CN211583591U - Correcting device for lock - Google Patents

Correcting device for lock Download PDF

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Publication number
CN211583591U
CN211583591U CN201920793193.9U CN201920793193U CN211583591U CN 211583591 U CN211583591 U CN 211583591U CN 201920793193 U CN201920793193 U CN 201920793193U CN 211583591 U CN211583591 U CN 211583591U
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China
Prior art keywords
lock
free
teeth
arm
tooth
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Expired - Fee Related
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CN201920793193.9U
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Chinese (zh)
Inventor
周彦秋
李巍然
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Peking University School of Stomatology
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Peking University School of Stomatology
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Priority to CN201920793193.9U priority Critical patent/CN211583591U/en
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Abstract

The utility model relates to a be used for lock
Figure DDA0002077481820000011
The orthotic device of (1), comprising: a first ring for engaging with the lock
Figure DDA0002077481820000012
On adjacent teeth; a second ring for engaging over the non-lock
Figure DDA0002077481820000013
On the lateral molars; a connecting member for connecting the first strap ring and the second strap ring; free trailing arms on locks
Figure DDA0002077481820000014
Palatal or buccal side of tooth, connected to the first collar and to the lock
Figure DDA0002077481820000015
The arrangement directions of the teeth are parallel; a towing hook mounted on the free towing arm and located on the lock
Figure DDA0002077481820000016
The tooth is far away from the crown and faces to the direction of the gum, and the tooth can be pulled by a pulling apron connected with the tooth
Figure DDA0002077481820000017
A tooth. The utility model is used for lock
Figure DDA0002077481820000018
The orthodontic device can provide mesial, buccolingual and vertical impression forces to mesially displaced teeth, facilitating locking
Figure DDA0002077481820000019
The teeth are forced into the dentition as soon as possible around the contact point interference.

Description

Correcting device for lock
Technical Field
The utility model belongs to orthodontic appliance field, concretely relates to be used for lock
Figure BDA0002077481800000012
Correction device of, applicable to, posterior tooth lock
Figure BDA0002077481800000013
And (4) correcting.
Background
Back tooth lock
Figure BDA0002077481800000014
(
Figure BDA0002077481800000015
Is composed of 'teeth' and 'combination', is read as 'h', is a special character in oral medicine) is a common error in orthodontic clinical practice
Figure BDA0002077481800000016
Deformity, affecting periodontal dental health, is a definite causative factor in temporomandibular joint disease. Lock with a locking mechanism
Figure BDA0002077481800000017
I.e. the palatal side of the palatine palate of the upper posterior teeth is occluded with the buccal side of the buccal cusps of the lower posterior teeth, of the posterior teeth
Figure BDA0002077481800000018
The noodles are not in occlusal contact and cannot chew food. If the patient is not treated in time, the lock is under the action of the occlusal force and the natural eruption force of teeth
Figure BDA0002077481800000019
The teeth may undergo mesial displacement, extending vertically.
At present, clinical lock for incipient disease
Figure BDA00020774818000000110
With better correction, but for locks
Figure BDA00020774818000000111
The teeth can be corrected by tongue/palate arch appliance when mesial shift and overlength of teeth have occurred, and lock can be depressed for overlength
Figure BDA00020774818000000112
Simultaneous locking of teeth
Figure BDA00020774818000000113
Buccal or lingual horizontal component applied by the teeth; but if it is locked
Figure BDA00020774818000000114
When the tooth is shifted in the mesial direction and the contact point is interfered, the interference point needs to be removed first and then the lock needs to be corrected
Figure BDA00020774818000000115
(ii) a And locks that are too long vertically have appeared
Figure BDA00020774818000000116
The teeth can block the mistake
Figure BDA00020774818000000117
Buccal-lingual movement of teeth; lock with spring
Figure BDA00020774818000000118
When the number of teeth is more than 2 hours, and after the correction force is applied, the overlong free traction arm is easy to deform and support against the lock
Figure BDA00020774818000000119
Teeth, affecting the corrective effect.
SUMMERY OF THE UTILITY MODEL
In order to solve all or part of the problems, the invention aims to provide a lock
Figure BDA00020774818000000120
The orthodontic device can provide far-middle and vertical pressing force for teeth which are displaced in the near-middle, and is beneficial to locking
Figure BDA00020774818000000121
Bypassing the contact point to disturb and arrange into dentition; unlocking lock
Figure BDA00020774818000000122
Occlusion interference is beneficial to the movement of teeth in the buccal and lingual directions; increasing the stability of the free arm of the faucial pillar.
The utility model provides a lock
Figure BDA00020774818000000123
The orthotic device of (1), comprising: a first ring for engaging with the lock
Figure BDA00020774818000000124
On adjacent teeth; a second ring for engaging over the non-lock
Figure BDA00020774818000000125
On the lateral molars; a connecting member for connecting the first strap ring and the second strap ring; free trailing arm located at the lock
Figure BDA0002077481800000021
A palatal or buccal side of a tooth connected to the first band ring and to the lock
Figure BDA0002077481800000022
The arrangement directions of the teeth are parallel; a towing hook mounted on the gameFrom the trailing arm and on the lock
Figure BDA0002077481800000023
The tooth is far away from the crown and faces to the gum direction, and the tooth can be pulled by a pulling apron connected with the tooth
Figure BDA0002077481800000024
A tooth.
Further, the free distraction arm is positioned on the palatal side of the buccal teeth, and the free distraction arm and the lock are positioned
Figure BDA0002077481800000025
Horizontal spacing of teeth is 1/2-1 times of lock
Figure BDA0002077481800000026
Buccal lingual width; the traction hook is located on the lingual side of the free traction arm and can be connected to a buccal tube disposed on the buccal side of the cheek by a traction apron hooked to the traction hook.
Further, the device also comprises a reinforcing arm used for connecting the second belt ring and the free traction arm.
Further, the free traction arm is positioned on the buccal side of the lingual tooth, and the traction hook is positioned on the buccal side of the free traction arm and can be connected with a lingual button arranged on the lingual tooth lingual side through a traction leather ring hung on the traction hook.
Further, the dental appliance also comprises a flat guide which is connected with the connecting part and is arranged on the upper anterior tooth tongue side.
Further, the lock also comprises a connecting part which is connected with the connecting part and is arranged on the non-lock
Figure BDA0002077481800000027
Of the side
Figure BDA0002077481800000028
A pad.
Further, the tow hook is perpendicular to the free tow arm, wherein the length of the tow hook is 3-4 mm.
Furthermore, the traction hook is bent or welded on the free traction arm, round balls with the diameter larger than the section diameter of the free traction arm and the tail end of the traction hook are respectively welded at the tail end of the free traction arm and the tail end of the traction hook in a spot mode, the sections of the free traction arm and the traction hook are both round, the diameter of the free traction arm and the diameter of the traction hook are 1.0-1.2mm, and the diameter of the round balls is 1.2-1.5 mm.
Further, the draw hook is arranged at the arrangement position of the free draw arm and the lock
Figure BDA0002077481800000029
The arrangement positions of the teeth are corresponding.
Further, the connecting member is a bow substantially the same as the lingual side of the dental arch.
The utility model is used for lock
Figure BDA00020774818000000210
The first belt ring and the second belt ring are arranged on corresponding teeth to realize the fixation of the orthodontic device, and the first belt ring and the second belt ring are connected through the connecting part, so that the anchorage of the orthodontic device is increased to better offset the orthodontic force on the teeth of the sleeved lantern ring; by mounting the draw hook on a free draw arm and on the lock
Figure BDA00020774818000000211
The teeth are far away from the crown and face to the direction of the gum, so that the traction leather ring is locked
Figure BDA0002077481800000031
The tooth provides far-middle acting force while applying vertical pressing force, which is favorable for lock
Figure BDA0002077481800000032
The teeth get around the interference of the contact points and are arranged into the dentition as soon as possible, and the time required for correction is shortened. Lock with spring
Figure BDA0002077481800000033
When teeth are more than or equal to 2 pairs of time, the jaw space is utilized to arrange and connect the second belt ring and the free tractionThe reinforcing arm of the leading arm increases the stability of the free leading arm, so that the leading arm is not easy to deform after being loaded with correcting force, and is beneficial to applying the correcting force and locking
Figure BDA0002077481800000034
The movement of the teeth. Fixed type horizontal guide openable lock
Figure BDA0002077481800000035
Occlusion is realized, and occlusion interference during buccal and lingual movement is relieved. And simultaneously, the utility model discloses a be used for the lock
Figure BDA0002077481800000036
The correcting device has the characteristics of simple structure, easy manufacture, small uncomfortable feeling when being worn, safety and reliability, and is easy to lock the posterior teeth
Figure BDA0002077481800000037
The correction is effective, and the method is suitable for popularization and application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 shows a lock according to an embodiment of the present invention
Figure BDA0002077481800000038
A schematic view of the structure of the corrective device of (1) (tongue arch, for lower arch);
FIG. 2 shows a lock according to an embodiment of the present invention
Figure BDA0002077481800000039
Another schematic representation of the corrective device of (9) (faucial arch, for upper arch);
FIG. 3 is a schematic view of the orthotic device of FIG. 1 in use;
FIG. 4 is a first schematic view illustrating a first usage state of the orthotic device of FIG. 2;
fig. 5 is a schematic view illustrating a second usage state of the orthotic device shown in fig. 2.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 2, the lock for lock
Figure BDA00020774818000000310
The orthotic device 100 of (a), comprising: a first strap ring 1 for engaging with a lock
Figure BDA00020774818000000311
On teeth adjacent to the teeth, such as incisors and adjacent anterior teeth; a second belt ring 2 for being sleeved on a non-lock
Figure BDA00020774818000000312
On the lateral molars; a connecting part 3 for connecting the first strap ring 1 and the second strap ring 2; free trailing arm 4, located at the lock
Figure BDA0002077481800000041
A palatal or buccal side of a tooth connected to the first band and to the lock
Figure BDA0002077481800000042
The teeth are arranged in parallel. A towing hook 5 mounted on the free towing arm 4 and located on the lock
Figure BDA0002077481800000043
The tooth is far away from the crown and faces to the direction of the gum, and the tooth can be pulled by a pulling apron connected with the tooth
Figure BDA0002077481800000044
A tooth.
This exampleAfter the middle first belt ring and the second belt ring are sleeved on the corresponding teeth, the belt rings and the teeth can be fixed through the bonding material, and looseness in the using process is avoided. The second band may be fitted to the first molar or the second molar as the case may be, and when the user has only one molar, the second band is preferably fitted to this molar; arrangement position and lock of towing hook 5 on free towing arm 4
Figure BDA0002077481800000045
The teeth are arranged correspondingly, and the visual lock
Figure BDA0002077481800000046
The tooth mesial moving distance is arranged at a proper position of the clinical crown far away; lock with spring
Figure BDA0002077481800000047
When the number of teeth is multiple, a plurality of traction hooks 5 are arranged on the free traction arm 4 in sequence and the arrangement distance is equal to that of the lock
Figure BDA0002077481800000048
The arrangement intervals of the teeth correspond to each other, thus being beneficial to locking
Figure BDA0002077481800000049
Effective straightening of teeth. The connecting member 3 of the present embodiment is an arch-shaped member substantially similar to the tongue side of the dental arch, and since the connecting member 3 is disposed in the oral cavity, the arch-shaped structure design thereof does not affect the normal diet of the patient and does not scratch the oral cavity of the patient easily. The material of the orthotic device 100 of this embodiment is stainless steel, has both guaranteed orthotic device 100's support strength and is difficult for taking place the corrosion again.
The utility model realizes the fixation of the orthodontic device 100 by installing the first belt ring 1 and the second belt ring 2 on the corresponding teeth, and connecting the first belt ring 1 and the second belt ring 2 through the connecting part 3, thereby increasing the anchorage of the orthodontic device 100 to better offset the orthodontic force generated in the orthodontic process to the teeth sleeved with the first belt ring 1 and the second belt ring 2; by arranging the towing hook 5 on the free towing arm 4 to be located at the lock
Figure BDA00020774818000000410
The teeth are far away from the head of the patient and face the direction of the gum, so that the traction hook 5 is locked by the traction leather ring
Figure BDA00020774818000000411
Vertical pressing force is applied to press down overlong teeth, and the lock can be locked
Figure BDA00020774818000000412
The teeth applying a buccal or lingual horizontal component, particularly for locks in which mesial displacement has occurred
Figure BDA00020774818000000413
The towing hook with teeth welded at the far position can apply far-middle force to the towing hook, which is beneficial to lock
Figure BDA00020774818000000414
The tooth row is arranged as soon as possible by bypassing the interference of the contact point, thereby solving the problem that the nearly middle displaced tooth can not correct the lock while bypassing the interference of the contact point
Figure BDA00020774818000000415
To a problem of (a). The utility model is used for lock
Figure BDA00020774818000000416
The correcting device 100 has the characteristics of simple structure, easy manufacture, small uncomfortable feeling when being worn, safety and reliability, and is easy to lock the posterior teeth
Figure BDA00020774818000000417
The effective correction is convenient for implementation, popularization and application.
Lock with a locking mechanism
Figure BDA00020774818000000418
It is usually manifested as buccal or lingual displacement of posterior teeth, and if not treated in time, under the action of occlusal force and natural eruption force of teeth, the lock
Figure BDA00020774818000000419
The teeth will shift medially and elongate vertically. Lock of the embodiment
Figure BDA00020774818000000420
The orthodontic device 100 is suitable for use not only in the correction of buccal displacement but also in the correction of mesial displacement.
In one embodiment, in the case where the modified arch is used for correction of lower posterior teeth in a mesio-lingual displacement (see fig. 1 and 3), the free traction arm 4 is positioned on the buccal side of the lingual tooth, and the traction hook 5 is locked on the free traction arm 4
Figure BDA0002077481800000051
The tooth near the coronal part is connected with a free traction arm near the buccal side, the tail end of the traction hook faces the buccal side and the direction near the gum, one end of the traction leather ring is hung on the traction hook 5, and the traction leather ring is locked by a lock
Figure BDA0002077481800000052
Tooth
Figure BDA0002077481800000053
The other end of the face is hung on a lingual button 9 adhered to the lingual tooth and lingual side. In the embodiment, the free traction arm 4 is arranged on the buccal side of the lingual tooth, so that buccal force and vertical pressing force can be better applied to the lingual tooth, and effective correction of the tooth is facilitated. For lingual teeth which are displaced in the mesial direction, the traction hook positioned at the far-middle position of the center of the clinical crown can exert far-middle force on the teeth through the traction leather ring, thereby being beneficial to locking
Figure BDA0002077481800000054
The tooth row is arranged as soon as possible by bypassing the interference of the contact point, thereby solving the problem that the nearly middle displaced tooth can not correct the lock while bypassing the interference of the contact point
Figure BDA0002077481800000055
To a problem of (a).
In the same embodiment, the modified arch is used for correction of upper posterior teeth for buccal displacement (see fig. 2 and 4), paradontiaIs located on the palatine side of the buccally dislocated teeth from the traction arm 4, a traction hook 5 is mounted on the free traction arm, the tail end of the traction hook faces the direction of the palatine side close to the upper gum, one end of a traction leather ring is hung on the traction hook 5, and the traction leather ring is locked by a lock
Figure BDA0002077481800000056
The other end of the cheek tube is hung on the buccal side of the cheek-direction dislocation cheek tube 10 and ensures the free traction arm and the lock
Figure BDA0002077481800000057
Horizontal spacing of teeth is 1/2-1 times of lock
Figure BDA0002077481800000058
Buccally lingual width, vertically freeing the trailing arm at least with the lock
Figure BDA0002077481800000059
The gingival margin is flush and can properly move to the root with a proper distance from the mucous membrane. This embodiment is achieved by locating the lock
Figure BDA00020774818000000510
The traction hook on the palatal side applies palatal force and vertical pressing force to the buccally dislocated teeth, and is beneficial to effective correction of the teeth. In a preferred embodiment, the orthosis 100 further comprises a reinforcement arm 6 for connecting the second strap loop 2 and the free traction arm 4. This embodiment is through the strengthening arm 6 that sets up connection second belt ring 2 and free trailing arm 4, increases free trailing arm 4's stability, avoids a plurality of free trailing arms of pulling after the leather collar afterburning because the not enough buccal shift of rigidity supports to the palatal side of dislocating in the buccal direction, blocks dislocation palatal and moves to. The reinforcing arm 6 can also maintain the horizontal and vertical spacing between the free pulling arm 4 and the cheek-to-palate side, and keep the free pulling arm 4 locked
Figure BDA00020774818000000511
Effective application of dental traction. Prevent as the lock
Figure BDA00020774818000000512
The number of teeth is greater thanWhen 2 pairs of time is carried out, the strength of the free traction arm 4 is weakened due to overlong length, and the free traction arm 4 is easy to deform to lock after being subjected to traction force of a plurality of back teeth
Figure BDA00020774818000000513
The teeth being close to or even against the lock
Figure BDA00020774818000000514
On the teeth, the teeth are not moved, and this hinders the correction.
In a preferred embodiment, the towing hook 5 is perpendicular to the free towing arm 4, so that the towing leather collar 8 hung on the towing hook 5 is effectively prevented from falling off, the towing belt 8 is conveniently fixed by setting the length of the towing hook 5 to be 3-4mm, and the stimulation to the surrounding tissues is reduced as much as possible, and the towing leather collar 8 of the embodiment is a multi-finger chain-shaped rubber ring.
In this embodiment, draw hook 5 curved system or weld on free draw arm 4, guaranteed the joint strength between draw hook 5 and the free draw arm 4, the cross-section of free draw arm 4 and draw hook 5 is circular and its diameter is 1.0-1.2mm, this embodiment sets up the outer curved surface of free draw arm 4 and draw hook 5 into circular structure, effective protection oral cavity is not scratched, and free draw arm 4 and draw hook 5's diameter is bigger its intensity is bigger, non-deformable more in the use, the fracture, but the diameter is too big again be unfavorable for it to pass through the clearance between the tooth and influence user's comfort in use, consequently, set up free draw arm 4 and draw hook 5's diameter to 1.0-1.2mm, guaranteed free draw arm 4 and draw hook 5's intensity under the circumstances of guaranteeing user comfort in use. In this embodiment, the free towing arm 4 and the towing hook 5 are spot-welded with a ball having a diameter larger than the cross-sectional diameter thereof, so as to effectively reduce the stimulation to the surrounding tissue, and in this embodiment, the diameter of the ball is preferably 1.2-1.5 mm.
Back tooth lock
Figure BDA0002077481800000061
Is due to the upper and lower posterior teeth
Figure BDA0002077481800000062
The deep coverage of anterior teeth commonly occurring in patients with facial contact
Figure BDA0002077481800000063
Therefore, in one embodiment, the orthodontic device 100 further includes a flat guide 7 connected to the connecting member 3 and installed on the upper anterior palatal side, the flat guide 7 facilitating the posterior lock by separating the posterior teeth from the occlusal interference when moving on the bucco-lingual side
Figure BDA0002077481800000064
And (4) correcting. The flat conductive material of this embodiment is mostly resin.
Lock with rear teeth
Figure BDA0002077481800000065
Patients who do not have deep coverage of anterior teeth
Figure BDA0002077481800000066
To avoid occlusal interference of posterior teeth, in another embodiment, the orthotic device 100 may further comprise a non-locking mount
Figure BDA0002077481800000067
On the side teeth
Figure BDA0002077481800000068
Pads, by fitting over the teeth on the non-locking side
Figure BDA0002077481800000069
Cushion the upper and lower teeth to make the lock
Figure BDA00020774818000000610
Side disengagement and engagement, also beneficial to rear tooth lock
Figure BDA00020774818000000611
And (4) correcting. Of the present embodiment
Figure BDA00020774818000000612
The pad is also mostly made of resin.
Lock with a locking mechanism
Figure BDA00020774818000000613
When the process occurs, generally, the upper posterior buccal direction and the lower posterior lingual direction exist at the same time, so the modified tongue arch (figure 1) and the modified palate arch (figure 2) need to be used at the same time; and the traction leather ring hung between the upper posterior buccal tube and the lower posterior lingual lateral button is matched for interactive traction, thereby being beneficial to being locked
Figure BDA00020774818000000614
And adjusting the position of the teeth. However, the two devices can be used together or independently according to the condition of the patient.
If the upper and the rear teeth of the patient are normal, the lower and the rear teeth are displaced towards the tongue and/or nearly displaced and are accompanied by deep coverage of the front teeth
Figure BDA00020774818000000615
The locking knots are opened by fitting a flat guide on the palatal side of the upper anterior teeth, and the corrective device shown in fig. 1 is worn on the lower teeth and its use state diagram is shown in fig. 3.
If the upper and the rear teeth of the patient are normal, the lingual displacement and/or the proximal displacement of the lower and the rear teeth are not accompanied by deep coverage of the front teeth
Figure BDA00020774818000000616
By being unlocked
Figure BDA00020774818000000617
Side mounting
Figure BDA00020774818000000618
The pad unlocks the lock knot and wears the orthotic device of figure 1 on the lower teeth and its use in a state view, see figure 3.
If the patient's lower posterior teeth are normal, the buccal and/or mesial displacement of the upper posterior teeth is not accompanied by deep overlying anterior teeth
Figure BDA0002077481800000071
By being unlocked
Figure BDA0002077481800000072
The side-mounted bite block unlocks the lock knot and the orthotic device of figure 2 is worn on the upper teeth and in a state of use thereof, see figure 5.
If the patient's lower posterior teeth are normal, the upper posterior teeth are displaced buccally and/or proximally with deep overlying anterior teeth
Figure BDA0002077481800000073
The locking knot is opened by installing the flat guide on the upper anterior palate side, and the correcting device shown in fig. 2 is worn on the upper teeth and the using state diagram of the correcting device is shown in fig. 4.
The utility model is used for lock
Figure BDA0002077481800000074
The correcting device is not limited to the above embodiment, but is also applicable to other locks
Figure BDA0002077481800000075
The structures are not listed here.
The utility model is used for lock
Figure BDA0002077481800000076
The correcting device has the advantages of simple structure, easy manufacture, convenient installation, less discomfort after wearing, safety, reliability and easy lock for the posterior teeth
Figure BDA0002077481800000077
The correction is effective, and the method is suitable for popularization and application.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in interactive relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (10)

1. Lock for lock
Figure FDA0002077481790000011
The orthotic device of (a), comprising:
a first ring for engaging with the lock
Figure FDA0002077481790000012
On adjacent teeth;
a second ring for engaging over the non-lock
Figure FDA0002077481790000013
On the lateral molars;
a connecting member for connecting the first strap ring and the second strap ring;
free trailing arm located at the lock
Figure FDA0002077481790000014
A palatal or buccal side of a tooth connected to the first band and to the lock
Figure FDA0002077481790000015
The arrangement directions of the teeth are parallel;
a draw hook mounted on the free draw arm and located on the lock
Figure FDA0002077481790000016
The tooth is far away from the crown and faces to the gum direction, and the tooth can be pulled by a pulling apron connected with the tooth
Figure FDA0002077481790000017
A tooth.
2. The orthotic device of claim 1, wherein said free traction arm is positioned on a palatal side of a buccal tooth, said free traction arm and lock
Figure FDA0002077481790000018
Horizontal spacing of teeth is 1/2-1 times of lock
Figure FDA0002077481790000019
Buccal lingual width; the traction hook is located on the lingual side of the free traction arm and can be connected to a buccal tube disposed on the buccal side of the cheek by a traction apron hooked to the traction hook.
3. The orthotic device of claim 2, further comprising a reinforcement arm for connecting the second strap loop and a free traction arm.
4. The orthotic device of claim 1, wherein said free traction arms are positioned on a buccal side of a lingual tooth and said traction hook is positioned on a buccal side of said free traction arms and is adapted to be removably attached to a lingual button positioned on a lingual side of said lingual tooth by a traction loop attached to said traction hook.
5. The orthotic device of claim 3, further comprising a flat guide connected to said connecting member and mounted on the upper anterior lingual side.
6. An orthotic device according to claim 3 or 4, further comprising a link member connected to said linking member and mounted to said non-locking member
Figure FDA00020774817900000110
Of the side
Figure FDA00020774817900000111
A pad.
7. An orthotic device according to claim 2 or 4, wherein the towing hook is perpendicular to the free towing arm, wherein the length of the towing hook is 3-4 mm.
8. The orthosis according to claim 7 wherein said hook is bent or welded to said free extension arm and a ball having a diameter greater than the diameter of the cross-section of said free extension arm and said hook is spot welded to the ends of said free extension arm and said hook, wherein said free extension arm and said hook are circular in cross-section and have a diameter of 1.0 to 1.2mm and said ball has a diameter of 1.2 to 1.5 mm.
9. Orthotic device according to claim 3 or 4, in which the said towing hook engages the said lock in the said free towing arm arrangement position
Figure FDA0002077481790000021
The arrangement positions of the teeth are corresponding.
10. The orthotic device of claim 5, wherein said connecting member is an arch substantially identical to a lingual side of an arch.
CN201920793193.9U 2019-05-29 2019-05-29 Correcting device for lock Expired - Fee Related CN211583591U (en)

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