CN202458737U - Self-locking bracket with elastic buckle - Google Patents

Self-locking bracket with elastic buckle Download PDF

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Publication number
CN202458737U
CN202458737U CN2012200633975U CN201220063397U CN202458737U CN 202458737 U CN202458737 U CN 202458737U CN 2012200633975 U CN2012200633975 U CN 2012200633975U CN 201220063397 U CN201220063397 U CN 201220063397U CN 202458737 U CN202458737 U CN 202458737U
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CN
China
Prior art keywords
groove
self
bayonet unit
furrow bank
wing
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Expired - Fee Related
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CN2012200633975U
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Chinese (zh)
Inventor
黄兵民
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Beijing Smart Technology Co Ltd
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Beijing Smart Technology Co Ltd
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Priority to CN2012200633975U priority Critical patent/CN202458737U/en
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Abstract

The utility model relates to a self-locking bracket with an elastic buckle. The self-locking bracket with the elastic buckle comprises a base and one or more work wings arranged on a face of the base. The work wings have symmetrical structures or approximate symmetrical structures of double-wing pieces with grooves in the middle parts. All grooves of the work wings are on the same groove axis. The self-locking bracket with the elastic buckle is characterized by further comprising one or more buckling devices arranged on walls of the grooves. Each buckling device comprises an elastic sheet structure with a fixed end and a free end. The fixed ends and the walls are integrally formed. The free ends extend toward the bottoms of the grooves or opposite walls. A pit or flute sinking downward is arranged on the corresponding wall below each fixed end. As the buckling devices integrated with the walls are arranged on the walls of the work wings, the structure of the work wings can be skillfully used so that the buckling devices and the grooves form an arch wire groove for placing an arch wire jointly without arranging an independent buckling device on the bracket additionally.

Description

A kind of self-locking bracket that has Elastic buckle
Technical field
This utility model relates to a kind of dental orthodontic instrument field, is specifically related to a kind of self-locking bracket that has Elastic buckle.
Background technology
Orthodontic treatment is a subdiscipline that degree of specialization is higher of dental field, mainly is to rescue to tooth, jawbone, facial deformity, through the internal fixation orthodontic appliance recovers gradually patient's normal occlusion function in the oral cavity.Bracket is the important component part of orthodontic appliance, mainly is adhered on labial teeth, canine tooth, the premolars, and orthodontic treatment is through in the groove that will rescue arch wire and be installed in bracket, and the tooth of guiding dislocation moves to ideal position.
Traditional bracket adopts the mode of ligation silk or the ligation of India rubber circle that arch wire is fixed in the groove, but this fixed form exists shortcomings such as the time-consuming inconvenience of clinical manipulation, frictional force are big, level of comfort difference.In recent years, self-locking bracket (self-ligating bracket) orthodontic treatment that appears as patho-occlusion of rescuing system has been introduced new method.The maximum characteristics of self-locking bracket are that the self-locking structure through bracket substitutes traditional ligation silk (circle) arch wire is carried out ligation, have reduced the frictional force of orthodontic appliance inside, make to rescue efficient and significantly increase, and be a kind of quick, comfortable, safe fixed orthodontic device.At present; The self-locking bracket with respect to traditional bracket have low-frictional force, reduce anchorage loss, improve clinical manipulation efficient, the patient is to the distinct advantages of aspects such as pain reaction is light; And the engagement of self-locking bracket is stable, small and exquisite attractive in appearance; The patient wears with comfortable, easy to clean, and the other time of chair shortens, further consultation prolongs at interval, and it is shorter to rescue efficient height, the course of treatment.Make the self-locking bracket obtain more and more just abnormal doctors' understanding and certainly.
Common self-locking bracket is slide way type structure (a passive slide) or locker formula structure (aspring clip).The slide way type bracket is provided with slip lid in the groove both sides, includes arch wire in back and promotes closed conduct solid, that arch wire can move freely of slip lid formation, claims passive-type self-locking bracket (passive self-ligating bracket) again.The built-in high resiliency locker of locker formula bracket, the elastic pressure of closing the back generation can act on arch wire when needed, provides to continue soft orthodontic force, claims active self-locking bracket (active self-ligating bracket) again.Because the self-locking device multidigit of self-locking bracket is in the bracket metal surface, convenient with instrument or finger tip switch, the ligation process is more easy.
But still there are some shortcomings in the self-locking bracket in clinical practice.Be difficult to locate exactly when at first being the self-locking bracket bonding; This is because with respect to traditional double-vane bracket; The form of the self-locking bracket of most kinds and traditional double-vane bracket exist bigger different, and self-locking bracket structure is complicated and do not have a tangible double-vane, this possibly cause when bonding self-locking bracket the doctor not portable put; Cause the radian of self-locking bracket trough floor and facing not coincide well, be difficult to locate exactly the self-locking bracket.In case self-locking bracket malposition will be added to the difficulties to meticulous adjustment of later stage, thereby prolonged the treatment time of meticulous metamorphosis stage, made troubles to clinical manipulation.
Next is that the self-locking bracket itself has the certain designed defective, if receive some unexpected factor affecting that its slip lid or locker accident are opened, can lose the control of groove to arch wire, influences therapeutic effect, instead prolonged treatment time; And because the structure more complicated of self-locking bracket; Some external force (comprising masticatory force) and doctor's maloperation all possibly cause the damage of self-locking bracket; Thereby cause slip lid or locker to open and to close; When serious even cause bracket to scrap, increase patient's financial burden, improved the treatment cost.
The self-locking device of self-locking bracket occupies on the facing than large space usually once more, makes that the thickness of self-locking bracket is bigger, possibly come off when chewing, and the relatively poor child of compliance and deep overbite patient is used have limitation; Simultaneously because the short and small circle of the bracket wing of self-locking bracket is blunt; Inconvenience of maintenance, easy slippage when adding the ligation adnexa; And in the process of inserting arch wire and taking-up arch wire, the self-locking bracket is compared with traditional double-vane bracket has great uncomfortable property, usually causes patient's pain.In addition, when using crooked stainless steel square silk adjustment individual teeth, arch wire is in place can't close slip lid or locker than difficulty, and these have all limited the use of traditional meticulous adjustment mode.
The applicant's utility model patent: a kind of work wing carries the metal self-locking bracket (application number: 201120051298.0) disclose the metal self-locking bracket that a kind of integrated work wing carries locker of locker; Can address the above problem well; Can arch wire be fixed in the common archwire slot that forms of hollow space of groove and locker of the work wing easily; Have good chucking power and close bed knife, can bear the loading and unloading of clinical several arch wire and indeformable.But because the metal latch buckle device protrudes in the work wing surface, the lip that touches the wearer easily is inboard, thereby influences the comfort level when wearing.In addition, the range of activity of the metal snap close of this self-locking bracket is less, and need receive bigger external force extruding can open, and there is certain inconvenience in the doctor when operation.
Summary of the invention
This utility model has proposed a kind of have integrated groove furrow bank and bayonet unit, the self-locking bracket that has Elastic buckle that the bayonet unit degree of freedom is high, simple in structure, cost of manufacture is low, the comfortable wearing degree is high to the deficiency of prior art.
The technical scheme of this utility model is following:
A kind of self-locking bracket that has Elastic buckle; Comprise a substrate, and one or more work wings that are arranged on said substrate one side, the said work wing is the symmetrical structure or the near symmetrical structure of middle part double fins that one groove is set; The groove of all said work wings is on a groove axis; It is characterized in that: it also comprises one or more bayonet unit, and said bayonet unit is arranged on the furrow bank of said groove, and said bayonet unit is for comprising stiff end and free-ended rubber-like laminated structure; Said stiff end and said furrow bank are one, and said free end extends to the bottom of trench direction or the offside furrow bank of said groove; Furrow bank under the said stiff end is provided with pit or the groove that caves inward.
Said furrow bank comprises the cambered surface that vertical plane and vertical plane top are connected with the said work wing, and said bayonet unit is arranged on said cambered surface and/or vertical plane top.
Said free-ended end is provided with the fin to said pit or groove direction extension.
Said fin is arranged on outside said pit or the groove, or stretches within said pit or the groove.
Said substrate, the work wing are identical with the bayonet unit material and one-body molded, and are elastic metallic material.
Said elastic metallic material comprises niti-shaped memorial alloy, Ni-Ti-based shape memory alloy, titanium-base alloy, cochrome or rustless steel.
Said bayonet unit is more than two; And its width is identical; The width that all is less than or equal to the said work wing; Said bayonet unit is separately positioned on the furrow bank of the different operating wing of said groove axis homonymy, or is arranged on symmetrically on the furrow bank of the said groove axis both sides different operating wing, or respectively asymmetric being arranged on the furrow bank of the said groove axis both sides different operating wing.
Said bayonet unit is more than two, and its width is different, and width equals the wide buckle that is of the said work wing, and width is narrow buckle less than the said work wing; Said wide buckle is arranged on the furrow bank of the different operating wing of said groove axis one side, and said narrow buckle is arranged on the furrow bank of the different operating wing of said groove axis opposite side; Or wide buckle and narrow buckle be set respectively on the furrow bank of the different operating wing of the homonymy of said groove axis.
Said bayonet unit is more than two, and its width is dual-mouth less than 1/2, two said bayonet unit of the said work wing, and a said bayonet unit is that single deck tape-recorder is buckled; The said pair of buckle is arranged on the furrow bank of the different operating wing of said groove axis one side; Or the said pair of buckle be arranged on the furrow bank of the different operating wing of said groove axis one side, and said single deck tape-recorder is buckled on the furrow bank of the different operating wing that is arranged on said groove axis opposite side; Or wide buckle and narrow buckle be set respectively on the furrow bank of the different operating wing of the homonymy of said groove axis.
Common corresponding pit of two said bayonet units or groove.
When having only on the said work wing when on the lateral sulcus wall bayonet unit being set, the arch wire inlet is formed jointly at the top of the upper surface of said bayonet unit and opposite side furrow bank; When all bayonet unit being set on the furrow bank of the both sides of a said work wing, the upper surface of two said bayonet units forms the arch wire inlet jointly; Said arch wire inlet is structure wide outside and narrow inside.
When said bayonet unit is not receiving under the external force state, the said arch wire inlet width at narrow place is 0.05 millimeter~0.40 millimeter.
The common archwire slot that holds arch wire that forms of said bayonet unit and said groove.
The technique effect of this utility model is following:
A kind of self-locking bracket that has Elastic buckle of this utility model; Comprise a substrate, and one or more work wings that are arranged on substrate one side, the work wing is the symmetrical structure or the near symmetrical structure of middle part double fins that one groove is set; The groove of all working wing is on a groove axis; It is characterized in that: it also comprises one or more bayonet unit, and bayonet unit is arranged on the furrow bank of groove, and bayonet unit is for comprising stiff end and free-ended rubber-like laminated structure; Stiff end and furrow bank are one, and free end extends to the bottom of trench direction or the offside furrow bank of said groove; Furrow bank under the stiff end is provided with pit or the groove that caves inward.Because setting is the bayonet unit of one with furrow bank on the furrow bank of the work wing; Therefore can ingenious land productivity with the structure of the work wing itself; Make bayonet unit and groove be configured for placing the archwire slot of arch wire jointly, and need not on bracket, to be provided with in addition independent bayonet unit.
Because bayonet unit is elastic laminated structure, need in use to make the bayonet unit generation elastic deformation that is squeezed through external force, orthodontic bow-wire is pressed into the archwire slot from the free end of bayonet unit very naturally smoothly.Therefore this utility model is also on the furrow bank at bayonet unit place; Corresponding to the position of stiff end bottom, be provided with pit or groove, to increase the range of activity of bayonet unit to the furrow bank sunken inside; The motility and the degree of freedom of elastic metallic buckle have been strengthened; It can be enlarged thereby arch wire is entered the mouth towards this pit or groove direction compression under less external force extruding, and orthodontic bow-wire can get into archwire slot through the arch wire inlet smoothly.
This utility model also is provided with the fin that extends to pit or groove direction at the free-ended end of bayonet unit, arch wire being limited in the space between fin and the groove bottom, in order to the fixing position of arch wire.Because pit or groove are according to the shape of buckle and required range of activity setting, so fin can be arranged on outside pit or the groove neatly, or stretches within pit or the groove.
Description of drawings
Fig. 1-a is the structural representation of the embodiment 1 of this utility model
Fig. 1-b is the structural representation of the embodiment 2 of this utility model
Fig. 1-c is the structural representation of the embodiment 3 of this utility model
Fig. 1-d is the structural representation of the embodiment 4 of this utility model
Fig. 1-e is the structural representation of the embodiment 5 of this utility model
Fig. 1-f is the structural representation of the embodiment 6 of this utility model
Fig. 2 is the cross-sectional view of the embodiment 1 of this utility model
Fig. 3-a~3-g is the bayonet unit structural representation of this utility model
Fig. 4-a is the structural representation of the embodiment 7 of this utility model
Fig. 4-b is the structural representation of the embodiment 8 of this utility model
Fig. 4-c is the structural representation of the embodiment 9 of this utility model
Fig. 4-d is the structural representation of the embodiment 10 of this utility model
Fig. 4-e is the structural representation of the embodiment 11 of this utility model
Fig. 5-a is the structural representation of the embodiment 12 of this utility model
Fig. 5-b is the structural representation of the embodiment 13 of this utility model
Fig. 6 is the cross-sectional view of the embodiment 4 of this utility model
Fig. 7 be this utility model the work wing upper groove of bayonet unit or the user mode sketch map of pit only be set on a lateral sulcus wall
Fig. 8 all is provided with the work wing upper groove of bayonet unit or the user mode sketch map of pit on the both sides furrow bank of this utility model
The specific embodiment
Below in conjunction with accompanying drawing this utility model is described.
For the purpose, technical scheme and the advantage that make this utility model is clearer,, this utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Specific embodiment described herein is only in order to explaining this utility model, and is not used in qualification this utility model.
The self-locking bracket that has Elastic buckle of this utility model comprises a substrate; The one side of substrate is a buccal labial surface; Another side is an adhesive surface; The one or more work wing is set on buccal labial surface, and the work wing is symmetrical structure or the near symmetrical structure that the middle part is provided with a groove, and the groove of all working wing is all on a groove axis.Because in practical application, the work wing has various shape, and the groove that is used to hold arch wire can be rectangle or irregular type of rectangle, and the sidewall of groove is plane or curved surface, and the bayonet unit of this utility model all is arranged on the furrow bank medial surface of groove.Bayonet unit is a rubber-like laminated structure, and its stiff end is connected with the furrow bank medial surface, and the furrow bank medial surface under stiff end is provided with pit or the groove that caves inward; Free end is begun to extend to oblique below by stiff end, promptly extends the common archwire slot that holds arch wire that forms of free end and groove with the angled bottom direction to groove of furrow bank.
Embodiment 1,2,3,4,5,6:
Embodiment 1 is shown in Fig. 1-a, and the self-locking bracket of present embodiment comprises substrate 1,2,2 bayonet units 3 of two work wings, and wherein substrate 1 be rectangle or class rectangular slab; The front of substrate 1 is a buccal labial surface 11; The back side is adhesive surface 12, and buccal labial surface 11 is a smooth flat, and gully shape texture 13 is set on the adhesive surface 12; Help bonding agent and flow into, strengthen the maintenance power of bracket bonding.The work wing 2 comprises the collet 21 that is connected with surperficial 11, and is used to install the groove 22 of rescuing arch wire by what collet 21 tops were recessed to form downwards.Groove 22 comprises the furrow bank 23 and bottom of trench 24 of both sides, wherein the furrow bank 23 a pair of fin that turns up 25 of the formation work wing 2 that stretches out.And the work wing 2 is provided with the symmetry or the near symmetrical structure of a groove for a pair of fin 25 middle parts, at the groove 22 of all working wing 2 in the same substrate 1 all on same groove axis.The furrow bank 23 of groove 22 is parallel to each other or is approximate parallel, and vertical or near normal is in surface 11.Two bayonet units 3 are separately positioned on the two work wings 2 on furrow bank 23 tops of groove axis homonymy, and the width of bayonet unit 3 is less than the width of the work wing 2.Shown in Fig. 1-a, bayonet unit 3 is separately positioned on the work wing 2 furrow bank 23 tops away from groove axis mid point M.
Embodiment 2 compares with embodiment 1 shown in Fig. 1-b, and a bayonet unit 3 is arranged on furrow bank 23 tops of the work wing 2 near groove axis mid point M, and another bayonet unit 3 is arranged on furrow bank 23 tops of the work wing 2 away from groove axis mid point M.Embodiment 3, compares with embodiment 1 shown in Fig. 1-c like figure, and bayonet unit 3 is arranged on the work wing 2 furrow bank 23 tops near groove axis mid point M.Embodiment 4 is shown in Fig. 1-d; Compare with embodiment 1; It comprises four bayonet units 3; On each work wing 2 two bayonet units 3 are set, the work wing 2 is provided with a bayonet unit 3 on the furrow bank 23 of groove 22 groove axis both sides, and bayonet unit 3 is arranged on furrow bank 23 tops away from groove axis mid point M.Embodiment 5 compares with embodiment 4 shown in Fig. 1-e, and bayonet unit 3 is arranged on the middle part of the work wing 2 furrow banks 23.Embodiment 6 compares with embodiment 1 shown in Fig. 1-f, and its bayonet unit 3 is separately positioned on the work wing 2 furrow bank 23 tops away from groove axis mid point M, and the bearing of trend of two bayonet units 3 is opposite, promptly about the asymmetric setting in opposite directions of groove axis.
As shown in Figure 2, single bayonet unit 3 is a resilient blade, is divided into stiff end 31 and free end 32, and stiff end 31 is connected with the top of furrow bank 23, and free end 32 extends to bottom of trench 24 and offside furrow bank 23 directions.Bayonet unit 3 is a lower surface 33 towards the one side of bottom of trench 24; The one side of bottom of trench 24 is a upper surface 34 dorsad; Wherein bayonet unit 3 forms a rectangle archwire slot 4 that holds to rescue arch wire jointly with groove 22 bottoms; Angle between the furrow bank 23 at lower surface 33 and bayonet unit 3 places is α, does not receive under the external force state at the elastic metallic buckle, and angle is 5 degree~150 degree.Archwire slot 4 can be made into the rectangular space that can maximum holds 0.018 * 0.025 inch~0.022 * 0.028 inch arch wire as required.The upper surface 34 of bayonet unit 3 forms an arch wire inlet 5 with the top of offside furrow bank 23 is common, and arch wire 5 structures wide outside and narrow inside that enter the mouth have played guide effect when inserting arch wire.As shown in Figure 6; When being provided with bayonet unit 3 on two furrow banks 23 on the work wing 2; Then the upper surface 34 by two bayonet units 3 forms arch wire inlet 5 jointly; And arch wire 5 structures wide outside and narrow inside that enter the mouth have played guide effect when inserting arch wire, do not receive under the external force state at bayonet unit 3, and the arch wire inlet 5 width at narrow place is 0.05 millimeter~0.40 millimeter.When with wide the entering of arch wire by arch wire inlet 5; And when having external force that arch wire is exerted pressure, the bayonet unit 3 generation elastic deformation that is squeezed, the angle angle diminishes; 5 expansions of arch wire inlet, orthodontic bow-wire is pressed in the archwire slot 4 from the free end 32 of bayonet unit 3 very naturally smoothly.After arch wire got into archwire slot 4, bayonet unit 3 resilience rapidly restored to the original state, and free end 32 blocks arch wire effectively to be embraced in archwire slot 4, and power is rescued in performance, and prevents effectively that in certain power value scope arch wire from ejecting in archwire slot 4 voluntarily.
Like Fig. 7, shown in Figure 8; In order to increase the range of activity of bayonet unit 3, improve its motility, on the furrow bank 23 at bayonet unit 3 places; Position corresponding to lower surface 33; Can be provided with pit or groove 6 to furrow bank 23 sunken insides, the section shape of pit or groove 6 can be U-shaped, rectangle, triangular form etc., orthodontic bow-wire extruding is got into the required pressure of archwire slot 4 and/or increases the range of activity of elastic metallic buckle reducing.
Shown in Fig. 2, Fig. 3-a~3-g; Bayonet unit 3 can be arranged to multiple shape, and the section shown in 3-a is that plate shaped, the section shown in 3-b is a triangle, the section shown in 3-c is a stairstepping, the section shown in 3-d is the type barb-shaped of random shape for type barb-shaped, the section shown in 3-f parabola shaped, that the section shown in 3-e is acute angle; Section type of being shown in 3-g be " Y " shape, and wherein free end 32 and fin 35 form two galianconism of Y respectively; In this utility model the shape of bayonet unit 3 preferably the section shown in 3-f be the type barb-shaped of random shape.Joint face position between stiff end 31 and the furrow bank 23 is arc or other fillet surfaces.Particularly embrace in archwire slot 4 in order to guarantee that bayonet unit 3 can block arch wire reliably; The fin 35 that extends to furrow bank 23 directions at bayonet unit 3 places can be set on free end 32 ends of bayonet unit 3; Be the pit of its lower surface 33 correspondences or the fin 35 that groove 6 directions are extended; Fin 35 can be positioned at said pit or beyond the groove 6, also can stretch in pit or the groove 6.
As shown in Figure 2; Substrate 1, the work wing 2 are identical elastic metallic material with bayonet unit 3; Like niti-shaped memorial alloy, Ni-Ti-based shape memory alloy, titanium-base alloy, cochrome or rustless steel; And one machine-shaping, processing mode can adopt metal casting, metal powder injection molding, line cutting laser engraving or laser cutting method etc.
Embodiment 7,8,9,10,11:
Embodiment 7 is preferred embodiment shown in Fig. 4-a, compare with embodiment 1, and the width of its bayonet unit 3 equals the width of the work wing 2.Embodiment 8 compares with embodiment 4 shown in Fig. 4-b, and the width of its bayonet unit 3 equals the width of the work wing 2.Embodiment 9 compares with embodiment 6 shown in Fig. 4-c, and the width of its bayonet unit 3 equals the width of the work wing 2.Embodiment 10 is shown in Fig. 4-d; Compare with embodiment 5; Its width along the bayonet unit 3 on the work wing 2 furrow banks 23 of groove axis one side equals the width of the work wing 2, and the width of the bayonet unit 3 on the work wing 2 furrow banks 23 of opposite side is less than the width of the work wing 2.Embodiment 11 compares with embodiment 1 shown in Fig. 4-e, and locker 3 width of a job on the wing 2 equal the width of the work wing 2; Locker 3 width on another work wing 2 are less than the width of the work wing 2, and this locker 3 is arranged on the centre position on furrow bank 23 tops of the work wing 2.
Embodiment 12,13:
Embodiment 12 is shown in Fig. 5-a; Compare with embodiment 1, it comprises 3, two bayonet units of 4 bayonet units 3 is one group; Two groups of bayonet units 3 are separately positioned on the two work wings 2 on furrow bank 23 tops of groove axis homonymy, each bayonet unit 3 width less than 1/2 of the work wing 2 width.Embodiment 13 is shown in Fig. 5-b; Compare with embodiment 5; On the furrow bank 23 that adheres to two work wings 2 separately of groove axis one side, one group of bayonet unit 3 is set all; Every group comprises 2 bayonet units 3, and a bayonet unit 3 only is set respectively on the furrow bank 23 of opposite side, each bayonet unit 3 width less than 1/2 of the work wing 2 width.
Should be pointed out that the above specific embodiment can make those skilled in the art more fully understand this utility model and create, create but limit this utility model never in any form.Therefore; Although creating this utility model with reference to accompanying drawing and embodiment, this description carried out detailed explanation,, those skilled in the art are to be understood that; Still can create this utility model and make amendment or be equal to replacement; In a word, all do not break away from the spirit of this utility model creation and the technical scheme and the improvement thereof of scope, and it all should be encompassed in this utility model and create in the middle of the protection domain of patent.

Claims (14)

1. self-locking bracket that has Elastic buckle; Comprise a substrate, and one or more work wings that are arranged on said substrate one side, the said work wing is the symmetrical structure or the near symmetrical structure of middle part double fins that one groove is set; The groove of all said work wings is on a groove axis; It is characterized in that: it also comprises one or more bayonet unit, and said bayonet unit is arranged on the furrow bank of said groove, and said bayonet unit is for comprising stiff end and free-ended rubber-like laminated structure; Said stiff end and said furrow bank are one, and said free end extends to the bottom of trench direction or the offside furrow bank of said groove; Furrow bank under the said stiff end is provided with pit or the groove that caves inward.
2. a kind of self-locking bracket that has Elastic buckle as claimed in claim 1 is characterized in that: said furrow bank comprises the cambered surface that vertical plane and vertical plane top are connected with the said work wing, and said bayonet unit is arranged on said cambered surface and/or vertical plane top.
3. according to claim 1 or claim 2 a kind of self-locking bracket that has Elastic buckle is characterized in that: said free-ended end is provided with the fin that extends to said pit or groove direction.
4. a kind of self-locking bracket that has Elastic buckle as claimed in claim 3, it is characterized in that: said fin is arranged on outside said pit or the groove, or stretches within said pit or the groove.
5. like claim 1 or 2 or 4 described a kind of self-locking brackets that have Elastic buckle, it is characterized in that: said substrate, the work wing are identical with the bayonet unit material and one-body molded, and are elastic metallic material.
6. a kind of self-locking bracket that has Elastic buckle as claimed in claim 5, it is characterized in that: said elastic metallic material comprises niti-shaped memorial alloy, Ni-Ti-based shape memory alloy, titanium-base alloy, cochrome or rustless steel.
7. a kind of self-locking bracket that has Elastic buckle as claimed in claim 5; It is characterized in that: said bayonet unit is more than two; And its width is identical, all is less than or equal to the width of the said work wing, and said bayonet unit is separately positioned on the furrow bank of the different operating wing of said groove axis homonymy; Or be arranged on symmetrically on the furrow bank of the said groove axis both sides different operating wing, or respectively asymmetric being arranged on the furrow bank of the said groove axis both sides different operating wing.
8. a kind of self-locking bracket that has Elastic buckle as claimed in claim 5, it is characterized in that: said bayonet unit is more than two, and its width is different, and width equals the wide buckle that is of the said work wing, and width is narrow buckle less than the said work wing; Said wide buckle is arranged on the furrow bank of the different operating wing of said groove axis one side, and said narrow buckle is arranged on the furrow bank of the different operating wing of said groove axis opposite side; Or wide buckle and narrow buckle be set respectively on the furrow bank of the different operating wing of the homonymy of said groove axis.
9. a kind of self-locking bracket that has Elastic buckle as claimed in claim 5; It is characterized in that: said bayonet unit is more than two; And its width is a dual-mouth less than 1/2, two said bayonet unit of the said work wing, and a said bayonet unit is that single deck tape-recorder is buckled; The said pair of buckle is arranged on the furrow bank of the different operating wing of said groove axis one side; Or the said pair of buckle be arranged on the furrow bank of the different operating wing of said groove axis one side, and said single deck tape-recorder is buckled on the furrow bank of the different operating wing that is arranged on said groove axis opposite side; Or wide buckle and narrow buckle be set respectively on the furrow bank of the different operating wing of the homonymy of said groove axis.
10. a kind of self-locking bracket that has Elastic buckle as claimed in claim 8 is characterized in that: common corresponding pit of two said bayonet units or groove.
11. like the described a kind of self-locking bracket that has Elastic buckle of one of claim 7~10, it is characterized in that: said elastic metallic material comprises niti-shaped memorial alloy, Ni-Ti-based shape memory alloy, titanium-base alloy, cochrome or rustless steel.
12. like the described a kind of self-locking bracket that has Elastic buckle of one of claim 7~10; It is characterized in that: when having only on the said work wing when on the lateral sulcus wall bayonet unit being set, the arch wire inlet is formed jointly at the top of the upper surface of said bayonet unit and opposite side furrow bank; When all bayonet unit being set on the furrow bank of the both sides of a said work wing, the upper surface of two said bayonet units forms the arch wire inlet jointly; Said arch wire inlet is structure wide outside and narrow inside.
13. a kind of self-locking bracket that has Elastic buckle as claimed in claim 12 is characterized in that: when said bayonet unit is not receiving under the external force state, the said arch wire inlet width at narrow place is 0.05 millimeter~0.40 millimeter.
14. a kind of self-locking bracket that has Elastic buckle as claimed in claim 12 is characterized in that: the common archwire slot that holds arch wire that forms of said bayonet unit and said groove.
CN2012200633975U 2012-02-23 2012-02-23 Self-locking bracket with elastic buckle Expired - Fee Related CN202458737U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102525670A (en) * 2012-02-23 2012-07-04 北京圣玛特科技有限公司 Self-ligating bracket with elastic buckle
CN110035709A (en) * 2016-09-21 2019-07-19 第一齿科正畸设计公司 Orthodontic brackets
CN110582248A (en) * 2017-05-02 2019-12-17 Tp 正牙公司 Orthodontic bracket with fixed tie tab

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102525670A (en) * 2012-02-23 2012-07-04 北京圣玛特科技有限公司 Self-ligating bracket with elastic buckle
CN102525670B (en) * 2012-02-23 2014-08-13 北京圣玛特科技有限公司 Self-ligating bracket with elastic buckle
CN110035709A (en) * 2016-09-21 2019-07-19 第一齿科正畸设计公司 Orthodontic brackets
CN110582248A (en) * 2017-05-02 2019-12-17 Tp 正牙公司 Orthodontic bracket with fixed tie tab
CN110582248B (en) * 2017-05-02 2021-09-03 Tp 正牙公司 Orthodontic bracket with fixed tie tab

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