WO2023178912A1 - 可治疗前牙反咬合的上颌牙合垫唇挡矫治装置 - Google Patents

可治疗前牙反咬合的上颌牙合垫唇挡矫治装置 Download PDF

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Publication number
WO2023178912A1
WO2023178912A1 PCT/CN2022/112119 CN2022112119W WO2023178912A1 WO 2023178912 A1 WO2023178912 A1 WO 2023178912A1 CN 2022112119 W CN2022112119 W CN 2022112119W WO 2023178912 A1 WO2023178912 A1 WO 2023178912A1
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maxillary
lip
pad
device capable
treating anterior
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PCT/CN2022/112119
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English (en)
French (fr)
Inventor
张宇凝
韩冰
李巍然
邓旭亮
张云帆
吕汶諠
孙倩男
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北京大学口腔医学院
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Publication of WO2023178912A1 publication Critical patent/WO2023178912A1/zh

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/08—Mouthpiece-type retainers or positioners, e.g. for both the lower and upper arch

Definitions

  • the utility model belongs to the field of oral orthodontics, and more specifically, relates to a maxillary bite pad and lip stop correction device capable of treating anterior crossbite.
  • Angle's Class III malocclusion is a relatively common malocclusion in clinical practice. It tends to worsen with growth and development. Early intervention is often recommended for such patients. Clinical findings indicate that some patients in the denture stage and early stage of constant pressure Class III may have mandibular retraction or only mild skeletal crossbite. It is expected to prevent/block mild skeletal Class III and functional Class III malocclusion through early correction. Abnormal purpose.
  • functional appliances commonly used in early orthodontic clinics, but they all have problems of varying degrees, such as difficulty in adapting to the large size of the appliances, the appliances are not suitable for daytime wear, the appliances affect eating, and most appliances further damage the maxillary bones. There is no obvious help in three-dimensional development.
  • This utility model is to provide a maxillary occlusal pad and lip block correction device that can treat anterior crossbite and be used for patients with mild skeletal Class III and functional Class III malocclusion during the tooth replacement period and early stage of constant pressure. prevention and interruption, and while achieving the corrective effect, it also significantly improves the patient's wearing comfort.
  • the present utility model provides a maxillary occlusal pad and lip stop correction device that can treat anterior crossbite, including:
  • a base the base is arranged at the front of the hard palate, and the front end of the base is provided with a reverse bevel guide plate or a hyperbolic tongue spring;
  • a pair of maxillary occlusal pads are respectively arranged on both sides of the base, and are respectively located at the recessed posterior teeth on both sides of the maxilla, and are connected to the posterior teeth through a retention device;
  • a pair of upper lip stops, the pair of upper lip stops are connected to the base through connecting members, and are respectively located at the vestibular grooves on both sides of the maxilla.
  • the maxillary occlusal pad covers the mandibular recession of the maxillary posterior teeth, and the surface is a grooved anatomical surface.
  • each of the maxillary occlusal pads includes a maxillary buccal screen, and the maxillary buccal screen is located at the patient's buccal corridor.
  • the reverse bevel guide extends along the hard palate and forms an angle with the occlusal plane.
  • the hyperbolic tongue spring is S-shaped and is located on the lingual side of the upper anterior teeth, and the plane where the hyperbolic tongue spring is located is perpendicular to the lingual surface of the incisor teeth.
  • the end of the upper lip stop faces the maxillary vestibular sulcus and is 3 mm to 5 mm away from the upper alveolar bone mucosa.
  • the retention device includes an arrow clip, a single-arm clip or an interproximal hook.
  • the connecting member includes a bracket and a double-curved lip bow.
  • the base and the maxillary bite pad are integrally formed.
  • the retaining device and the connecting piece are both bent from steel wires.
  • the utility model is particularly suitable for patients with mild skeletal Class III maxillary underdevelopment and functional crossbite in the replacement tooth period and the early stage of permanent teeth.
  • the patient wears it, it cooperates with the maxillary splint to release the cross-bite locking relationship of the anterior teeth and block the labial muscle force from the bottom of the upper lip block to the vestibular sulcus, which provides the possibility for the further development of the maxilla in three dimensions; at the same time, the orthodontist can target Depending on the patient's actual situation, he or she can choose an anti-sloping guide plate or a double-curved tongue spring to cooperate with the orthodontic treatment.
  • the anti-sloping guide plate is used to depress the lower teeth and tilt them lingually, while the double-curved tongue spring acts on the long teeth to push them forward; in addition, this orthodontic device only needs to be worn For the upper jaw, compared with existing appliances, they are compact and easy to wear, which significantly improves the patient's comfort. It has little impact on basic language functions and daily eating, and can help patients during the dental replacement period better cooperate with the doctor to wear them all day long. It has good application prospects to achieve the purpose of preventing/blocking mild skeletal Class III and functional Class III malocclusion.
  • Figure 1 shows a schematic structural diagram of a maxillary bite pad and lip stop correction device capable of treating anterior crossbite according to one embodiment of the present invention.
  • Figure 2 shows a schematic structural diagram of a maxillary bite pad and lip stop correction device capable of treating anterior crossbite according to one embodiment of the present invention.
  • Figure 3 shows a schematic structural diagram of a maxillary bite pad and lip stop correction device capable of treating anterior crossbite according to one embodiment of the present invention.
  • Figure 4 shows a schematic structural diagram of a maxillary bite pad and lip stop correction device capable of treating anterior crossbite according to one embodiment of the present invention.
  • Figure 5 shows a schematic structural diagram of a maxillary bite pad and lip stop correction device capable of treating anterior crossbite according to one embodiment of the present invention.
  • Figure 6 shows a schematic structural diagram of a maxillary bite pad and lip stop correction device capable of treating anterior crossbite according to one embodiment of the present invention.
  • the utility model discloses a maxillary occlusal pad and lip stop correction device capable of treating anterior crossbite, which includes:
  • the base is set at the front of the hard palate, and the front end of the base is equipped with a reverse bevel guide or a hyperbolic tongue spring;
  • a pair of maxillary occlusal pads, a pair of maxillary occlusal pads are respectively provided on both sides of the base, and are respectively located on the recessed posterior teeth on both sides of the maxilla, and are connected to the posterior teeth through a retention device;
  • a pair of upper lip blocks are connected to the base through connecting pieces, and are respectively located at the vestibular grooves on both sides of the maxilla.
  • the utility model is particularly suitable for patients with mild skeletal Class III maxillary underdevelopment and functional crossbite in the replacement tooth period and the early stage of permanent teeth.
  • the maxillary splint releases the cross-bite locking relationship of the anterior teeth, and blocks the labial muscles from the bottom of the upper lip to the vestibular sulcus, providing the possibility for the further development of the maxilla in three dimensions; at the same time, the orthodontist can target the patient's needs In actual situations, choose an anti-sloping guide plate or a double-curved reed to coordinate with the orthodontic treatment.
  • the anti-inclined guide plate is used to depress the lower teeth and tilt them lingually, while the double-curved reed is used to push the long teeth forward.
  • this orthodontic device only requires the use of the upper jaw. , compared with existing appliances, they are compact and easy to wear, which significantly improves the patient's comfort and has little impact on basic language functions and daily eating. It can help patients during the dental replacement period better cooperate with the doctor to wear them all day long, thereby achieving prevention /The purpose of blocking mild skeletal Class III and functional Class III malocclusion has good application prospects.
  • the maxillary splint covers the mandibular recession of the maxillary posterior teeth and has a grooved anatomical surface.
  • the maxillary bite pad does not affect the position of the lower dental arch, and its thickness is enough to release the cross-bite locking relationship of the front teeth, so that the upper and lower front teeth are separated by about 1mm-2mm.
  • each maxillary splint includes a maxillary buccal screen located at the patient's buccal corridor.
  • the maxillary occlusal pad and the maxillary buccal screen are integrally formed.
  • a reverse bevel guide extends along the hard palate and forms an angle with the occlusal plane.
  • the anti-sloping guide plate can be formed by the orthodontist by thickening the base of the palatal side of the upper anterior teeth according to clinical needs, and the angle is approximately 45° with the occlusal plane.
  • the double-curved tongue reed is S-shaped and is located on the lingual side of the upper anterior teeth.
  • the plane of the double-curved tongue reed is perpendicular to the lingual surface of the incisors.
  • one end of the double-curved tongue reed is connected to the base, and the other end is placed on the lingual side of the upper anterior tooth.
  • the diameter is 0.6mm-0.7mm, and the maximum width is the same as the width of the crown.
  • the end of the upper lip file faces the maxillary vestibular sulcus and is 3mm-5mm away from the upper alveolar mucosa.
  • retention devices include arrow clips, single-arm clips, or interproximal hooks.
  • the arrow card is bent with 0.6mm-0.7mm steel wire
  • the single-arm card is bent with 0.8mm-1.0mm steel wire
  • the interproximal hook is bent with 0.8mm-0.9mm steel wire.
  • connectors include brackets and double-curved lip bows.
  • bracket and the double-curved lip arch are bent from 0.6mm-1.0mm steel wire.
  • the base is formed in one piece with the maxillary splint.
  • the base is embedded with multiple double-curved tongue springs, brackets or double-curved labial arches and retention devices on both sides of the maxilla and the palatal side of the upper front teeth.
  • both the retaining device and the connecting piece are made of bent steel wire.
  • the maxillary bite pad and lip stop correction device of this embodiment that can treat anterior crossbite includes a base 6, a pair of maxillary bite pads 1.1 and a pair of upper lip stops 4.
  • the base 6 is arranged at the front of the hard palate.
  • the front end of the base 6 is provided with a reverse bevel guide plate 2 (as shown in Figure 3 and Figure 4) or a hyperbolic tongue spring 3 (as shown in Figures 1 and 2).
  • the function of the reverse bevel guide plate 2 is It is to depress the lower teeth and tilt them lingually, and the hyperbolic tongue spring 3 is to push the long teeth forward.
  • the anti-sloping guide plate 2 can be formed by the orthodontist by thickening the palatal base of the upper anterior teeth according to clinical needs. It extends backward along the hard palate and is approximately 45° to the occlusal plane; the double-curved tongue spring 3 is placed on the upper front teeth in an S-shaped structure.
  • the lingual side of the anterior teeth has a diameter of 0.6-0.7mm. Its plane is perpendicular to the lingual surface of the incisors, and its maximum width is the same as the width of the crown.
  • a pair of maxillary occlusal pads 1.1 are respectively provided on both sides of the base 6, and are respectively located at the recessed posterior teeth on both sides of the maxilla, and are connected to the posterior teeth through a retention device 7.
  • the maxillary bite pad 1.1 is a mandibular recessed bite pad covering the maxillary posterior teeth. It does not affect the position of the lower dental arch. The thickness is suitable to release the cross-bite locking relationship of the front teeth, so that the upper and lower front teeth are separated by about 1-2mm.
  • each maxillary occlusal pad 1.1 includes a maxillary buccal screen 1.2, which is located at the patient's buccal corridor and is integrally formed with the maxillary occlusal pad 1.1;
  • the retention device 7 is an arrow card, Single-arm card or interproximal hook, the arrow card is bent with 0.6-0.7mm steel wire, the single-arm card is bent with 0.8-1.0mm steel wire, and the interproximal hook is bent with 0.8-0.9mm steel wire.
  • a pair of upper lip stops 4 are connected to the base 6 through connectors 5 and are respectively located at the vestibular grooves on both sides of the maxilla.
  • the end of the upper lip file 4 faces the maxillary vestibular groove and is 3mm-5mm away from the upper alveolar mucosa;
  • the connecting piece 5 is a bracket (as shown in Figures 1 and 3) or a double-curved labial arch (as shown in Figures 2 and 4), both made of Bent for 0.6-1.0mm steel wire.
  • the base 6 embeds a plurality of double-curved tongue springs 3, connectors 5 and retention devices 7 on both sides of the maxilla and the palatal side of the upper anterior teeth.
  • the orthodontist designs a maxillary occlusal pad for the patient, and grinds a groove on the polished surface of the maxillary occlusal pad to form an anatomical surface.
  • An upper lip block is designed at the maxillary vestibular sulcus to isolate abnormal labial muscle strength, and
  • the base on the palatal side of the upper anterior teeth can be thickened to form an anti-sloping guide plate, or a double-curved tongue spring can be designed on the palatal side of the maxilla, and arrow clips, single-arm clips or interproximal hooks can be used for retention, brackets/hyperbolic labial arch,
  • the retaining device and the free end of the double-curved tongue spring are embedded in the base. Instruct the patient to wear the aligners all day except when brushing.
  • the designs in Figures 2 and 4 can adjust the hyperbolic labial arch according to the development stage to change the position of the lip stop, adapting to the orthodontic needs at different stages; for dentitions with obvious compensation and a certain amount of crowding
  • the double-curved tongue reed in Figures 1 and 2 can remove some compensation and solve part of the crowding while resolving the crossbite; for cases with deep overbite, the reverse inclined guide plate in Figures 3 and 4 is suitable for correcting the anterior Crossbite.
  • the production of this device includes the following steps: making plaster models of the patient's upper and lower jaws, recording the occlusion relationship, transferring the patient's occlusion relationship with the maxillary frame, bending the intraoral components of the appliance, forming the self-setting resin appliance, and trimming and polishing the appliance.
  • This utility model can be used in combination with tongue reed/reverse bevel guide plate according to actual clinical conditions, which is helpful in preventing and blocking mild skeletal Class III and functional Class III malocclusion in patients during the tooth replacement period and early stage of constant pressure, and improves the performance of the utility model. While achieving corrective effects, it also significantly improves the patient's wearing comfort and has good application prospects.

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Abstract

一种可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，包括：基托（6），基托（6）设置于硬颚前部，基托（6）的前端设有反斜面导板（2）或双曲舌簧（3）；一对上颌牙合垫（1.1），一对上颌牙合垫（1.1）分别设置于基托（6）的两侧，且分别位于上颌两侧的后牙后退位，并与后牙通过固位装置（7）连接；一对上唇挡（4），一对上唇挡（4）通过连接件（5）连接于基托（6），且分别位于上颌两侧的前庭沟处。可治疗前牙反咬合的上颌牙合垫唇挡矫治装置有助于替牙期及恒压早期患者轻度骨性III类及功能性III类错颌畸形的预防和阻断，在实现矫治疗效的同时，显著提升了患者的佩戴舒适度。

Description

可治疗前牙反咬合的上颌牙合垫唇挡矫治装置 技术领域
本实用新型属于口腔正畸领域，更具体地，涉及一种可治疗前牙反咬合的上颌牙合垫唇挡矫治装置。
背景技术
安氏III类错牙合畸形是临床上较为常见的一种错牙合畸形，随着生长发育可呈现加重趋势，往往建议此类患者进行早期干预。临床发现，部分替牙期及恒压早期III类患者下颌可后退或仅为轻度骨性反牙合，有望通过早期矫治实现预防/阻断轻度骨性III类及功能性III类错颌畸形的目的。目前早期矫治临床常用的功能矫治器种类多样，但均存在不同程度的问题，例如矫治器体积较大患者适应困难、矫治器不适合白天佩戴、矫治器影响进食、多数矫治器对上颌骨的进一步三维向发育无明显帮助等。
因此期待研发一种可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，用于替牙期及恒压早期患者轻度骨性III类及功能性III类错颌畸形的预防和阻断，并能够在实现矫治疗效的同时，提升了患者的佩戴舒适度。
实用新型内容
本实用新型的目的是提供一种可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，以用于替牙期及恒压早期患者轻度骨性III类及功能性III类错颌畸形的预防和阻断，并在实现矫治疗效的同时，显著提升了患者的佩戴舒适度。
为了实现上述目的，本实用新型提供一种可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，包括：
基托，所述基托设置于硬颚前部，所述基托的前端设有反斜面导板或双曲舌簧；
一对上颌牙合垫，所述一对上颌牙合垫分别设置于所述基托的两侧，且分别位于上颌两侧的后牙后退位，并与所述后牙通过固位装置连接；
一对上唇挡，所述一对上唇挡通过连接件连接于所述基托，且分别位于所述上颌两侧的前庭沟处。
可选地，所述上颌牙合垫覆盖于上颌后牙的下颌后退位，表面为有沟槽的解剖面。
可选地，每个所述上颌牙合垫上包括上颌颊屏，所述上颌颊屏位于所述患者的颊廊处。
可选地，所述反斜面导板沿所述硬腭延伸，并与牙合平面形成夹角。
可选地，所述双曲舌簧呈S型，位于上前牙舌侧，所述双曲舌簧所在平面与切牙舌面垂直。
可选地，所述上唇档的末端朝向上颌前庭沟，且距离上牙槽骨黏膜3mm-5mm。
可选地，所述固位装置包括箭头卡、单臂卡或邻间钩。
可选地，所述连接件包括支架、双曲唇弓。
可选地，所述基托与所述上颌牙合垫一体成型。
可选地，所述固位装置和所述连接件均由钢丝弯制。
本实用新型的有益效果在于：本实用新型与现有技术相比，尤其适用于替牙期及恒牙初期轻度的骨性III类上颌发育不足及功能性反牙合的患者。患者佩戴时，配合上颌牙合垫解除前牙反合锁结关系、通过上唇挡底部至前庭沟挡开唇侧肌力，为上颌骨在三维向进一步发育提供了可能；同时正畸医生可以针对患者的实际情况选择反斜面导板或双曲舌簧配合矫治，反斜面导板的作用是压低下牙并舌向倾斜，双曲舌簧是作用于长牙往前推；此外本矫治装置只需带用上颌，相对现有矫治器，体积小巧便于佩 戴，显著提升了患者的舒适度，且对基本语言功能和日常进食影响细微，能够帮助替牙期患者更好的配合医生实现全天佩戴，从而实现预防/阻断轻度骨性III类及功能性III类错颌畸形的目的，具有较好的应用前景。
本实用新型的其它特征和优点将在随后具体实施方式部分予以详细说明。
附图说明
通过结合附图对本实用新型示例性实施方式进行更详细的描述，本实用新型的上述以及其它目的、特征和优势将变得更加明显，其中，在本实用新型示例性实施方式中，相同的参考标号通常代表相同部件。
图1示出了根据本实用新型的一个实施例的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置的示意性结构图。
图2示出了根据本实用新型的一个实施例的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置的示意性结构图。
图3示出了根据本实用新型的一个实施例的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置的示意性结构图。
图4示出了根据本实用新型的一个实施例的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置的示意性结构图。
图5示出了根据本实用新型的一个实施例的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置的示意性结构图。
图6示出了根据本实用新型的一个实施例的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置的示意性结构图。
附图标记说明
1.1、上颌牙合垫；1.2、上颌颊屏；2、反斜面导板；3、双曲舌簧；4、上唇挡；5、连接件；6、基托；7、固位装置。
具体实施方式
下面将更详细地描述本实用新型的优选实施方式。虽然以下描述了本实用新型的优选实施方式，然而应该理解，可以以各种形式实现本实用新型而不应被这里阐述的实施方式所限制。相反，提供这些实施方式是为了使本实用新型更加透彻和完整，并且能够将本实用新型的范围完整地传达给本领域的技术人员。
在本实用新型的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”、“顺时针”、“逆时针”、“轴向”、“径向”、“周向”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。
本实用新型公开一种可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，包括：
基托，基托设置于硬颚前部，基托的前端设有反斜面导板或双曲舌簧；
一对上颌牙合垫，一对上颌牙合垫分别设置于基托的两侧，且分别位于上颌两侧的后牙后退位，并与后牙通过固位装置连接；
一对上唇挡，一对上唇挡通过连接件连接于基托，且分别位于上颌两侧的前庭沟处。
具体的，本实用新型尤其适用于替牙期及恒牙初期轻度的骨性III类上颌发育不足及功能性反牙合的患者。患者佩戴时，上颌牙合垫解除前牙反合锁结关系，上唇挡底部至前庭沟挡开唇侧肌力，为上颌骨在三维向进一步发育提供了可能；同时正畸医生可以针对患者的实际情况选择反斜面导 板或双曲舌簧配合矫治，反斜面导板的作用是压低下牙并舌向倾斜，双曲舌簧是作用于长牙往前推；此外本矫治装置只需带用上颌，相对现有矫治器，体积小巧便于佩戴，显著提升了患者的舒适度，且对基本语言功能和日常进食影响细微，能够帮助替牙期患者更好的配合医生实现全天佩戴，从而实现预防/阻断轻度骨性III类及功能性III类错颌畸形的目的，具有较好的应用前景。
作为可选方案，上颌牙合垫覆盖于上颌后牙的下颌后退位，表面为有沟槽的解剖面。
具体的，上颌牙合垫不影响下牙弓位置，其厚度以解除前牙反合锁结关系，使上、下前牙离开约1mm-2mm。
作为可选方案，每个上颌牙合垫上包括上颌颊屏，上颌颊屏位于患者的颊廊处。
具体的，上颌牙合垫与上颌颊屏一体成型。
作为可选方案，反斜面导板沿硬腭延伸，并与牙合平面形成夹角。
具体的，反斜面导板可由正畸医生根据临床需求加厚上前牙腭侧的基托形成，且与牙合平面约呈45°夹角。
作为可选方案，双曲舌簧呈S型，位于上前牙舌侧，双曲舌簧所在平面与切牙舌面垂直。
具体的，双曲舌簧一端连接于基托，另一端放置于上前牙舌侧，直径为0.6mm-0.7mm，最大宽度与牙冠宽度相同。
作为可选方案，上唇档的末端朝向上颌前庭沟，且距离上牙槽骨黏膜3mm-5mm。
作为可选方案，固位装置包括箭头卡、单臂卡或邻间钩。
具体的，箭头卡用0.6mm-0.7mm钢丝弯制，单臂卡用0.8mm-1.0mm钢丝弯制，邻间钩用0.8mm-0.9mm钢丝弯制。
作为可选方案，连接件包括支架、双曲唇弓。
具体的，支架、双曲唇弓为0.6mm-1.0mm钢丝弯制。
作为可选方案，基托与上颌牙合垫一体成型。
具体的，基托在上颌两侧及上前牙腭侧包埋多个双曲舌簧、支架或双曲唇弓、固位装置。
作为可选方案，固位装置和连接件均由钢丝弯制。
实施例
如图1～6所示，本实施例的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置包括基托6、一对上颌牙合垫1.1及一对上唇挡4。
基托6设置于硬颚前部，基托6的前端设有反斜面导板2(如图3、图4)或双曲舌簧3(如图1、图2)，反斜面导板2的作用是压低下牙并舌向倾斜，双曲舌簧3是作用于长牙往前推。反斜面导板2可由正畸医生根据临床需求加厚上前牙腭侧基托形成，沿硬腭向后延伸，与牙合平面约呈45°；双曲舌簧3呈类似S型结构放置于上前牙舌侧，直径0.6-0.7mm，其平面与切牙舌面垂直，最大宽度与牙冠宽度相同。
一对上颌牙合垫1.1分别设置于基托6的两侧，且分别位于上颌两侧的后牙后退位，并与后牙通过固位装置7连接。上颌牙合垫1.1为覆盖于上颌后牙的下颌后退位牙合垫，不影响下牙弓位置，厚度以解除前牙反合锁结关系为宜，使上下前牙离开约1-2mm，表面为有沟槽的解剖面；每个上颌牙合垫1.1上包括上颌颊屏1.2，上颌颊屏1.2位于患者的颊廊处，与上颌牙合垫1.1一体成型；固位装置7为箭头卡、单臂卡或邻间钩，箭头卡用0.6-0.7mm钢丝弯制，单臂卡用0.8-1.0mm钢丝弯制，邻间钩用0.8-0.9mm钢丝弯制。
一对上唇挡4通过连接件5连接于基托6，且分别位于上颌两侧的前庭沟处。上唇档4的末端朝向上颌前庭沟，且距离上牙槽骨黏膜3mm-5mm；连接件5为支架(如图1、图3)或双曲唇弓(如图2、图4)，均由为0.6-1.0mm钢丝弯制。
基托6在上颌两侧及上前牙腭侧包埋多个双曲舌簧3、连接件5及固位装置7。
使用时，正畸医生为患者设计上颌牙合垫，并在上颌牙合垫磨光面磨出沟槽形成解剖面，在上颌前庭沟处设计上唇挡，隔开异常的唇侧肌力，并根据临床情况加厚上前牙腭侧的基托形成反斜面导板，或在上颌腭侧设计双曲舌簧，采用箭头卡、单臂卡或邻间钩固位，支架/双曲唇弓、固位装置及双曲舌簧游离端埋入基托。嘱患者除刷牙时全天佩戴矫治器。
针对生长发育期的病例，图2、图4设计可以根据发育阶段调节双曲唇弓来改变唇挡的位置，适应不同阶段的矫治需要；针对牙列有较明显代偿且伴有一定拥挤量的病例，图1、图2的双曲舌簧可以在解决反合的同时去除一些代偿和解决一部分拥挤；针对反覆合较深的病例，图3、图4的反斜面导板适用于纠正前牙反合。
本装置的制作包括以下步骤：制取患者口内上下颌石膏模型、记录咬合关系、上颌架转移患者咬合关系、弯制矫治器的口内部件、自凝树脂成治器成型、矫治器修整打磨抛光。本实用新型可以根据临床实际情况配合使用舌簧/反斜面导板，有助于替牙期及恒压早期患者轻度骨性III类及功能性III类错颌畸形的预防和阻断，在提高矫治疗效的同时，显著提升了患者的佩戴舒适度，具有较好的应用前景。
以上已经描述了本实用新型的各实施例，上述说明是示例性的，并非穷尽性的，并且也不限于所披露的各实施例。在不偏离所说明的各实施例的范围和精神的情况下，对于本技术领域的普通技术人员来说许多修改和变更都是显而易见的。

Claims (10)

  1. 一种可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，包括：
    基托，所述基托设置于硬颚前部，所述基托的前端设有反斜面导板或双曲舌簧；
    一对上颌牙合垫，所述一对上颌牙合垫分别设置于所述基托的两侧，且分别位于上颌两侧的后牙后退位，并与所述后牙通过固位装置连接；
    一对上唇挡，所述一对上唇挡通过连接件连接于所述基托，且分别位于所述上颌两侧的前庭沟处。
  2. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述上颌牙合垫覆盖于上颌后牙的下颌后退位，表面为有沟槽的解剖面。
  3. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，每个所述上颌牙合垫上包括上颌颊屏，所述上颌颊屏位于所述患者的颊廊处。
  4. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述反斜面导板沿所述硬腭延伸，并与牙合平面形成夹角。
  5. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述双曲舌簧呈S型，位于上前牙舌侧，所述双曲舌簧所在平面与切牙舌面垂直。
  6. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述上唇档的末端朝向上颌前庭沟，且距离上牙槽骨黏膜3mm-5mm。
  7. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述固位装置包括箭头卡、单臂卡或邻间钩。
  8. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述连接件包括支架、双曲唇弓。
  9. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述基托与所述上颌牙合垫一体成型。
  10. 根据权利要求1所述的可治疗前牙反咬合的上颌牙合垫唇挡矫治装置，其特征在于，所述固位装置和所述连接件均由钢丝弯制。
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