and change of steel wire requires high, so as to cause the defect of complex operation.
Technical scheme is as follows：
A kind of implementation method for digitizing correction tooth-implant fixed prostheses, wherein, it the described method comprises the following steps：
S1, intraoral initial model obtained by intraoral scanner, and obtain tooth and treat correction model；
S2, correction model and intraoral initial model, and the correction range value pre-set are treated according to tooth, obtained by 3D printing
Many pair dental appliance models；
S3, by intraoral scanner obtain correction after intraoral model, obtain and treat plantation/reparation tooth model, and treated according to described
Plantation/reparation tooth model obtains plantation guide plate model or patch ceramic former type, and plantation guide plate model or patch ceramic former type are carried out into
Type, obtains correction model.
The implementation method of the digitlization correction tooth-implant fixed prostheses, wherein, the step S2 is specifically included：
S21, tooth treated that correction model is contrasted with intraoral initial model, obtain correcting amplitude difference values；
What S22, acquisition were pre-set is used to limit the correction range value that tooth model single corrects maximum amplitude value, according to
Amplitude difference values and the business of the correction range value are corrected, the printing number of dental appliance model is obtained；
S23, the secondary dental appliance model of correspondence is printed according to the printing number of dental appliance model.
The implementation method of the digitlization correction tooth-implant fixed prostheses, wherein, correct range value described in the step S22
At least include the tooth anglec of rotation.
The implementation method of the digitlization correction tooth-implant fixed prostheses, wherein, printed in the step S23 by DLP-3D
Instrument successively accumulates printing dental appliance model；Wherein, each layer of printing piling height is 0.05mm.
The implementation method of the digitlization correction tooth-implant fixed prostheses, wherein, the step S3 is specifically included：
S31, by intraoral scanner obtain correction after intraoral model, obtain and treat plantation/reparation tooth model；
S32, judge to treat that lack part is whole tooth model or part tooth model in plantation/reparation tooth model；
S33, when when lack part is whole tooth model in plantation/reparation tooth model, then according to treating plantation/reparation tooth
Model obtains plantation guide plate model, and obtains correction model by 3D printing；
S34, when when lack part is part tooth model in plantation/reparation tooth model, then according to treating plantation/reparation tooth
Model obtains patch ceramic former type, and obtains correction model by 3D printing.
The implementation method of the digitlization correction tooth-implant fixed prostheses, wherein, lead in the step S33 and step S34
Cross DLP-3D printing instruments and successively accumulate printing correction model；Wherein, each layer of printing piling height is 0.05mm.
It is described digitlization correction tooth-implant fixed prostheses implementation method, wherein, the tooth anglec of rotation be 1.0 °-
1.5°。
The implementation method of the digitlization correction tooth-implant fixed prostheses, wherein, also include after the step S23：
S24, dental appliance model is placed on to power for 300W, wave-length coverage is under 300nm-400nm quartz burner
Square 10-15cm, and solidified 3-4 minutes with immersion method, secondary solidification, the tooth after being solidified are carried out to dental appliance model
Appliance model.
The implementation method of the digitlization correction tooth-implant fixed prostheses, wherein, after the step S33 or step S34 also
Including：
S35, correction model is placed on to power for 300W, wave-length coverage 10- below 300nm-400nm quartz burner
15cm, and solidified 3-4 minutes with immersion method, secondary solidification, the correction model after being solidified are carried out to correction model.
The implementation method of digitlization correction tooth-implant fixed prostheses provided by the present invention, method includes：Pass through intraoral scanning
Instrument obtains intraoral initial model, and obtains tooth and treat correction model；Correction model and intraoral initial model are treated according to tooth, and in advance
The correction range value first set, many secondary dental appliance models are obtained by 3D printing；Obtained by intraoral scanner after correction
Intraoral model, obtains and treats plantation/reparation tooth model, and treats that plantation/reparation tooth model obtains plantation guide plate die according to described
Type or patch ceramic former type, and plantation guide plate model or patch ceramic former type are molded, obtain correction model.The present invention passes through digitlization
Design obtains many secondary dental appliance models, and correction model, user planted by wearing dental appliance model or
Reparation space, and iron porcelain is carried out to tooth by correction model by doctor or plantation is repaired, and realizes digitlization orthodontic, it is convenient
User.
Brief description of the drawings
Fig. 1 is the flow chart of the implementation method preferred embodiment of digitlization correction tooth-implant fixed prostheses of the present invention.
Embodiment
The present invention provides a kind of implementation method for digitizing correction tooth-implant fixed prostheses, to make the purpose of the present invention, technology
Scheme and effect are clearer, clear and definite, and the present invention is described in more detail below.It should be appreciated that described herein specific
Embodiment only to explain the present invention, is not intended to limit the present invention.
Fig. 1 is refer to, it is the implementation method preferred embodiment of the present invention for digitizing correction tooth-implant fixed prostheses
Flow chart.As shown in figure 1, the implementation method of the digitlization correction tooth-implant fixed prostheses comprises the following steps：
Step S1, intraoral initial model obtained by intraoral scanner, and obtain tooth and treat correction model；
Step S2, correction model and intraoral initial model, and the correction range value pre-set are treated according to tooth, pass through 3D printing
Obtain many secondary dental appliance models；
Step S3, intraoral model after correction obtained by intraoral scanner, obtain and treat plantation/reparation tooth model, and according to institute
State and treat that plantation/reparation tooth model obtains plantation guide plate model or patch ceramic former type, and plantation guide plate model or patch ceramic former type are entered
Row 3D printing, obtains correction model.
In embodiments of the invention, when patient is intraoral whole missing either single middle excalation of tooth, if
Without correcting and planting or orthodontic treatment, former edentulous space is gradually reduced and is distributed to other interval of tooth to a certain extent
In, so that cause, in the plantation reparation in later stage, to plant insufficient space, or the problems such as the reparation difficulty of top.In the present invention exactly
After first being worn using the how secondary dental appliance model printed to patient, according to the principle progressively corrected, gradually by former agomphosis
Gap corrects between original tooth spacing to plant or local route repair.In order to protect the tooth of patient, what is printed is more secondary
Dental appliance model is all to have certain correction order and step, that is, just in dental appliance during printing
Printed respectively on model and wear sequence number, correcting process first wears the dental appliance model of serial number 1 after starting, rectified
After positive certain time, then the dental appliance model for wearing serial number 2 is changed, the rest may be inferred until the tooth printed is rectified
Device model is controlled all to wear completely to realize correction.
When the correction to patient teeth by above-mentioned many secondary dental appliance model realizations, former edentulous space is sufficient for
The plantation of whole tooth, or patch porcelain is carried out to the tooth of localized loss, it can thus carry out next step operation.Swept by intraoral
Retouch instrument and obtain intraoral model after correction, obtain and treat plantation/reparation tooth model.Obtained by intraoral scanner in correction deutostoma
After model, design, after the completion of design, led with regard to plantation can be obtained with regard to row's tooth that virtual plantation is repaired or patch porcelain is repaired can be carried out
Slab or patch ceramic former type.The plantation guide plate model obtained by 3D printing can aid in doctor to carry out dental implant, by pasting porcelain
Model is enclosed on tooth to be corrected and realizes local route repair, and digitlization correction and reparation are realized by above two mode.
It is preferred that, intraoral initial model is obtained by the intraoral spatial digitizer of Trios models in the step S1, used
Small probe stretches into patient oral cavity and carries out uniform scanning along the corona bridge work surface of patient, can be accurately quick
The intraoral truth of scanning, that is, obtained intraoral initial model.Mouth will be obtained by the intraoral spatial digitizer of Trios models
The row's of progress tooth design in interior initial model importing 3Shape Dental System softwares, obtains tooth and treats correction model.Equally
, intraoral model after correction is obtained by the intraoral spatial digitizer of Trios models in the step S3.
Further, in the implementation method of the digitlization correction tooth-implant fixed prostheses, the step S2 is specifically included：
Step S21, tooth treated that correction model is contrasted with intraoral initial model, obtain correcting amplitude difference values；
What step S22, acquisition were pre-set is used to limit the correction range value that tooth model single corrects maximum amplitude value,
According to correction amplitude difference values and the business of the correction range value, the printing number of dental appliance model is obtained；
Step S23, the secondary dental appliance model of correspondence is printed according to the printing number of dental appliance model.
Tooth is treated that correction model is contrasted with intraoral initial model, it is possible to obtain correcting amplitude difference values, namely
It is aware of an amplitude for needing to correct.In order to protect the tooth of patient, it is impossible to only print a dental appliance model
Disposably correct in place, therefore it is particularly important to choose a suitable single correction amplitude.Specifically, institute in the step S22
Stating correction range value at least includes the tooth anglec of rotation；The tooth anglec of rotation is 1.0 ° -1.5 °.Optimal, the tooth
The anglec of rotation is 1.5 °.
Further, in the implementation method of the digitlization correction tooth-implant fixed prostheses, the step S3 is specifically included：
S31, by intraoral scanner obtain correction after intraoral model, obtain and treat plantation/reparation tooth model；
S32, judge to treat that lack part is whole tooth model or part tooth model in plantation/reparation tooth model；
S33, when when lack part is whole tooth model in plantation/reparation tooth model, then according to treating plantation/reparation tooth
Model obtains plantation guide plate model, and obtains correction model by 3D printing；
S34, when when lack part is part tooth model in plantation/reparation tooth model, then according to treating plantation/reparation tooth
Model obtains patch ceramic former type, and obtains correction model by 3D printing.
Wherein, printing correction model is successively accumulated by DLP-3D printing instruments in the step S33 and step S34；Its
In, each layer of printing piling height is 0.05mm.
The liquid bath of resin can be accommodated comprising one in DLP-3D printing instruments, can be by the ultraviolet light of specific wavelength for holding
Irradiate the resin of solidify afterwards（Such as polymethyl methacrylate）, DLP imaging systems are placed in below liquid bath, and its imaging surface is placed exactly in
Liquid bath bottom, by energy and Graph Control, each curable certain thickness（Such as 0.05mm）And the pellicular resins of shape（The layer
Resin is identical with the cross-sectional shape obtained by above cutting）.One shift mechanism is set above liquid bath, and each section has exposed
Into rear upward lifting certain altitude（This is highly consistent with lift height）So that the solid resin of current curing completion and liquid bath bottom
Face separates and is bonded on the resin bed that lifting plate or last time are molded, and is so generated by successively exposing and being lifted three-dimensional real
Body.
Further, also include after the step S23：
Step S24, dental appliance model is placed on to power for 300W, ultraviolet lamp of the wave-length coverage in 300nm-400nm
10-15cm below pipe, and solidified 3-4 minutes with immersion method, secondary solidification is carried out to dental appliance model, after being solidified
Dental appliance model.
In order to accelerate the solidification of dental appliance model, tooth mould hollow mould is placed on power for 300W, wave-length coverage
The 10-15cm under 300nm-400nm quartz burner, and solidified 3-4 minutes with immersion method, dental appliance model is carried out
Secondary solidification, so that cast material is fully cured.
Further, also include after the step S33 or step S34：
Step S35, correction model is placed on to power for 300W, wave-length coverage is below 300nm-400nm quartz burner
10-15cm, and solidified 3-4 minutes with immersion method, secondary solidification, the correction model after being solidified are carried out to correction model.
Due to carried out treating in step s 32 in plantation/reparation tooth model lack part be whole tooth model or
The judgement of part tooth model（Whether can specifically be sentenced according to the volume of lack part beyond default agomphosis volume threshold
It is disconnected）, therefore just have different subsequent steps for different judged results.When treating that lack part is in plantation/reparation tooth model
During whole tooth model, step S35 is directly performed after execution of step S33；When treating missing portion in plantation/reparation tooth model
When point being part tooth model, the directly execution step S35 after execution of step S34.
Likewise, the solidification in order to accelerate correction model, is placed on power for 300W, wave-length coverage exists by correction model
10-15cm under 300nm-400nm quartz burner, and solidified 3-4 minutes with immersion method, correction model is carried out secondary solid
Change, so that cast material is fully cured.
Further, the material of the dental appliance model is polymethyl methacrylate.In the digitlization correction
In the implementation method of tooth-implant fixed prostheses, the material of the correction model is polymethyl methacrylate.
In summary, the implementation method of digitlization correction tooth-implant fixed prostheses provided by the present invention, method includes：Pass through
Intraoral scanner obtains intraoral initial model, and obtains tooth and treat correction model；Correction model is treated and intraoral initial according to tooth
Model, and the correction range value pre-set, many secondary dental appliance models are obtained by 3D printing；Obtained by intraoral scanner
Intraoral model after correction is taken, obtains and treats plantation/reparation tooth model, and plantation/reparation tooth model acquisition kind is treated according to described
Guide plate model or patch ceramic former type are planted, and plantation guide plate model or patch ceramic former type are molded, correction model is obtained.The present invention is logical
Cross Design of digital and obtain many secondary dental appliance models, and correction model, user is obtained by wearing dental appliance model
To plantation or reparation space, and iron porcelain is carried out to tooth by correction model by doctor or plantation is repaired, and realizes digitlization tooth
Correction, facilitates user.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (9)
1. a kind of implementation method for digitizing correction tooth-implant fixed prostheses, it is characterised in that the described method comprises the following steps：
S1, intraoral initial model obtained by intraoral scanner, and obtain tooth and treat correction model；
S2, correction model and intraoral initial model, and the correction range value pre-set are treated according to tooth, obtained by 3D printing
Many pair dental appliance models；
S3, by intraoral scanner obtain correction after intraoral model, obtain and treat plantation/reparation tooth model, and treated according to described
Plantation/reparation tooth model obtains plantation guide plate model or patch ceramic former type, and plantation guide plate model or patch ceramic former type are carried out into
Type, obtains correction model.
2. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 1, it is characterised in that the step S2
Specifically include：
S21, tooth treated that correction model is contrasted with intraoral initial model, obtain correcting amplitude difference values；
What S22, acquisition were pre-set is used to limit the correction range value that tooth model single corrects maximum amplitude value, according to
Amplitude difference values and the business of the correction range value are corrected, the printing number of dental appliance model is obtained；
S23, the secondary dental appliance model of correspondence is printed according to the printing number of dental appliance model.
3. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 2, it is characterised in that the step
Range value is corrected described in S22 at least includes the tooth anglec of rotation.
4. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 2, it is characterised in that the step
Printing dental appliance model is successively accumulated by DLP-3D printing instruments in S23；Wherein, each layer of printing piling height is
0.05mm。
5. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 1, it is characterised in that the step S3
Specifically include：
S31, by intraoral scanner obtain correction after intraoral model, obtain and treat plantation/reparation tooth model；
S32, judge to treat that lack part is whole tooth model or part tooth model in plantation/reparation tooth model；
S33, when when lack part is whole tooth model in plantation/reparation tooth model, then according to treating plantation/reparation tooth
Model obtains plantation guide plate model, and obtains correction model by 3D printing；
S34, when when lack part is part tooth model in plantation/reparation tooth model, then according to treating plantation/reparation tooth
Model obtains patch ceramic former type, and obtains correction model by 3D printing.
6. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 5, it is characterised in that the step
Printing correction model is successively accumulated by DLP-3D printing instruments in S33 and step S34；Wherein, each layer of printing accumulation is high
Spend for 0.05mm.
7. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 3, it is characterised in that the tooth rotation
Gyration is 1.0 ° -1.5 °.
8. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 3, it is characterised in that the step
Also include after S23：
S24, dental appliance model is placed on to power for 300W, wave-length coverage is under 300nm-400nm quartz burner
Square 10-15cm, and solidified 3-4 minutes with immersion method, secondary solidification, the tooth after being solidified are carried out to dental appliance model
Appliance model.
9. the implementation method of correction tooth-implant fixed prostheses is digitized according to claim 5, it is characterised in that the step
Also include after S33 or step S34：
S35, correction model is placed on to power for 300W, wave-length coverage 10- below 300nm-400nm quartz burner
15cm, and solidified 3-4 minutes with immersion method, secondary solidification, the correction model after being solidified are carried out to correction model.
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| CN108498194A (en) * | 2017-11-20 | 2018-09-07 | 周波 | A kind of manufacture craft of simple tooth-implanting guide plate |
| WO2021036496A1 (en) * | 2019-08-26 | 2021-03-04 | 四川大学 | Manufacturing method for digital ceramic powder layered stacking molding guide plate and guide plate |
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