CN105496575B - The manufacturing method of bracket position frame and bracket position frame - Google Patents

The manufacturing method of bracket position frame and bracket position frame Download PDF

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Publication number
CN105496575B
CN105496575B CN201511026868.XA CN201511026868A CN105496575B CN 105496575 B CN105496575 B CN 105496575B CN 201511026868 A CN201511026868 A CN 201511026868A CN 105496575 B CN105496575 B CN 105496575B
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China
Prior art keywords
bracket
frame
fixed frame
bracket position
position frame
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CN105496575A (en
Inventor
张哲谌
余佳梦
沈刚
钱玉芬
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Wanzheng (Wuxi) Intelligent Technology Co.,Ltd.
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Ninth Peoples Hospital Shanghai Jiaotong University School of Medicine
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A61C7/14Brackets; Fixing brackets to teeth
    • A61C7/146Positioning or placement of brackets; Tools therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A61C7/14Brackets; Fixing brackets to teeth
    • A61C7/16Brackets; Fixing brackets to teeth specially adapted to be cemented to teeth

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  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

The present invention relates to technical field of medical equipment, disclose the manufacturing method of a kind of bracket position frame and bracket position frame, the bracket position frame is used for positioning brackets, including several around the fixed frame of bracket periphery setting, the inside casing shape of fixed frame is adapted with the outer contour shape of bracket, and bracket is installed in fixed frame.Bracket position frame further includes supporting mechanism, and each fixed frame is installed on supporting mechanism, and the shape of supporting mechanism is adapted according to the dissection shape at the position contacted in patient oral cavity with supporting mechanism and each fixed frame is corresponded with each tooth.The bracket position frame can provide point-device bracket position, and dismount simple, of low cost under the premise of not changing orthodontist tradition and directly bonding custom.The manufacturing method of the bracket position frame can easily carry out the personalized customization of bracket position frame according to the denture of patient, and Design and manufacturing process fully digitalization, accuracy, repeatability and feasibility are very good.

Description

The manufacturing method of bracket position frame and bracket position frame
Technical field
The present invention relates to technical field of medical equipment, the manufacturer of more particularly to a kind of bracket position frame and bracket position frame Method.
Background technology
In Orthodontic Treatment, current most important therapeutic modality is NITI Ω arch wire.Fixed appliance system mainly by Arch wire and orthodontic bracket composition.Bracket is bonded in dental surface by light-curing adhesive, accommodates and fixes arch wire, arch wire is produced Raw Orthodontic force is transmitted on tooth, and tooth is made to be arranged and be moved along arch wire, so as to achieve the purpose that orthodontic. In contemporary correction, the accuracy of bracket is to ensure that orthodontic treatment reaches the important prerequisite of desired result.
In current orthodontic treatment, when by bracket in dental surface, the directly cohesive mode of generally use.Due to existing Direct bonding technique be that manual adhesive is carried out according to the experience of doctor, therefore this method is highly dependent on the bonding of doctor The observation of skill and naked eyes.Its working strength is larger inefficient, and repeatability is not good enough, and accuracy is not ideal enough.Although such as This, due to its intuitive characteristic, is still widely used in for most of orthodontist in clinical practice.
In order to overcome these shortcomings of direct bonding technique, indirect bonding technology is developed and mainly applies to viscous It ties in accuracy requirement higher and the more difficult lingual orthodontic of bond operation.Indirect bonding technology is first by orthodontic adherence On working model, then by certain transfer device, the bracket that these bondings are completed from model is shifted and is bonded to facing On technology.Existing indirect bonding technology significantly improves the accuracy of bracket, but since it is with a large amount of complicated On laboratory preparatory process, model bond positioning still rely on experience, learning cost certain needed for clinical manipulation, can not be true Protect each bracket may be made between bracket base and facing to differ there are blocked up and thickness by uniformly enough normal pressure it is viscous Knot oxidant layer, the binding agent spilling under coating formula transfer tray covering are difficult to clean off, remove the problems such as transfer tray relative difficulty Presence, hinder the promotion and application of indirect bonding technology.
Invention content
The purpose of the present invention is to provide the manufacturing method of a kind of bracket position frame and bracket position frame, the bracket position framves Point-device bracket position can be provided, and dismount under the premise of not changing orthodontist tradition and directly bonding custom Simply, it is of low cost.The manufacturing method of the bracket position frame easily can carry out bracket position frame according to the denture of patient Personalized customization, Design and manufacturing process fully digitalization, accuracy, repeatability and feasibility are very good.
In order to solve the above technical problems, embodiments of the present invention provide a kind of bracket position frame, for positioning brackets, Including several around the fixed frame of bracket periphery setting, the inside casing shape of fixed frame is adapted with the outer contour shape of bracket, is held in the palm Slot is installed in fixed frame.Bracket position frame further includes supporting mechanism, and each fixed frame is installed on supporting mechanism, supporting mechanism Shape be adapted according to the dissection shape at the position contacted in patient oral cavity with supporting mechanism and each fixed frame and each tooth one by one It is corresponding.
Embodiments of the present invention additionally provide a kind of manufacturing method of bracket position frame, and the bracket for manufacturing above-mentioned is determined Position frame, includes the following steps:
The oral cavity of patient is scanned;
Three-dimensional digital model is established according to scanning result;
On the basis of three-dimensional digital model, by the tooth in the three-dimensional digital model of gained according to desired correction result It is rearranged, that is, the row's of being digitized tooth, the row's of obtaining tooth result;
It is determined after being included in final straight arch wire according to row's tooth result, the location of bracket when orthodontic is completed;
The location of bracket reversely determines each bracket in the current malocclusion shape of patient when being completed according to orthodontic The lower position that should locate of condition;
The Position Design that should be located under the current malocclusion situation of patient according to bracket goes out to wrap the bracket of each bracket The three-dimensional digital model of locating rack (including supporting mechanism and fixed frame);
By three-dimensional digital model by 3D printing, bracket position frame is made.
In terms of existing technologies, embodiments of the present invention make doctor by the way that bracket is directly embedded into fixed frame When bonding bracket completely without changing directly cohesive custom, but reached similar even more than tradition bond indirectly it is accurate Property, and without any additional learning cost, operating efficiency and simplicity have been got back and have been obviously improved.Due to using directly viscous The mode of knot, it can be ensured that each bracket when bonding by uniformly enough normal pressures, so as to make between bracket and facing not It can there are blocked up adhesive layers.And embodiments of the present invention according to teeth arrangement and dissection form Design also by supporting Mechanism, realizes the identical fixation in place of very easy supporting mechanism and patient's denture, and then reaches each fixed frame position Be accurately positioned.In addition, the open and readily removable structure design removed makes bracket very can easily be removed after the completion of bonding The bracket position frame.Further, since the design of fully digitalization, when indivedual teeth is needed to need to bond again because bracket comes off, Can simple indivedual teeth of 3D printing bracket position frame, realize the repeatable and accurate secondary bonding of height.
And in terms of existing technologies, the manufacturing method of the bracket position frame is simultaneously reverse true by using digitlization row tooth Fixed initial Bracket placement, the error that bracket is positioned manually is preferably minimized, more existing indirect bonding technology is more accurate.Pass through Bracket locating rack is directly printed using 3D printing technique, without making entity tooth mould, while an output error is reduced The use of consumptive material is greatly reduced, reduces cost, accomplishes the two-win of economic benefit and environmental protection.
Preferably, fixed frame is at least provided with oral area on one side.After being provided with oral area on one side of fixed frame, photocuring glues Knot agent will can be overflowed from the direction of oral area, greatly reduce the workload that doctor clears up light-curing adhesive.
Further, preferably, the width of oral area is equal with the length of side on side where oral area.The oral area of larger width has Better directive property effect.
Likewise, let out glue groove preferably, being opened up in at least one side that can also be bonded in fixed frame with tooth.Using letting out Glue groove can not only play the technique effect identical with oral area, and the frame for letting out due to opening up glue groove can still play enclosing Effect, support strength are not weakened, and have good locating effect.
In addition, preferably, bracket position frame further includes the back side of the supporting part being connect with fixed frame, supporting part and bracket Fitting, supporting part are used for support bracket.Setting bracket, can preferably position in the accommodating space that supporting part is formed with fixed frame The position of bracket.
In addition, preferably, supporting mechanism includes the connector being connect with fixed frame.Fixed frame is connected using connector, Connector support frame can be passed through.
Wherein, preferably, adjacent fixed frame can two-by-two be connected by connector.At this point, utilize connection strap itself Curvature, it is possible to ensure that the position of each bracket in the fixed frame and tooth corresponds.
Certainly, preferably, supporting mechanism can also include support base, fixed frame is connected to support bottom by connector Seat.It is limited using support base come the position to each posting.Also, there are during support base, utilize connector Connection fixed frame may also be ensured that the stabilization and intensity when bracket position frame positions under the uneven state of denture two-by-two.
Further, easily notch is torn preferably, being reserved on connector.This easily tears notch and may insure in certain removals It can easily detachment fixed frame and supporting mechanism in the case that bracket position frame is more difficult.After detachment again to fixed frame into Row removal, can be greatly reduced removal difficulty.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of first embodiment of the invention bracket position frame;
Fig. 2 is the schematic elevation view of first embodiment of the invention bracket position frame;
Bracket position frame faces signal when Fig. 3 is the length of side that second embodiment of the invention oral area width is less than place side Figure;
Bracket position frame faces signal when Fig. 4 is the length of side that second embodiment of the invention oral area width is equal to place side Figure;
Fig. 5 is the schematic side view of third embodiment of the invention bracket position frame;
Fig. 6 is the fixed frame schematic perspective fragmentary view of third embodiment of the invention bracket position frame;
Fig. 7 is the schematic elevation view of four embodiment of the invention bracket position frame;
Fig. 8 is the schematic elevation view of fifth embodiment of the invention bracket position frame;
Fig. 9 is the schematic elevation view for the bracket position frame that sixth embodiment of the invention has support base;
Figure 10 is the schematic elevation view for the bracket position frame that sixth embodiment of the invention does not have support base;
Figure 11 is the flow chart of seventh embodiment of the invention bracket position frame manufacturing method.
Reference sign:
1st, fixed frame;2nd, connector;3rd, support base;4th, bracket;5th, tooth;6th, glue groove is let out;61st, slot, 62, capillary Pipe, 63, air hole, 7, supporting part;8th, notch is easily torn.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to each reality of the present invention The mode of applying is explained in detail.However, it will be understood by those skilled in the art that in each embodiment of the present invention, In order to make the reader understand this application better, many technical details are proposed.But even if without these technical details and base In the various changes and modifications of following embodiment, each claim of the application technical side claimed can also be realized Case.
The first embodiment of the present invention is related to a kind of 4 locating rack of bracket, for positioning brackets 4, referring to Fig. 1 and Fig. 2 institutes Show, including several around the fixed frame 1 of 4 periphery setting of bracket, the inside casing shape of fixed frame 1 and the outer contour shape phase of bracket 4 Adaptation, bracket 4 are installed in fixed frame 1.4 locating rack of bracket further includes supporting mechanism, and each fixed frame 1 is installed in supporting mechanism On, the shape of supporting mechanism is adapted according to the dissection shape at the position contacted in patient oral cavity with supporting mechanism and each fixed frame 1 corresponds with each tooth 5.
In the present embodiment, supporting mechanism includes the connector 2 being connect with fixed frame 1 and support base 3, wherein, Gu Determine frame 1 and support base 3 is connected to by connector 2.
Using connector 2 connect fixed frame 1, can by 2 support frame of connector and using support base 3 shape come The position of each posting is limited.For example, support base 3 can be adapted with the shape of 5 occlusion portion of tooth of patient, When enabling the patient bite support base 3, the fixed frame 1 corresponding to each support frame is located exactly at the tooth 5 corresponding to each fixed frame 1 Before.
In the present embodiment, a kind of application scenarios of 4 locating rack of bracket are provided, it is specific as follows:
(1) supporting mechanism of 4 locating rack of bracket is positioned on corresponding one or one group of tooth 5 and kissed completely therewith It closes, fixed frame 1 is fixed on the position of facing center setting naturally at this time;
(2) it is coated on bracket 4 and bonds required orthodontic binder;
(3) bracket 4 is embedded in fixed frame 1, applying certain normal pressure makes binding agent overflow and (enter and let out glue groove 6);
(4) cure binding agent;
(5) 4 locating rack of bracket is removed;
(6) binding agent for overflowing 4 surrounding of bracket remnants is removed, that is, completes the orthodontic bracket 4 under Digital location guiding Direct bonding.
It is noted that above-mentioned application scenarios are only a kind of application scenarios of 4 locating rack of bracket, not to support The actual use range of 4 locating rack of slot causes to limit.
In terms of existing technologies, embodiments of the present invention make doctor by the way that bracket 4 is directly embedded into fixed frame 1 It is raw complete without changing directly cohesive custom when bonding bracket 4, and reached similar and be even more than what tradition bonded indirectly Accuracy, and without any additional learning cost, operating efficiency and simplicity have been got back and have been obviously improved.Due to using straight Connect cohesive mode, it can be ensured that each bracket 4 when bonding by uniformly enough pressure, so as to make bracket 4 and facing it Between there is no blocked up adhesive layers.And embodiments of the present invention according to the arrangement of tooth 5 and anatomic form also by setting Supporting mechanism is counted, realizes the identical fixation in place of very easy supporting mechanism and patient's denture, and then reach each fixation 1 position of frame is accurately positioned.In addition, the open and readily removable structure design removed makes bracket 4 can very just after the completion of bonding The removal of victory 4 locating rack of bracket.Further, since the design of fully digitalization, needs weight because bracket 4 comes off needing indivedual teeth It is new when bonding, can simple indivedual teeth of 3D printing 4 locating rack of bracket, realize that height is repeatable and accurate secondary bonding.
Second embodiment of the present invention is related to a kind of 4 locating rack of bracket, and second embodiment is first embodiment It is further improved, mainly thes improvement is that, in second embodiment of the present invention:Shown in Figure 3, fixed frame 1 is extremely It is few to be provided with oral area on one side.
After being provided with oral area on one side of fixed frame 1, in aforementioned (3) step, apply certain normal pressure pressing support During slot 4, the light-curing adhesive being extruded will can concentrate spilling from the oral area opened, and greatly reduce in (6) step Doctor clears up the workload of light-curing adhesive.
Further, shown in Figure 4, the width of this oral area can also be equal with the length of side on side where oral area.It is larger The oral area of width has better directive property effect.
Third embodiment of the present invention is related to a kind of 4 locating rack of bracket, and third embodiment has with second embodiment Institute is different, is in place of main difference, is by least one side of fixed frame 1 in second embodiment of the present invention Oral area is provided with to realize the purpose for letting out glue;And in third embodiment of the present invention, it is shown in Figure 5, fixed frame 1 with It is offered in at least one side that tooth 5 is bonded and lets out glue groove 6.
When pressing bracket 4, light-curing adhesive will be extruded, and in the binding face from bracket 4 with tooth 5 due to stress It is uneven and be intended to flow out from the place position for letting out glue groove 6.When let out glue groove 6 it is larger when, using let out glue groove 6 can not only play with The identical technique effect of oral area, and the frame for letting out due to opening up glue groove 6 can still play the role of enclosing, and support strength is simultaneously It is not weakened, there is good locating effect.
Further, it is shown in Figure 6, this let out glue groove 6 can include several microstructures slot 61 and with this The capillary that slot 61 connects inhales plastic structure.The capillary, which inhales plastic structure, can include a plurality of capillary 62, these capillaries 62 can be with It is interlaced with prevent single capillary 62 block when fail.
In addition, the capillary, which inhales plastic structure, can also include being preset in the air hole 63 on 1 surface of fixed frame, capillary 62 and this A little air holes 63 connect, the pressure that air hole 63 can be in equilibration capillary 62 ambient atmosphere between so that photocuring bonding Agent can be preferably into letting out glue groove 6.
Since the surface of tooth 5 is relatively smooth, into the light-curing adhesive let out in glue groove 6 after photocuring, with Let out the cohesive force that the cohesive force between glue groove 6 will be better than between tooth 5.At this point, remove 4 locating rack of bracket in (5) step In step, which, which will be left in, lets out in glue groove 6 and is removed together.At this time so that facing binder free remains, and saves The removing step of the binding agent to overflowing 4 surrounding of bracket remnants has been gone, the clinical manipulation time is greatly decreased, improves the work of doctor Efficiency.
The 4th embodiment of the present invention is related to a kind of 4 locating rack of bracket, and the 4th embodiment is third embodiment It is further improved, mainly thes improvement is that, in the 4th embodiment of the present invention:It is shown in Figure 6,4 locating rack of bracket The supporting part 7 being connect with fixed frame 1 is further included, supporting part 7 is bonded with the back side of bracket 4, and supporting part 7 is used for support bracket 4.
Wherein supporting part 7 can be as shown in Figure 6, the connect band being connect including several with each side of fixed frame 1 with And the supporting spring set on connect band intersection area.And supporting part 7 can be flexible material, so as to adapt to the pressing to bracket 4.
Bracket 4 is set in the accommodating space formed in supporting part 7 and fixed frame 1, can preferably positioning brackets 4 position It puts, prevents bracket 4 from falling.
The 5th embodiment of the present invention is related to a kind of 4 locating rack of bracket, the 5th embodiment and above-mentioned each embodiment party Formula is all different, is in place of main difference, in the 5th embodiment of the present invention, fixation shown in Figure 7, adjacent Frame 1 is connected two-by-two by connector 2.
The curvature of itself of connector 2 is utilized at this time, it is possible to ensure each bracket 4 in fixed frame 1 and tooth 5 Position corresponds, and eliminates support base 3, structure is simpler, and cost is further reduced, also more environmentally-friendly.
Certainly, supporting mechanism can also include support base 3, and fixed frame 1 is connected to support base 3 by connector 2.Profit It is limited with support base 3 come the position to each posting.Also, there are during support base 3,2 liang of connector is utilized Two connection fixed frames 1 may also be ensured that the stabilization and intensity when 4 locating rack of bracket positions under the uneven state of denture.
The sixth embodiment of the present invention is related to a kind of 4 locating rack of bracket, and sixth embodiment is above-mentioned whole embodiment party Being further improved for formula, mainly thes improvement is that, in the sixth embodiment of the present invention:Referring to shown in Fig. 8 and Fig. 9, connect It is reserved on junctor 2 and easily tears notch 8.
This easily tear notch 8 may insure in the case where certain removal bracket 4 locating racks are more difficult can easily from Disconnected fixed frame 1 and supporting mechanism.Fixed frame 1 is removed again after detachment, removal difficulty can be greatly reduced.
Embodiment further provides a kind of manufacturing methods of 4 locating rack of bracket by the 7th of the present invention, above-mentioned each for manufacturing 4 locating rack of bracket that embodiment is addressed, it is shown in Figure 10, include the following steps:
The oral cavity of patient is scanned;
Three-dimensional digital model is established according to scanning result;
Row's tooth, the row's of obtaining tooth result are carried out on the basis of three-dimensional digital model;
According to row's tooth result determine tooth 5 correct after the location of bracket 4;
The location of bracket 4 determines the position that bracket 4 should be located under the current oral conditions of patient after being corrected according to tooth 5 It puts;
The position that should be located under the current oral conditions of patient according to bracket 4 obtains the 3-dimensional digital mould of 4 locating rack of bracket Type;
By three-dimensional digital model by 3D printing, 4 locating rack of bracket is obtained.
Wherein row's tooth refers to that the tooth 5 in the three-dimensional digital model by gained carries out again according to desired correction result Arrangement.In terms of existing technologies, the manufacturing method of 4 locating rack of bracket is determined by using digitlization row's tooth and inversely just 4 position of bracket of beginning, the error that bracket 4 is positioned manually is preferably minimized, and more existing indirect bonding technology is more accurate.Pass through profit 4 locating rack of bracket is directly printed with 3D printing technique, it is big while an output error is reduced without making entity tooth mould Width reduces the use of consumptive material, reduces cost, accomplishes the two-win of economic benefit and environmental protection.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific embodiments of the present invention, And in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.

Claims (9)

1. a kind of bracket position frame, for positioning brackets, it is characterised in that:The bracket position frame includes several around the support The fixed frame of the periphery setting of slot, the inside casing shape of the fixed frame are adapted with the outer contour shape of the bracket, the support Slot is installed in the fixed frame;
The bracket position frame further includes supporting mechanism, and each fixed frame is installed on the supporting mechanism, the supporting mechanism Shape is adapted according to the dissection shape at the position contacted in patient oral cavity with the supporting mechanism and each fixed frame and each tooth It corresponds;
It is offered in at least one side that the fixed frame is bonded with the tooth and lets out glue groove;
It lets out the capillary that glue groove includes the slot of microstructure and connect with the slot and inhales plastic structure;The capillary inhales plastic structure packet Include a plurality of capillary.
2. bracket position frame according to claim 1, it is characterised in that:The fixed frame is at least provided with oral area on one side.
3. bracket position frame according to claim 2, it is characterised in that:The width of the oral area and side where the oral area The length of side it is equal.
4. bracket position frame according to claim 1, it is characterised in that:The bracket position frame further includes and the fixation The supporting part of frame connection, the supporting part are bonded with the back side of the bracket, and the supporting part is used for bracket described in support.
5. bracket position frame according to claim 1, it is characterised in that:The supporting mechanism includes connecting with the fixed frame The connector connect.
6. bracket position frame according to claim 5, it is characterised in that:Adjacent fixed frame by the connector two-by-two Connection.
7. bracket position frame according to claim 5, it is characterised in that:The supporting mechanism further includes support base, institute State fixed frame and the support base be connected to by the connector, wherein, the support base in patient oral cavity with it is described The dissection shape at the position of support base contact is adapted.
8. the bracket position frame according to any one in claim 5 to 7, it is characterised in that:It is reserved on the connector Have and easily tear notch.
9. a kind of manufacturing method of bracket position frame, for the bracket position described in any one in manufacturing claims 1 to 8 Frame, which is characterized in that include the following steps:
The oral cavity of patient is scanned;
Three-dimensional digital model is established according to scanning result;
Row's tooth, the row's of obtaining tooth result are carried out on the basis of the three-dimensional digital model;
The location of bracket after orthodontic is determined according to row's tooth result;
The position that should be located under the current oral conditions of patient according to the determining bracket of the location of bracket after the orthodontic;
The position that should be located under the current oral conditions of patient according to bracket obtains the three-dimensional digital model of bracket position frame;
By the three-dimensional digital model by 3D printing, the bracket position frame is obtained.
CN201511026868.XA 2015-12-31 2015-12-31 The manufacturing method of bracket position frame and bracket position frame Active CN105496575B (en)

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