CN210990828U

CN210990828U - Easy-torque ribbon arch orthodontic bracket system

Info

Publication number: CN210990828U
Application number: CN201921205288.0U
Authority: CN
Inventors: 梁甲兴
Original assignee: Fujian New Angle Dental Technology Development Co Ltd
Current assignee: Fujian New Angle Dental Technology Development Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-07-14
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to an easy moment banded bow orthodontic bracket system, including bottom plate and support groove body, support the groove body including holding in the palm the groove base and respectively from the ligature wing that holds in the palm groove base portion outward overhang to one side all around, hold in the palm groove base and ligature wing formula structure as an organic whole, hold in the palm the corner all around of groove base and be the fillet transition, the downside of ligature wing is the arc surface of last arch, and forms the smooth curved surface transition between the downside of ligature wing and the corresponding corner of holding in the palm the groove base, forms the arch wire groove between the upper and lower two rows of ligature wings, and the ligature wing of left and right both sides forms respectively wide mouthful. The ligation wings are directly and obliquely hung outwards from the four corners of the bracket base, so that the effective contact length of the arch wire groove and the band-shaped arch wire is shortened, and the band-shaped arch wire is more easily accommodated in the arch wire groove and is more easily ligated in place; the design of the upper arched surface of the lower side surface of the ligation wing and the design of the arc chamfer on the outer wall of the bracket body avoid the phenomenon that the ligation wire is jammed when sliding, and the difficulty of clinical ligation operation is reduced.

Description

Easy-torque ribbon arch orthodontic bracket system

Technical Field

The utility model relates to an orthodontic part technical field, concretely relates to just abnormal support groove system of banded bow of easy moment.

Background

In orthodontic treatment, a conventional fixed appliance includes a bracket, an orthodontic arch wire, a traction hook, etc., the bracket is cemented to a specific position on the surface of the dental crown, the arch wire penetrates through the bracket to connect the bracket, the bracket serves as a track for tooth movement and a carrier for applying external force, and the traction hook mounted on the arch wire is a main force application device.

The basic structure form of current just abnormal fixed unscrambler is traditional square wire bow unscrambler structure, and its common characteristics are:

1. the groove is designed into a transverse through groove with an opening facing the lip and cheek direction;

2. the cross section of the groove is a rectangle with the width narrower than the depth of the groove;

3. the longitudinal axis of the groove wing of the bracket is vertical to the horizontal plane of the groove.

The bracket of the traditional square wire arch appliance has the following defects:

1. the through groove ensures that the contact distance between the dental arch wire and the bracket groove is longer, the arch wire is not easy to be brought into the groove and tied in place, and the friction force is larger, thereby bringing inconvenience to the actual operation in the installation and adjustment process;

2. the groove design with the upper and lower width smaller than the depth ensures that the arch wire with the rectangular cross section can not fully exert the mechanical property of the arch wire in the tooth correction movement and can not meet the required rigidity in the front and back control of dentition needing the rigidity of the arch wire;

3. the design of the groove wing of the vertical groove makes it difficult for an operator to control the tightness degree of the ligature wire during ligature;

4. the expression of the traditional bracket to an orthodontic technology is realized only by a groove structure, and the performance of the appliance is limited.

Therefore, the inventor develops an orthodontic bracket (with the publication number of CN 206365936U) with an outward-extending variable structure, which has more advantages compared with the traditional bracket, but because the bracket body and the wing body are of an assembled structure, the wing cannot be integrally suspended outside the bracket body, only the tail end of the wing is protruded and suspended outside the bracket body, or the contact length between the archwire slot and the ribbon archwire is longer, the archwire is not easy to be brought into the archwire slot and ligated in place, and the friction force is larger, thereby bringing inconvenience to the actual operation in the installation and adjustment process. In addition, the lower side surfaces of the groove wings are not curved surfaces which are arched upwards, and the lower side surfaces of the groove wings and the outer walls of the bracket bodies at the lower sides of the groove wings are in vertical transition, so that the structure is not beneficial to smooth sliding and folding of ligature wires along the inner sides of the inclined wings at the same side and in the middle of the bracket, the ligature wires are easy to clamp during ligation, and the problems of high ligation difficulty and poor ligation quality are caused. In order to further solve the problems, the inventor provides further optimization and improvement on the orthodontic bracket with the variable-structure abduction suspension wings.

Disclosure of Invention

Based on the above problem, the utility model provides an easy moment ribbon bow orthodontic bracket system, it can let the ribbon arch wire be brought into the arch wire inslot more easily, and also the ligature targets in place more easily, is convenient for install and adjust, is favorable to improving the ligature quality and reduces the clinical ligature operation degree of difficulty.

The technical scheme of the utility model lies in: the utility model provides an easy moment banded bow orthodontic bracket system, includes the bottom plate and establishes the bracket body on the bottom plate, bracket body is including holding in the palm the groove basement and respectively from the ligature wing that holds in the palm oblique outward overhang in groove basement all around portion, hold in the palm groove basement and ligature wing formula structure as an organic whole, adopt the integral type structure, produce the dead angle easily when can avoiding xenogenous to assemble, appear the problem that the card went up when ligature wire slides, during the ligature, ligature wire can't slide automatically, smoothly and the tensioning draws in, causes the ligature quality poor and reduces the big scheduling problem of clinical ligature operation degree of difficulty. The corner all around of holding in the palm the groove base is the fillet transition, the downside of tie wing is the arc surface of encircleing, just form the smooth curved surface transition between the downside of tie wing and the corresponding corner of holding in the palm the groove base, form the archwire groove that is used for bringing in the banded arch wire between upper and lower two rows of tie wings, and the tie wing of left and right both sides forms respectively and widens the mouth.

Preferably, the tie wing tips are bent downwardly to form a buckle.

Preferably, one of the tie wings is provided with a positioning indication.

Preferably, the groove bottom of the archwire slot is provided with a designation.

Preferably, the archwire slot is wider than it is deep to receive a banded archwire with its wide face mating with the slot bottom of the archwire slot.

The beneficial effects of the utility model reside in that: the utility model discloses a with the direct slant of four corners whereabouts of holding in the palm the groove basement of ligature wing to having reduced the relative volume of holding in the palm the groove basement, two effective groove interval between the groove increase are favorable to strengthening the flexibility and the elasticity of arch wire, also shorten the effective contact length of arch wire groove and banded arch wire simultaneously, let banded arch wire be brought into the arch wire inslot more easily, also tighten more easily and tie to target in place, be convenient for installation and regulation, make banded arch torque express more easily. The utility model discloses still design into the withholding form through the tie wing, be about to tie wing downside design into the arch curved surface to carry out circular arc curved surface transition design with the tie wing downside rather than the outer wall of downside support cell body, when the ligature, the ligature silk can slide automatically, smoothly and the tensioning draws in, the problem that the card went up appears when solving the ligature silk and sliding, thereby is favorable to improving the ligature quality and reducing the clinical ligature operation degree of difficulty. With the series of structural changes, the whole volume of the bracket can be reduced, and the comfort level of the patient can be improved.

Drawings

Fig. 1 is a schematic perspective view of an easy-torque band-shaped orthodontic bracket system in an embodiment.

Fig. 2 is a schematic top view of an easy-torque band-shaped orthodontic bracket system in an embodiment.

Description of reference numerals: 1-bottom plate 2-bracket body 2.1-bracket base 2.2-left upper ligating wing 2.3-left lower ligating wing 2.4-right upper ligating wing 2.5-right lower ligating wing 2.6-fillet transition 2.7-arch curve 2.8-smooth curve transition 2.9-arch wire groove 3-positioning mark 4-label 5-bolt hole.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

As shown in fig. 1 and 2, the orthodontic bracket system of the ribbon bow with easy torque of the utility model comprises a base plate 1 and a bracket body 2 arranged on the base plate 1, the bracket body 2 comprises a bracket base 2.1 and four tie wings which are respectively and obliquely and outwards overhanging from four corners of the bracket base 2.1, the extension direction of the diagonal line along the bracket base 2.1 is outwards overhanging, as shown in fig. 1, the ends of the four tie wings are respectively bent downwards to form a buckling shape. As shown in fig. 2, a left upper tie wing 2.2, a left lower tie wing 2.3, a right upper tie wing 2.4, and a right lower tie wing 2.4, respectively. As shown in FIG. 1, the upper left tie wing 2.2 is provided with a positioning indicia 3.

As shown in fig. 1 and 2, the bracket base 2.1 and the four ligating wings are of an integrated structure, and the integrated structure can avoid the problems that dead corners are easily generated during variant assembly and the ligature wire is jammed during sliding, and during ligation, the ligature wire cannot automatically and smoothly slide and is tensioned and furled, so that the problems that the ligation quality is poor, the difficulty of clinical ligation operation is reduced, and the like are caused. The corner all around of holding in the palm groove basement 2.1 is fillet transition 2.6, the downside of four tie wings is the arc surface of upwarping, arch curved surface 2.7 promptly, just form mellow and smooth curved surface transition 2.8 between the corresponding corner of the downside of four tie wings and holding in the palm groove basement 2.1. When the ligature is carried out, the ligature wire can automatically and smoothly slide, be tensioned and furled, and solve the problem that the ligature wire is blocked when sliding, so that the ligature quality can be improved, and the difficulty of clinical ligature operation can be reduced.

As shown in fig. 1 and 2, an archwire slot 2.9 for receiving a band-like archwire is formed between the upper row of tie wings (upper left tie wing 2.2 and upper right tie wing 2.4) and the lower row of tie wings (lower left tie wing 2.3 and lower right tie wing 2.4), with reference numeral 4 being provided at the base of the archwire slot 2.9 as shown in fig. 1 and 2. The width of the arch wire groove is larger than the depth of the arch wire groove so as to accommodate the banded arch wire and ensure that the wide surface of the banded arch wire is matched with the groove bottom of the arch wire groove. The wide surface of the arch wire is attached to the bottom surface of the groove, so that automatic torque is easy to form.

As shown in fig. 1 and 2, a left side wide opening is formed between the upper left ligating wing 2.2 and the lower left ligating wing 2.3, a right side wide opening is formed between the upper right ligating wing 2.4 and the lower right ligating wing 2.4, so that the sliding contact length of the archwire slot main body and a banded archwire can be shortened, the friction force between the archwire and the slot is reduced, the space between adjacent bracket bodies is increased relatively, the archwire is enabled to be more easily accommodated in the archwire slot, and the clinical operation difficulty is greatly reduced.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and drawings, or directly or indirectly applied to other related technical fields, which are all included in the scope of the present invention.

Claims

1. The utility model provides an easy moment ribbon bow orthodontic bracket system, includes the bottom plate and establishes the support groove body on the bottom plate, its characterized in that: the bracket body comprises a bracket base and ligating wings which are respectively outwards cantilevered from the periphery of the bracket base in an inclined mode, the bracket base and the ligating wings are of an integrated structure, the peripheral corners of the bracket base are in fillet transition, the lower side surfaces of the ligating wings are arc surfaces which are arched upwards, smooth curved surface transition is formed between the lower side surfaces of the ligating wings and the corresponding corners of the bracket base, arch wire grooves for containing ribbon arch wires are formed between the upper row of ligating wings and the lower row of ligating wings, and the ligating wings on the left side and the right side are respectively formed into wide openings.

2. The easy torque ribbon arch orthodontic bracket system of claim 1, wherein: the tail ends of the ligation wings are bent downwards to form a buckling shape.

3. The easy torque ribbon arch orthodontic bracket system of claim 1, wherein: one of the tie wings is provided with a positioning mark.

4. The easy torque ribbon arch orthodontic bracket system of claim 1, wherein: and the bottom of the arch wire groove is provided with a mark.

5. The easy torque ribbon arch orthodontic bracket system of claim 1, wherein: the width of the arch wire groove is larger than the depth of the arch wire groove so as to accommodate the banded arch wire and ensure that the wide surface of the banded arch wire is matched with the groove bottom of the arch wire groove.