CN102475580B - Tooth positioning template, manufacturing method for same and components of tooth positioning template - Google Patents
Tooth positioning template, manufacturing method for same and components of tooth positioning template Download PDFInfo
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- CN102475580B CN102475580B CN201010560452.7A CN201010560452A CN102475580B CN 102475580 B CN102475580 B CN 102475580B CN 201010560452 A CN201010560452 A CN 201010560452A CN 102475580 B CN102475580 B CN 102475580B
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Abstract
Disclosed are a tooth positioning template, a manufacturing method for the same and components of the tooth positioning template. The method includes that a tooth mold and a false tooth model are cut along a preset slice surface, and two marks are respectively fixed on two sides of the false tooth model on the preset slice surface; the marks, the false tooth model and the tooth mold surrounding the false tooth model are covered by shaping agent so as to form a positioning template base plate; the positioning template base plate is placed on teeth of the oral cavity of a user to realize computer tomography, and slice images of the preset slice surface are obtained; the slice images are proportionally attached on a cut surface of the tooth mold; an implanting body, implanting depth and implanting angle are selected according to the slice images attached on the tooth mold; and a positioning sleeve is mounted in the positioning template, and a drill is guided and started to drill a groove for the implanting body. By the aid of the tooth positioning template, the manufacturing method and the components of the tooth positioning template, a dentist can accurately estimate a tooth implanting surgery via the tomography images and the tooth model.
Description
Technical field
The present invention relates to a kind of tooth locating template and manufacture method and assembly, particularly relate to a kind of auxiliary positioning and plant body and auxiliary tooth locating template and manufacture method and the assembly of taking tooth CT Scan slice image.
Background technology
General dentist, before carrying out dental implant surgical, can make tooth model according to patient's tooth, rule of thumb determines to plant tooth position and plant body implant angle, the degree of depth on tooth model.Yet every patient's tooth formation is all not identical, dental growth direction is also slightly variant, if only only according to personal experience, and without more reliable aid, may cause implantation position deviation, and injury periphery tooth or nerve.
Therefore, what dental implant surgical need be by CT Scan is auxiliary, and in order to the information such as tooth formation, the alveolar bone degree of depth of understanding patient, thereby the consideration of selecting of body and position is planted in assessment.Yet, dentist only can rely on fault image, on tooth model, infer the tangent plane position of image, and infer suitable body, implantation position and the implant angle of planting, cannot accurately fault image be converted on tooth model, and cannot specifically in conjunction with artificial tooth position and the artificial tooth external form of expection installing, plant body selection.Therefore, still have injury periphery tooth or neural risk.
Referring to shown in Fig. 1, is the schematic diagram of TaiWan, China patent I244915 patent.It proposes a kind of molded method of planting tooth location guide hole of tooth of utilizing, and first, applies silica gel in tooth mould a1, and covers to be placed in and on patient's tooth, make guide seat a2.By obtaining the 3D mathematical model geometric data of patient's tooth, with computer analysis, plant the required drilling depth of tooth, position and angle again, be drilled with according to this guide hole a21 and sleeve pipe a22 is inserted in guide hole a21.Accordingly, can, by sleeve pipe a22 guiding drill point a3, in alveolar bone, get out and plant tooth hole.
Yet it plants placed analysis is at computer environment, dentist is difficult to transform in entity tooth model planting tooth position, and transforms the anxiety that probably there is deviation tooth position of planting in guide seat a2.Moreover the cost door of 3D image analysing computer software and guide seat construction board is too high, is difficult to implement.The more important thing is, it cannot simultaneously plant tooth assessment in conjunction with artificial tooth external form and the dental bed image of expection installing, only can lean on dental bed image analysing computer and plant tooth position and plant tooth angle, may cause to plant body and adjacent teeth is inconsistent.
Summary of the invention
In view of this, main purpose of the present invention is to propose a kind of tooth locating template and manufacture method thereof, for the auxiliary tooth location of planting, more can assist dentist, in conjunction with fault image and tooth model, dental implant surgical is carried out to accurate evaluation.
Another object of the present invention is to propose a kind of tooth locating template and manufacture method thereof, for the auxiliary tooth CT Scan slice image of taking, auxiliary dentist obtains slice image accurately.
A further object of the present invention is to propose a kind of assembly for tooth locating template, for the making of tooth locating template, and can assist dental implant surgical.
The present invention proposes a kind of tooth locating template and manufacture method thereof, in order to auxiliary positioning, plant body, be beneficial on body, install artificial tooth planting, its manufacture method comprises the following step: according to Buccodental, make tooth mould, selected predetermined implantation place of planting body on tooth mould, arranges according to this with the denture model of artificial tooth equal proportion on tooth mould; Selected by the predetermined sliced surfaces of predetermined implantation place, and along predetermined sliced surfaces cutting teeth mould and denture model; In predetermined sliced surfaces, fix respectively two markers in the both sides of tooth mould and denture model, wherein marker is not penetrated by X-ray; With moulding dose of tooth mould that covers marker, denture model and peripheral part thereof, and form locating template substrate, wherein moulding dose comprises a resinous polymer and developing agent; Put this locating template substrate and on Buccodental, carry out tomography, obtain the slice image of predetermined sliced surfaces; Equal proportion laminating slice image is to the facet of tooth mould; According to fitting in the slice image of tooth mould and the profile of this denture model, selected diameter, length, implantation depth and implant angle of planting body; And installing with the abutment sleeve of planting body correspondence position and diameter to locating template substrate, in order to guide initial drilled through abutment sleeve and dig cut a hole be equal to implantation depth plant body groove.
Preferably, selected step of planting predetermined implantation place of body on tooth mould, comprises: provide location auxiliary body on tooth mould, wherein, the area that location auxiliary body covers tooth mould conforms to artificial tooth, and the center of locating auxiliary body has a locating hole, and runs through location auxiliary body; And embed abutment sleeve in the locating hole of location auxiliary body, in the center of abutment sleeve, obtain predetermined implantation place.
Preferably, installing and the abutment sleeve of planting body correspondence position are to the step in locating template substrate, comprise: installing center has location auxiliary body and an abutment sleeve of a locating hole to locating template substrate, and make abutment sleeve be placed in the locating hole of location auxiliary body, wherein, locating hole runs through location auxiliary body.
Preferably, guide initial drilled through abutment sleeve and dig cutter be equal to after the step of planting body groove of implantation depth, also comprise: remove abutment sleeve, use the locating hole through location auxiliary body for guide bur, the cylindrical portion that guide bur comprises blade, shank and extends from blade top, and the top of cylindrical portion is flat shape, cylindrical portion is inserted and is planted after body groove, is planted the upper end of body groove by blade reaming.
Preferably, blade reaming also comprises after planting the upper end of body groove: use reamer through the locating hole of location auxiliary body, wherein, reamer comprises blade and shank, by blade reaming, plants body groove.
Or, insert a reaming sleeve to the locating hole of locating auxiliary body, in order to guide reamer, reamer comprises blade and shank, by blade reaming, plants body groove, wherein, coordinates the reaming sleeve of the reamer replacing different pore size of different diameter at edge parts.
Or, a positioning cap is provided, make positioning cap sliding sleeve enter to locate the locating hole of auxiliary body; Wherein, positioning cap comprises pipe portion and flat bottoms, and flat bottoms is covered in one end of pipe portion, the center of flat bottoms has a drill point guide hole, runs through flat bottoms, and the accommodating reamer of pipe portion, reamer comprises blade and shank, and shank, through drill point guide hole, is planted body groove by blade reaming.
Preferably, two markers are replaced by a sign body, are positioned at arbitrary place in predetermined sliced surfaces, and sign body has discernible profile through the section of predetermined sliced surfaces.
Another a kind of tooth locating template and the manufacture method thereof of proposing of the present invention, in order to auxiliary positioning, plant body, be beneficial on body, install artificial tooth planting, its manufacture method comprises the following step: according to Buccodental, make tooth mould, selected predetermined implantation place of planting body on tooth mould, arranges according to this with the denture model of artificial tooth equal proportion on tooth mould; Selected by the predetermined sliced surfaces of predetermined implantation place, and along predetermined sliced surfaces cutting teeth mould and denture model; In predetermined sliced surfaces, fix respectively two markers in the both sides of tooth mould and denture model, wherein marker is not penetrated by X-ray; With moulding dose of tooth mould that covers marker, denture model and peripheral part thereof, and form locating template substrate, wherein moulding dose comprises a resinous polymer and developing agent; Put this locating template substrate and on Buccodental, carry out tomography, obtain the slice image of predetermined sliced surfaces; Equal proportion laminating slice image is to the facet of tooth mould; According to fitting in the slice image of tooth mould and the profile of this denture model, selected diameter, length, implantation depth and implant angle of planting body; And installing and abutment sleeve, reaming sleeve or the positioning cap of planting body correspondence position are to locating template substrate, the center of location auxiliary body has a locating hole, for abutment sleeve, reaming sleeve or positioning cap sliding sleeve, enter locating hole, in order to guide drill point, wherein abutment sleeve and reaming sleeve are hollow sleeve tubular, the aperture of reaming sleeve is greater than the aperture of abutment sleeve, and positioning cap comprises pipe portion and is covered in the flat bottoms of one end of pipe portion, and the center of flat bottoms has a drill point guide hole.
Another a kind of tooth locating template and the manufacture method thereof of proposing of the present invention, in order to the auxiliary tooth CT Scan slice image of taking, its manufacture method comprises the following step: according to Buccodental, make tooth mould, wherein, tooth mould comprises crown portion and dental bed portion; The predetermined sliced surfaces of selected tooth mould; In predetermined sliced surfaces, fix respectively two markers in the both sides of tooth mould, wherein marker is not penetrated by X-ray; And with moulding dose of tooth mould that covers marker and peripheral part thereof, and form locating template substrate, wherein moulding dose comprises resinous polymer and developing agent.
Preferably, two markers are replaced by a sign body, are positioned at arbitrary place in predetermined sliced surfaces, and sign body has discernible profile through the section of predetermined sliced surfaces.
The present invention proposes a kind of assembly for tooth locating template, coordinate initial brill and guide bur to use, wherein guide bur comprises blade, connects the shank of blade and the cylindrical portion of extending from blade top, and the top of cylindrical portion is flat shape, comprise: abutment sleeve, for hollow sleeve tubular, in order to guide initial brill to dig cutter, plant body groove; And auxiliary body ，Qi center, location has locating hole, run through location auxiliary body, use for guide bur through locating hole, and cylindrical portion inserts and plants after body groove, by blade reaming, planted the upper end of body groove.
A kind of assembly for tooth locating template of the another proposition of the present invention, coordinates reamer to use, and comprises: auxiliary body ，Qi center, location has locating hole, runs through location auxiliary body; And reaming sleeve, be hollow sleeve tubular, insert in the locating hole of location auxiliary body, in order to guide reamer reaming to plant body groove.
The present invention also proposes a kind of assembly for tooth locating template, coordinates reamer to use, and reamer comprises blade and shank, and wherein shank more comprises negative winding stem, and the diameter of negative winding stem is wide compared with the diameter of shank, comprises: positioning cap, comprises: pipe portion; And flat bottoms, be covered in one end of pipe portion, among flat bottoms, the heart has drill point guide hole, runs through flat bottoms, and for the shank of reamer through drill point guide hole, and negative winding stem and pipe portion inwall chimeric; And auxiliary body ，Qi center, location has locating hole, run through location auxiliary body, with accommodating positioning cap and reamer, positioning cap and location hole wall close contact.
A kind of assembly for tooth locating template of the another proposition of the present invention, upper end in order to reaming one guide channel, comprise: guide bur, comprise blade, connect the shank of blade and the cylindrical portion of extending from blade top, and the top of cylindrical portion is flat shape, cylindrical portion is inserted after guide channel, by the upper end of blade reaming guide channel.
Method of the present invention can be used for the auxiliary tooth CT Scan slice image of taking, auxiliary dentist obtains slice image accurately, also can assist dentist, in conjunction with fault image and tooth model, dental implant surgical is carried out to accurate evaluation, assembly of the present invention, for the making of tooth locating template, and can assist dental implant surgical.
Relevant preferred embodiment of the present invention and effect thereof, now coordinate accompanying drawing explanation as after.
Accompanying drawing explanation
Fig. 1 is the tooth locating template schematic diagram of prior art;
Fig. 2 is first embodiment of the invention flow chart;
Fig. 3 is first embodiment of the invention illustraton of model;
Fig. 4 is the predetermined implantation place schematic diagram of first embodiment of the invention;
Fig. 5 is the predetermined sliced surfaces schematic diagram of first embodiment of the invention;
Fig. 6 is the predetermined sliced surfaces profile of first embodiment of the invention;
Fig. 7 is that the body of planting of first embodiment of the invention is selected schematic diagram;
Fig. 8 A be first embodiment of the invention plant body groove schematic diagram;
Fig. 8 B is the initial brill schematic diagram of first embodiment of the invention;
Fig. 9 is another schematic diagram of first embodiment of the invention abutment sleeve;
Figure 10 A be second embodiment of the invention plant body groove schematic diagram;
Figure 10 B is the initial brill schematic diagram of second embodiment of the invention;
Figure 11 A is the reaming schematic diagram of second embodiment of the invention;
Figure 11 B is the reamer schematic diagram of second embodiment of the invention;
Figure 12 is the guide bur schematic diagram of second and third embodiment of the present invention;
Figure 13 A is the reaming schematic diagram of third embodiment of the invention;
Figure 13 B is the reamer schematic diagram of third embodiment of the invention;
Figure 14 A is another reaming schematic diagram of fourth embodiment of the invention;
Figure 14 B is another reamer schematic diagram of fourth embodiment of the invention;
Figure 15 A, B are another aspect schematic diagram of fourth embodiment of the invention positioning cap;
Figure 16 is fifth embodiment of the invention flow chart;
Figure 17 is the predetermined sliced surfaces profile of fifth embodiment of the invention.
Main element symbol description
A1: tooth mould a2: guide seat
A21: guide hole a22: sleeve pipe
A3: drill point
1: tooth mould 11: alveolar bone
12: denture model 13: expection implantation place
14: plant body 15: plant body groove
16: crown portion 17: dental bed portion
2: location auxiliary body 21: locating hole
22: groove
3: abutment sleeve 31: flange part
311: hole 32: protuberance
4: reaming sleeve 41: flange part
411: hole 42: protuberance
43: aperture
5: positioning cap 51: pipe portion
52: flat bottoms 53: flange part
531: hole 54: drill point guide hole
55: protuberance 56: shrinkage pool
57: screw 58: screw
6: locating template substrate
61: marker 62: moulding dose
7: initial brill
8: reamer 81: blade
82: shank 821: negative winding stem
822: screw
84: setting element 85: elastic ring
9: guide bur 91: blade
92: shank 921: negative winding stem
93: cylindrical portion
The specific embodiment
Below enumerate specific embodiment to describe content of the present invention in detail, and using accompanying drawing as aid illustration.
Referring to shown in Fig. 2, is first embodiment of the invention flow chart.Tooth locating template and manufacture method thereof that the present invention proposes are planted body in order to auxiliary positioning, are beneficial to install artificial tooth planting on body, and its manufacture method comprises the following step:
Step S110: make tooth mould according to Buccodental, selected predetermined implantation place of planting body on tooth mould, arranges according to this with the denture model of artificial tooth equal proportion on tooth mould.
In this, refer to shown in Fig. 3, be first embodiment of the invention illustraton of model.According to patient's Buccodental, turn over and be molded as tooth mould 1, and make the denture model 12 of the artificial tooth equal proportion of installing with expection, and denture model 12 is set on tooth mould 1.Denture model 12 center is expection implantation place 13 of planting body.
Referring to shown in Fig. 4, is the predetermined implantation place schematic diagram of first embodiment of the invention.On tooth mould 1, selected step of planting predetermined implantation place of body comprises step S111 and step S112.
Step S111: provide location auxiliary body 2 on tooth mould 1, wherein, the area that location auxiliary body 2 covers tooth mould 1 conforms to artificial tooth, and the center of location auxiliary body 2 has locating hole 21, and runs through location auxiliary body 2.
In this, location auxiliary body 2 is in order to estimate artificial tooth installation position and institute takes up space, and its profile is better can be positive box type column body, yet the present invention is not as limit.
Step S112: embed abutment sleeve 3 in the locating hole 21 of location auxiliary body 2, obtain predetermined implantation place 21 in the center of abutment sleeve 3.
In this, locating hole 21 diameters of location auxiliary body 2 can be with to plant body diameter identical, the outer rim of locating hole 21 is 1.5mm with the outer intermarginal minimum range of location auxiliary body 2, for being coated on, common artificial tooth plants external thickness, the height of location auxiliary body 2 can be 3mm, after conventionally planting tooth, plants the external length of exposing dental bed.Yet the body diameter of planting that this step is selected is not determined accordingly, still can adjust in subsequent step.Thus, particularly, when patient has the continuous artificial tooth demand of installing, arrange a plurality of location auxiliary body 2 to estimate artificial tooth installation position, especially directly perceived and convenient.
Step S120: selected by the predetermined sliced surfaces of predetermined implantation place 21, and along this predetermined sliced surfaces cutting teeth mould 1 and denture model 12.
In this, refer to shown in Fig. 5, be the predetermined sliced surfaces schematic diagram of first embodiment of the invention.Section along A-A line is predetermined sliced surfaces, and it is conventionally by predetermined implantation place, and parallel adjacent teeth crown portion is to the longitudinal axis of tooth root, and is that the cheek side of dental bed is to the tangent plane of tongue side beeline d.
Step S130: fix respectively two markers 61 in the both sides of tooth mould 1 and denture model 12 in predetermined sliced surfaces, wherein marker 61 is not penetrated by X-ray.
In this, refer to shown in Fig. 6, be the predetermined sliced surfaces profile of first embodiment of the invention.Marker 61 is better can be the ㄇ font metallics that opening is relative, and its one end is connected in denture model 12, and the other end is connected in tooth mould 1, yet the shape of marker 61 not limits with this.Signable predetermined sliced surfaces while comprising two markers 61 in fault image, is just the fault image of predetermined sliced surfaces simultaneously accordingly.
Yet aforementioned two markers 61 also can be replaced by a sign body, are located at arbitrary place in predetermined sliced surfaces.And indicate body and there is discernible profile through the section of predetermined sliced surfaces, for example geometric profile.For example, can surround triangle and form sign body by metal wire, and the plane forming along triangle is put sign body in predetermined sliced surfaces.Therefore,, when fault image has the corresponding triangle image that indicates body, can judge that slice image is as the image of the predetermined sliced surfaces wanting to obtain.
Step S140: with moulding dose 62 covering marker 61, denture model 12 and part tooth mould 1 around thereof, and form locating template substrate 6, wherein moulding dose 62 comprises resinous polymer and developing agent.
In this, developing agent can be barium sulfate.Because resinous polymer and gingiva tissue all can be penetrated by X-ray, and fail to be shown in fault image, therefore need be by mixing part developing agent in locating template substrate 6, to identify the border of locating template substrate 6 and gingiva tissue.
Step S150: put locating template substrate 6 and carry out tomography on Buccodental, obtain the slice image of predetermined sliced surfaces.
In this, patient is positioned over the made locating template substrate 6 of step S140 on corresponding Buccodental, carries out tomography, and two markers 61 that arrange by step S130 can accurately be obtained the slice image of predetermined sliced surfaces.
Person very, if inspect tomography result, while finding that there is more predetermined sliced surfaces and be good slice image, can cut the tangent plane of corresponding better slice image again, and then replace former predetermined sliced surfaces.
Step S160: equal proportion laminating slice image is to the facet of tooth mould 1.In this, along locating template substrate 6 and the edge of gingiva image, slice image is cut, conform on the facet of tooth mould 1, can obtain the tooth model of tool slice image.
In this step, can correctly inspect the dental bed section of sufferer for dentist, and by computer, watch fault image to have more sense of reality more merely, assessment sufferer situation that can be more certain and determine how dental implant surgical carries out.
Step S170: according to fitting in the slice image of tooth mould 1 and the profile of denture model 12, selected diameter, length, implantation depth and implant angle of planting body 14.
In this, refer to shown in Fig. 7, for the body of planting of first embodiment of the invention is selected schematic diagram.Dentist can be according to alveolar bone 11 scopes shown in slice image, and utilize locating template substrate 6 inner sides that the external form profile of denture model 12 is provided, estimate the relative position of planting body 14 and artificial tooth to be installed, and then select suitable body 14 diameters and the length of planting, and can determine implant angle and the degree of depth.
Before this step, also can make separately the artificial tooth adventitia of denture model 12, in order to replace the locating template substrate 6 of this step, and can be according to predetermined sliced surfaces cutting artificial tooth adventitia.So, by this step, can consider the artificial tooth external form of the fault image of dental bed and wish installing simultaneously, determine to plant diameter, length, implantation depth and the implant angle of body 14, the consideration that makes to plant tooth is more thorough and accurate.
Step S180: install with the abutment sleeve 3 of planting body 14 correspondence positions to locating template substrate 6, plant body groove 15 in order to what guide that initial brill 7 digs by abutment sleeve 3 that cutter is equal to implantation depth.
In this, refer to shown in Fig. 8 A, for first embodiment of the invention, plant body groove schematic diagram.Abutment sleeve 3 is hollow sleeve tubular, is installed in locating template substrate 6, makes initial brill 7 along predetermined implantation position, angle and the degree of depth, dig cutter by abutment sleeve 3 and plants body groove 15.Referring to shown in Fig. 8 B, is the initial brill schematic diagram of first embodiment of the invention.By abutment sleeve 3, can make initial brill 7 down when a certain degree of depth no longer down, and can avoid initial brill 7 to dig the degree of depth that surpasss the expectation of cutter.In this, the side surface of abutment sleeve 3 is non-even surface, can be provided with groove or concave point (not being shown in figure), makes locating template substrate 6 closely be coated abutment sleeve 3, avoids the power producing when being drilled with to depart from locating template substrate 6.In this, locating template substrate 6 upper ends preferably can be substantially flush with abutment sleeve 3 upper ends, to avoid stopping dentist's sight line.
Accordingly, dentist can be placed in the locating template substrate 6 of being made by step S110 to S180 on tooth corresponding to patient before dental implant surgical, in order to dig cutter meet expection position, angle and the degree of depth plant body groove 15, and plant body 14 and artificial tooth for installing.And by abutment sleeve 3, can prevent that initial brill 7 from digging cutter and continuing down again after meeting desired depth, can avoid injuring patient's nerve or adjacent teeth.
Referring to shown in Fig. 9, is another schematic diagram of first embodiment of the invention abutment sleeve.Because abutment sleeve 3 need bear initial brill 7 external force down, for avoiding abutment sleeve 3 because of external force and 6 disengagings of locating template substrate, abutment sleeve 3 stretch flange formability portions 31, provide support force upwards.Flange part 4 essence can be the extension wing of two symmetries, it has hole 311 compared with the relatively large area of abutment sleeve 3 bodies and end thereof, and flange part 4 can be and maintains a spacing with locating template substrate 6 upper ends, plants the rear gripping abutment sleeve 3 of body groove 15 in order to dentist in Drilling.
In addition, the outer surface of abutment sleeve 3 is provided with protuberance 32, to avoid abutment sleeve 3 with initial brill 7 rotations.Or also can change abutment sleeve 3 outer shape is polygonal cylinder, and locating hole 21 shapes of location auxiliary body 2 are corresponding with abutment sleeve 3 outer shape, to prevent abutment sleeve 3 rotations.In this, protuberance 32 can be salient point form.
Accordingly, dig cutter plant after body groove 15 by initial brill 7, dentist can further carry out reaming to planting body groove 15, makes to plant body groove 15 width and meets the diameter of planting body, in order to planting body installing.
Refer to shown in Figure 10 A and Figure 10 B, what be respectively second embodiment of the invention plants body groove and initial brill schematic diagram.As the step of aforementioned the first embodiment, the present embodiment, in step S180, also comprises the following step:
Step S280: install abutment sleeve 3 and location auxiliary body 2 to locating template substrate 6, and make abutment sleeve 3 be placed in the locating hole 21 of location auxiliary body 2.
In this, abutment sleeve 3 is planted body groove 15 in order to guide initial brill 7 to dig cutter.Abutment sleeve 3 can be structure as shown in Figure 9, have flange part 31 and protuberance 32, or its outer shape can be polygonal cylinder.Abutment sleeve 3 is inserted in the locating hole of location auxiliary body 2, and flange part 31 props up the upper end of location auxiliary body 2.When initial brill 7 is drilled to a degree of depth downwards, its shank props up abutment sleeve 3 and stops downwards.By adjustment, locate the height of auxiliary body 2 and abutment sleeve 3, what can Drilling meet desired depth plants body groove 15.The inwall of location auxiliary body 2 also has the groove 22 of corresponding protuberance 32, with chimeric with abutment sleeve 3, and can avoid abutment sleeve 3 rotations.And the end of groove 22 extends to side, make abutment sleeve 3 insert the location rear rotation of auxiliary body 2 and block protuberance 32, while contributing to upper row's tooth to plant tooth, avoid abutment sleeve 3 to skid off.
In addition, the outside of location auxiliary body 2 also can have flange part 31 structures (not being shown in figure) as abutment sleeve 3, or in its side surface, groove (not being shown in figure) is set, with the power of avoiding producing when being drilled with, make to locate auxiliary body 2 and depart from locating template substrates 6.
In this, can simulate initial brill 7 and dig cutter and plant the degree of depth, angle and the position of body groove 15 by thering is the stock of scale and screw.By protuberance 32 and groove 22 can stationary positioned sleeve 3 in the locating hole 21 of location auxiliary body 2.And with the temporary stationary positioned sleeve 3 of viscose on stock.Accordingly can stationary positioned auxiliary body 2 and abutment sleeve 3 with respect to the height of planting body groove 15.Continuous and, installing location auxiliary body 2 and abutment sleeve 3, in locating template substrate 6, then take out stock.In fact, locating template substrate 6 can be dug a hole, the locating template substrate 6 of tool hole is inserted in after stock, with moulding dose 62, fill up hole.
Referring to shown in Figure 11 A and Figure 11 B, is reaming and the reamer schematic diagram of second embodiment of the invention.After step S280, also comprise:
Step S281: remove abutment sleeve 3, use the locating hole 21 through location auxiliary body 2 for reamer 8, wherein, reamer 8 comprises blade 81 and shank 82, and body groove 15 is planted in blade 81 reamings.
In this, reamer 8 through locating hole 21 and precisely reaming by initial brill 7, dig cutter plant body groove 15.And can strengthen in proper order the diameter of blade 81 and use different reamer 8, sequentially will plant body groove 15 and expand.
Referring to shown in Figure 12, is the guide bur schematic diagram of second embodiment of the invention.Before using reamer 8, also can use guide bur 9 reamings to plant the upper end of body groove 15.Guide bur 9 has identical blade 91 and shank 92 with reamer 8, and has the cylindrical portion 93 of extending from blade 91 tops, and the top of cylindrical portion 93 is flat shape.Thus, cylindrical portion 93 is inserted in advance step S180 and is dug planting after body groove 15 of cutter, is planted the upper end of body groove 15 by blade 91 to UR.
So, re-use reamer 8 and continue to carry out reaming downwards according to the part of guide bur 9 reamings, can be more stable and reaming more accurately plant body groove 15.
Referring to shown in Figure 13 A and Figure 13 B, is reaming and the reamer schematic diagram of third embodiment of the invention.Method by aforementioned the second embodiment is planted after body groove 15 in obtaining, and also can utilize the location auxiliary body 2 of the present embodiment to coordinate 4 pairs, reaming sleeves to plant body groove 15 and carry out reaming.After step S280, also comprise:
S381: remove abutment sleeve 3.In this, remove after abutment sleeve 3, make to leave and locate auxiliary body 2 in locating template substrate 6.
S382: insert reaming sleeve 4 to the locating hole 21 of location auxiliary body 2, in order to guide reamer 8, reamer 8 comprises blade 81 and shank 82, by blade 81 reamings, plants body groove 15, wherein, the reaming sleeve 4 that coordinates the reamer 8 replacing different pore sizes 43 of different blade 81 diameters.
In this, reaming sleeve 4 is constructed in fact with abutment sleeve 3 roughly the same, also has hole 411 and protuberance 42 on flange part 41, flange part 41, and its difference is only aperture 43 sizes.Because reaming sleeve 4 needs to allow reamer 8 pass, therefore, aperture 43 should meet blade 81 diameters of reamer 8.And the reamer 8 of corresponding different blade 81 diameters, also can provide the reaming sleeve 4 of different pore size 43.
With reaming sleeve 4, assist the advantage of reamings to be, the reaming sleeve 4 of replaceable different pore size 43, to meet from small to large the demand of sequentially reaming.Yet, if as the step S281 of second embodiment of the invention, need the location auxiliary body 2 that is positioned at locating template substrate 6 to take out, then replace the location auxiliary body 2 of different locating hole 21 diameters.
Referring to shown in Figure 14 A and Figure 14 B, is reaming and the reamer schematic diagram of fourth embodiment of the invention.Method by aforementioned the second embodiment is planted after body groove 15 in obtaining, and can utilize the location auxiliary body 2 of the present embodiment to coordinate 5 pairs of positioning caps to plant body groove 15 and carry out reaming.After step S280, also comprise:
S481: remove abutment sleeve 3.In this, remove after abutment sleeve 3, make to leave and locate auxiliary body 2 in locating template substrate 6.
S482: positioning cap 5 is provided, makes positioning cap 5 sliding sleeves enter to be positioned at the locating hole 21 of location auxiliary body 2, body groove 15 is planted in reaming in order to guide reamer 8.
In this, positioning cap 5 comprises pipe portion 51 and flat bottoms 52, and flat bottoms 52 is covered in one end of pipe portion 51, and stretches out and form flange part 53.Flange part 53 essence can be the extension wing of two symmetries, and its end has hole 531, can be beneficial to dentist's gripping.Flat bottoms 52 center has drill point guide hole 54, runs through flat bottoms 52.Pipe portion 51 is in order to accommodating reamer 8.
The drill point guide hole 54 of positioning cap 5 conforms to shank 82 diameters of reamer 8.Shank 82 also comprises negative winding stem 821, and its diameter is wide compared with the diameter of shank 82, chimeric with pipe portion 51 inwalls, can stablize the direction that is drilled with of reamer 8.The more important thing is, the reamer 8 of applicable various blade 81 diameters of positioning cap 5, though because blade 81 diameters of reamer 8 are not identical, yet that the diameter of its negative winding stem 821 is is identical.
In this, the outer shape of location auxiliary body 2 or positioning cap 5 can be polygon or circle.If the outer shape of positioning cap 5 is circular, the side surface of positioning cap 5 is provided with protuberance 55.Locating hole 21 walls of location auxiliary body 2 also have the groove 22 of corresponding protuberance 55, with chimeric with positioning cap 5, and avoid positioning cap 5 rotations.Or if the outer shape of positioning cap 5 is polygon, locating hole 21 walls of location auxiliary body 2 also have corresponding shape, and can avoid positioning cap 5 with reamer 8 rotations.
Referring to shown in Figure 12, is the guide bur schematic diagram of third embodiment of the invention.Before using reamer 8, also can use guide bur 9 through the locating hole 21 of location auxiliary body 2, and the upper end of body groove 15 is planted in reaming.Guide bur 9 has identical blade 91 and shank 92 with reamer 8, and has the cylindrical portion 93 of extending from blade 91 tops, and the top of cylindrical portion 93 is flat shape.Thus, cylindrical portion 93 is inserted in advance step S180 and is dug planting after body groove 15 of cutter, is planted the upper end of body groove 15 by blade 91 to UR.In this, can as reamer 8, coordinate the occupation mode of positioning cap 5, the negative winding stem of guide bur 9 921 is inserted in the pipe portion 51 of positioning cap 5.
So, continuous and use reamer 8 to continue to carry out reaming downwards according to the part of guide bur 9 reamings, can be more stable and reaming more accurately plant body groove 15.
Preferably, referring to shown in Figure 15 A and Figure 15 B, is another aspect schematic diagram of fourth embodiment of the invention positioning cap.Positioning cap 5 comprises screw 57, is arranged at the upper end of positioning cap 5, so that screw 58 is through screw 57 and be articulated in the screw 822 of reamer 8, and stationary positioned cap 5 is on reamer 8.And screw 58 protrudes from positioning cap 5 outsides, can replace the effect of said flange portion 53.And screw 822 can be on reamer 8 arbitrary position, be not limited on negative winding stem 821.
In this, positioning cap 5 can not have the flange part 53 shown in earlier figures 14A and Figure 14 B and protuberance 55, and the inwall of location auxiliary body 2 does not need to have the groove 22 of corresponding protuberance 55 yet.And because positioning cap 5 is fixed on reamer 8, screw 58 provides the effect of Drilling halt, do not need additionally to arrange setting element 84 on reamer 8 yet.
By above-mentioned, taken off, can precisely complete dental implant surgical.After dental implant surgical, implanted the Buccodental of body after can turning over mould operation in patients, compare with locating template substrate 6, in order to assessment operation, whether meet expection.
Referring to shown in Figure 16, is fifth embodiment of the invention flow chart.The tooth locating template that the present invention proposes and manufacture method thereof are in order to the auxiliary tooth CT Scan slice image of taking, and its manufacture method comprises the following step:
Step S210: make tooth mould 1 according to Buccodental, wherein, tooth mould 1 comprises crown portion 16 and dental bed portion 17.In this, first embodiment of the invention is made tooth mould 1 with patient's tooth of artificial tooth to be installed, but the present embodiment not limits with this, and all have the fault image demander of shooting particular cross-section all applicable.
Step S220: the predetermined sliced surfaces of selected tooth mould 1.In this, the selected sliced surfaces of wanting to obtain particular slice image.
Step S230: fix respectively two markers 61 in the both sides of tooth mould 1 in predetermined sliced surfaces, wherein marker 61 is not penetrated by X-ray.
In this, please refer to shown in Figure 17, be the predetermined sliced surfaces profile of fifth embodiment of the invention.Marker 61 can be the ㄇ font metallics that opening is relative, and its one end is connected in the crown portion 16 of tooth mould 1, and the other end is connected in the dental bed portion 17 of tooth mould 1, yet the shape of marker 61 is not as limit.Signable predetermined sliced surfaces in fault image, comprises the fault image that two marker 61 sides are predetermined sliced surfaces simultaneously accordingly.
Yet two markers 61 also can replace with a sign body as described in the first embodiment, are located at a side of tooth mould 1 and denture model 12, indicate body and there is discernible profile through the section of predetermined sliced surfaces, for example geometric profile.
Step S240: cover marker 61 and part tooth mould 1 around thereof with moulding dose 62, and form locating template substrate 6, wherein moulding dose 62 comprises resinous polymer and developing agent.
In this, developing agent can be barium sulfate.Because resinous polymer and gingiva tissue all can be penetrated by X-ray, and fail to be shown in fault image, therefore need be by mixing part developing agent in locating template substrate 6, to identify the border of locating template substrate 6 and gingiva tissue.Before step S240, also can comprise: coating separating medium is around the predetermined sliced surfaces of tooth mould 1; After step S240, also can comprise: in moulding dose 62 solidify after, locating template substrate 6 is taken off on tooth mould 1.
By abovementioned steps, dentist can demarcate tooth slice face in fault image, makes slice image more accurate and reliable.
In sum, tooth locating template and manufacture method and assembly that the present invention proposes, really can assist and plant tooth location, and body groove is planted in Drilling and reaming reliably according to this, and assist and obtain fault image photography, more can assist dentist, in conjunction with fault image and tooth model, dental implant surgical is carried out to accurate evaluation.In this, for the assembly of tooth locating template, be selected from the group of aforesaid location auxiliary body 2, abutment sleeve 3, reaming sleeve 4, positioning cap 5, initial brill 7, reamer 8, guide bur 9 and composition thereof.
Although technology contents of the present invention discloses as above with preferred embodiment; yet it is not in order to limit the present invention; anyly have the knack of this operator; do not departing from spirit of the present invention a little change and the retouching done; all should be covered by category of the present invention, so protection scope of the present invention is when defining and be as the criterion depending on content of the present invention.
Claims (14)
1. a manufacture method for tooth locating template, this tooth locating template is planted body in order to auxiliary positioning one, is beneficial to plant on body and install an artificial tooth at this, it is characterized in that, and the method comprises the following step:
According to a Buccodental, make a tooth mould, on this tooth mould, selected this planted predetermined implantation place of body, arranges according to this with a denture model of this artificial tooth equal proportion on this tooth mould;
Selected by a predetermined sliced surfaces of this predetermined implantation place, and cut this tooth mould and this denture model along this predetermined sliced surfaces;
In this predetermined sliced surfaces, fix respectively two markers in the both sides of this tooth mould and this denture model, wherein said marker is not penetrated by X-ray;
With one moulding dose of this tooth mould that covers described marker, this denture model and peripheral part thereof, and form a locating template substrate, wherein this moulding dose comprises a resinous polymer and a developing agent;
Put this locating template substrate and on this Buccodental, carry out tomography, obtain a slice image of this predetermined sliced surfaces;
Equal proportion is fitted this slice image to the facet of this tooth mould;
According to fitting in this slice image of this tooth mould and the profile of this denture model, selected this planted diameter, length, implantation depth and the implant angle of body; And
Installing with this abutment sleeve of planting body correspondence position to this locating template substrate, in order to guide one initially to drill through this abutment sleeve and dig to cut a hole and be equal to one of this implantation depth and plant body groove.
2. manufacture method as claimed in claim 1, is characterized in that, on this tooth mould, selected this planted the step of predetermined implantation place of body, comprises:
Provide a location auxiliary body on this tooth mould, wherein, the area that this location auxiliary body covers this tooth mould conforms to this artificial tooth, and the center of this location auxiliary body has a locating hole, and runs through this location auxiliary body; And
Embed this abutment sleeve in this locating hole of this location auxiliary body, in the center of this abutment sleeve, obtain this predetermined implantation place.
3. manufacture method as claimed in claim 1, is characterized in that, the abutment sleeve that described installing and this are planted body correspondence position, to the step in this locating template substrate, comprises:
Installing center has location auxiliary body and this abutment sleeve of a locating hole to this locating template substrate, and makes this abutment sleeve be placed in this locating hole of this location auxiliary body, and wherein, this locating hole runs through this location auxiliary body.
4. manufacture method as claimed in claim 3, is characterized in that, described guiding one is initial to be drilled through this abutment sleeve and dig cutter and be equal to one of this implantation depth and plant after the step of body groove, also comprised:
Remove this abutment sleeve, use this locating hole through this location auxiliary body for a guide bur, this guide bur comprises a blade, a shank and the cylindrical portion that extends on this blade top certainly, and the top of this cylindrical portion is flat shape, this cylindrical portion is inserted this and is planted after body groove, and by this blade reaming, this plants the upper end of body groove.
5. manufacture method as claimed in claim 4, is characterized in that, this blade reaming after this plants the upper end of body groove, also comprises:
Use a reamer through this locating hole of this location auxiliary body, wherein, this reamer comprises a blade and a shank, and by this blade reaming, this plants body groove.
6. manufacture method as claimed in claim 4, is characterized in that, this blade reaming after this plants the upper end of body groove, also comprises:
Insert a reaming sleeve to this locating hole of this location auxiliary body, in order to guide a reamer, this reamer comprises a blade and a shank, and by this blade reaming, this plants body groove, wherein, this reaming sleeve that coordinates this reamer replacing different pore size of different diameter at edge parts.
7. manufacture method as claimed in claim 4, is characterized in that, this blade reaming after this plants the upper end of body groove, also comprises:
One positioning cap is provided, makes this positioning cap sliding sleeve enter this locating hole of this location auxiliary body, in order to guide a reamer reaming this plant body groove;
Wherein, this positioning cap comprises a pipe portion and a flat bottoms, this flat bottoms is covered in one end of this pipe portion, the center of this flat bottoms has a drill point guide hole, run through this flat bottoms, and the accommodating reamer of this pipe portion, this reamer comprises a blade and a shank, this shank is through this drill point guide hole, and by this blade reaming, this plants body groove.
8. manufacture method as claimed in claim 1, is characterized in that, this two marker is replaced by a sign body, is positioned at arbitrary place in predetermined sliced surfaces, and this sign body has discernible profile through the section of this predetermined sliced surfaces.
9. a manufacture method for tooth locating template, this tooth locating template is planted body in order to auxiliary positioning one, is beneficial to plant on body and install an artificial tooth at this, it is characterized in that, and the method comprises the following step:
According to a Buccodental, make a tooth mould, on this tooth mould, selected this planted predetermined implantation place of body, arranges according to this with a denture model of this artificial tooth equal proportion on this tooth mould;
Selected by a predetermined sliced surfaces of this predetermined implantation place, and cut this tooth mould and this denture model along this predetermined sliced surfaces;
In this predetermined sliced surfaces, fix respectively two markers in the both sides of this tooth mould and this denture model, wherein said marker is not penetrated by X-ray;
With one moulding dose of this tooth mould that covers described marker, this denture model and peripheral part thereof, and form a locating template substrate, wherein this moulding dose comprises a resinous polymer and a developing agent;
Put this locating template substrate and on this Buccodental, carry out tomography, obtain a slice image of this predetermined sliced surfaces;
Equal proportion is fitted this slice image to the facet of this tooth mould;
According to fitting in this slice image of this tooth mould and the profile of this denture model, selected this planted diameter, length, implantation depth and the implant angle of body; And
Install with this abutment sleeve, a reaming sleeve or positioning cap of planting body correspondence position to this locating template substrate, the center of this location auxiliary body has a locating hole, for this abutment sleeve, this reaming sleeve or this positioning cap sliding sleeve, enter this locating hole, in order to guide a drill point, wherein this abutment sleeve and this reaming sleeve are hollow sleeve tubular, the aperture of this reaming sleeve is greater than the aperture of this abutment sleeve, this positioning cap comprises a pipe portion and is covered in a flat bottoms of one end of this pipe portion, and the center of this flat bottoms has a drill point guide hole.
10. a manufacture method for tooth locating template, in order to the auxiliary tooth CT Scan slice image of taking, is characterized in that, the method comprises the following step:
According to a Buccodental, make a tooth mould, wherein, this tooth mould comprises a crown portion and a dental bed portion;
One predetermined sliced surfaces of selected this tooth mould;
In this predetermined sliced surfaces, fix respectively two markers in the both sides of this tooth mould, wherein said marker is not penetrated by X-ray; And
With one moulding dose of this tooth mould that covers described marker and peripheral part thereof, and form a locating template substrate, wherein this moulding dose comprises a resinous polymer and a developing agent.
11. manufacture methods as claimed in claim 10, is characterized in that, this two marker is replaced by a sign body, are positioned at arbitrary place in predetermined sliced surfaces, and this sign body has discernible profile through the section of this predetermined sliced surfaces.
12. 1 kinds of tooth locating templates, is characterized in that, by claim 1 to the manufacture method described in any one in claim 11, are made.
13. 1 kinds of assemblies for tooth locating template, coordinate a reamer to use, and it is characterized in that, comprise:
One auxiliary body ，Qi center, location has a locating hole, runs through this location auxiliary body; And
One reaming sleeve, for hollow sleeve tubular, in order to guide this reamer reaming one, plant body groove, the top of this reaming sleeve flange part endways with a hole that extends outwardly, when this reaming sleeve is inserted in this locating hole of this location auxiliary body, this flange part props up the upper end of this location auxiliary body outwards outstanding.
14. 1 kinds of assemblies for tooth locating template, coordinate a reamer to use, and this reamer comprises a blade and a shank, and wherein this shank more comprises a negative winding stem, and the diameter of this negative winding stem diameter of this shank is wide, it is characterized in that, comprises:
One positioning cap, comprises:
One pipe portion; And
One flat bottoms, is covered in one end of this pipe portion, and the center of this flat bottoms has a drill point guide hole, runs through this flat bottoms, and for the shank of this reamer through this drill point guide hole, and this negative winding stem and this pipe portion inwall chimeric; And
One auxiliary body ，Qi center, location has a locating hole, runs through this location auxiliary body, and the slippage and guide this reamer in this locating hole of this positioning cap of confession.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010560452.7A CN102475580B (en) | 2010-11-26 | 2010-11-26 | Tooth positioning template, manufacturing method for same and components of tooth positioning template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010560452.7A CN102475580B (en) | 2010-11-26 | 2010-11-26 | Tooth positioning template, manufacturing method for same and components of tooth positioning template |
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| CN102475580A CN102475580A (en) | 2012-05-30 |
| CN102475580B true CN102475580B (en) | 2014-01-22 |
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| CN201010560452.7A Expired - Fee Related CN102475580B (en) | 2010-11-26 | 2010-11-26 | Tooth positioning template, manufacturing method for same and components of tooth positioning template |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9033709B1 (en) | 2014-06-06 | 2015-05-19 | Zest Ip Holdings, Llc | Dental attachment assembly cap and method of use |
| EP3171816A1 (en) * | 2014-07-25 | 2017-05-31 | Nobel Biocare Services AG | Provisional prosthetic systems and methods of using same |
| BR112019003532A2 (en) * | 2016-08-31 | 2019-05-21 | Boiangiu Andy | dental implant coverage and method for stopping peri-implant progress |
| CN109009511B (en) * | 2018-06-21 | 2021-05-25 | 四川大学 | Three-dimensional analysis tooth preparation guide plate manufacturing method based on 3D printing and use method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1901848A (en) * | 2003-12-03 | 2007-01-24 | 金钟必 | Assistant for implant stent |
| CN101502432A (en) * | 2008-02-04 | 2009-08-12 | 镱钛科技股份有限公司 | Feedback type safety drill head |
| CN101569535A (en) * | 2008-04-28 | 2009-11-04 | 姚英超 | Interdental space direct measurement and oral cavity orthodontics micro-implant positioning implantation method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2902310B1 (en) * | 2006-06-14 | 2014-07-18 | Ynnovations Yeung System | TREPAN FOR THE REMOVAL OF A BONE CARROT, PROVIDED WITH A GUIDING DEVICE WITHIN THE BONE, REMOVING THE CARROT OUT OF THE TREPAN, AND IRRIGATION DURING BONE SAMPLING. |
| ES2552235T3 (en) * | 2008-12-01 | 2015-11-26 | Straumann Holding Ag | Drill sleeve for a dental drill |
| EP2196162B1 (en) * | 2008-12-15 | 2016-10-12 | Straumann Holding AG | Drill guide |
-
2010
- 2010-11-26 CN CN201010560452.7A patent/CN102475580B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1901848A (en) * | 2003-12-03 | 2007-01-24 | 金钟必 | Assistant for implant stent |
| CN101502432A (en) * | 2008-02-04 | 2009-08-12 | 镱钛科技股份有限公司 | Feedback type safety drill head |
| CN101569535A (en) * | 2008-04-28 | 2009-11-04 | 姚英超 | Interdental space direct measurement and oral cavity orthodontics micro-implant positioning implantation method |
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| CN102475580A (en) | 2012-05-30 |
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