CN209574941U - Tooth assessment system - Google Patents

Abstract

The utility model discloses assessment dental surface performance assessment tool, the assessment tool be included in base material upper tooth tooth surface amplification 3D skin, wherein the 3D skin with a thickness of 50-1000 microns.

Description

Tooth assessment system

Technical field

The utility model relates to for assessing dental surface performance assessment tool, using the assessment tool assess tooth The manufacturing method of the method for surface property and the assessment tool.

Background technique

It is below that prior art describes the methods of measurement surface property.

US 2003/0234650 discloses a kind of surface light with turbine steam path for assessing SPI surface smoothness Cleanliness comparator.Comparator is collided comprising small particles in one embodiment, which includes roughness by 1190 microinch To multiple sample room of 6950 microinch ascending order parallel arrangeds.

WO2014/170065 discloses a kind of oral care composition for effectively assigning the surface property that tooth improves, with And the assessment equipment being packaged with the composition.The equipment includes scale corresponding with surface roughness spectrum.

WO2016/071182 describes a kind of method that the 3D model by preparation amplification shows tooth treatment.

Despite the presence of the above-mentioned prior art, it is still necessary to which the method and apparatus of optimization accurately and simply evaluates tooth to provide The method of dentation state.

We have found that the 3D skin with a thickness of 50-1000 microns is placed in the equipment of tooth assessment, it is available Unexpectedly beneficial equipment.For example, several performances of individual tooth, such as before the treatment, in therapeutic process and after treatment Performance may be embodied on single 3D skin.In this way, any surface modification can be shown, such as repairing for enamel It is multiple.It can also recommend suitable product according to demands of individuals.This assesses dental surface accurately at several aspects, such as The degree of damage, the type of damage and the electrodeposition substance on surface.Thus obtained assessment is more extensive than other known assessment With it is complete.

Utility model content

The first aspect of the utility model provides the assessment tool for assessing dental surface performance, the assessment tool It include the 3D skin of the amplification of the dental surface on base material, wherein the thickness of the 3D skin is 50-1000 microns.

Dental surface includes enamel and dentine.The performance of tooth includes several aspects of dental surface, such as damage, corruption Erosion, spot corrosion, glossiness, glittering degree and tubular occlusion.

The method of the utility model can optionally include the other step and analysis treated or attacked to tooth Repeat step.

The skin of different conditions lower teeth may be embodied on single skin such as before and after composition applies.

The equipment preferably includes scale.The scale may indicate that the journey of one or more performances of dental surface Degree preferably about tooth damage or the performance of reparation, such as is roughened due to caused by diet acid corrosion, or due to toothpaste Minerals The obstruction of dentinal tubule caused by deposition.The various aspects shown on skin can be in tooth Performance Evaluation side compared with scale It is carried out in the step of method (iii).

Base material

Base material can be any appropriate substrate, be preferably selected from plastics, paper and card.Base material is preferably flexibility 's.

Preferably, apply color and highlight interested region to substrate.Color can change according to apparent height.This has Conducive to showing interested region, such as the topography of dental surface, such as cavity depth and roughness due to caused by erosion wear, with And deposit on the surface.It is preferred that face is added and shooting 2D image to 3D skin and applying color using the 2D image Color.

3D skin

3D skin used in the utility model is different from the conventional model of rigidity.In three-dimensional rendering field, virtual mould Type is used to the skin.In the context of the utility model, the final mould of tooth is made in 3D skin and base material Type.By 3D dermal application in suitable substrate surface, to obtain more flexible in use than the model printed completely Final products, therefore there are the typical more purposes of 3D model than in the prior art.Different from final mask, the 3D model (removing any substrate) is thin and is flexible, with a thickness of 50-1000 microns, preferably 75-750 microns, most preferably 100- 350 microns.

Which achieve can not simulate or imitate with true dental surface performance (spot corrosion, coarse, tubular occlusion) Equipment.

The 3D skin can be printed directly on base material, such as in bottle or the side of packaging, to be shown in pipe In product to the effect of tooth.

Preferred 3D skin has sticking substrate, allows to remove from base material, and glues on the surface of the carrier.

It is preferred that 3D skin is printed on base material by figure punch and is coloured using UV ink.Texture preferably by Layer of varnish composition.

The suitable process for preparing the skin is as follows:

Data acquisition, including X, Y and Z coordinate axis.

Data are handled using CAD software to generate the skin.Suitable file format is * .STL.

Print procedure for convenience, uses steps of processing stl file.

PDF format is converted by this document, is that figure can print file.

The pdf document is input to printer specific software, such as RIP software.

Based on the Z axis data towards X and Y coordinates axis, figure layer group is combined into and is covered via (in-silico) of computer simulation Film.

By the exposure mask, print " flat " color background (the 2d image of model).

Each layer is solidified using UV light source with layer printing varnish-on the color background.

Layer is incorporated into and reaches maximum height, 3D model is presented at this time.

Image

By using 3D optical profilometer, such as Sensofar S neox or Zaser contourgraph, capture is generated in the skin Data used.

The format suitable for 3D printer is converted by the topographical surface of tooth, preferably outputs it the sky to put with each Between coordinate (X, Y, Z) digital document, the coordinate be used to the surface landform (3D) is described.Preferably, which passes through contourgraph It completes.The example of suitable contourgraph is Sensofar S neox contourgraph, can produce the 3d skin on surface to be studied Skin.The contourgraph software can export .dat file such as sensoSCAN v5, and this document lists all X of each point, Y, Z coordinate value.

Preferably, the amplification factor of the 3D skin of amplification used in the skin be 100-50000, preferably 10000 times.

The conversion iv of preferred image data) it include amplification process.The amplification process, which preferably passes through, changes resolution ratio, unit And/or scale reference axis again and realize, to generate the new digital document with new space coordinate.Preferred amplification data point Method be using Matlab.In the preferred method, " .dat " file is imported into Matlab as matrix, uses one Serial Matlab script carrys out operation matrix, and changes resolution ratio/ratio.It is most preferred that exporting the matrix to new Ascii text file " .XYZ " lists the X of each point, Y, Z coordinate.

Image data is converted into be suitble to the image of 3D printer.Preferably, file is imported into 3D-CAD software, by 3D table Face is applied on the face of parallelogram, to obtain 3D object.Obtained 3D rendering is exported to can be with 3D printing equipment In the data file of software compatibility.XYZ file is preferably directed to software conversion packet, such as " Rhino " software package, the software package XYZ file can be converted to 3d file, and export as .STL file.

The 3D rendering is printed to form skin.This can be realized, such as Logan by using modern 3D printer The Flatbed proofing press of Press.The commercially available priming paint ink with UV varnish, and beaten using ink jet type appropriate Print machine.

In one preferred embodiment, image is converted into 3D rendering (.stl) file, has also grabbed 3d image 2D optical imagery (.png).2D image and 3D rendering are combined to generate texture image on paper, wherein 3D data are for beating Texture is created on the top of the image file of print.In the embodiment of display tubular occlusion image, the negative image of 3D file is used To which main feature (black hole for representing tubule) is recessed the elevated regions of firm dentine.For most of other embodiments, Any feature is printed as the texture in image.

The gained image described in the description can print to dentifrice tube, carton and brochure (card or plastics) etc. On.

Analyze 3D skin

In 3D skin visible performance be dental surface external landform in terms of, such as damage, burn into crack, Tubular occlusion and spot corrosion.These be presented on initial imaging session (i) degree depend on when method starts the age of tooth and Condition.

Different oral care compositions will affect the surface of tooth.

The effect of consumer perceivable be with oral care composition treat caused by changed by any of consumers' perceptions Become.These variations can be for example coarse by the effect for the finger that rubs on the 3D skin surface of generation at pre-treatment and after treatment Sense, it is smooth and friction and perceive.

Suitable product can be recommended to customize the performance of tooth according to a Man's Demands.

The method of the utility model can be used for educational aid, with exchanging for publication, media or trade, point of sale, profession neck Domain (such as dentist) and commercial materials, show and colour and publicity materials.

Assessment tool

Assessment tool can be the form of packing material, publicity or education list or adhesive carrier, it is preferable that label patch, card Piece, leaflet or pipe.For example, assessment tool can be packing material, which includes the root on the packaging exterior surface According to the product of first aspect, or it can be promotional pamphlet, the with the utility model in the form of label patch on the promotional pamphlet The product of two aspects.

Assessment tool preferably includes written specification and/or the comparative scale for analysis.Assessment tool can be with Further include tooth characterizing method and/or Products Show.Comparative scale is preferred feature, such as by the corrosion on 3D skin Roughness is associated with corrosion damage degrees, or the tubular occlusion on 3d skin is horizontal related to the reduction of dentin hypersensitiveness It connection and is associated with suitable product.

In one preferred embodiment, assessment tool is promotional pamphlet, preferably comprises folded edge.

Such promotional pamphlet brings life to tooth in the case where treating background, and allows an individual to analyze the tooth of oneself, See tooth is how to be influenced by the factor most closely related with them.The promotional pamphlet includes 3D skin, is preferably existed Dentine/tooth after showing the tooth enamel/dentin of such as damage, the tooth enamel/dentin and treatment of health on identical skin Enamel.The skin is also or the deposition of material of the display from product (such as display tubular occlusion) and/or environmental factor (such as diet Acid) influence.

It can be treated from Mingzhi for the angle of vision and tactile or how attack has an impact dental surface, is i.e. institute State the true representation that skin makes user see and experience tooth.

Detailed description of the invention

Fig. 1 is the 2D see-through view of the utility model device, and it includes the 3D skins of the dental surface (2) with printing (1).A represents Natural tooth Enamel, and B represents the enamel of polishing, and C represents the enamel being etched and D represents the tooth enamel repaired Matter.

Fig. 2 is the 2D see-through view of the equipment comprising 3D skin.A is the dentine damaged and S is the tooth sheet after treatment Matter.

Claims (7)

1. assessing the assessment tool of dental surface performance, which is characterized in that the assessment tool is included in base material upper teeth The 3D skin of the amplification on surface, wherein the 3D skin with a thickness of 50-100 microns.

2. assessment tool as described in claim 1, wherein the base material has the 3D skin stacked on it 2D image.

3. the assessment tool as described in claim 1 or claim 2 also includes scale.

4. the assessment tool as described in claim 1 or claim 2, wherein the base material is flexible.

5. the assessment tool as described in claim 1 or claim 2, wherein the 3D skin has tacky surfaces.

6. the assessment tool as described in claim 1 or claim 2, wherein evaluated dental surface is enamel.

7. the assessment tool as described in claim 1 or claim 2, wherein the dental surface is dentine.