CN105769353A - Automatic tooth arrangement method and device - Google Patents
Automatic tooth arrangement method and device Download PDFInfo
- Publication number
- CN105769353A CN105769353A CN201610079390.5A CN201610079390A CN105769353A CN 105769353 A CN105769353 A CN 105769353A CN 201610079390 A CN201610079390 A CN 201610079390A CN 105769353 A CN105769353 A CN 105769353A
- Authority
- CN
- China
- Prior art keywords
- tooth
- row
- dimensional data
- denture
- curve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- G06F19/34—
-
- 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
- A61C2007/004—Automatic construction of a set of axes for a tooth or a plurality of teeth
Abstract
The invention discloses an automatic tooth arrangement method and an automatic tooth arrangement device, relating to the medical field of digital orthodontics, and solving the problem that the automatic tooth arrangement is poor in accuracy. The main technical scheme is as follows: the automatic tooth arrangement method comprises the following steps: acquiring three-dimensional data of dentition needing orthodontics and three-dimensional data of craniofacial jaw bone; selecting feature points on the three-dimensional data of the dentition and the three-dimensional data of the craniofacial jaw bone; constructing tooth arrangement planes and dental arch curves according to the selected feature points, wherein the tooth arrangement planes comprise a median sagittal plane, a horizontal plane and a tooth arrangement occlusal plane, and the dental arch curves comprise an upper jaw tooth arrangement curve and a lower jaw tooth arrangement curve; moving teeth in the three-dimensional data of the dentition according to the preset tooth positions, so that a target dentition after orthodontics is formed, and the preset tooth positions comprise the target upper and lower dentition sagittal position, the target upper and lower dentition vertical position, and the target upper jaw and lower jaw among-dentition position. The automatic tooth arrangement method and the automatic tooth arrangement device are mainly used for the tooth arrangement in the orthodontics.
Description
Technical field
The present invention relates to digitalized oral cavity correction medical field, particularly relate to a kind of automatization row's tooth method and device.
Background technology
Oral disease is a kind of common multiple diseases.Adding up according to World Health Organization (WHO), malocclusion has become as one of three big oral diseases (dental caries, periodontal disease and malocclusion).Oral health, oral cavity function, the growth of maxillofacial bone bone and appearance are all had a great impact by malocclusion.Orthodontics has been considered as a requisite pith in oral cavity health treatment.Automatization's row's tooth refers to first with 3D digital imaging technology and dimensional Modeling Technology, obtains accurate three-dimensional dental arch model image；Then utilize the row's tooth rule in correction and by suitable algorithm, the tooth in three-dimensional dental arch model image carried out automatization's row's tooth, thus provide prediction and assessment for actual row's tooth scheme.
At present, existing automatization row's tooth does not account for root of the tooth in measuring the row's of analysis tooth process, only carry out automatization's row's tooth by corona information, and only by corona carry out automatization row tooth be likely to result in treatment in treatment after root of the tooth move to cortical bone, fail to carry out denture with upper mandibular bone, craniofacial bone bone and facial soft tissue organically associating and coordinating simultaneously, therefore existing automatization row tooth accuracy is relatively low, it is considered to comparatively unilateral.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of automatization row's tooth method and device, and main purpose is to improve the accuracy of automatization's row's tooth.
For reaching above-mentioned purpose, present invention generally provides following technical scheme:
On the one hand, embodiments providing a kind of automatization row's tooth method, the method includes:
Obtain the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction；
Selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone；
Build row's teeth plane and dental arch curve according to the described characteristic point chosen, described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve；
According to preset tooth position, the tooth in described denture three-dimensional data is moved, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.
On the other hand, the embodiment of the present invention also provides for a kind of automatization row's tooth device, and this device includes:
Acquiring unit, for obtaining the denture three-dimensional data needing correction and cranium face jawbone three-dimensional data；
Choosing unit, for selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone；
Construction unit, the characteristic point chosen described in basis builds row's teeth plane and dental arch curve, and described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw arranges tooth curve；
Mobile unit, for the tooth in described denture three-dimensional data being moved according to preset tooth position, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.
By technique scheme, the technical scheme that the embodiment of the present invention provides at least has the advantage that
nullEmbodiments provide a kind of automatization row's tooth method and device，First the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction are obtained，Then selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data，Described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone，Row's teeth plane and dental arch curve is built according to the described characteristic point chosen，Described row's teeth plane includes median sagittal plane、Horizontal plane and row's tooth biteplane，Described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve，Finally according to preset tooth position, the tooth in described denture three-dimensional data is moved，To generate the correction denture of target，Described preset tooth position includes target upper and lower dentition sagittal to position、Target upper and lower dentition is vertically to position、Position between mandibular dentition in target.With at present only undertaken compared with automatization arranges tooth by corona information, the embodiment of the present invention is arranged in tooth process in automatization, consider upper and lower dentition and vertically carry out automatization's row's tooth to information such as positions between position and upper mandibular dentition relative to the sagittal of the thin-skinned sclerous tissues of cranium jaw to position, upper and lower dentition, the automatization's row's tooth realized thereby through the present invention more conforms to skeleton construction features, therefore can be improved the accuracy of automatization's row's tooth by the embodiment of the present invention.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
A kind of automatization row's tooth method flow diagram that Fig. 1 provides for the embodiment of the present invention；
Another kind of automatization row's tooth method flow diagram that Fig. 2 provides for the embodiment of the present invention；
The composition frame chart of a kind of automatization row's tooth device that Fig. 3 provides for the embodiment of the present invention；
The composition frame chart of another kind of automatization row's tooth device that Fig. 4 provides for the embodiment of the present invention.
Detailed description of the invention
It is more fully described the exemplary embodiment of the disclosure below with reference to accompanying drawings.Although accompanying drawing showing the exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure and should do not limited by embodiments set forth here.On the contrary, it is provided that these embodiments are able to be best understood from the disclosure, and complete for the scope of the present disclosure can be conveyed to those skilled in the art.
For making the advantage of technical solution of the present invention clearly, below in conjunction with drawings and Examples, the present invention is elaborated.
Embodiments provide a kind of automatization row's tooth method, as it is shown in figure 1, described method includes:
101, the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction are obtained.
Wherein it is desired to the denture three-dimensional data of correction includes the tooth of needed correction, treat that the tooth of correction refers to that a patient be there is a need to the tooth corrected.Before the orthodontics of patient, doctor according to the crowded state of the denture of patient, to select correction solution, it may be judged whether needs exodontia, it is determined that the tooth of the needed correction of patient.It should be noted that denture three-dimensional data includes root data and corona data, namely embody the convex-concave information of dental surface and be wrapped in the root information within gingiva, it is possible to reflection tooth position and state comprehensively.Denture three-dimensional data can be passed through the other technologies such as oral cavity scanning technique, computed tomography and obtain, and the embodiment of the present invention is not specifically limited.
In embodiments of the present invention, can obtain after judging through doctor and pull out the tooth hindering rectification for denture three-dimensional data, can also obtain before doctor formulates correction solution for patient, further according to the correction solution the determined mode by man-machine interaction, obtaining the tooth finally treating correction, the embodiment of the present invention is not specifically limited.
102, selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data.
Wherein, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone.The sharp nest anatomic landmark point of tooth includes but not limited to cheek side cusp, tongue side cusp and den, and the anatomic landmark point on cranium jawbone bone includes but not limited to the socket of the eye point of left and right eye socket, the auriculare of left and right external ear and prenasale.
103, the characteristic point chosen described in basis builds row's teeth plane and dental arch curve.
Wherein, described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve.In embodiments of the present invention, horizontal plane is to be as the criterion with orbitomeatal plane, and the midpoint choosing bilateral external auditory meatus upper limb point forms horizontal plane with bilateral infraorbital point, namely reorientates the pitch position that head is overall, so as to parallel with ground level.Median sagittal plane is to choose nasion, dentoid process of axis summit, structure median sagittal plane perpendicular with horizontal plane, the reference position of denture center line during simultaneously as row's tooth.Described row's tooth biteplane is then according to Cocas (the positive cephalometric analysis system of China, ChinaorthoCephalometricAnalysisSystem, COCAS) definition 14.1 ° to 4.1 ° to desirable biteplane with horizontal plane angle range of normal value in analytic process, the row's of making tooth biteplane becomes the angle of 9.1 ° with horizontal plane, and cross the plane of the point at below cephalometry sheet upper lip point 2mm place, wherein cephalometry sheet is the cone beam computed tomography (ConebeamComputedTomography being intercepted craniofacial region by median sagittal plane, it is called for short CBCT) data acquisition.
In embodiments of the present invention, dental arch curve is chosen infradentale closely middle 5 arch of cheek cusp of closely middle contact point, both sides canine tooth cusp point, both sides sixth-year molar and is determined control point, five points are utilized to generate fourth-degree polynomial curve as control point matching, this fourth-degree polynomial curve, using close two control point ground one's teeth in sleep as the starting point and ending point of curve, is namely as the criterion with the original arch of mandibular dental arch and generates lower jaw row's tooth curve.After matching generates, the labial teeth control point of this curve adjusts automatically on the intersection of sagittal plane and projection plane, and other 4 are symmetrical thus obtaining symmetrical curve form respectively about sagittal plane, and with row's closest uniform contact of tooth biteplane.The shape that upper jaw row's tooth curve arranges arch form also according to lower jaw carries out equivalent amplification, and distance difference value is 2mm therebetween, namely ensures 2mm covering relation between upper and lower dentition.
It should be noted that the form of dental arch curve can adopt the models fittings such as ellipse, catenary, quartic polynomial, Beta curve to constitute, concrete use chooses use according to demand according to doctor in real case, and the embodiment of the present invention is not specifically limited.
104, according to preset tooth position, the tooth in described denture three-dimensional data is moved, to generate the correction denture of target.
Wherein, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.It should be noted that target upper and lower dentition sagittal to position, target upper and lower dentition to position between mandibular dentition in position, target be vertically the upper and lower dentition sagittal of self-defined standard to position, upper and lower dentition vertically to position between position, upper mandibular dentition.
In embodiments of the present invention, target upper and lower dentition sagittal is to the setting of position: according to the definition to upper and lower labial teeth ideal position angle value of the correction cephalometry, the head shadow image of median sagittal plane is chosen corresponding characteristic point in a computer and builds lower labial teeth mandibular plane angle (L1/MP) and Upper Anterior Teeth axial rake (U1/FH), to movement before and after can carrying out on this plane, it is finally reached the range of normal value (93.9 ° ± 6.2 ° of above-mentioned two angles, 113.0 ° ± 6.3 °), row's tooth curve and the labial teeth characteristic point binding of upper lower jaw drags it and movable finally determines that upper mandibular dentition place ideal sagittal is to position.Upper and lower dentition is vertically to the setting of position: set all cheek cusps of mandibular teeth according to desirable occluding relation, and the upper jaw the one or two bicuspid, nearly remote midpoint of grinding one's teeth in sleep all arrange on tooth curve at lower jaw, maxillary central incisors and canine tooth point be positioned at the upper jaw row tooth curve on, lateral incisor be positioned at the upper jaw row tooth curve above 0.5mm drop shadow curve on.
The setting of position relationship between upper mandibular dentition: by equal assessment ratio (PeerAssessmentRat-ing, it is called for short PAR index) resolve into characteristic point distance restraint more intuitively: space length, the horizontal range of occlusal surface projection, the vertical dimension of occlusal surface normal direction projection, with sagittal distance, with the distance of dental arch curve.In row's tooth process, by the method for closest approach combing ability guiding so that above-mentioned distance is as far as possible minimum.In practical implementations, giving different weights respectively to above-mentioned distance so that each constraint obtains meeting of different stage, the requirement more close than the remote midpoint at the nearly midpoint of adjacent backteeth Yu this tooth with sagittal required distance of the nearly midpoint of such as incisor is more strict.Tooth position is optimized by the mode adopting iteration, after every suboptimization terminates, it is possible to the fixing tooth having arrived at relatively good position, or after carrying out certain manual setting, then carry out next iteration optimization.In optimization process, space displacement is resolved in the movement of every tooth, words incline, near remote in incline and the basic transformation such as rotation, obtain corresponding Parameters variation, as the numeric reference that tooth moves.
Embodiments provide another kind of automatization row's tooth method, as in figure 2 it is shown, described method includes:
201, the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction are obtained.
Wherein it is desired to the denture three-dimensional data of correction includes the tooth of needed correction, treat that the tooth of correction refers to that a patient be there is a need to the tooth corrected.Before the orthodontics of patient, doctor according to the crowded state of the denture of patient, to select correction solution, it may be judged whether needs exodontia, it is determined that the tooth of the needed correction of patient.It should be noted that denture three-dimensional data includes root data and corona data, embody the convex-concave information of dental surface and be wrapped in the root information within gingiva, it is possible to reflection tooth position and state comprehensively.Denture three-dimensional data can be passed through the other technologies such as oral cavity scanning technique, computed tomography and obtain, and the embodiment of the present invention is not specifically limited.
In embodiments of the present invention, can obtain after judging through doctor and pull out the tooth hindering rectification for denture three-dimensional data, can also obtain before doctor formulates correction solution for patient, further according to the correction solution the determined mode by man-machine interaction, obtaining the tooth finally treating correction, the embodiment of the present invention is not specifically limited.
202, selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data.
Wherein, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone.Characteristic point is represent the Edge Feature Points of each teeth patterning profile, the sharp nest anatomic landmark point of tooth includes but not limited to cheek side cusp, tongue side cusp and den, and the anatomic landmark point on cranium jawbone bone includes but not limited to the socket of the eye point of left and right eye socket, the auriculare of left and right external ear and prenasale.
203, the characteristic point chosen described in basis builds row's teeth plane and dental arch curve.
Wherein, described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve.
204, bounding box is generated according to the crown root shape of each tooth in described denture three-dimensional data.
It should be noted that, in order to the tooth under space coordinates is carried out position definition, and the form of this kind of irregularly shaped object of tooth crown root can be represented better, simplify the detection of relation between pseudo operation and tooth and the tooth of follow-up row's tooth, by applying the concept of bounding box, tooth coordinate system is described simplification.Wherein said bounding box can be AABB (axisalignedboundingbox) bounding box, OBB bounding box (orientedboundingbox) and surround ball (sphere) etc., and the embodiment of the present invention is not specifically limited.
Wherein, AABB bounding box is axial with the XYZ direction of principal axis of global coordinate system for bounding box, simple but compactness is poor, and the shape that OBB bounding box considers object determines that bounding box is axial, compactness is good, can better embody the shape facility of object, and therefore the embodiment of the present invention adopts OBB bounding box.By experiment, with on the three-dimensional overall tooth model of root of the tooth, OBB bounding box can assist the cheek-tongue direction and middle-distant direction of determining tooth preferably, computer software generates OBB bounding box cuboid according to tooth crown root shape, automatically the two of which calculating gained is axially substantially coincide with the middle-distant direction of tooth and cheek-tongue direction, utilize sagittal plane and occlusal information, by the most major axis of OBB bounding box and tooth long axile towards occlusal surface, all of cheek-tongue direction is axially facing cheek side, set up right-handed coordinate system and (hold z-axis with the right hand, when the four of the right hand refers to turn to forward y-axis from forward x-axis with pi/2 angle, the sensing of thumb is exactly the forward of z-axis), for follow-up row's tooth operation.The tooth that be there is a need to carry out resetting has been carried out the definition of coordinate system by this process, simplifies follow-up row's tooth and operates and be easy to calculate collision and the gap of adjacent teeth.
205, in the process described denture three-dimensional data moved according to preset tooth position, according to described bounding box, the tooth in described denture three-dimensional data is carried out collision detection to ensure the enforceability of movement.
Wherein, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.It should be noted that target upper and lower dentition sagittal to position, target upper and lower dentition to position between mandibular dentition in position, target be vertically the upper and lower dentition sagittal of self-defined standard to position, upper and lower dentition vertically to position between position, upper mandibular dentition.
For the embodiment of the present invention, according to preset tooth position described denture three-dimensional data moved and include: according to the characteristic point chosen on described median sagittal plane, build lower labial teeth mandibular plane angle and Upper Anterior Teeth axial rake；According to the setting to labial teeth mandibular plane angle lower in position and Upper Anterior Teeth axial rake angle of the described target upper and lower dentition sagittal, by the described upper jaw arrange tooth curve, lower jaw row's tooth curve respectively with the binding of upper and lower labial teeth, drag tooth movable to guarantee that the upper mandibular dentition sagittal in target is on position；Wherein, the angular range of described lower labial teeth mandibular plane angle (L1/MP) is 87.7 to 100.1 degree, and the angular range of described Upper Anterior Teeth axial rake (U1/FH) is 106.7 to 119.3 degree.
According to preset tooth position described denture three-dimensional data moved and also include: according to described target upper and lower dentition vertically to the setting of position middle ideal occluding relation, by all for mandibular teeth cheek cusps, and the upper jaw the one or two bicuspid, nearly remote midpoint of grinding one's teeth in sleep all move on described lower jaw row's tooth curve, maxillary central incisors and canine tooth point move to the described upper jaw row tooth curve on, lateral incisor be positioned at the described upper jaw row tooth curve above 0.5mm drop shadow curve on.
According to preset tooth position described denture three-dimensional data moved and also include: the tooth spacing type that equal assessment ratio PAR index is decomposed into predetermined number is encoded, generate the constraints of automatization simulation row's tooth；Described constraints and power guidance algorithm are joined iteration and just near point ICP algorithm calculates the displacement of targets vector of the correction characteristic point obtaining described each tooth；The each tooth in described denture three-dimensional data is moved accordingly according to described displacement of targets vector.It should be noted that, in order to better encode the working experience of the row's tooth rule in correction and correction worker, the present embodiment uses the correction designation number PAR index of a kind of advanced person in the world, and the tooth spacing type being broken down into predetermined number is encoded, generate the constraints of automatization simulation row's tooth.PAR index is a standard of tooth dislocation assessment, and therefore the constraints according to PAR index generation automatization simulation row's tooth is more accurate.
Automatization's row's tooth is exactly simulate the tooth rearrangement in dental arch model to obtain meeting the process of the dental arch model of correction rule.And rearranging of tooth necessarily involves the movement to tooth, and the movement of tooth is typically by the mobile realization of the correction characteristic point of its correspondence, therefore calculates the motion vector that namely motion vector that tooth moves calculates the correction characteristic point of tooth.The simulation of usual calculation automation is realized by ICP algorithm when arranging the motion vector of tooth process Tooth correction characteristic point, and this enforcement is to join in ICP algorithm by the constraints obtained and power guidance algorithm, the ICP algorithm being improved, then calculates the displacement of targets vector of the correction characteristic point obtaining each tooth in dental arch model with the ICP algorithm improved.
In embodiments of the present invention, described according to described displacement of targets vector move each tooth in described denture three-dimensional data accordingly after, described method also includes: judge according to the correction characteristic point of the tooth in the correction denture of described target whether the root of the tooth of each tooth in the correction denture of described target is positioned at groove bone line profile, described groove bone line profile is that the skull according to the plane parallel with the occlusal surface of dental arch model and teeth roots carries out cutting computing, the profile in the maximum close region extracted；If described root of the tooth is not in groove bone line profile, then the tooth in the new dental arch model of corresponding described root of the tooth is carried out around hat mobile, it is thus achieved that final correction denture.It should be noted that if the determination result is YES, namely root of the tooth is positioned at groove bone line profile, then need not the tooth that root of the tooth is corresponding be moved；If judged result is no, namely root of the tooth is not in groove bone line profile, then need to carry out the tooth that root of the tooth is corresponding moving around hat.Concrete around hat mode is: adopt the angle value of segmentation to carry out substep mobile around hat, until root of the tooth is positioned at groove bone line profile.When all of root of the tooth in new dental arch model is all located in groove bone line profile, it is thus achieved that final dental arch model.
Embodiments provide a kind of automatization row's tooth method, first the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction are obtained, then selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone, row's teeth plane and dental arch curve is built according to the described characteristic point chosen, described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve, finally according to preset tooth position, the tooth in described denture three-dimensional data is moved, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition is vertically to position, position between mandibular dentition in target.With at present only undertaken compared with automatization arranges tooth by corona information, the embodiment of the present invention is arranged in tooth process in automatization, consider and vertically carry out automatization's row's tooth to information such as positions between position and upper mandibular dentition relative to the upper and lower dentition sagittal of the thin-skinned sclerous tissues of cranium jaw to position, upper and lower dentition, therefore can be improved the accuracy of automatization's row's tooth by the embodiment of the present invention.
Further, the embodiment of the present invention provides a kind of automatization row's tooth device, as it is shown on figure 3, described device includes: acquiring unit 31, choose unit 32, construction unit 33, mobile unit 34.
Acquiring unit 31, for obtaining the denture three-dimensional data needing correction and cranium face jawbone three-dimensional data；
Choosing unit 32, for selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone；
Construction unit 33, the characteristic point chosen described in basis builds row's teeth plane and dental arch curve, and described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw arranges tooth curve；
Mobile unit 34, for the tooth in described denture three-dimensional data being moved according to preset tooth position, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.
It should be noted that other of each functional unit involved by a kind of automatization row's tooth device of embodiment of the present invention offer describe accordingly, it is possible to reference to the corresponding description of method shown in Fig. 1, do not repeat them here.
Further, the embodiment of the present invention provides another kind of automatization row's tooth device, and as shown in Figure 4, described device includes: acquiring unit 41, choose unit 42, construction unit 43, mobile unit 44.
Acquiring unit 41, for obtaining the denture three-dimensional data needing correction and cranium face jawbone three-dimensional data；
Choosing unit 42, for selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone；
Construction unit 43, the characteristic point chosen described in basis builds row's teeth plane and dental arch curve, and described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw arranges tooth curve；
Mobile unit 44, for the tooth in described denture three-dimensional data being moved according to preset tooth position, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.
For the embodiment of the present invention, described mobile unit 44 includes:
Build module 441, for according to the characteristic point chosen on described median sagittal plane, building lower labial teeth mandibular plane angle (L1/MP) and Upper Anterior Teeth axial rake (U1/FH)；
Modules dragged 442, for according to the setting to labial teeth mandibular plane angle lower in position and Upper Anterior Teeth axial rake angle of the described target upper and lower dentition sagittal, by the described upper jaw arrange tooth curve, lower jaw row's tooth curve respectively with the binding of upper and lower labial teeth, drag tooth movable to guarantee that the upper mandibular dentition sagittal in target is on position；Wherein, the angular range of described lower labial teeth mandibular plane angle (L1/MP) is 87.7 to 100.1 degree, and the angular range of described Upper Anterior Teeth axial rake (U1/FH) is 106.7 to 119.3 degree.
Mobile module 443, for according to described target upper and lower dentition vertically to the setting of position middle ideal occluding relation, by all for mandibular teeth cheek cusps, and the upper jaw the one or two bicuspid, nearly remote midpoint of grinding one's teeth in sleep all move on described lower jaw row's tooth curve, maxillary central incisors and canine tooth point move to the described upper jaw row tooth curve on, lateral incisor be positioned at the described upper jaw row tooth curve above 0.5mm drop shadow curve on.
Generation module 444, the tooth spacing type for equal assessment ratio PAR index is decomposed into predetermined number is encoded, and generates the constraints of automatization simulation row's tooth；
Computing module 445, just calculates the displacement of targets vector of the correction characteristic point obtaining described each tooth for described constraints and power guidance algorithm join iteration near point ICP algorithm；
Described mobile module 443, is additionally operable to move each tooth in described denture three-dimensional data accordingly according to described displacement of targets vector.
Judge module 446, correction characteristic point for the tooth in the correction denture according to described target, judge whether the root of the tooth of each tooth in the correction denture of described target is positioned at groove bone line profile, described groove bone line profile is that the skull according to the plane parallel with the occlusal surface of dental arch model and teeth roots carries out cutting computing, the profile in the maximum close region extracted；
Described mobile module 443, is not in groove bone line profile if being additionally operable to described root of the tooth, then the tooth in the new dental arch model of corresponding described root of the tooth is carried out around hat mobile, it is thus achieved that final correction denture.
Further, described device also includes:
Generate unit 45, for generating bounding box according to the crown root shape of each tooth in described denture three-dimensional data；
Detection unit 46, for, in the process described denture three-dimensional data moved according to preset tooth position, carrying out collision detection to ensure the enforceability of movement according to described bounding box to the tooth in described denture three-dimensional data.
It should be noted that other of each functional unit involved by a kind of automatization row's tooth device of embodiment of the present invention offer describe accordingly, it is possible to reference to the corresponding description of method shown in Fig. 2, do not repeat them here.
Embodiments provide a kind of automatization row's tooth device, first the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction are obtained, then selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone, row's teeth plane and dental arch curve is built according to the described characteristic point chosen, described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve, finally according to preset tooth position, the tooth in described denture three-dimensional data is moved, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition is vertically to position, position between mandibular dentition in target.With at present only undertaken compared with automatization arranges tooth by corona information, the embodiment of the present invention is arranged in tooth process in automatization, consider upper and lower dentition and vertically carry out automatization's row's tooth to information such as positions between position and upper mandibular dentition relative to the sagittal of the thin-skinned sclerous tissues of cranium jaw to position, upper and lower dentition, therefore can be improved the accuracy of automatization's row's tooth by the embodiment of the present invention.
Through the above description of the embodiments, those skilled in the art is it can be understood that can add the mode of required common hardware by software to the present invention and realize, naturally it is also possible to by hardware, but in a lot of situation, the former is embodiment more preferably.Based on such understanding, the part that prior art is contributed by technical scheme substantially in other words can embody with the form of software product, this computer software product is stored in the storage medium that can read, floppy disk such as computer, hard disk or CD etc., including some instructions with so that a computer equipment (can be personal computer, server, or the network equipment etc.) performs the method described in each embodiment of the present invention.
The above; being only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; change can be readily occurred in or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Described automatization row's tooth device includes processor and memorizer, above-mentioned acquiring unit, choose unit, construction unit, mobile unit, generation unit and detection unit etc. and all store in memory as program unit, processor perform the said procedure unit stored in memory and realize corresponding function.
Processor comprises kernel, kernel goes memorizer is transferred corresponding program unit.Kernel can arrange one or more than, by adjust kernel parameter improve automatization row tooth degree of accuracy.
Memorizer potentially includes the volatile memory in computer-readable medium, the forms such as random access memory (RAM) and/or Nonvolatile memory, such as read only memory (ROM) or flash memory (flashRAM), memorizer includes at least one storage chip.
Present invention also provides a kind of computer program, when performing in data handling equipment, be adapted for carrying out initializing the program code of following method step: obtain the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction；Selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone；Build row's teeth plane and dental arch curve according to the described characteristic point chosen, described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve；According to preset tooth position, the tooth in described denture three-dimensional data is moved, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.
Those skilled in the art are it should be appreciated that embodiments herein can be provided as method, system or computer program.Therefore, the application can adopt the form of complete hardware embodiment, complete software implementation or the embodiment in conjunction with software and hardware aspect.And, the application can adopt the form at one or more upper computer programs implemented of computer-usable storage medium (including but not limited to disk memory, CD-ROM, optical memory etc.) wherein including computer usable program code.
The application describes with reference to flow chart and/or the block diagram according to the method for the embodiment of the present application, equipment (system) and computer program.It should be understood that can by the combination of the flow process in each flow process in computer program instructions flowchart and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can be provided to produce a machine to the processor of general purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device so that the instruction performed by the processor of computer or other programmable data processing device is produced for realizing the device of function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions may be alternatively stored in and can guide in the computer-readable memory that computer or other programmable data processing device work in a specific way, the instruction making to be stored in this computer-readable memory produces to include the manufacture of command device, and this command device realizes the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices provides for realizing the step of function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame.
In a typical configuration, computing equipment includes one or more processor (CPU), input/output interface, network interface and internal memory.
Memorizer potentially includes the forms such as the volatile memory in computer-readable medium, random access memory (RAM) and/or Nonvolatile memory, such as read only memory (ROM) or flash memory (flashRAM).Memorizer is the example of computer-readable medium.
Computer-readable medium includes permanent and impermanency, removable and non-removable media can by any method or technology to realize information storage.Information can be computer-readable instruction, data structure, the module of program or other data.The example of the storage medium of computer includes, but it is not limited to phase transition internal memory (PRAM), static RAM (SRAM), dynamic random access memory (DRAM), other kinds of random access memory (RAM), read only memory (ROM), Electrically Erasable Read Only Memory (EEPROM), fast flash memory bank or other memory techniques, read-only optical disc read only memory (CD-ROM), digital versatile disc (DVD) or other optical storage, magnetic cassette tape, the storage of tape magnetic rigid disk or other magnetic storage apparatus or any other non-transmission medium, can be used for the information that storage can be accessed by a computing device.According to defining herein, computer-readable medium does not include temporary computer readable media (transitorymedia), such as data signal and the carrier wave of modulation.
It can further be stated that, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, commodity or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, commodity or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of key element, method, commodity or equipment.
It will be understood by those skilled in the art that embodiments herein can be provided as method, system or computer program.Therefore, the application can adopt the form of complete hardware embodiment, complete software implementation or the embodiment in conjunction with software and hardware aspect.And, the application can adopt the form at one or more upper computer programs implemented of computer-usable storage medium (including but not limited to disk memory, CD-ROM, optical memory etc.) wherein including computer usable program code.
These are only embodiments herein, be not limited to the application.To those skilled in the art, the application can have various modifications and variations.All make within spirit herein and principle any amendment, equivalent replacement, improvement etc., should be included within claims hereof scope.
Claims (10)
1. automatization's row's tooth method, it is characterised in that including:
Obtain the denture three-dimensional data and the cranium face jawbone three-dimensional data that need correction；
Selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone；
Build row's teeth plane and dental arch curve according to the described characteristic point chosen, described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw row's tooth curve；
According to preset tooth position, the tooth in described denture three-dimensional data is moved, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.
2. method according to claim 1, it is characterised in that described tooth in described denture three-dimensional data being moved by preset tooth position is included:
According to the characteristic point chosen on described median sagittal plane, build lower labial teeth mandibular plane angle (L1/MP) and Upper Anterior Teeth axial rake (U1/FH)；
According to the setting to labial teeth mandibular plane angle lower in position and Upper Anterior Teeth axial rake angle of the described target upper and lower dentition sagittal, by the described upper jaw arrange tooth curve, lower jaw row's tooth curve respectively with the binding of upper and lower labial teeth, drag tooth movable to guarantee that the upper mandibular dentition sagittal in target is on position；Wherein, the angular range of described lower labial teeth mandibular plane angle (L1/MP) is 87.7 to 100.1 degree, and the angular range of described Upper Anterior Teeth axial rake (U1/FH) is 106.7 to 119.3 degree.
3. method according to claim 1, it is characterised in that described tooth in described denture three-dimensional data being moved by preset tooth position is included:
According to described target upper and lower dentition vertically to the setting of position middle ideal occluding relation, by all for mandibular teeth cheek cusps, and the upper jaw the one or two bicuspid, nearly remote midpoint of grinding one's teeth in sleep all move on described lower jaw row's tooth curve, maxillary central incisors and canine tooth point move to the described upper jaw row tooth curve on, lateral incisor be positioned at the described upper jaw row tooth curve above 0.5mm drop shadow curve on.
4. method according to claim 1, it is characterised in that described tooth in described denture three-dimensional data being moved by preset tooth position is included:
The tooth spacing type that equal assessment ratio PAR index is decomposed into predetermined number is encoded, and generates the constraints of automatization simulation row's tooth；
Described constraints and power guidance algorithm are joined iteration and just near point ICP algorithm calculates the displacement of targets vector of the correction characteristic point obtaining described each tooth；
The each tooth in described denture three-dimensional data is moved accordingly according to described displacement of targets vector.
5. method according to claim 4, it is characterised in that described according to described displacement of targets vector move each tooth in described denture three-dimensional data accordingly after, described method also includes:
The correction characteristic point of the correction denture Tooth according to described target, judge whether the root of the tooth of each tooth in the correction denture of described target is positioned at groove bone line profile, described groove bone line profile is that the skull according to the plane parallel with the occlusal surface of dental arch model and teeth roots carries out cutting computing, the profile in the maximum close region extracted；
If described root of the tooth is not in groove bone line profile, then the tooth in the new dental arch model of corresponding described root of the tooth is carried out around hat mobile, it is thus achieved that final correction denture.
6. method according to claim 1, it is characterised in that described method also includes:
Bounding box is generated according to the crown root shape of each tooth in described denture three-dimensional data；
In the process described denture three-dimensional data moved according to preset tooth position, according to described bounding box, the tooth in described denture three-dimensional data is carried out collision detection to ensure the enforceability of movement.
7. automatization's row's tooth device, it is characterised in that including:
Acquiring unit, for obtaining the denture three-dimensional data needing correction and cranium face jawbone three-dimensional data；
Choosing unit, for selected characteristic point in described denture three-dimensional data and described cranium face jawbone three-dimensional data, described characteristic point is the anatomic landmark point on the sharp nest anatomic landmark point of each tooth and cranium jawbone bone；
Construction unit, the characteristic point chosen described in basis builds row's teeth plane and dental arch curve, and described row's teeth plane includes median sagittal plane, horizontal plane and row's tooth biteplane, and described dental arch curve includes upper jaw row's tooth curve and lower jaw arranges tooth curve；
Mobile unit, for the tooth in described denture three-dimensional data being moved according to preset tooth position, to generate the correction denture of target, described preset tooth position includes target upper and lower dentition sagittal to position, target upper and lower dentition vertically to position between mandibular dentition in position, target.
8. device according to claim 7, it is characterised in that described mobile unit includes:
Build module, for according to the characteristic point chosen on described median sagittal plane, building lower labial teeth mandibular plane angle (L1/MP) and Upper Anterior Teeth axial rake (U1/FH)；
Modules dragged, for according to the setting to labial teeth mandibular plane angle lower in position and Upper Anterior Teeth axial rake angle of the described target upper and lower dentition sagittal, by the described upper jaw arrange tooth curve, lower jaw row's tooth curve respectively with the binding of upper and lower labial teeth, drag tooth movable to guarantee that the upper mandibular dentition sagittal in target is on position；Wherein, the angular range of described lower labial teeth mandibular plane angle (L1/MP) is 87.7 to 100.1 degree, and the angular range of described Upper Anterior Teeth axial rake (U1/FH) is 106.7 to 119.3 degree.
9. device according to claim 7, it is characterised in that described mobile unit also includes:
Mobile module, for according to described target upper and lower dentition vertically to the setting of position middle ideal occluding relation, by all for mandibular teeth cheek cusps, and the upper jaw the one or two bicuspid, nearly remote midpoint of grinding one's teeth in sleep all move on described lower jaw row's tooth curve, maxillary central incisors and canine tooth point move to the described upper jaw row tooth curve on, lateral incisor be positioned at the described upper jaw row tooth curve above 0.5mm drop shadow curve on.
10. device according to claim 7, it is characterised in that described mobile unit also includes:
Generation module, the tooth spacing type for equal assessment ratio PAR index is decomposed into predetermined number is encoded, and generates the constraints of automatization simulation row's tooth；
Computing module, just calculates the displacement of targets vector of the correction characteristic point obtaining described each tooth for described constraints and power guidance algorithm join iteration near point ICP algorithm；
Described generation module, is additionally operable to move each tooth in described denture three-dimensional data accordingly according to described displacement of targets vector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610079390.5A CN105769353B (en) | 2016-02-04 | 2016-02-04 | Automation row's tooth method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610079390.5A CN105769353B (en) | 2016-02-04 | 2016-02-04 | Automation row's tooth method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105769353A true CN105769353A (en) | 2016-07-20 |
| CN105769353B CN105769353B (en) | 2017-10-24 |
Family
ID=56402408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610079390.5A Active CN105769353B (en) | 2016-02-04 | 2016-02-04 | Automation row's tooth method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105769353B (en) |
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106214276A (en) * | 2016-08-16 | 2016-12-14 | 苏州迪凯尔医疗科技有限公司 | The method of adjustment of pivot point in orthodontic |
| CN107145708A (en) * | 2017-04-05 | 2017-09-08 | 深圳市倍康美医疗电子商务有限公司 | A kind of 3D surgical plannings report-generating method and generation system |
| CN107174368A (en) * | 2017-05-23 | 2017-09-19 | 高艳云 | Image big data is gathered and processing method |
| CN107638224A (en) * | 2016-07-21 | 2018-01-30 | 佛山市诺威科技有限公司 | A kind of shape-position parameter measurement method for digitizing artificial tooth |
| WO2018076897A1 (en) * | 2016-10-27 | 2018-05-03 | 苏州迪凯尔医疗科技有限公司 | Tooth root-based method and device for digitized tooth arrangement |
| CN108210095A (en) * | 2017-11-24 | 2018-06-29 | 上海牙典医疗器械有限公司 | A kind of correction arranges tooth method |
| CN108470365A (en) * | 2018-03-07 | 2018-08-31 | 天津工业大学 | A kind of arch wire method for drafting based on upper lower tooth jaw |
| CN108765483A (en) * | 2018-06-04 | 2018-11-06 | 东北大学 | The method and system of sagittal plane in being determined in a kind of CT images from brain |
| CN109350273A (en) * | 2018-10-15 | 2019-02-19 | 统合数位股份有限公司 | Digital bracket analog positioning method and device thereof |
| CN110025387A (en) * | 2019-04-25 | 2019-07-19 | 杭州美齐科技有限公司 | A kind of automatic generation method digitizing tooth jaw ideal model |
| CN110151342A (en) * | 2019-05-28 | 2019-08-23 | 上海爱圣美科技有限公司 | A kind of quick row's tooth method based on big data |
| CN110368109A (en) * | 2019-07-31 | 2019-10-25 | 史建陆 | One kind arranging tooth method based on personalized bowed precision data |
| TWI677325B (en) * | 2018-04-30 | 2019-11-21 | 巧醫生技股份有限公司 | Automatic tooth arrangement method |
| US10535203B2 (en) | 2017-11-23 | 2020-01-14 | Candor Ltd. | Digital dental mesh segmentation method and digital dental mesh segmentation device |
| WO2020017824A1 (en) * | 2018-07-16 | 2020-01-23 | 김정일 | Method for automatically generating orthodontic data |
| CN111449773A (en) * | 2020-03-21 | 2020-07-28 | 杭州一牙数字口腔有限公司 | Self-adaptive processing method of invisible appliance |
| CN111683602A (en) * | 2017-08-25 | 2020-09-18 | 陈守朴 | Optimization method in orthodontic applications |
| CN111772664A (en) * | 2020-06-24 | 2020-10-16 | 北京朗视仪器有限公司 | Device and method for performing fast head shadow measurement by using projection data generated by CBCT volume data |
| CN112022383A (en) * | 2020-08-28 | 2020-12-04 | 北京大学口腔医学院 | Method and device for determining gap required for tooth orthodontics and storage medium |
| CN112105315A (en) * | 2018-05-08 | 2020-12-18 | 阿莱恩技术有限公司 | Automatic ectopic tooth detection based on scanning |
| CN112315597A (en) * | 2020-11-24 | 2021-02-05 | 西安科技大学 | Tooth orthodontic path planning method |
| CN112598629A (en) * | 2020-12-14 | 2021-04-02 | 邱妙娜 | Tooth arrangement abnormity positioning auxiliary system based on artificial intelligence |
| CN112932696A (en) * | 2021-01-21 | 2021-06-11 | 上海爱圣美科技有限公司 | Tooth feature point calculation method and device and electronic equipment |
| CN113693747A (en) * | 2020-05-21 | 2021-11-26 | 广州黑格智造信息科技有限公司 | Automatic 3D dental model straightening method, system, device and storage medium |
| CN115192227A (en) * | 2022-07-08 | 2022-10-18 | 先临三维科技股份有限公司 | Tooth frame adjusting method, device, equipment and storage medium |
| CN115531015A (en) * | 2022-12-02 | 2022-12-30 | 北京大学口腔医学院 | Manufacturing method of dentition gap orthodontic adjusting guide plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7326051B2 (en) * | 2000-12-29 | 2008-02-05 | Align Technology, Inc. | Methods and systems for treating teeth |
| WO2010033290A1 (en) * | 2008-09-17 | 2010-03-25 | Reika Ortho Technologies, Inc. | Methods and systems for moving teeth |
| CN102939056A (en) * | 2010-06-07 | 2013-02-20 | B·嘉·苏 | Orthodontic systems |
| CN105147401A (en) * | 2015-08-04 | 2015-12-16 | 北京大学口腔医学院 | Digital tooth arrangement method based on tooth root information |
| CN105596094A (en) * | 2016-02-01 | 2016-05-25 | 北京正齐口腔医疗技术有限公司 | Method and device for generating indirect orthodontic adhesive transfer tray three-dimensional digital model |
-
2016
- 2016-02-04 CN CN201610079390.5A patent/CN105769353B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7326051B2 (en) * | 2000-12-29 | 2008-02-05 | Align Technology, Inc. | Methods and systems for treating teeth |
| WO2010033290A1 (en) * | 2008-09-17 | 2010-03-25 | Reika Ortho Technologies, Inc. | Methods and systems for moving teeth |
| CN102939056A (en) * | 2010-06-07 | 2013-02-20 | B·嘉·苏 | Orthodontic systems |
| CN105147401A (en) * | 2015-08-04 | 2015-12-16 | 北京大学口腔医学院 | Digital tooth arrangement method based on tooth root information |
| CN105596094A (en) * | 2016-02-01 | 2016-05-25 | 北京正齐口腔医疗技术有限公司 | Method and device for generating indirect orthodontic adhesive transfer tray three-dimensional digital model |
Cited By (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107638224A (en) * | 2016-07-21 | 2018-01-30 | 佛山市诺威科技有限公司 | A kind of shape-position parameter measurement method for digitizing artificial tooth |
| CN106214276A (en) * | 2016-08-16 | 2016-12-14 | 苏州迪凯尔医疗科技有限公司 | The method of adjustment of pivot point in orthodontic |
| CN106214276B (en) * | 2016-08-16 | 2019-05-07 | 边专 | The method of adjustment of rotation fulcrum in orthodontic |
| WO2018076897A1 (en) * | 2016-10-27 | 2018-05-03 | 苏州迪凯尔医疗科技有限公司 | Tooth root-based method and device for digitized tooth arrangement |
| CN107145708A (en) * | 2017-04-05 | 2017-09-08 | 深圳市倍康美医疗电子商务有限公司 | A kind of 3D surgical plannings report-generating method and generation system |
| CN107174368A (en) * | 2017-05-23 | 2017-09-19 | 高艳云 | Image big data is gathered and processing method |
| CN107174368B (en) * | 2017-05-23 | 2018-02-06 | 宋明海 | Image big data gathers and processing method |
| CN111683602A (en) * | 2017-08-25 | 2020-09-18 | 陈守朴 | Optimization method in orthodontic applications |
| US10535203B2 (en) | 2017-11-23 | 2020-01-14 | Candor Ltd. | Digital dental mesh segmentation method and digital dental mesh segmentation device |
| CN108210095A (en) * | 2017-11-24 | 2018-06-29 | 上海牙典医疗器械有限公司 | A kind of correction arranges tooth method |
| CN108470365A (en) * | 2018-03-07 | 2018-08-31 | 天津工业大学 | A kind of arch wire method for drafting based on upper lower tooth jaw |
| TWI677325B (en) * | 2018-04-30 | 2019-11-21 | 巧醫生技股份有限公司 | Automatic tooth arrangement method |
| CN112105315B (en) * | 2018-05-08 | 2023-04-18 | 阿莱恩技术有限公司 | Automatic ectopic tooth detection based on scanning |
| CN112105315A (en) * | 2018-05-08 | 2020-12-18 | 阿莱恩技术有限公司 | Automatic ectopic tooth detection based on scanning |
| CN108765483A (en) * | 2018-06-04 | 2018-11-06 | 东北大学 | The method and system of sagittal plane in being determined in a kind of CT images from brain |
| CN108765483B (en) * | 2018-06-04 | 2021-07-16 | 东北大学 | Method and system for determining mid-sagittal plane from brain CT image |
| WO2020017824A1 (en) * | 2018-07-16 | 2020-01-23 | 김정일 | Method for automatically generating orthodontic data |
| KR20200008403A (en) * | 2018-07-16 | 2020-01-28 | 김정일 | Method for automatic generating orthodontic data |
| KR102097070B1 (en) | 2018-07-16 | 2020-04-03 | 김정일 | Method for automatic generating orthodontic data |
| CN109350273A (en) * | 2018-10-15 | 2019-02-19 | 统合数位股份有限公司 | Digital bracket analog positioning method and device thereof |
| CN110025387B (en) * | 2019-04-25 | 2021-02-26 | 杭州美齐科技有限公司 | Automatic generation method of digital dental ideal model |
| CN110025387A (en) * | 2019-04-25 | 2019-07-19 | 杭州美齐科技有限公司 | A kind of automatic generation method digitizing tooth jaw ideal model |
| CN110151342A (en) * | 2019-05-28 | 2019-08-23 | 上海爱圣美科技有限公司 | A kind of quick row's tooth method based on big data |
| CN110368109A (en) * | 2019-07-31 | 2019-10-25 | 史建陆 | One kind arranging tooth method based on personalized bowed precision data |
| CN111449773A (en) * | 2020-03-21 | 2020-07-28 | 杭州一牙数字口腔有限公司 | Self-adaptive processing method of invisible appliance |
| CN111449773B (en) * | 2020-03-21 | 2021-08-24 | 杭州一牙数字口腔有限公司 | Self-adaptive processing method of invisible appliance |
| CN113693747B (en) * | 2020-05-21 | 2023-03-24 | 广州黑格智造信息科技有限公司 | Automatic 3D dental model straightening method, system, device and storage medium |
| CN113693747A (en) * | 2020-05-21 | 2021-11-26 | 广州黑格智造信息科技有限公司 | Automatic 3D dental model straightening method, system, device and storage medium |
| CN111772664A (en) * | 2020-06-24 | 2020-10-16 | 北京朗视仪器有限公司 | Device and method for performing fast head shadow measurement by using projection data generated by CBCT volume data |
| CN111772664B (en) * | 2020-06-24 | 2024-02-13 | 北京朗视仪器股份有限公司 | Quick head shadow measuring device and method |
| CN112022383A (en) * | 2020-08-28 | 2020-12-04 | 北京大学口腔医学院 | Method and device for determining gap required for tooth orthodontics and storage medium |
| CN112315597A (en) * | 2020-11-24 | 2021-02-05 | 西安科技大学 | Tooth orthodontic path planning method |
| CN112598629B (en) * | 2020-12-14 | 2023-07-11 | 台州雅仕美医疗科技有限公司 | Tooth arrangement abnormality positioning auxiliary system based on artificial intelligence |
| CN112598629A (en) * | 2020-12-14 | 2021-04-02 | 邱妙娜 | Tooth arrangement abnormity positioning auxiliary system based on artificial intelligence |
| CN112932696B (en) * | 2021-01-21 | 2023-04-07 | 上海埃蒙迪材料科技股份有限公司 | Tooth feature point calculation method and device and electronic equipment |
| CN112932696A (en) * | 2021-01-21 | 2021-06-11 | 上海爱圣美科技有限公司 | Tooth feature point calculation method and device and electronic equipment |
| CN115192227A (en) * | 2022-07-08 | 2022-10-18 | 先临三维科技股份有限公司 | Tooth frame adjusting method, device, equipment and storage medium |
| CN115531015A (en) * | 2022-12-02 | 2022-12-30 | 北京大学口腔医学院 | Manufacturing method of dentition gap orthodontic adjusting guide plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105769353B (en) | 2017-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105769353A (en) | Automatic tooth arrangement method and device | |
| US11234794B2 (en) | Restorative smile visualization through digital treatment planning | |
| US11666415B2 (en) | Automatic aligner design with robust parametric optimization method | |
| US11672629B2 (en) | Photo realistic rendering of smile image after treatment | |
| US11553988B2 (en) | Photo of a patient with new simulated smile in an orthodontic treatment review software | |
| CN105596094B (en) | The generation method and device of correction indirect bonding transfer tray three-dimensional digitalization model | |
| KR102551128B1 (en) | manufacture of dental instruments | |
| CN107106258B (en) | Dental appliance having cavities for unerupted or erupting teeth | |
| CA3103632A1 (en) | Providing a simulated outcome of dental treatment on a patient | |
| CN112867461B (en) | Orthodontic treatment planning apparatus and method | |
| CN105030347A (en) | Digital orthodontic tooth arrangement method based on tooth root information and bracket transfer device designing method based on digital orthodontic tooth arrangement method | |
| US11622836B2 (en) | Aligner stage analysis to obtain mechanical interactions of aligners and teeth for treatment planning | |
| KR20020072318A (en) | Method for forming orthodontic brace | |
| CN105769357A (en) | Generation method and device of transfer tray |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |