CN203138721U - Pressed film removable orthodontic appliance with double bent springs - Google Patents

Abstract

The utility model provides a detachable laminated double-curved spring orthodontic appliance, which comprises a laminated base, a double-curved spring and a self-setting plastic beam. All the maxillary teeth, the alveolar ridges where the teeth are missing, and most of the hard palate, the self-curing plastic beam is located on the laminated base between the first deciduous molars on both sides of the maxilla, and the hyperbolic spring is bonded to each opposite side. on the self-curing plastic beam at the corresponding position of the occlusal teeth. The orthodontic appliance of the utility model with detachable laminated double-curved spring has less foreign body sensation in the oral cavity when worn, secure position retention, good curative effect and short course of treatment.

Description

A film detachable additional double-curved spring orthodontic appliance

technical field

The utility model relates to the technical field of orthodontics, in particular to a pressure-membrane detachable additional hyperbolic spring orthodontic appliance.

Background technique

上颌反合牙斜面导板，其缺点是若患儿反覆盖大，导板就起不到作用；

下颌斜面导板，其缺点是如果下颌因多个牙龋坏、缺失、新萌出牙牙冠短等原因就会导致传统的下颌斜面导板固位不良，直接不利于矫治；

压舌板咬翘法，其缺点是主要适用于未完全萌出、未形成锁合的病例，而且对患儿的配合程度要求高；

上颌合垫式活动矫正器，其缺点是如果上颌因多个牙龋坏、缺失、新萌出牙牙冠短等原因就会导致传统的上颌合垫活动矫正器固位不良，弹簧的推力得不到有效的发挥；固定矫治器2×4技术，其缺点是如果上颌侧切牙未萌或初萌牙冠短、同时多个乳牙龋坏或缺失使得支抗基牙减少，就导致该技术更加复杂化，另外该技术椅边操作时间相对较长，对患儿的配合程度要求高。 At present, there are various methods for orthodontic treatment of individual permanent anterior crossbite in children during the replacement period. The main methods are:

The disadvantage of the inclined guide plate for maxillary crossbite teeth is that if the child has a large reverse coverage, the guide plate will not work;

The disadvantage of the mandibular slope guide is that if the mandibular teeth are carious, missing, or the crown of the newly erupted teeth is short, the traditional mandibular slope guide will be poorly retained, which is directly unfavorable for orthodontic treatment;

The disadvantage of the tongue depressor biting method is that it is mainly suitable for cases where the eruption has not been fully erupted and no closure has been formed, and it requires a high degree of cooperation from the child;

The disadvantage of maxillary occlusal movable orthotics is that if the upper jaw is carious, missing, or newly erupted teeth have short crowns, etc., the traditional maxillary occlusal movable orthotics will be poorly retained, and the thrust of the spring will not be obtained. effective play; The disadvantage of the fixed appliance 2×4 technique is that if the maxillary lateral incisors are not erupted or the crowns of the erupted teeth are short, and multiple deciduous teeth are carious or missing to reduce the anchorage abutments, the technique will be more complicated. The chairside operation takes a relatively long time and requires a high level of cooperation from the child.

Utility model content

Aiming at the above defects in the prior art, the utility model proposes a detachable laminated double-curved spring orthodontic appliance, which has little sensation of foreign body in the oral cavity when worn, stable retention, good curative effect and short course of treatment. The technical scheme that the utility model adopts is specifically realized like this:

The utility model provides a detachable laminated double-curved spring orthodontic appliance, which comprises a laminated base, a double-curved spring and a self-setting plastic beam. All the maxillary teeth, the alveolar ridges where the teeth are missing, and most of the hard palate, the self-curing plastic beam is located on the laminated base between the first deciduous molars on both sides of the maxilla, and the hyperbolic spring is bonded to each opposite side. on the self-curing plastic beam at the corresponding position of the occlusal teeth.

Preferably, the front-to-back width of the self-curing plastic beam is in the range of 1.2-1.5 cm, and the thickness is 1.5 mm.

Preferably, the double-curved spring is made of orthodontic stainless steel wire with a diameter of 0.5 mm.

The pressure-film detachable additional double-curved spring orthodontic appliance of the utility model has the advantages of less foreign body sensation in the oral cavity when worn, stable position retention, good curative effect, and short course of treatment.

Description of drawings

Fig. 1 is a schematic structural view of a detachable laminated double-curved spring orthodontic appliance according to the first embodiment of the present invention.

Detailed ways

In order to make the above-mentioned purposes, features and advantages of the present utility model more obvious and easy to understand, the specific implementation of the present utility model will be described in detail below in conjunction with the accompanying drawings, so that the above-mentioned and other purposes, features and advantages of the present utility model will be clearer . Like reference numerals designate like parts throughout the drawings. The drawings are not intentionally drawn to scale, and the emphasis is on illustrating the gist of the present invention.

Fig. 1 is a schematic structural view of a detachable laminated double-curved spring orthodontic appliance according to a specific embodiment of the utility model. An orthodontic appliance, which comprises a pressure film base 10, a hyperbolic spring 20 and a self-curing plastic beam 30, the pressure film base 10 covers all maxillary teeth, the alveolar ridge at the missing tooth and most of the hard palate except the crossbite, The self-curing plastic beam 30 is located on the laminate base between the first deciduous molars on both sides of the upper jaw, and the hyperbolic spring 20 is bonded to the self-curing plastic beam 30 at the corresponding position of each counterbite (note: one reverse tooth with a double-curved spring).

In the specific embodiment of the utility model, the front and rear width of the self-setting plastic beam 30 is in the range of 1.2-1.5cm, and the thickness is 1.5mm; the hyperbolic spring 20 adopts a diameter of 0.5mm for orthodontic stainless steel wire bending.

In the specific embodiment of the utility model, the pressure film base 10 covers all the maxillary teeth except the crossbite, the alveolar ridge of the missing tooth and most of the hard palate, and the pressure film base between the first deciduous molars on both sides of the upper jaw Make front and rear wide about 1.2-1.5cm, thick about 1.5mm crossbeam with self-curing plastics, hyperbolic spring 20 just is bonded on the crossbeam corresponding with each antibite, and crossbeam is conducive to hyperbolic spring 20 to apply. Stability during force.

The specific usage method of the pressure film detachable additional hyperbolic spring orthodontic appliance of the specific embodiment of the utility model is as follows.

类远中尖对尖关系，反合牙有空间唇倾，下颌均可后退至对刃。制取上颌模型，在取模前调磨残冠残根以利压膜覆盖与取戴，拔除Ⅲ度松动乳牙。制作压膜：选用制作压膜透明正畸保持器所用1.0mm厚塑料膜，真空负压热成型制作类似压膜正畸保持器部分，为加强固位而扩大覆盖范围，其腭部覆盖至上颌双侧第一恒磨牙近中之间。然后用磨头在反合牙处压膜上开窗，其范围：反合牙的舌侧龈缘向上至切缘完全磨除压膜，其唇侧从其切缘至压膜的游离缘磨出倒梯形缺口，以利反合牙唇倾而不影响在邻牙处的固位。稍稍打磨压膜舌向面的双侧第一乳磨牙间约1.5cm宽横条形区域，在其上铺置前后宽约1.2-1.5cm、厚约1.5mm的自凝塑料横梁，同时把用直径0.5mm正畸用不锈钢丝所弯制的双曲簧安置在与每个反合牙相应的横梁的适当位置上，待其完全固化后抛光。运用该矫正器病例后牙均未设置合垫。要求患儿全天戴用矫治器，嘱进软食，仅于刷牙时小心脱下，刷牙和刷洗矫治器后及时戴上，5天复诊一次，酌情适当在双曲簧上加力和调整方向。 Choose children aged 7-10 years old with poor retention due to carious residual crowns and roots of multiple deciduous teeth in the upper jaw, or missing or short crowns of newly erupted permanent teeth. , the first permanent molars range from class I to

Distal apex-to-apex relationship, counterbite has space for labial inclination, and mandible can be retracted to the opposite edge. The maxillary model was made, and the residual crown and root were adjusted and ground before taking the model to facilitate the covering and wearing of the pressure film, and the third degree loose deciduous teeth were extracted. Manufacture of pressure film: select the 1.0mm thick plastic film used in the production of pressure film transparent orthodontic retainer, vacuum negative pressure thermoforming to make a part similar to the pressure film orthodontic retainer, in order to strengthen the retention and expand the coverage, the palate covers the upper jaw Between the first permanent molars bilaterally. Then use a grinding head to open a window on the pressure membrane at the counter-occlusal teeth. The range is: the lingual gingival edge of the counter-occlusal teeth goes up to the incisal edge to completely grind the pressure film, and the labial side grinds from the incisal edge to the free edge of the pressure film. An inverted trapezoidal notch is made to facilitate the inclination of the counterocclusal lip without affecting the retention at the adjacent teeth. Slightly polish the 1.5cm-wide horizontal strip between the bilateral first deciduous molars facing the lingual side of the film, and lay a self-setting plastic beam with a front-to-back width of 1.2-1.5cm and a thickness of 1.5mm on it. The hyperbolic spring bent by stainless steel wire with a diameter of 0.5mm is placed on the appropriate position of the crossbeam corresponding to each counter-occlusal tooth, and is polished after it is completely cured. No splints were installed on the posterior teeth of the cases using this orthodontic appliance. Children are required to wear the appliance all day long, and are advised to eat soft food. They are only carefully taken off when brushing teeth, put on in time after brushing teeth and scrubbing the appliance, and return to the clinic once every 5 days. Appropriately add force and adjust the direction on the hyperbolic spring as appropriate.

The retention principle of the pressure film detachable additional hyperbolic spring orthodontic appliance of the specific embodiment of the utility model is similar to the retention principle of the pressure film orthodontic retainer, and the force principle of the hyperbolic spring is similar to the maxillary pad type activity How the orthotic works. The orthodontic appliance corrects individual permanent anterior crossbites during the tooth replacement period. The shortest time for crossbite release is 5 days, the longest time is 17 days, and the average is 11 days.

The pressure-film detachable additional double-curved spring orthodontic appliance of the utility model has the advantages of less foreign body sensation in the oral cavity when worn, stable position retention, good curative effect, and short course of treatment. In addition, it also has the following advantages: firstly, its material is light and smooth, and secondly, because the occlusal surfaces of other teeth except counterocclusal teeth are covered by pressure film, and there is no occlusal pad in the posterior teeth, the foreign body sensation in the oral cavity is small; The crown, residual root, and oral mucosa surface are in close contact, so the fixation is stable when worn, and there will be no poor retention caused by caries, loss of multiple teeth, short crowns of newly erupted permanent teeth, etc. A 1.5mm-thick self-curing plastic beam is placed on the 1.2-1.5cm wide horizontal strip-shaped area on the compression film between the first primary molars on both sides of the maxilla to make the anchorage more stable and reliable. Poor retention leads to dislocation of the appliance, and the force of the hyperbolic spring is easier to control, so it is very safe; the operation is simple and short on the chairside; the patient's compliance is high, so the curative effect is good and the course of treatment is short.

In the above description, many specific details are set forth in order to fully understand the utility model. However, the above description is only a preferred embodiment of the utility model, and the utility model can be implemented in many other ways different from those described here, so the utility model is not limited by the specific implementation disclosed above. At the same time, any person skilled in the art can use the methods and technical content disclosed above to make many possible changes and modifications to the technical solution of the present utility model without departing from the scope of the technical solution of the utility model, or modify it into an equivalent change, etc. effective example. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present utility model that do not deviate from the technical solution of the utility model still belong to the scope of protection of the technical solution of the utility model.

Claims (3)

1. a press mold can be plucked the additional hyperbolic spring orthodontic appliance of formula, it is characterized in that, it comprises press mold base, hyperbolic spring and self curing plastic crossbeam, described press mold base covers except instead closing all maxillary teeths the tooth, lacking tooth place's alveolar ridge and most of hard palate, described self curing plastic crossbeam is positioned on the press mold base between upper jaw bilateral first deciduous molar, described hyperbolic spring be bonded in each anti-described self curing plastic crossbeam that closes the tooth corresponding position on.

2. press mold as claimed in claim 1 can be plucked the additional hyperbolic spring orthodontic appliance of formula, it is characterized in that, before and after the described self curing plastic crossbeam wide in the scope of 1.2-1.5cm, thick be 1.5mm.

3. press mold as claimed in claim 1 can be plucked the additional hyperbolic spring orthodontic appliance of formula, it is characterized in that, just abnormal the bending with stainless steel silk that described hyperbolic spring employing diameter is 0.5mm forms.