CN211674650U - Combined individual orthodontic positioner easy to disassemble bracket - Google Patents

Abstract

The utility model discloses a combined individual orthodontic positioner which is easy to remove a bracket, belonging to the field of medical appliances; the bracket comprises a supporting body, a connecting table, a bracket coating body and a bracket cover, wherein the supporting body is of a plate-shaped structure, the connecting table is arranged above the supporting body, and the bracket coating body is arranged on the connecting table; the rotation limiting double columns are clamped into gaps of bracket tie wings of the bracket; and demolding angles beta are arranged between the inner side surface of the first vertical block and the connecting vertical block and between the inner side surface of the second vertical block and the connecting vertical block. The structure designed by the utility model ensures that the bracket groove does not shift in the cladding body of the positioner, and can realize smooth demoulding and separation of the positioner and the bracket groove in the tongue and lip direction, thereby facilitating the operation of doctors and improving the bonding precision and the bonding efficiency; and the multi-tooth position combined structure ensures that the positioner is firmly attached to the teeth, and effectively guides the clinical bonding sequence.

Description

Combined individual orthodontic positioner easy to disassemble bracket

Technical Field

The utility model belongs to the technical field of medical instrument, specifically be an individualized just abnormal locator of combination formula that easily ask groove to demolish.

Background

In orthodontic treatment, the correct position of the bracket on the teeth of a patient is a key technology. During traditional just abnormal treatment, the doctor relies on clinical experience, directly pastes the support groove on the tooth surface through the naked eye, has not only taken a large amount of chair time, pastes the difficult assurance of the precision in support groove moreover, causes unexpected tooth to remove easily, has prolonged and has rescued the time, influences and finally corrects the effect, causes unnecessary doctor-patient contradiction.

With the development of digital orthodontic technology, a personalized bracket indirect bonding positioner appears in the orthodontic field. The general work flow is as follows: firstly, scanning the relation of malocclusion teeth of a patient by using a scanner to obtain a digital model, then marking the bonding position of a bracket on the digital model by using orthodontic software, designing an orthodontic positioner structure capable of bonding the bracket to a specified position, and finally processing a personalized orthodontic positioner by using a 3D printer for indirect bonding of a clinician. The personalized bracket indirect bonding positioner utilizes digital tooth arrangement and 3D printing technology, realizes accurate positioning of the bracket, greatly shortens the time beside a chair for directly bonding the bracket manually, and brings convenient operation for doctors.

Clinically, the existing bracket indirect bonding positioner can be divided into a single body type, an integral type and a free type in structure, and different structures have respective advantages and disadvantages. The single type structure is that a single positioner respectively corresponds to each tooth, the positioner is easy to remove from the tooth after being bonded, but the groove on the single positioner is not stably bonded with the dental socket of a patient, so that the positioning accuracy of the bracket on the tooth can be reduced; the integral structure positioner is stably and tightly attached to the dental socket, and although the bracket combination on each tooth can be assembled in place at one time, the positioner is difficult to remove and is long in operation time; the free type structure can freely combine the positioners according to clinical needs to realize segmented bonding and removal, but the structure still lacks necessary combination guide, and position shielding can be caused by disordered bonding sequence to cause that part of the positioners are not bonded.

SUMMERY OF THE UTILITY MODEL

In order to overcome a series of defects that present indirect bonding locator exists, the utility model provides an individualized just abnormal locator of combination formula and application method that easily ask the groove to demolish, its simple structure is convenient for bond the location and demolish, can promote to hold in the palm the groove and bond the precision, reduce the operation degree of difficulty, make things convenient for the quick accurate bonding of doctor to hold in the palm the groove.

The utility model provides an individualized just abnormal locator of combination formula that easily ask groove to demolish, include: the bracket comprises a bracket coating body, a supporting body and a connecting table, wherein the supporting body is of a plate-shaped structure, the connecting table is arranged above the supporting body, and the bracket coating body is arranged on the connecting table; the rotation limiting double columns are clamped into gaps of bracket tie wings of the bracket; and demolding angles beta are arranged between the inner side surface of the first vertical block and the connecting vertical block and between the inner side surface of the second vertical block and the connecting vertical block.

The distance between the two limiting inner buckle tips is equal to the near-far length W of the bracket.

The first vertical block is provided with an anti-sticking chamfer angle on the connecting edge on the outer side of the connecting position of the first inner buckle and the connecting edge and the angle on the outer side of the connecting position of the second inner buckle.

The draft angle β is: 1-10 degrees, the demoulding and separating directions of the bracket are as follows: from the back to the front direction.

The first vertical block, the second vertical block and the connecting vertical block form a U-shaped coating main body, and anti-skid grains are arranged on the inner wall surface of the connecting vertical block or the inner wall surface of the whole U-shaped coating main body.

The anti-skid texture is a high-low raised square structure, a bionic gecko toe structure or a salient point structure.

The middle parts of the inner walls of the first vertical block and the second vertical block are provided with limiting bodies, the limiting bodies are clamped into the bracket notches of the brackets but are not contacted with the bottom surfaces of the bracket notches, and the arc diameter of each limiting body is slightly larger than the width V of each bracket notch.

The spacing body is semicircle sphere structure, oval structure or oval formula runway structure, holds in the palm the circular arc diameter of spacing body and does: 0.58 mm-0.62 mm.

The limiting body is directly or through an inclined column arranged to the middle of the inner walls of the first vertical block and the second vertical block, the downward inclination angle alpha between the axis of the inclined column and the arrangement angle alpha between the first vertical block and the second vertical block is 95-120 degrees, and the bracket is arranged in the bracket cladding body from top to bottom.

The bracket and the bracket cladding body are fixed by bonding with soluble adhesive.

The beneficial effects of the utility model reside in that:

1. the structural design ensures that the bracket does not shift in the cladding body of the positioner, and can realize smooth demoulding and separation of the positioner and the bracket on the tongue and lip, thereby facilitating the operation of doctors and improving the bonding precision and the bonding efficiency.

2. The combined structure of multiple tooth positions ensures that the positioner is firmly attached to the teeth, and effectively guides the clinical bonding sequence.

3. The utility model discloses effectively promote and hold in the palm groove bonding precision and efficiency, satisfy clinical user demand, had positive popularization meaning.

Drawings

Fig. 1 is a schematic structural view of an embodiment 1 of a combined type personalized orthodontic locator easy for bracket dismantling and a bracket after assembly;

FIG. 2 is a schematic structural view of a bracket cladding body and a bracket after assembly in embodiment 1 of the present invention;

FIG. 3 is a schematic top view of a bracket cladding body and a bracket after assembly in embodiment 1 of the present invention;

fig. 4 is a schematic structural diagram of embodiment 1 of the present invention;

FIG. 5 is a schematic structural view of a middle bracket of the present invention;

fig. 6 is a front view of embodiment 1 of the present invention with an inclined column;

fig. 7 is a schematic structural view of a runway-shaped spacing synapse according to embodiment 1 of the present invention;

fig. 8 is a schematic structural view of the embodiment 1 of the present invention with four supporting bodies combined and the position limiting body hidden;

fig. 9 is a partial structural schematic view of a square structure with high and low protrusions according to embodiment 1 of the present invention;

fig. 10 is a schematic view of a partial structure of a bionic gecko toe structure in embodiment 1 of the present invention;

fig. 11 is a schematic view of a partial structure with a bump structure in embodiment 1 of the present invention;

fig. 12 is a schematic structural view in embodiment 2 of the present invention.

Wherein: 100-bracket cladding body, 200-supporting body, 400-bracket, 500-connecting table, 110-U-shaped cladding body, 111-first vertical block, 112-second vertical block, 113-connecting block, 130-rotation limiting double column, 140-limiting body, 140 a-inclined column, 140 b-runway-shaped limiting synapse, 150-anti-skidding texture, 160-anti-sticking connecting chamfer, 170-limiting inner buckle, 171-first inner buckle, 172-second inner buckle, 180-inner buckle outer chamfer, 210-socket groove, 220-tooth position digital mark, V-bracket groove width, 420-bracket groove, 30-bracket groove bottom surface, 440-bracket ligation wing gap, W-bracket near-far length, 460-bracket bottom plate, alpha-mounting lower inclination angle and beta-demoulding angle.

Detailed Description

As shown in fig. 1 to 5, embodiment 1 of the present invention includes: the bracket comprises a bracket coating body 100, 2-4 supporting bodies 200 and a connecting table 500, wherein the supporting bodies 200 are of plate-shaped structures, the connecting table 500 is arranged above the supporting bodies 200, and the bracket coating body 100 is arranged on the connecting table 500; the bracket cladding body 100 consists of a first inner buckle 171, a first vertical block 111, a connecting vertical block 113, a second vertical block 112 and a second inner buckle 172 which are sequentially connected, and the lower part of the inner wall of the connecting vertical block 113 is vertically provided with a rotation limiting double column 130; the rotation limiting double column 130 is clamped into the bracket tie wing gap 440 of the bracket 400, and is used for limiting the bracket 400 to rotate in the bracket cladding body 100 of the embodiment, so as to avoid influencing the positioning accuracy of the bracket 400;

the first vertical block 111, the second vertical block 112 and the connecting vertical block 113 form a U-shaped cladding main body 110, and the U-shaped cladding main body 110 is in a U shape with the opening direction of the cross section facing backwards; the direction of the inside of the U shape is inward of the first vertical block 111, the second vertical block 112, the connecting vertical block 113, the first inner buckle 171 and the second inner buckle 172, otherwise, the inside is outward, and the first inner buckle 171 and the second inner buckle 172 are both the limiting inner buckle 170 facing inward (center);

the limit inner buckle 170 is used for limiting the freedom degree of the bracket 400 moving in the front-back direction in the bracket cover 100 of the embodiment; the distance between the tips of the two limit inner buckles 170 (the first inner buckle 171 and the second inner buckle 172) is equal to the bracket near-far length W; in order to ensure the stable and easy separation of the bracket 400 after being inserted into the bracket of this embodiment, draft angles β are provided between the inner side surface of the first vertical block 111 and the connecting vertical block 113 of the bracket cover 100 and between the inner side surface of the second vertical block 112 and the connecting vertical block 113.

In the present embodiment, the bracket cover 100, the support body 200, and the connection platform 500 are integrally connected by 3D printing, and the material used for the bracket cover 100, the support body 200, and the connection platform 500 is photosensitive resin;

in this embodiment, the connecting edge outside the connecting position of the first vertical block 111 and the first inner buckle 171 and the connecting edge and corner outside the connecting position of the second vertical block 112 and the second inner buckle 172 are both provided with the anti-bonding chamfer 160, the anti-bonding chamfer 160 is arranged to prevent the excessive adhesive from overflowing, after the light curing treatment, the bracket and the cladding body are bonded by the excessive adhesive, and the anti-bonding chamfer 160 is mainly used for avoiding influencing the detachment between the embodiment and the bracket 400.

In this embodiment, all edges and corners of the support body 200 are rounded to avoid scratching soft tissue in the patient's mouth.

The draft angle β as shown in fig. 3 is: 1 degree to 10 degrees, namely the included angle between the inner side surfaces of the first vertical block 111 and the connecting vertical block 113 and the included angle between the inner side surfaces of the second vertical block 112 and the connecting vertical block 113 are both 91 degrees to 100 degrees; the setting of the draft angle β results in the entire U-shaped clad body 110 being narrow in the labial direction and wide in the lingual direction, so that the bracket 400 is easily demolded from the present embodiment; the width of the inner side surface of the connecting upright 113 is equal to the bracket proximal-distal length W to restrict the positional change of the bracket 400 in the left-right direction, and at the same time, the positional change of the bracket 400 in the up-down direction is restricted by the friction between the surfaces of both side walls in the gingival-wise direction of the present embodiment and the bracket 400 and the first upright 111 and the second upright 112.

The direction of the separation of the bracket 400 from the mold of the present embodiment is: the bracket cover 100 is released from the mold in the rearward-forward (i.e., lingual-labial) direction.

As shown in fig. 2 to 4, the middle parts of the inner walls of the first vertical block 111 and the second vertical block 112 are provided with the limiting body 140, the limiting body 140 is clamped in the bracket notch 420 of the bracket 400 but is not contacted with the bottom surface 430 of the bracket notch, and the arc diameter of the limiting body 140 is slightly larger than the width V of the bracket notch; the limiting body 140 has a semicircular spherical structure or an elliptical runway structure, wherein the circular runway structure is a runway-shaped limiting synapse 140b, and the limiting body 140 is mounted in a manner of being directly fixedly connected to the inner walls of the first vertical block 111 and the second vertical block 112 or being fixedly connected to the inner walls of the first vertical block 111 and the second vertical block 112 through an inclined column 140 a;

in the present embodiment, the arc diameter (height in the case of the elliptical raceway structure) of the stopper body 140 is: 0.58 mm-0.62 mm.

As shown in fig. 6, the inclined column 140a and the first vertical block 111 and the second vertical block 112 have a downward inclination, and the installation downward inclination angle α between the axis of the inclined column 140a and the first vertical block 111 and the second vertical block 112 is 95-120 °; the inclined downward structure design is beneficial to smoothly embedding the bracket 400 into the bracket cladding body 100 from the top to the bottom, and the friction force between the limiting body 140 and the bracket notch 420 is used for limiting the gingival-jaw displacement of the bracket 400 in the bracket cladding body 100 of the embodiment, so that the positioning accuracy of the bracket 400 is prevented from being influenced; the length and mounting position of the inclined post 140a are such that the spacing body 140 can be engaged in the bracket slot 420 of the bracket 400;

it should be additionally noted that, in practical design, the inclined column 140a and the limiting body 140 may be integrated into a whole, and the edge of the integrated structure is chamfered or polished to form an elliptical structure, so as to ensure that the installation operation can be completed more smoothly.

As shown in fig. 7, the runway-shaped spacing synapse 140b is fully engaged in the bracket slot 420 along the length direction thereof, so as to enhance the friction between the bracket cover 100 and the bracket slot 420; meanwhile, the length of the runway-shaped limiting synapse 140b is ensured so that the limiting body 140 does not contact with the bottom surface 430 of the bracket slot, thereby not blocking the bracket 400 from being embedded into the bracket cover 100.

As shown in fig. 8, 2-4 supporting bodies 200 are integrally and fixedly connected by sides, and the number of the connecting table 500 and the bracket cover 100 corresponds to the number of the supporting bodies 200; the positions of the molded support body 200, the connecting table 500 and the bracket cover body 100 are matched with the tooth form of each patient, and meanwhile, a socket 210 which is attached to the teeth of the patient is designed on the support body 200; on one hand, the sockets 210 on the support 200 make the embodiment fit with the teeth of the patient more firmly, so that the bonding precision and the bonding efficiency are improved; on the other hand, through the combination of 2-4 tooth positions, effective guide is provided for clinical bonding, and the situation that partial embodiment cannot be bonded due to position shielding caused by disordered bonding sequence is avoided;

in this embodiment, the upper edge of the inner side of the U-shaped cladding body 110 is provided with an inside-out chamfer 180 to facilitate the smooth insertion of the bracket 400 into this embodiment from above.

In this embodiment, the upper surface of the support body 200 is further provided with a digital dental position mark 220, which is convenient for a doctor to bond brackets 400 of different dental positions when in use.

As shown in fig. 9 to 11, an anti-slip texture 150 is provided on the inner wall surface of the connecting vertical block 113 or the inner wall surface of the entire U-shaped cladding body 110 (the first vertical block 111, the second vertical block 112, and the connecting vertical block 113), and after assembly and during transportation, the surface of the bracket 400 is always attached to the inner wall surface of the connecting vertical block 113 or the anti-slip texture 150; the anti-slip texture 150 is a high-low raised square structure, a bionic gecko toe structure, a salient point structure and the like, the friction force between the inner wall surface 110 of the inner buckle U-shaped and the surface of the bracket 400 is increased due to the anti-slip texture 150, the bracket 400 is prevented from moving in the transportation process, and the positioning precision of the bracket 400 is prevented from being influenced;

the high and low protruding square structure shown in fig. 9 is uniformly arranged inside the first vertical block 111, the second vertical block 112 and the connecting vertical block 113, wherein the positions of the first vertical block 111 and the second vertical block 112 are near the root position connected with the connecting vertical block 113 due to the existence of the draft angle β.

The bionic gecko toe structure shown in fig. 10 is disposed on the inner side of the whole U-shaped cladding main body 110, wherein the bionic gecko toe structures disposed on the inner sides of the first vertical block 111, the second vertical block 112 and the connecting vertical block 113 have independent patterns to ensure that sufficient surface friction can be added to all directions of the bracket 400;

the bump structures shown in fig. 11 are uniformly disposed on the inner side of the U-shaped cladding main body 110.

The utility model discloses embodiment 1's application method specifically does:

prior to use: firstly, scanning the relation of malocclusion teeth of a patient by using a scanner to obtain a digital model, then marking the bonding position of the bracket 400 on the digital model by using orthodontic software, designing an orthodontic embodiment structure capable of bonding the bracket 400 to a specified position, and finally processing a personalized orthodontic embodiment by using a 3D printer for indirect bonding by a clinician.

Inserting the bracket 400 into the bracket cover 100:

firstly, the position of the bracket 400 is adjusted to enable the gap 440 of the bracket tie wing to face downwards, and the direction of the bracket near-far middle length W (left-right) of the bracket 400 is ensured to be parallel to the rotation limiting double-column 130 at the moment;

then, from the top down, the bracket 400 is assembled into the bracket inclusion 100 of the present embodiment,

since the minimum width between the first vertical block 111 and the second vertical block 112 (the width between the anti-slip textures 150 on both sides where the anti-slip textures 150 are provided) is equal to the bracket mesial-distal length W, the movement of the position of the bracket 400 in the left-right (buccal side and lingual side) direction is restricted, and the movement of the position of the bracket 400 in the up-down (gingival-maxillo) direction is restricted by the mutual friction between the stopper body 140 and the bracket notch 420.

(II) bonding bracket 400 to the tooth surface:

acid etching washes the tooth surface, dries the tooth surface and insulates moisture, paints a proper amount of light-cured resin adhesive on the back surface of the bracket bottom plate 460, according to the sequence of the front tooth and the back tooth, the socket 210 on the support body 200 of the embodiment is jointed with the teeth of the patient, the embodiment is pressed obliquely in the direction which forms an included angle of 45 degrees with the front-back direction and the up-down direction, so that the bracket 400 is completely jointed with the labial surface of the teeth, then the overflowed adhesive is scraped, the embodiment is continuously pressed, and the light-cured operation is carried out for 20-30 seconds in the gum direction.

(III) demolding and detaching the bracket 400 from the embodiment:

because the width of the inner side wall surface of the connecting vertical block 113 (the minimum width between the anti-slip textures 150 on both sides if the anti-slip textures 150 are provided) is equal to the length W of the near middle and the far middle of the bracket, and the surface of the bracket 400 is attached to the connecting vertical block 113 of the bracket coating body 100, when the demoulding is removed, the connecting vertical block needs to be shaken from back to front (i.e. from tongue to lip), and the demoulding removal of the bracket 400 and the embodiment is realized by using a predesigned demoulding angle beta; because the draft angle β of 1 ° to 10 ° exists, the inside of the U-shaped covering body 110 is narrow in the front (lip) direction and wide in the rear (tongue) direction, and thus the present embodiment can be easily detached from the bracket 400 after a simple shaking.

As shown in fig. 9, the embodiment 2 of the present invention is similar to the embodiment 1 in the non-described portions, and the embodiment 2 is not provided with the stopper 140, and the bracket 400 is fixed to the bracket cover 100 by bonding with a soluble adhesive;

the preparation method of the used soluble adhesive is to mix viscous macromolecules and a harmless solvent, and keep the temperature at 60-100 ℃ for 5-25 minutes, wherein the mixing ratio of the viscous macromolecules to the harmless solvent is as follows: (0.5 g-3 g): (1 ml-6 ml); the soluble adhesive is easily soluble in a removing solvent at normal temperature.

The utility model discloses embodiment 2's application method specifically is:

prior to use: firstly, scanning the relation of malocclusion teeth of a patient by using a scanner to obtain a digital model, then marking the bonding position of the bracket 400 on the digital model by using orthodontic software, designing an orthodontic embodiment structure capable of bonding the bracket 400 to a specified position, and finally processing a personalized orthodontic embodiment by using a 3D printer for indirect bonding by a clinician.

Inserting the bracket 400 into the bracket cover 100:

firstly, coating a layer of soluble adhesive on the surfaces of the first vertical block 111, the second vertical block 112 and the connecting vertical block 113 in the direction of the inside of the U-shaped cladding main body 110, adjusting the position of the bracket 400 to enable the bracket tie wing gap 440 to face downwards, and ensuring that the direction of the bracket near-far middle length W (left-right) of the bracket 400 is parallel to the rotation limiting double column 130 at the moment;

then, from the top down, the bracket 400 is assembled into the bracket inclusion 100 of the present embodiment,

since the minimum width between the first and second blocks 111 and 112 (the width between the anti-slip textures 150 on both sides where the anti-slip textures 150 are provided) is equal to the bracket mesial-distal length W, the bracket 400 is restricted from moving in the left-right (buccal side and lingual side) direction. Meanwhile, since the surfaces of the first vertical block 111, the second vertical block 112, and the connecting vertical block 113 are in contact with the surface of the bracket 400, the soluble adhesive retains the bracket cover 100 of the present embodiment and the bracket 400, and restricts the position movement of the bracket 400 in the up-down (gingival-maxillo) direction.

(II) bonding bracket 400 to the tooth surface:

acid etching washes the tooth surface, dries the tooth surface and insulates moisture, paints a proper amount of light-cured resin adhesive on the back surface of the bracket bottom plate 460, according to the sequence of the front tooth and the back tooth, the socket 210 on the support body 200 of the embodiment is jointed with the teeth of the patient, the embodiment is pressed obliquely in the direction which forms an included angle of 45 degrees with the front-back direction and the up-down direction, so that the bracket 400 is completely jointed with the labial surface of the teeth, then the overflowed adhesive is scraped, the embodiment is continuously pressed, and the light-cured operation is carried out for 20-30 seconds in the gum direction.

(III) detaching the bracket 400 from the present embodiment:

because the width of the inner side wall surface of the connecting vertical block 113 (the minimum width between the anti-slip textures 150 on both sides if the anti-slip textures 150 are arranged) is equal to the near-far length W of the bracket, and the surface of the bracket 400 and the bracket coating body 100 are retained by the soluble adhesive, when the bracket is removed, the gap between the bracket 400 and the bracket coating body 100 needs to be washed by clear water firstly, so that the soluble adhesive is hydrolyzed, and meanwhile, the bracket is shaken from back to front (i.e. from tongue to lip) while the bracket is removed, so that the separation and the removal of the bracket 400 are realized; because the dissolvable adhesive is hydrolyzed and deactivated, the interior of the U-shaped clad body 110 is narrow in the anterior (labial) direction and wide in the posterior (lingual) direction, and thus the embodiment of the present market can be easily detached from the bracket 400 after a simple shaking.

The directions of "front", "back", "left", "right", "upper" and "lower" used in the above description of the embodiments are only used to illustrate the technical solution of the present invention, and are not limited thereto; the two directions of front and back can be replaced by lip direction and tongue direction, while the directions of left, right, up and down are changed or replaced by the directions of near, far, gum and jaw according to the actual use position. Although the present invention has been described in detail with reference to the embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. A modular, personalized orthodontic locator for easy bracket removal, comprising: the bracket comprises a bracket coating body (100), a supporting body (200) and a connecting table (500), wherein the supporting body (200) is of a plate-shaped structure, the connecting table (500) is arranged above the supporting body (200), and the bracket coating body (100) is arranged on the connecting table (500), and is characterized in that the bracket coating body (100) consists of a first inner buckle (171), a first vertical block (111), a connecting vertical block (113), a second vertical block (112) and a second inner buckle (172) which are sequentially connected, and a rotation limiting double column (130) is vertically arranged at the lower part of the inner wall of the connecting vertical block (113); the rotation limiting double column (130) is clamped into a bracket tie wing gap (440) of the bracket (400); draft angles beta are arranged between the inner side surface of the first vertical block (111) and the inner side surface of the second vertical block (112) and the connecting vertical block (113).

2. The combination customized orthodontic aligner for easy bracket removal of claim 1, wherein the first internal buckle (171) and the second internal buckle (172) are limiting internal buckles (170), and the distance between the tips of the two limiting internal buckles (170) is equal to the bracket near-far length W.

3. The modular personalized orthodontic locator with easy bracket detachment as claimed in claim 1, wherein the connecting edge outside the connection of the first vertical block (111) and the first inner buckle (171) and the connecting edge and corner outside the connection of the second vertical block (112) and the second inner buckle (172) are provided with anti-adhesion chamfers (160).

4. The modular personalized orthodontic locator for easy bracket removal of claim 1, wherein the draft angle β is: 1-10 DEG, and the demoulding and separating directions of the bracket (400) are as follows: from the back to the front direction.

5. The combined type personalized orthodontic locator easy for bracket detachment as claimed in claim 1, wherein the first vertical block (111), the second vertical block (112) and the connecting vertical block (113) form a U-shaped cladding body (110), and the inner wall surface of the connecting vertical block (113) or the inner wall surface of the whole U-shaped cladding body (110) is provided with anti-skid textures (150).

6. The combination customized orthodontic locator of claim 5 wherein the non-slip texture (150) is a raised and lowered square structure, a bionic gecko toe structure or a bump structure.

7. The combination type personalized orthodontic locator easy for bracket removal as claimed in claim 1, wherein the middle of the inner wall of the first vertical block (111) and the second vertical block (112) is provided with a limiting body (140), the limiting body (140) is clamped into the bracket notch (420) of the bracket (400) but is not contacted with the bottom surface (430) of the bracket notch, and the arc diameter of the limiting body (140) is slightly larger than the width V of the bracket notch.

8. The combined personalized orthodontic locator easy to bracket remove as claimed in claim 7, wherein the limiting body (140) is of a semi-sphere structure, an ellipse structure or an elliptical runway structure, and the arc diameter of the limiting body (140) is as follows: 0.58 mm-0.62 mm.

9. The combined type personalized orthodontic locator easy for bracket detachment as claimed in claim 7, wherein the limiting body (140) is mounted to the middle of the inner walls of the first vertical block (111) and the second vertical block (112) directly or through an inclined column (140 a), the mounting downward inclination angle α between the axis of the inclined column (140 a) and the first vertical block (111) and the second vertical block (112) is 95-120 °, and the bracket (400) is mounted into the bracket coating body (100) from top to bottom.

10. The modular personalized orthodontic locator for easy bracket removal of claim 1, wherein the mounting relationship of the bracket (400) and bracket clad (100) is fixation using soluble adhesive bonding.

Images