CN201537143U - Self-locking bracket of square straight lock - Google Patents

Abstract

A self-locking bracket of a square straight lock belongs to a tooth correcting bracket. A groove (6) is arranged between a mesiogingival end wing (2) and a mesioincisal end wing (3) on a bracket bottom plate (1), and a groove (7) is arranged between a distogingival end wing (4) and a distoincisal end wing (5); a lockmaking stopper (8) is arranged between the mesiogingival end wing (2) and the distogingival end wing (4), and a lockmaking stopper (9) is arranged between the mesioincisal end wing (3) and the distoincisal end wing (5); the distogingival end wing (4) is provided with a temporary positioning identification (10); the mesiogingival end wing (2) is provided with a convex point lip directional torque mark (12) and a T-shaped draw hook (11); the mesioincisal end wing (3) is provided with a concave trench tongue directional torque mark (13); the right side wall of the mesioincisal end wing (3) is provided with a tooth position identification (16); lockmaking grooves (15) are arranged on the distogingival end wing (4) and the mesioincisal end wing (3); and the bottom of the lockmaking stopper (9) at incisal end is provided with a self-locking elastic hook (14). The self-locking bracket is a sliding and effective self-locking correcting bracket with low friction and gentle force, can decrease anchorage loss, with fast movement of teeth and less damage to periodontium, thus shortening the course of treatment and being suitable to tooth correction.

Description

Fang Zhisuo self-locking bracket

Technical field: this utility model relates to teeth orthodontic bracket, particularly a kind of Fang Zhi lock self-locking bracket.

Background technology: prior art has the following disadvantages for tradition side's silk bow bracket, traditional straight silk bow supporting groove, existing self-locking bracket: 1, tradition side's silk bow bracket shortcoming: bracket groove non-angular, three crooked need of sequence bend complex operation on arch wire.No locking device, traditional four wing ligation make the friction of bracket arch wire big, rescue early stage tooth and move difficulty.2, traditional straight silk bow supporting groove shortcoming: (1) Tip-Edge differential force bracket: arch wire range of activity in bracket is big, and tooth torque, rotation, inclination control are poor.(2) LF slip (MBT) bracket: the wing is many and shape is sharp, and mouthfeel is poor.(3) Z ₂The raw silk rings bow: no locking device, bracket and arch wire frictional force are big, and tooth moves difficulty.(4) transmission straight silk bow supporting groove: arch wire range of activity in the canine tooth bracket is big, and cetlin double arch wire is rescued canine tooth torque, rotary manipulation difficulty, and the bracket volume is excessive, and mouthfeel is poor.3, self-locking bracket: existing self-locking bracket is mainly the import bracket, costs an arm and a leg.Lock such as active self-locking bracket such as Quick, T3, Ovationr produces active pressure to arch wire, and frictional force is bigger, and the spring locking plate damages the back bracket and can not re-use.Passive-type bracket Damon3mx, prices such as VLP, Time2 are higher, rescue later stage control root difficulty.

Summary of the invention: the purpose of this utility model is to provide a kind of low friction, light power, slip, mini high efficacious prescriptions directly to lock the self-locking bracket, this bracket side of possessing silk bow bracket, the advantage of straight silk bow supporting groove and self-locking bracket, reduce anchorage consumption, tooth moves soon, periodontal tissue destroys few, the purpose that shortens the course of treatment.

Formation of the present utility model: by bracket base, the bracket wing, groove, from stopper, self-locking elastic force colludes, the lockmaking groove, drag hook, the salient point lip is to the torque sign, the chase tongue is to the torque sign, the tooth bit-identify is formed, on the bracket base the right have near in the gum end wing and near in cut the end wing, the left side have far away in the gum end wing and far away in cut the end wing, in near the gum end wing and near in cut that the end wing is middle a groove, in the distance the gum end wing and far away in groove is arranged in the middle of cutting the end wing, between the gum end wing and the middle gum end wing far away the lockmaking retaining is arranged near, cut near the end wing and far away in cut the lockmaking retaining arranged between the end wing, in the distance, on the gum end wing interim positioning mark is arranged, in near, the salient point lip is arranged to torque sign and T shape drag hook on the gum end wing, cut near on the end wing and the chase tongue is arranged to the torque sign, cut near on the end wing right side wall tooth bit-identify is arranged, in the distance the gum end wing and near in cut on the end wing lockmaking groove arranged, have self-locking elastic force to collude cutting end lockmaking retaining bottom.

Bracket base is netted or ditch shape structure.

Compared with the prior art, advantage of the present utility model: 1, self-locking device (colluding from stopper, self-locking elastic force) is arranged: collude with the lock of bracket wing knot by self-locking elastic force and to form self-lock switch, make and rescue arch wire and in groove, can be free to slide, have the advantage that the light power of self-locking bracket is slided, anchorage is difficult for forfeiture.

2, can conventional four wing ligation: help torsion of teeth, inclination, torque movements, the side's of having silk bow bracket be effectively controlled the moving advantage of tooth all directions.3, the canine tooth offset angle strengthens, and effectively prevents the canine tooth rotation, and torque degree and axial rake all embody on the bracket groove, avoid bending on arch wire three sequence bendings, shortens the other operating time of chair, and the arch wire with raw silk rings bow does not bend the advantage that bends less.

4, lateral incisor and bicuspid bottom thickens, and cooperates the increasing of canine tooth and first molar bracket offset angle, realizes that effectively first order bend needn't bend on the silk bow.5, the canine tooth drag hook is designed to "T"-shapedly, draws when mobile traction apron difficult drop-off so that canine tooth is done the place ahead or rear.6, except marking interim positioning mark at bracket wing centre section far away, also in bracket near, do on the gum guide vane and the tangential wing permanent " protruding " lip to torque and " recessed " tongue to the torque sign so that do lip to or the tongue bracket that elects during to torque movements identify.7, the axial rake and the anti-anglec of rotation are not designed in a lower incisor bracket design torque angle, the gum end of base plate with cut end and all be designed to oval so that lower incisor do lip to or tongue during to torque, bracket cut end and the gum end can exchange.8, the metal bracket back-plane design is netted, make at the bottom of the bracket thin, bonding firmly, the ceramic bracket back-plane design is the shape of falling the chase, increases bonding fastness.9, metal bracket single-blade width is designed to 0.4mm, and ceramic bracket single-blade width is designed to 0.7mm, makes this bracket possess the mini bracket of self-locking sliding function, and outward appearance is small and exquisite to possess good taste.10, bracket designs is a standard type, the labial root torque type, and the lingual root torque type, strong anchorage type satisfies variety classes patho-occlusion patient's demand, and strong anchorage type need be joined associating anchorage buccal tube.11, the bracket material can be metal or porcelain.12, carve on the side walls near between the bicuspid bracket wing and the base plate tooth position permanent identification sign as

Deng, labial teeth is easy to identify, can indicate without this.

13, in the upper jaw is far away the gum end wing and near in cut and hold on the wing, during lower jaw is near the gum end wing and far away in cut design lockmaking groove on the end wing, even self-locking elastic force has colluded damage, also can use ligation silk or ligation apron having on the bracket wing of lockmaking groove, make arch wire in bracket, still can keep freely-movable well by the lockmaking ligature type, realize that the sliding type of tooth moves.

Description of drawings: Fig. 1 is this utility model structural representation, and Fig. 2 is the sketch map of self-locking elastic force when colluding switch opens, and Fig. 3 is the sketch map of self-locking elastic force when colluding switch and closing, and Fig. 4 is a lockmaking ligation sketch map, and Fig. 5 is four wing ligation sketch maps.

1. bracket bases among the figure, 2. near in the gum end wing, cut the end wing in 3. near, 4. the gum end wing in far away is cut the end wing in 5. far away, 6. groove, 7. groove, 8. lockmaking retaining, 9. lockmaking retaining, 10. interim positioning mark, 11. drag hooks, 12. salient point lips are to the torque sign, 13. the chase tongue is to the torque sign, 14. self-locking elastic force collude, 15. lockmaking grooves, 16. the tooth bit-identify, 17. arch wires.

The specific embodiment: as shown in Figure 1, on the bracket base 1 the right have near in the gum end wing 2 and near in cut the end wing 3, the left side have far away in the gum end wing 4 and far away in cut the end wing 5, in near the gum end wing 2 and near in cut that the end wing 3 is middle a groove 6, in the distance the gum end wing 4 and far away in groove 7 is arranged in the middle of cutting the end wing 5, between the gum end wing 2 and the middle gum end wing 4 far away lockmaking retaining 8 is arranged near, cut near the end wing 3 and far away in cut lockmaking retaining 9 arranged between the end wing 5, interim positioning mark 10 is arranged on the gum end wing 4 in the distance, in near, the salient point lip is arranged to torque sign 12 and T shape drag hook 11 on the gum end wing 2, cut near on the end wing 3 and the chase tongue is arranged to torque sign 13, cut near on the end wing 3 right side walls tooth bit-identify 16 is arranged, in the distance the gum end wing 4 and near in cut on the end wing 3 lockmaking groove 15 arranged, keep off 9 bottoms and have self-locking elastic force to collude 14 cutting end lockmaking, bracket base 1 is netted or ditch shape structure.

Rescue early stage and can use self-locking joint, after arch wire is inserted supporting slot groove 6,7, stirring self-locking elastic force gently with probe colludes 14 and enters and close self-lock switch in the lockmaking grooves below the gum end wing 4 in far away, at this moment, arch wire is locked groove, owing to there is not the friction of ligation silk or ligation apron, arch wire can freely slide in groove, and tooth can easily move; Rescue the later stage and can adopt four wing ligature types, make tooth and precisely locate adjustment.During the replacing arch wire, gap between use probe insertion gum end lockmaking retaining 8 and self-locking elastic force collude 14, interior direction is extracted self-locking elastic force and is colluded 14 downwards, opens self-lock switch.

The advantage of this appliance side of receiving silk bow bracket, straight silk bow supporting groove, self-locking bracket, be designed to standard type, the labial root torque type, the lingual root torque type, strong four types of brackets of anchorage are fit to all kinds patho-occlusion patient, based on the bioocclusion six top mark standards of Andrews, collude from stopper, self-locking elastic force, the lockmaking groove is the key position of this appliance.The canine tooth offset angle is increased to 15 °, and lateral incisor and bicuspid bottom thickens and is this appliance key technology, can really realize whole course of treatment raw silk rings rescue, arch wire does not bend or bend less.

Appliance can use self-locking device early stage, reduces the friction between bracket, arch wire, the ligation silk, and tooth is moved soon, and periodontal tissue destroys few.Later stage can be adopted four wing ligature types, accurately adjusts the tooth position.The whole process of rescuing is used light power, makes reconstruction periodontal tissue easy, the effect after convenient maintenance is rescued, the time that shortens the course of treatment and keep curative effect.

Claims (2)

1. the self-locking bracket is directly locked by a side, by bracket base, the bracket wing, groove, from stopper, self-locking elastic force colludes, the lockmaking groove, drag hook, the salient point lip is to the torque sign, the chase tongue is to the torque sign, the tooth bit-identify is formed, it is characterized in that: bracket base (1) go up the right have near in the gum end wing (2) and near in cut and hold the wing (3), the left side have far away in the gum end wing (4) and far away in cut and hold the wing (5), in near the gum end wing (2) and near in cut and hold the wing (3) centre that groove (6) is arranged, in the distance the gum end wing (4) and far away in groove (7) is arranged in the middle of cutting the end wing (5), between the gum end wing (2) and the middle gum end wing (4) far away lockmaking retaining (8) is arranged near, cut near the end wing (3) and far away in cut and have lockmaking to keep off (9) between the end wing (5), interim positioning mark (10) is arranged on the gum end wing (4) in the distance, in near, the salient point lip is arranged to torque sign (12) and T shape drag hook (11) on the gum end wing (2), cut on the end wing (3) near and the chase tongue is arranged to torque sign (13), cut near on the end wing (3) right side wall tooth bit-identify (16) is arranged, in the distance the gum end wing (4) and near in cut on the end wing (3) lockmaking groove (15) arranged, have self-locking elastic force to collude (14) cutting end lockmaking retaining (9) bottom.

2. Fang Zhi lock self-locking bracket according to claim 1, it is characterized in that: bracket base (1) is netted or ditch shape structure.

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