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CN102462555A - Self-locked type brackets of orthodontic balancing appliance - Google Patents

Self-locked type brackets of orthodontic balancing appliance Download PDF

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Publication number
CN102462555A
CN102462555A CN2011100710488A CN201110071048A CN102462555A CN 102462555 A CN102462555 A CN 102462555A CN 2011100710488 A CN2011100710488 A CN 2011100710488A CN 201110071048 A CN201110071048 A CN 201110071048A CN 102462555 A CN102462555 A CN 102462555A
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CN
China
Prior art keywords
bracket
self
groove
locking
ditch
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Pending
Application number
CN2011100710488A
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Chinese (zh)
Inventor
张国彬
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Individual
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Individual
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Priority to CN2011100710488A priority Critical patent/CN102462555A/en
Publication of CN102462555A publication Critical patent/CN102462555A/en
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Abstract

A self-locked type bracket of an oral cavity balancing appliance belongs to the field of orthodontic balancing correction and is mainly used for correction of oral cavity deformity. The self-locked type bracket is round; a braking ditch is formed in the vertical direction with the center of a circle as the center, and a movable brake is arranged in the braking ditch; a groove is formed in the horizontal direction, and an antifriction crest is arranged in the groove; three pairs of upper and lower rows of parallel trough teeth are arranged at the bracket wing edges of the groove; traction convexes, the antifriction crest and the trough teeth are designed on bracket wings so as to reduce the influence of friction force on teeth and carry out three-dimensional control on the teeth; the brake increases the friction force by a force applying screw nail so as to finish the near, far and medium moving of the teeth; and the traction convexes can be pulled with one another by using traction ribs so as to adjust the relation among teeth. A self-locked lock spring can directly fix an arch wire, and the lock spring can be unlocked at any time, thereby the correction flow operation is facilitated; and bidirectional fixing of the bracket is finished by combining the assistant retention groove of the base part with a retention ditch, so as to better fit for the correction.

Description

The self-locking bracket of mouth cavity orthodontic balance appliance
Affiliated field:
It is the bracket of exempting from ligature type that uses among the balance appliance in the mouth cavity orthodontic fixed orthodontic system.
Background technology:
The bracket that uses clinically now has four kinds by its form branch, and promptly side's silk bow bracket, straight silk bow supporting groove, the arc attitude bracket of Begg filament and raw silk rings bow rectangle bracket have two kinds to be canonical form bracket and self-locking bracket by its performance branch.The canonical form bracket is to adjust the product that forms under the prerequisite of form of bracket according to the needs of correcting system, and the then corresponding characteristics according to the system of rectification of its form design, and the operator scheme of its use is identical substantially; The difference of details when cooperating rectification, has relative superiority in the relative details of just when cooperation is corrigent, using; The self-locking bracket of upgrading is just on the basis of former balance bracket performance now; Increase new method for using, original fixing operation pattern is increased on the bracket in advance, in increasing bracket, reduce the other activity duration of chair under the prerequisite of arch wire amplitude in place; The simple operations prerequisite is provided; Quadrate self-locking bracket just increases elasticity ligation jump ring filate below the groove wing, the elasticity and the rigidity that make full use of elasticity ligation silk fix the arch wire that is placed in the groove, corrigent the time, remove the operating process of ligation from; Removing this does not have in the more method for using; There are 4 shortcomings simultaneously in this kind self-locking bracket: when 1, corrigent the time, moving each other between tooth body and the tooth body, owing to lack restriction each other the elasticity free straightening of teeth of tooth body along with arch wire takes place easily, to the relative stable jaw relation of maintenance that needs; Midline position, occluding relation is prone to overcorrection between the last lower jaw.2, the elasticity ligation time; Because it is curved to lack the bundle silk; Arch wire in the bracket groove is owing to not being stuck among the groove and arch wire often takes place ejecting and influence the correcting process phenomenon by the snap silk; Main cause is that the elasticity of elasticity snap silk fatigue phenomenon occurs and causes, increases the effectively curved ratio that can reduce its generation, and when operation, wanting simultaneously be the most directly effective method that prevents that it from taking place to break away from through curved reinforcing suitably.3, the traction design is not the deficiency of existing self-locking bracket; Existing self-locking bracket is not because of there being the position of traction; In the process of operation, need the auxilliary bow of too much increase or other accessory to cooperate correcting process; Patient two says relatively, has increased the occupancy volume of mouthful inner part, and uncomfortable sensation strengthens.4, use the replacement elasticity ligation silk of resilient sheet-like card food debris delay in the bracket often to occur, abnormal flavour takes place in the oral cavity, thus the oral hygiene variation.Comprehensive above problem; The existing self-locking bracket of objective appraisal is remedial teaching thinking when accomplishing correcting process with raw silk rings bow rectification system when doing common orthodontic, cooperates auxilliary bow can reach higher rectification target; But corrective operations too bothers; And can not accurately confirm the quantitative value that each tooth moves under the interaction prerequisite when mobile, be prone to form overcorrection, common completion traction then need be assisted bow and accomplished.
Summary of the invention:
According to the original form characteristics of balance appliance, in conjunction with need cooperating corrigent link and requirement in the correcting process, the advantage of correcting system with balance is a prerequisite, the abundant advantage of retention criteria balance bracket, the requirement that reaches according to present self-locking bracket needs.Confirm the form of balance appliance self-locking bracket.The form of balance appliance self-locking bracket is circular, and it is to be made up of jointly bracket, afterburning drive screw, active type damper brake and self-locking snap.The figure diameter is: maxillary central incisors is 4.5 millimeters, and upper jaw lateral incisor is 4 millimeters, and eye tooth is 4.5 millimeters; Upper jaw first bicuspid is 4 millimeters, and upper jaw second bicuspid is 4 millimeters, and infradentale is 3.5 millimeters; The lower jaw lateral incisor be 3.5 There is not the slightest error rice; The lower jaw canine tooth is 4.5 millimeters, and the jaw first bicuspid is not 4 millimeters, and the lower jaw second bicuspid is 4 millimeters.Last lower jaw bracket is left-right symmetric, the size and the homomorphosis of tooth body bracket of the same name.Bracket is that, molar prominent by traction, the groove wing, antifriction ridge, afterburning shield, ligature furrow, auxiliary solid groove and basilar part constitute; The prominent central authorities that are distributed in four groove wings of traction, the groove wing is positioned at the top of basilar part, and molar is positioned at the edge of the adjacent both sides of the groove groove wing; Ligature furrow is positioned at the upper/lower positions of the groove wing; Afterburning shield is braked ditch between the AB district groove wing top, the antifriction ridge is positioned at the bottommost of groove, basilar part then be positioned at bracket below; The supplementary retention ditch then is positioned at the edge of basilar part; The supplementary retention ditch be shaped as " V " shape, 8 interfaces that connect basal surfaces are arranged, with basal surface and the supplementary retention groove formation double fixed structures that combines round whole basilar part edge; The basal surface of infradentale, lateral incisor is a plane configuration on the form of basilar part; The basal surface of maxillomandibular canine tooth, first bicuspid and second bicuspid then is the arc basal surface; In promptly closely far away is arcual form; Eye tooth radian central authorities are 0.5 millimeter apart from planar distance, and upper jaw first bicuspid basal surface radian central authorities are 0.4 millimeter apart from planar distance, and upper jaw second bicuspid basal surface radian central authorities are 0.4 millimeter apart from planar distance; The basal surface radian central authorities of lower jaw canine tooth are 0.5 millimeter apart from planar distance; The basal surface radian of lower jaw first canine tooth central authorities are 0.3 millimeter apart from planar distance, and the basal surface radian central authorities of lower jaw second bicuspid are 0.3 millimeter apart from planar distance, and plane wherein is meant the hypothesis plane between the basilar part edge in bracket near far away.The height of bracket: the height of going up infradentale, lateral incisor is 2.8 millimeters; The height of eye tooth is 3.2 millimeters; The height of upper jaw first bicuspid and second bicuspid is 2.8 millimeters; The height of lower jaw canine tooth is 3.0 millimeters, and the height of lower jaw first bicuspid and second bicuspid is 2.7 millimeters.The positive form of bracket: with the center of circle is the center, and vertically to the braking ditch of design bracket, level is placed the groove that uses to the design arch wire; The projected depth of braking ditch is darker than the degree of depth of bracket groove, and the bottom form of groove is the arc antifriction ridge of projection, and promptly both sides are lower than intermediary form; Intermediary aspect ratio both sides are high 0.3 millimeter when horizontal level, vertically to damper brake in the braking ditch, be lower than the form between level under the resting state, intermediary aspect ratio both sides are high 0.3 millimeter when horizontal level; Vertically to damper brake in the braking ditch, be lower than under the resting state level to the antifriction ridge, the antifriction ridge is the arc of micro-protuberance, traction is prominent, and to be shaped as root little and the top is big; The rounded projection in top, one-sided molar are 2 rows, parallel up and down and antifriction ridge; Be staggered, every side is 3 molars, and the afterburning nut top of afterburning drive screw is " ten " font; Be connected in the nail body, the nail body is screw-like, damper brake type of being cuboid; Adjacent braking ditch place has the half cone bodily form damaged at its top, and the lock body at fixed hole place is an arc under the lower, parallel.Wide 0.3 millimeter, high 0.2 millimeter, thick 0.3 millimeter of molar, distance is 0.6 millimeter between the cusp parallel lines of molar up and down, the degree of depth of groove is 0.8 millimeter; Be the planar distance of antifriction ridge peak to the bracket groove wing of groove inner process, the degree of depth of braking ditch is 1.5 millimeters, and width is 1.5 millimeters; The built-in active type damper brake of braking ditch, damper brake is wide to be 0.7 millimeter, long 2.8 millimeters, high 1.3 millimeters, there is a semicircle damaged place in the nearly afterburning shield of damper brake district; Damaged diameter is 0.4 millimeter, 0.6 millimeter of damaged length, and damaged configuration is the half cone bodily form; The damper brake bottom is the Movable joint district, and hinge area is curved, in a cross-perforating is arranged; Diameter is 0.5 millimeter, communicates apart from 0.4 millimeter height of damper brake inner plane and groove wing CD district lower fixed hole; Can damper brake braked the ditch internal fixation after placing the active type connecting filament, damper brake is movable with fan-shaped track in the braking ditch.The reinforcing drive screw gets into the braking ditch through afterburning shield spiral, increases friction completion braking action through raising damper brake.Between the top two groove wing smooth areas of braking ditch, have one connect the AB groove wing afterburning shield, height and groove wing plane parallel, thickness is 0.5 millimeter, three weeks linked to each other with the braking ditches, in afterburning shield center line portion diameter being arranged is one of 0.8 millimeter screwed hole, can put that screw thread is afterburning to be followed closely.Have four tractions prominent respectively in four groove wing central authorities, each traction is prominent high 0.7 millimeter, 0.8 millimeter of prominent top diameter, and prominent root link slot wing place diameter is 0.5 millimeter.The height of basilar part is 0.4 millimeter, and the distance between the groove wing and the substrate is 0.9 millimeter.Basal surface has 5 of the retention grooves that parallel with groove, is evenly distributed in the middle part of basal surface, 0.3 millimeter of each retention groove bottom width, and top open part is wide 0.2 millimeter, and the degree of depth is 0.3 millimeter, and the width of retention groove bottom is greater than the width of basal surface opening part.Be down concavity; There is the damaged supplementary retention groove that is designed to of a place " V " shape at the edge of basilar part; The width of " V " shape ditch is 0.5 millimeter; The degree of depth of retention grooves is 0.25 millimeter, around 8 interfaces that connect basal surface of whole basilar part edge uniform Design, basal surface and supplementary retention groove is connected into two fixed maintenance designs.At the parallel groove of the groove wing two of horizontal perforations are arranged, the built-in self-locking snap of the last fixing hole in AB district connects perforation in the damper brake below in the lower fixed hole in CD district; Vertical line is 0.8 millimeter below dashing forward apart from traction in AB fixing hole position; Apart from the groove edge 0.8 millimeter, center of circle height is higher than 0.25 millimeter of the bottom of trench of groove, and CD district lower fixed hole is below the prominent vertical line of traction; Apart from groove wing Edge Distance is 1.2 millimeters, and aspect ratio braking ditch bottom of trench exceeds 0.5 millimeter.Two free-ends of self-locking snap get in the braking ditch of bracket from the last fixing hole at bracket edge, AB district relatively, and bonded with bracket accomplished in the free-end back bending, and the circular diameter after snap is shaped is less than diameter between the groove wing.The active type damper brake is to utilize the steel wire of the lower fixed hole cross groove wing edge, CD district to accomplish bonded with bracket; The radian of self-locking snap is identical with the radian of bracket; The curved design of the flexible back bending in fixing hole place on the outside of the groove wing, have the half elliptic snap to open in CD handle pterion closed curved, to increase the dynamics of snap ligation; Afterburning drive screw gets into the braking ditch through afterburning shield spiral, accomplishes braking action through raising damper brake.Afterburning drive screw length overall is 1.2 millimeters, and diameter is 0.7 millimeter, and the tip is a cone.The diameter of last fixed hole is 0.5 millimeter, and the diameter of following fixed hole is 0.5 millimeter, and the self-locking snap is a circular wire; The circular wire diameter is 0.4 millimeter, in the design of snap, has four vertically to add the Massa Medicata Fermentata type in four groove pterions; Nearly middle form far away is curved, and adding the Massa Medicata Fermentata height is 0.7 millimeter, and ligature furrow is as the criterion with supplementary retention groove inward flange and groove wing lower position; Get into the inboard with the semicircle form, form ligature furrow.Size and volume that the groove wing is prominent with traction; Increase on year-on-year basis with height or dwindle according to the diameter of bracket; Molar, groove and braking ditch then are stable numerical value; The height of basilar part and the number of retention groove are similarly stable numerical value, and the supplementary retention groove then increases on year-on-year basis according to the size of basilar part or dwindles.The bracket of balance appliance self-locking bracket; Afterburning drive screw and damper brake all are that special metal or medical stainless steel process; The self-locking snap is then manufactured for the synthetic silk of high-elastic stainless steel silk or high-elastic multiply and is formed, and bracket also can cooperate pottery process with pottery or metal.
Accompanying drawing and description of drawings:
Fig. 1: the front of maxillary central incisors self-locking bracket
Fig. 2: the level of maxillary central incisors self-locking bracket is to the side
Fig. 3: eye tooth self-locking bracket vertically to the side
Fig. 4: the snap of self-locking bracket
Fig. 5: the afterburning drive screw of self-locking bracket
Fig. 6: the damper brake of self-locking bracket
Fig. 7: the basal surface of eye tooth self-locking bracket
Detailed annotation: 1, prominent 2, the molar 3 of traction, braking ditch 4, smooth areas 5, groove 6, the groove wing 7, damper brake 8, basilar part 9, retention groove 10, antifriction ridge 11, ligature furrow 12, basal surface 13, self-locking jump ring 14, afterburning shield 15, afterburning nut 16, screw 17, jump ring curved 18, go up fixing hole 19, lower fixed hole
Specific embodiments:
Carry out ultrasonic tooth to correcting individual tooth earlier, isolate drying up the corona face afterwards with etching agent acid etching bracket placement district lip side crown, cleaning dries up behind the acid etching; The AB type enamel varnish that is in harmonious proportion is coated in the put area of bracket uniformly; Dash to blow with gas and be coated on the basal surface of bracket after mix well with enamel binder resin AB type even back, with bracket locate full tweezer with the longitudinal register fixed vertical to two tractions dash forward, be placed on the corona face; Push the center of bracket with probe; Extrude unnecessary resin from the front, the parallel basilar part of unnecessary resin is pressed in the supplementary retention groove uniformly, notice that unnecessary resin will remove; Can not be deposited in afterburning drive screw and self-locking snap around, in order to avoid influence the normal use of bracket.It is prominent that balance appliance self-locking bracket has designed traction simultaneously, antifriction ridge, damper brake, molar, self-locking snap and circular bracket form.Traction is prominent can accomplish tooth and interdental independent control through traction; Also can accomplish the relation adjustment between the full denture; Simultaneously because the differences of four prominent positions of traction, can also be according to the angle of individual morphology discrepancy adjustment needs adjustment, molar effectively cooperate the antifriction ridge can with the influence of low-frictional force to arch wire; Can give full play to couple principle and differential force principle; Accomplish to require tooth all directions down to rotate, accomplish the three-dimensional adjustment of tooth accurately, damper brake can effectively be controlled tooth body middle-distant direction mobile when the orthodontic through increasing frictional force.The use of self-locking snap is simple; Drawing back snap with probe puts into and still draws back snap with probe after the arch wire and put into the ligation process that ligature furrow can be accomplished bracket; Be convenient to ligation and adjustment, launching at snap of damper brake fixedly makes afterburning drive screw get into that the damper brake hemicone is damaged can accomplish braking action through the spiral reinforcing after the arch wire.

Claims (7)

1. balance appliance self-locking bracket is to be made up of jointly bracket, afterburning drive screw, active type damper brake and self-locking snap.The form that it is characterized in that the self-locking bracket is a figure.
2. self-locking bracket according to claim 1 is characterized in that, two free-ends of self-locking snap get in the braking ditch of bracket from the fixing hole on the bracket edge, AB district relatively, accomplish with bracket the free-end back bending bonded; The active type damper brake is to utilize the steel wire of the not fixing hole cross groove wing edge, bracket CD district to accomplish bonded with bracket; The radian of self-locking snap is identical with the bracket radian, the curved design of the flexible back bending of fixing hole on the groove wing outside, and have the half elliptic snap to open in CD groove pterion closed curved, locks spring ligation dynamics with increase; Afterburning drive screw gets into the braking ditch through afterburning shield spiral, accomplishes braking action through raising lock.
3. self-locking bracket according to claim 1 is characterized in that, bracket is that, molar prominent by traction, the groove wing, antifriction ridge, afterburning shield, ligature furrow, supplementary retention groove and basilar part constitute; The prominent central authorities that are distributed in four groove wings of its traction, the groove wing is positioned at the top of basilar part, and molar is positioned at the edge of the adjacent two groove wings of groove; Ligature furrow is positioned at the upper/lower positions of the groove wing; Afterburning shield is braked ditch between the AB district groove wing top, the antifriction ridge is positioned at the bottommost of groove, basilar part then be positioned at bracket below; The supplementary retention ditch then is positioned at the edge of basilar part; Supplementary retention be shaped as " V " shape, 8 interfaces that connect basal surfaces are arranged, with basal surface and the supplementary retention groove formation double fixed structures that combines around whole basilar part edge.
4. self-locking bracket according to claim 1 is characterized in that, the prominent bent root of shape of traction is little and the top is big, the rounded projection in top; One-sided molar is 2 rows, and parallel up and down and antifriction ridge is staggered, and every side is 3 molars; The afterburning nut of afterburning drive screw is " ten " font, is connected in the nail body, and the nail body is a screw-like, and damper brake is a rectangle like, and adjacent braking ditch place has the half cone bodily form damaged at its top, and the lock body of lower, parallel lower fixed hole is an arc.
5. self-locking bracket according to claim 1 is characterized in that, the damper brake of vertical in the braking ditch, be lower than under the resting state level to the antifriction ridge, the antifriction ridge is the arc of micro-protuberance.
6. self-locking bracket according to claim 1 is characterized in that, the basal surface of infradentale, lateral incisor is a plane configuration on the form of basilar part, and the basal surface of maxillomandibular canine tooth, first bicuspid and second bicuspid then is the arc basal surface.
7. according to claim 1,2,3,4,5 and 6 described self-locking brackets; It is characterized in that; Bracket, afterburning drive screw and damper brake all are that special metal or medical stainless steel process, and the self-locking snap is then manufactured for the synthetic silk processing of high-elastic stainless steel silk or high-elastic multiply and formed; Bracket also can cooperate pottery to process with pottery or metal.
CN2011100710488A 2011-03-24 2011-03-24 Self-locked type brackets of orthodontic balancing appliance Pending CN102462555A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011100710488A CN102462555A (en) 2011-03-24 2011-03-24 Self-locked type brackets of orthodontic balancing appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011100710488A CN102462555A (en) 2011-03-24 2011-03-24 Self-locked type brackets of orthodontic balancing appliance

Publications (1)

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CN102462555A true CN102462555A (en) 2012-05-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014059053A3 (en) * 2012-10-09 2014-09-25 Dentsply International Inc. Self-ligating orthodontic brackets

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0503317A1 (en) * 1991-03-08 1992-09-16 Alexander J. Wildman Miniature self-locking labial bracket
US5174754A (en) * 1991-11-13 1992-12-29 Johnson & Johnson Consumer Products, Inc. Self-ligating, self-locking dental bracket with T-shaped archwire slot
EP0714639A2 (en) * 1994-11-29 1996-06-05 Sankin Kogyo Kabushiki Kaisha Orthodontic bracket
US20020098460A1 (en) * 1998-01-14 2002-07-25 Ormco Corporation Self ligating orthodontic bracket
CN2915051Y (en) * 2006-05-24 2007-06-27 山东大学 Friction Adjustable Self-Locking Brackets
CN101045019A (en) * 2007-01-24 2007-10-03 曹征旺 Self-locking bracket for tooth orthodontic
US20100285420A1 (en) * 2009-05-07 2010-11-11 Ormco Corporation Orthodontic bracket having a lingually biased closure member and associated method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0503317A1 (en) * 1991-03-08 1992-09-16 Alexander J. Wildman Miniature self-locking labial bracket
US5174754A (en) * 1991-11-13 1992-12-29 Johnson & Johnson Consumer Products, Inc. Self-ligating, self-locking dental bracket with T-shaped archwire slot
EP0714639A2 (en) * 1994-11-29 1996-06-05 Sankin Kogyo Kabushiki Kaisha Orthodontic bracket
US20020098460A1 (en) * 1998-01-14 2002-07-25 Ormco Corporation Self ligating orthodontic bracket
CN2915051Y (en) * 2006-05-24 2007-06-27 山东大学 Friction Adjustable Self-Locking Brackets
CN101045019A (en) * 2007-01-24 2007-10-03 曹征旺 Self-locking bracket for tooth orthodontic
US20100285420A1 (en) * 2009-05-07 2010-11-11 Ormco Corporation Orthodontic bracket having a lingually biased closure member and associated method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014059053A3 (en) * 2012-10-09 2014-09-25 Dentsply International Inc. Self-ligating orthodontic brackets
US9480541B2 (en) 2012-10-09 2016-11-01 Dentsply International Inc. Self-ligating orthodontic brackets
EP3388019A3 (en) * 2012-10-09 2019-01-16 Dentsply Sirona Inc. Self-ligating orthodontic brackets

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Application publication date: 20120523