CN215019358U - Shell-shaped tooth correcting device, tooth correcting device set and tooth correcting system - Google Patents

Abstract

The utility model provides a shellliform tooth is rescued ware, tooth is rescued ware suit and tooth and is rescued system, wherein shellliform tooth is rescued the ware and is included the shellliform body, the shellliform body is equipped with a plurality of cavitys that hold the tooth, shellliform body anterior tooth district lingual gingiva reason or neighbouring lingual gingiva reason department is equipped with tongue position correction portion, tongue position correction portion stridees across at least partly of palatal fold surface, tongue position correction portion includes tongue apex correction portion and the bearing part of bearing tongue apex correction portion that the induced tongue apex adjusted from first position to second position; the tongue tip correction part is of a geometrical structure protruding towards the tongue body, and the protruding height of the tongue tip correction part is matched with a treatment plan for inducing the tongue tip to be adjusted from a first position to a second position; the bearing part is also provided with a reinforcing part which is a geometric structure for at least partially offsetting the lateral or sagittal deformation of the cheek and tongue caused by the contact of the tongue apex and the tongue apex correcting part. The shell-shaped tooth appliance, the appliance suit and the appliance system can induce the adjustment of the relative position of the tongue tip and improve the bad habit of the tongue body.

Description

Shell-shaped tooth correcting device, tooth correcting device set and tooth correcting system

Technical Field

The utility model belongs to the field of medical equipment, a ware, tooth are rescued to shelly tooth and ware suit and tooth are rescued and system are rescued to tooth is related to.

Background

The bad habit of oral cavity is used as external stimulation, which can inhibit or strengthen the function of a certain local part of the jaw or generate direct force to the local part, so that the normal biological force balance is destroyed, thereby preventing the normal development of the soft and hard tissues of the oral cavity of the children and causing the morphological change of the dental arch and the alveolar bone. The orthodontic treatment measures are needed to be taken for long-term continuous and bad oral habits causing malocclusion so as to adjust the functions of oral muscles.

The normal tongue body is located in the oral cavity and its size, posture and function are believed to play an important role in the dynamic balance established by the dental jaw. When the normal tongue is in the postural position, namely the tip of the tongue is positioned at the incisor nipple 5mm behind the upper incisor in the natural closed state, the back of the tongue is attached to the back tooth area of the jaw, and for some patients with bad tongue habits, the tongue position is incorrect or the bad habits of extending and spitting the tongue exist, and the bad habits all can influence the position of the teeth. There is a need in early correction for muscle function training while improving occlusion. When tongue muscle training is performed, some functional appliances help training in the aid of the maxilla. However, most of these auxiliary devices require additional fixation to the palate and fixation to the teeth, which can affect alignment of the teeth; in addition, certain wearing safety problems exist, such as instable installation, easy swallowing after falling off and unexpected damage to patients.

The invisible tooth appliance is more and more accepted and used by the majority of orthodontic patients due to the advantages of beautiful appearance, sanitation, convenient taking and wearing and better correction effect. The invisible tooth appliance is a shell-shaped structure which is made of transparent high polymer materials and can wrap teeth, can be used for correcting some targeted cases, has a better correction effect, researches the advantages of the invisible tooth appliance, can correct the relative position of the tongue tip in combination, and has important significance.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect that exists among the prior art, provide a ware is rescued to shelly tooth, the ware suit is rescued to tooth and the system is rescued to tooth, can induce the adjustment of tongue point relative position, improve the bad habit of the tongue body.

The utility model discloses an above-mentioned technical problem is solved through following technical scheme:

a shell-shaped tooth corrector comprises a shell-shaped body, wherein the shell-shaped body is provided with a plurality of cavities for accommodating teeth, the lingual gingival margin or the lingual gingival margin of the anterior dental area of the shell-shaped body is provided with a tongue position correction part, the tongue position correction part spans at least one part of the surface of a palatal fold, and the tongue position correction part comprises a tongue tip correction part for inducing the tongue tip to be adjusted from a first position to a second position and a bearing part for bearing the tongue tip correction part;

the tongue tip correction part is of a geometrical structure protruding towards the tongue body, and the protruding height of the tongue tip correction part is matched with a treatment plan for inducing the tongue tip to be adjusted from a first position to a second position;

the bearing part is also provided with a reinforcing part which is a geometric structure for at least partially offsetting the lateral or sagittal deformation of the cheek and tongue caused by the contact of the tongue apex and the tongue apex correcting part.

Further, the reinforcement portion has a geometry that conforms to the convex shape of the palatal fold.

Further, the reinforcement portion is at least one reinforcing ridge having the same shape as the raised palatal fold.

Further, a cross-section of a single said reinforcing ridge along the sagittal transverse mesial-distal direction is an arc or a semi-closed polygon.

Further, the reinforcing part is arranged between the tongue tip correcting part and the tongue side of the anterior tooth area of the shell-shaped body.

Further, the reinforcement portion is at least one reinforcement ridge in the same direction as the direction of the protrusion of the palatal fold.

Further, the reinforcing ridge is arranged between the tongue tip correction part and the shell-shaped body, and the reinforcing ridge is arranged in a manner of extending in the lateral direction of the cheek and the tongue.

Further, one end of the reinforcing ridge is connected with the lingual gingival margin of the shell-shaped body or a position adjacent to the lingual gingival margin, and the other end of the reinforcing ridge is connected with the tongue tip correction part.

Further, the rigidity of the reinforcing portion is greater than the rigidity of the shell-like body.

Further, the rigidity of the reinforcement portion is greater than the rigidity of the carrier portion.

Further, at least a portion of the reinforcement is a multi-layer structure comprising a base layer and a reinforcement layer, wherein at least one of the reinforcement layers at least partially overlies the base layer.

Further, the overall thickness of the reinforcing part formed by the multilayer structure is greater than the thickness of the shell-shaped body.

Further, the shell-shaped body and the tongue correction portion are of an integrally formed structure or a detachable structure.

Further, tongue apex correction portion is the protruding cavity of establishing to the tongue body direction, the cavity comprises at least one face, and to the protruding height of establishing of tongue body direction with shell body anterior teeth area lingual side gingival margin or be close to lingual side gingival margin department and form the difference in height.

Further, a width of the cavity in a mesial-distal direction of the sagittal plane is not less than a width of at least one tooth of the anterior tooth region of the shell-like body in the mesial-distal direction.

Further, the width of the cavity along the buccal and lingual direction of the teeth is not less than the width of at least one tooth in the mesial and distal direction of the anterior tooth area of the shell-shaped body.

Further, the tongue tip correction part comprises a tongue tip correction part proximal-middle end, and the distance between the tongue tip correction part proximal-middle end and the lingual gingival margin or the adjacent lingual gingival margin of the anterior tooth area of the shell-shaped body and the incisal margin or a part of the adjacent incisal margin of the teeth of the anterior tooth area of the jaw are opposite.

Further, the end surface of the proximal middle end of the tongue tip correction part is provided with a guide surface for guiding the lower jaw to the inner part between the proximal middle end of the tongue tip correction part and the lingual gingival margin or the adjacent lingual gingival margin of the anterior tooth area of the shell-shaped body.

Further, the guide surface is a guide plane, a guide curved surface or a guide matching surface which is matched with the shape of the incisal margin of the teeth in the anterior tooth area of the jaw teeth or the tongue side surface adjacent to the incisal margin.

Further, the tongue correction part comprises a palatal side surface and a lingual side surface, and the distance between the palatal side surface and the palatal fold is 0-2 mm.

Further, the side of the tongue position correcting part, which is far away from the lingual side of the teeth in the anterior tooth area of the shell-shaped body, is basically matched with the bending radian of the anterior tooth area of the teeth.

Further, the shell-shaped body is further provided with a wrapping part along the edge of the gum line, and the wrapping part at least partially covers the gum.

Furthermore, the lingual side and/or the buccal side of the shell-shaped body is provided with a geometrical structure which is matched with the external surface structure of the accessory arranged on the maxillary tooth.

Further, the shell-like body has a geometry that gradually aligns the teeth from an initial position to a target orthodontic position.

The utility model also provides a ware suit is rescued to tooth, rescued ware and lower jaw tooth including the upper jaw tooth and rescued the ware, the upper jaw tooth is rescued the ware and is as aforesaid arbitrary shelly tooth, the lower jaw tooth is rescued the ware and is including the lower jaw shelly body that is used for wrapping up the lower jaw tooth.

Further, the lower jaw shell-shaped body is further provided with a lower jaw wrapping part along the edge of a gum line, and the lower jaw wrapping part at least partially covers the gum.

Furthermore, the lingual side and/or buccal side of the mandibular shell body is provided with a geometry that conforms to the outer surface structure of an attachment mounted on the mandibular tooth.

The utility model also provides a tooth correction system, including a plurality of shelly tooth correction ware, among a plurality of shelly tooth correction ware at least one shelly tooth correction ware be as above-mentioned arbitrary shelly tooth correction ware, a plurality of shelly tooth correction ware have the geometry that makes the tooth relocate gradually to the target location from initial position when inducing the tongue point to adjust to the second position from the first position.

The utility model also provides a system is rescued to tooth, including a plurality of tooth correction device suit, at least one tooth correction device suit is as aforesaid arbitrary in a plurality of tooth correction device suits the tooth correction device suit, a plurality of tooth correction device suits have the geometry that makes tooth from initial position relocation to the target location gradually when inducing the tongue apex to adjust to the second position from the primary importance.

Compared with the prior art, the beneficial effects of the utility model include at least:

the utility model provides a ware is rescued to shelly tooth through setting up tongue position correction portion on shelly body, when the tongue position was in abnormal position when the patient was worn, this adjustment that can induce patient's tongue point relative position of tongue position correction of tongue position coincided with the treatment plan to the adjustment tongue body is to normal position. When the tongue tip of the patient is contacted with the tongue correction part, the relative position of the tongue tip is adjusted, so that the acting force on the teeth in the anterior tooth area caused by the abnormal position of the tongue body is avoided, and the malocclusion is avoided from being more serious. In addition, still set up the rib on the tongue position correction portion, can effectually prevent to produce the effort when tongue point and tongue point correction portion contact for the load-bearing part takes place deformation, and influences the holistic deformation of shell form tooth correction ware, if in buccolingual side direction or sagittal deformation, lead to shell form body to take place deformation along the dental arch shape, influence patient's bow-shaped structure. The utility model also provides a ware suit is rescued to tooth, rescued ware and lower jaw tooth including the upper jaw tooth, wherein the ware is rescued for the shell form tooth that has tongue position correction portion to the upper jaw tooth, and the lower jaw tooth is rescued the ware and is worn on the lower jaw tooth, reaches the effect that upper and lower jaw tooth used simultaneously and rescued, improves and rescues efficiency. The utility model provides a system is rescued to tooth, including a plurality of shelly teeth correction ware, through a series of shelly teeth correction ware wear not only reach the effect of induction tongue point relative position, still line up the tooth simultaneously. The utility model provides a system is rescued to another tooth, including a plurality of teeth correction ware suit, through wearing of a series of teeth correction ware suit, still correct the position to the target to the relative position adjustment of the tongue body when reaching the common correction of upper and lower jaw tooth.

Drawings

Fig. 1 is a schematic structural view of a shell-shaped tooth appliance according to an embodiment of the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a cross-sectional view a-a' of fig. 2.

Fig. 4 is another cross-sectional view a-a' of fig. 2.

Fig. 5 is a further cross-sectional view a-a' of fig. 2.

Fig. 6 is a schematic structural view of another shell-shaped dental appliance according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of another shell-shaped dental appliance according to an embodiment of the present invention.

Fig. 8 is a schematic structural view of another shell-shaped tooth appliance according to an embodiment of the present invention.

Fig. 9 is a schematic structural view of a shell-shaped tooth appliance according to another embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the word "comprising" and similar words are intended to mean that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

When the invisible tooth appliance is worn on teeth, the teeth are aligned through the appliance design structure of the invisible tooth appliance and the elastic deformation of the invisible tooth appliance, so that the teeth are gradually positioned to a target appliance position from an initial position; and need induce the tongue point and correct when the tooth is corrected, the advantage that the ware (shelly tooth is corrected) is rescued to the combination stealthy tooth that this application adopted adjusts tongue body relative position, induces tongue point relative position to adjust to tongue body normal position, improves the bad habit of tongue body.

Examples

A shell-shaped dental appliance, as shown in fig. 1 and 2, comprising a shell-shaped body 10, wherein the shell-shaped body 10 is provided with a plurality of cavities for accommodating teeth, a lingual margin or an adjacent lingual margin of an anterior dental area of the shell-shaped body 10 is provided with a lingual correction part 20, the lingual correction part 20 spans at least a part of a surface of a palatal fold, the lingual correction part 20 comprises a lingual apex correction part 21 for inducing the lingual apex to adjust from a first position to a second position and a bearing part 22 for bearing the lingual apex correction part 20; the tongue tip correction part 21 is a geometrical structure protruding towards the tongue body, and the protruding height of the tongue tip correction part 21 is matched with a treatment plan for inducing the tongue tip to be adjusted from a first position to a second position; the bearing part 22 is further provided with a reinforcing part 221, and the reinforcing part 221 is a geometrical structure which at least partially offsets the lateral or sagittal deformation of the cheek and tongue caused by the contact between the tongue apex and the tongue apex correction part. When the tongue position was located abnormal position, tongue point correction portion can adjust tongue point to normal position, and the setting of the reinforcing part that sets up on bearing part and the bearing part can prevent that the contact of tongue point and tongue body correction portion from taking place deformation when carrying out the induced adjustment in tongue point position to influence the deformation of shell form body along the dental arch direction, lead to the alignment of tooth to receive the influence.

The shell-shaped body 10 is provided with a plurality of cavities for accommodating maxillary teeth, and is divided into an anterior tooth area and a posterior tooth area. Wherein the "posterior dental area" is defined according to the classification of teeth in the 2 nd edition of "introduction to oral medicine" published by Beijing university medical Press, pages 36-38, including premolar and molar teeth, and is represented by FDI notation of 4-8 teeth and FDI notation of anterior dental area is represented by 1-3 teeth. The anterior tooth zone of the shell-shaped body 10 may be used to accommodate the central incisors, lateral incisors and cuspids of the maxillary teeth, and the posterior tooth zone of the shell-shaped body 10 may be used to accommodate the first premolar, the second premolar, the first molar, the second molar and the third molar of the maxillary teeth. In addition, the description is made for a tooth in the deciduous stage, and the "posterior dental zone" is defined according to the classification of deciduous teeth in the 2 nd edition, pages 40 to 41, of the medical introduction of oral cavity published by the university of beijing, and includes three classes of deciduous incisors, deciduous cuspids, and deciduous molars, wherein the deciduous incisors include deciduous middle teeth and deciduous lateral incisors, and the deciduous molars include first deciduous molars and second deciduous molars.

In some embodiments of the present invention, as shown in fig. 1 and 2, the reinforcement 221 is a geometric structure that conforms to the convex shape of the palatal folds. The arrangement mode ensures that the structures of the bearing part 22 and the reinforcing part 221 are matched with the shape of the palatine fold, the wearing of a patient is more comfortable, the fit with the palatine fold is stronger, and the wearing comfort of the patient is improved while the relative position of the tongue position is adjusted. In one preferred embodiment, the reinforcement 221 is at least one reinforcing ridge having the same shape as the raised palatal folds. The reinforcing ridge is the reinforcing ridge with the same shape as the raised part of the palatine fold, when a patient wears the reinforcing ridge, the reinforcing ridge can accommodate the raised part of the palatine fold, in addition, the setting number of the reinforcing ridge can be customized according to the actual number and the position of the palatine fold of the patient, the wearing of the patient is more comfortable, in addition, the reinforcing ridge can at least partially offset the geometrical structure of the lateral or sagittal deformation of the cheek tongue generated by the contact of the tongue tip and the tongue tip correction part, and the effects of tooth alignment and arch shape maintenance caused by the deformation are effectively prevented. In a more preferred embodiment, the individual reinforcing crests are curved or semi-closed polygonal in cross-section in the sagittal mesial-distal direction. The convex ridge formed by the arc or the semi-closed polygon of the cross section can effectively prevent the bearing part or the tongue position correction part from deforming when being subjected to external force, and the shape of the cross section is not limited to the above list, and the rest can prevent the tongue tip from contacting with the tongue tip correction part to deform, so that the repeated description is omitted.

In some embodiments of the present invention, the reinforcement portion 221 is disposed between the tongue tip correction portion 21 and the lingual side of the anterior tooth zone of the shell-shaped body 10. The reinforcing part 221 is disposed on the bearing part 22, and since the position of the tongue tip correcting part 21 is adjacent to the middle of the palatine fold (adjacent to the papilla of incisor), when the relative position of the tongue tip is adjusted, the position of the palatine fold is located between the palatine suture and the teeth, and the reinforcing part 221 is disposed between the corresponding tongue tip correcting part 21 and the lingual side of the anterior dental area of the shell-shaped body 10, and is disposed corresponding to the position of the palatine fold, so that the wearing of the patient is more comfortable, and the reinforcing part 221 is disposed between the tongue tip correcting part 21 and the lingual side of the anterior dental area of the shell-shaped body 10, so as to effectively prevent the bearing part 22 from being deformed to affect the alignment of the teeth and the change of the shape of the dental arch when the tongue tip is upwardly contacted with the tongue tip correcting part 21.

In some embodiments of the present invention, the reinforcement portion 221 is at least one reinforcing ridge in the same direction as the direction of the prominence of the palatal folds. The reinforcing portion 221 may be further configured to have at least one reinforcing ridge protruding in the same direction as the palatine fold, and the reinforcing ridge may at least partially accommodate the palatine fold, i.e., the reinforcing ridge may be configured to accommodate the palatine fold without compressing the palatine fold, thereby improving the comfort of the patient. In one preferred embodiment, the reinforcing ridge is provided between the tongue apex correction portion 21 and the shell-like body 10, and the reinforcing ridge is provided extending in the buccal-lingual direction. When the relative position of the tongue tip is adjusted, the position of the palatal fold is located between the palatal slit and the teeth, the reinforcing ridge is arranged between the corresponding tongue tip correction part 21 and the tongue side of the anterior tooth area of the shell-shaped body 10 and corresponds to the position of the palatal fold, so that the wearing of a patient is more comfortable, and the reinforcing ridge is arranged between the tongue tip correction part 21 and the tongue side of the anterior tooth area of the shell-shaped body 10, so that the upward acting force generated when the tongue tip is upwards contacted with the tongue tip correction part 21 can be effectively prevented, and the bearing part 22 is deformed to influence the alignment of the teeth and the change of the shape of the dental arch.

In a preferred embodiment, one end of the reinforcing ridge is connected with the lingual gingival margin or the position adjacent to the lingual gingival margin of the shell-shaped body 10, and the other end of the reinforcing ridge is connected with the lingual apex correction part 21, so that the reinforcing ridge has a longer length in the lateral direction of the buccolingual side and a better bending resistance effect of the bearing part 22, and can adapt to different patient oral conditions, such as different lengths of palatal folds extending in the lateral direction of the buccolingual side of different patients, and the reinforcing ridge has a longer extension length, can accommodate the extension lengths of the palatal folds in the lateral direction of the buccolingual side of different patients, and has stronger adaptability.

In some embodiments of the present invention, the stiffness of the reinforcement 221 is greater than the stiffness of the shell-like body 10. When the tongue apex of the patient contacts the tongue apex correction part 21, the bearing part 22 and the reinforcement part 221 need to generate strength enough to support the action force generated by the contact of the tongue apex and the tongue apex correction part, and the shell-shaped body 10 is a cavity for accommodating a plurality of teeth, the cavity can only wrap the teeth when being worn on the teeth, and can also interact with the teeth to generate the action force with the aligning effect, at the moment, the wrapping of the teeth has certain rigidity and needs the wearing comfort, therefore, when the shell-shaped body 10 only serves as the cavity for accommodating a plurality of teeth, the rigidity can be selected according to the most comfortable wearing performance of the patient. When a certain correction effect is required, the rigidity of the reinforcing part 221 can be adjusted to be larger, the rigidity of the reinforcing part 221 needs to be larger than that of the shell-shaped body 10, and the reinforcing part can have supporting strength when a tongue tip generates acting force, more specifically, the shore hardness of the reinforcing part 221 is 65D-80D, for example, the shore hardness of the reinforcing part 221 is any one of 65D, 70D, 75D and 80D or other point values in the interval, or any two points are in the range of the peak of the interval; the shore hardness of the shell-shaped body 10 is 50D-75D, for example, the shore hardness of the shell-shaped body 10 is any one of 50D, 55D, 60D, 65D, 70D and 75D or other points in the interval, or any two points are in the range of the peak of the interval; by adopting the arrangement mode, when the tongue tip contacts with the tongue tip correction part to generate acting force, the reinforcing part 221 can generate a supporting effect of supporting the corresponding acting force, so that the deformation generated by the reinforcing part 221, the bearing part 22 and the shell-shaped body 10 is reduced. In other embodiments, the stiffness of the carrier portion 22 is greater than the stiffness of the shell-like body 10. The rigidity of the bearing portion 22 can also enhance the resistance to the action force generated when the tongue tip contacts the tongue tip correction device 21, and more specifically, the shore hardness of the bearing portion 22 is 65D-80D, for example, the shore hardness of the bearing portion 22 is any one of 65D, 70D, 75D and 80D or other point values in the interval, or any two points are in the range of the peak of the interval; the shore hardness of the shell-shaped body 10 is 50D-75D, for example, the shore hardness of the shell-shaped body 10 is any one of 50D, 55D, 60D, 65D, 70D and 75D or other points in the interval, or any two points are in the range of the peak of the interval; the arrangement mode can ensure that when the tongue tip contacts with the tongue tip correction part to generate acting force, the bearing part 22 can generate the supporting effect of supporting the corresponding acting force, thereby reducing the deformation generated by the bearing part 22 and the shell-shaped body 10. In another embodiment, the stiffness of the reinforcement part 221 is greater than the stiffness of the carrier part 22, which can enhance the comfort of the carrier part 22 contacting the upper jaw, while the reinforcement part 221 provides sufficient stiffness to reduce the deformation of the carrier part 22.

In some embodiments of the present invention, at least a portion of the reinforcement 221 is a multi-layer structure, the multi-layer structure includes a base layer and a reinforcement layer, wherein at least one reinforcement layer at least partially covers the base layer, wherein the base layer and the reinforcement layer can be made of the same material or different materials, the base layer can be made of the same material as the shell-shaped body 10, and the base layer, the reinforcement layer and the carrier 22 can be made of the same material. One preferred way is that the reinforcing layer has a modulus of elasticity that is greater than the modulus of elasticity of the base layer, i.e., the reinforcing layer is capable of providing sufficient stiffness to reduce deformation of the load-bearing part 22. In one preferred embodiment, the reinforcing part 221 formed of a multi-layered structure has an overall thickness greater than that of the shell-like body 10. In the above embodiments, the thickness of the reinforcement is 0.1-0.5mm, such as any one of 0.1mm, 0.2mm, 0.3mm, 0.4mm or 0.5mm or other points within this interval, or any two points are within the range of the apex of the interval; the thickness of the shell-shaped body is 0.5-1.0mm, such as any one of 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm or 1.0mm or other points in the interval, or any two points are in the range of the top point of the interval; within the above range, the overall thickness of the reinforcement portion formed by the multi-layer structure is greater than the thickness of the shell-shaped body 10, and the interaction between the shell-shaped body accommodating the teeth and the teeth while ensuring that the reinforcement portion 221 can provide sufficient rigidity to reduce the deformation of the bearing portion 22 is more comfortable for the patient to wear.

In some embodiments of the present invention, the shell-shaped body 10 and the tongue correction portion 20 are integrally formed or detachable. More specifically, in one embodiment, the shell body 10 and the tongue correction portion 20 are integrally formed, and the embodiment thereof is a structure formed by cutting the shell body 10 and the tongue correction portion 20 according to actual correction requirements after forming an integrally hot-pressed film or a structure formed by direct 3D printing. In another embodiment, the shell-shaped body 10 and the tongue correction portion 20 are formed separately, and the shell-shaped body 10 and the tongue correction portion 20 can be formed by separate connection through adhering, magnetic attraction, and clamping; adopt components of a whole that can function independently shaping structure, simple to operate can select the shell body 10, the tongue position correction portion 20 that is fit for the different effects of correcting that can produce in patient's own mouth to install according to patient's intraoral actual conditions for the patient has individualized customized to the treatment. In other embodiments, the connection form between the tongue tip correction portion 21 and the bearing portion 22, and the connection form between the bearing portion 22 and the reinforcement portion 221 are similar to the forming form of the shell-shaped body 10 and the tongue position correction portion 20, such as the forming form of an integral forming structure or a separate forming structure, and are not described in detail herein.

In some embodiments of the present invention, as shown in fig. 1 and 2, the tongue tip correcting portion 21 is a cavity protruding toward the tongue body, the cavity is composed of at least one surface, and the protruding height toward the tongue body forms a height difference with the lingual gingival margin of the anterior tooth area of the shell-shaped body 10 or the lingual gingival margin adjacent thereto. When the tongue correction unit 20 is viewed from a cross section on a sagittal plane based on a midline, the height difference formed by the cavity can partially accommodate the incisal margin or a part adjacent to the incisal margin of the teeth in the anterior maxillary area, so as to adjust the relative position relationship between the upper and lower jaws, and the position corresponding to the tongue tip correction unit 21 can effectively induce and adjust the position of the tongue tip.

In some embodiments of the present invention, the width of the cavity in the mesial-distal direction of the sagittal plane is not less than the width of at least one tooth in the mesial-distal direction of the anterior dental area of the shell-like body 10. Specifically, the starting point of the width of the cavity in the proximal-distal direction along the sagittal plane may be at the papilla of the incisors of the palate, extend in the distal direction along the palatal folds, and the extending width is the width of at least one tooth in the anterior dental area of the shell-shaped body 10 in the proximal-distal direction, more specifically, the width may be the width of any one tooth in the anterior dental area in the proximal-distal direction, or the width of any two or more teeth in the anterior dental area in the proximal-distal direction; the width can also be the width of any one tooth in the mandibular anterior area in the mesial-distal direction, or the width of any two or more teeth in the mandibular anterior area in the mesial-distal direction. The arrangement mode can provide enough induction area to adjust the relative position of the tongue tip, and when the mouth is closed, the foreign body sensation to the tongue body is small, and the patient can wear the mouth more comfortably.

In some embodiments of the present invention, the width of the cavity along the lingual side of the teeth is not less than the width of at least one tooth in the mesial-distal direction of the anterior teeth area of the shell-like body 10. Specifically, the starting point of the cavity in the width in the bucco-lingual direction of the teeth may be the palatal incisor papillae, and extend in the bucco-lingual direction of the palatal fold, or extend in the bucco-lingual direction of the palatal fold along the gum of any tooth in the anterior dental area, and the extending width is the width in the mesial-distal direction of at least one tooth in the anterior dental area of the shell-shaped body 10, more specifically, the width may be the width in the mesial-distal direction of any tooth in the anterior dental area of the upper jaw, or the width in the mesial-distal direction of any two or more teeth in the anterior dental area of the upper jaw; the width can also be the width of any one tooth in the mandibular anterior area in the mesial-distal direction, or the width of any two or more teeth in the mandibular anterior area in the mesial-distal direction. The arrangement mode can provide enough induction area to adjust the relative position of the tongue tip, and when the mouth is closed, the foreign body sensation to the tongue body is small, and the patient can wear the mouth more comfortably. In some embodiments, the width of the cavity in the bucco-lingual direction of the teeth is no less than the width in the mesial-distal direction of at least one tooth of the anterior dental area of shell-like body 10, while the width in the mesial-distal direction of the cavity in the sagittal plane is no less than the width in the mesial-distal direction of at least one tooth of the anterior dental area of shell-like body 10.

In some embodiments of the present invention, as shown in fig. 3 to 5, the tongue tip correction portion 21 includes a tongue tip correction portion proximal end 211, and a distance between the tongue tip correction portion proximal end 211 and the lingual gingival margin or the adjacent lingual gingival margin of the anterior dental area of the shell-shaped body 10 and an incisal edge or a portion adjacent to the incisal edge of teeth of the anterior dental area of the jaw. More specifically, the space between the lingual apex correction proximal end 211 and the lingual or adjacent lingual gingival margin of the anterior dental area of the shell-like body 10 accommodates the incisal or adjacent portion of the teeth of the mandibular anterior dental area, which may include the following: 1) the incisal margin is 1/3 points of the anterior labial surface of the mandible; 2) a portion adjacent the incisal edge is adjacent 1/3 to the anterior labial surface of the mandible, such as between 1/4-1/3 or between 1/3-1/2, and more preferably between 1/4-1/3, when the vertical distance that the maxillary teeth cover the mandibular teeth does not exceed the mandibular labial surface cut 1/3. In the sagittal section along the long axis direction of the tooth body, the contact area of the near middle end 211 of the tongue tip correction part and the lower jaw is more adjacent to the incisal margin of the maxillary anterior tooth area than the contact area of the near middle end 211 of the tongue tip correction part, namely, the height difference delta h is formed between the height of the protrusion of the tongue tip correction part 21 to the tongue spindle line and the gingival margin of the lingual anterior tooth area of the shell-shaped body 10 or the gingival margin of the lingual side, and a certain distance exists between the tongue tip correction part 21 and the shell-shaped body 10 in the near-far direction, and the arrangement mode forms a containing space, so that the incisal margin of the teeth in the mandibular anterior tooth area or a part adjacent to the incisal margin.

In some embodiments, the end surface of the proximal end 211 of the tip correction is a guide surface that guides the lower jaw between the proximal end 211 of the tip correction and the lingual or adjacent lingual gingival margin of the anterior dental area of the shell-like body 10. The arrangement of the guide surface leads the lower jaw to enter the accommodating space formed by the near middle end 211 of the tongue tip correcting part and the gingival margin of the tongue side of the anterior tooth area of the shell-shaped body 10 or the part close to the gingival margin when the teeth of the lower jaw anterior tooth area are subjected to the occlusal operation, so that the position of the lower jaw relative to the upper jaw in the sagittal direction is adjusted, and the occlusal position relation of the upper jaw and the lower jaw is adjusted. In some preferred embodiments, the guide surface is a guide flat surface, a guide curved surface, or a guide mating surface that conforms to the shape of the incisal edge or lingual side surface adjacent to the incisal edge of the teeth in the anterior dental area. When the guide surface is a guide plane or a guide curved surface, when the teeth in the lower jaw front tooth area contact with the guide surface, the teeth slide into the accommodating space formed by the near middle end 211 of the tongue tip correction part and the lingual gingival margin or the adjacent gingival margin in the front tooth area of the shell-shaped body 10, and the guide surface has the function of guiding the lower jaw to enter the accommodating space. When the guide surface is a guide matching surface matched with the incisal margin of the teeth in the front teeth area of the jaw teeth or the shape of the lingual side surface close to the incisal margin, when the guide surface guides the teeth in the front teeth area of the jaw to the inner side of the accommodating space formed by the near middle end 211 of the lingual apex correction part and the lingual side gingival margin of the front teeth area of the shell-shaped body 10 or the gingival margin, the guide matching surface is matched with the shape of the teeth in the front teeth area of the jaw teeth. When the tongue apex correction unit 21 has a spherical shape, the tongue apex correction unit proximal end 211 is a curved guide surface as shown in fig. 1 and 3; when the tongue tip correction portion 21 has a cubic shape, as shown in fig. 4, the proximal end 211 of the tongue tip correction portion is a guide plane; certainly, the concrete shape of tongue point correction portion 21 can also be other spatial structure, and the near middle end 211 of tongue point correction portion is the combination of guide plane or guide curved surface or guide plane and guide curved surface, as shown in fig. 5, the tongue point induction effect can all be realized to above-mentioned mode, all is in the protection scope of the utility model, no longer give unnecessary details here.

In some embodiments of the present invention, the lingual correction device 20 includes a palatal side and a lingual side, and the palatal side is spaced 0-2mm from the palatal folds. More specifically, the palatal side of the tongue correction device 20 may be positioned in close proximity to the palatal fold or may be positioned in a spaced relationship; when the palatal side of the tongue position correcting device 20 is attached to the palatal fold, the carrying part 22 is attached to the maxillary palatal fold, the reinforcing part 221 provided thereon can partially accommodate the palatal fold, one end of the tongue tip correcting device 21 is in contact with the palatal fold, and the other end is protruded toward the tongue body; when the palatal side of the tongue position correcting part 20 is spaced from the palatal fold, a gap also exists between the bearing part 22 and the maxillofacial fold, so that the wearing comfort of a patient is improved, and meanwhile, the reinforcing part 221 arranged on the bearing part 22 can prevent the bearing part 22 from being deformed by the acting force generated by the contact between the tongue tip and the tongue tip correcting part 21, so that the shell-shaped body 10 is deformed to generate an unexpected stress effect on teeth. One end of the tongue tip correction part 21 is not contacted with the palatal fold, and the other end is convexly arranged towards the tongue body direction, so that the palatal side surface of the tongue body correction part 20 is not contacted with the palatal fold, the comfort of a patient is improved when the tongue tip correction part is worn, and the bacteria breeding in the mouth of the patient caused by the wearing of the palatal fold and the tongue body correction part 20 in a long-time closed environment is reduced.

In some embodiments of the present invention, the lingual side of the teeth away from the anterior tooth area of the shell-shaped body 10 of the tongue correction portion 20 substantially matches the curvature of the anterior tooth area. Specifically, the basic fitting comprises that the side of the tongue correction part 20, which is far away from the anterior teeth area of the shell-shaped body 10, is the same as the bending radian of the anterior teeth area of the teeth, the side of the tongue correction part 20, which is far away from the anterior teeth area of the maxillary anterior teeth area, is the similar to the bending radian of the anterior teeth area of the shell-shaped body 10, wherein the change interval of the similar bending radian is +/-10 degrees, so as to ensure that the side of the tongue correction part 20, which is far away from the anterior teeth area of the shell-shaped body 10, is the inward concave type bending form towards the incisor direction similar to the anterior teeth area, and the arrangement mode reserves a relatively large accommodating space for the tongue body after the patient wears the tongue body, and the foreign body sensation of the tongue body is small while the relation between the upper and the lower jaws is adjusted.

In some embodiments of the present invention, as shown in fig. 6 and 8, the shell-shaped body 10 is further provided with a wrapping portion 13 along the edge of the gum line, and the wrapping portion 13 at least partially covers the gum. This kind of setting mode can increase the stability that shell form tooth rescued ware and tooth surface contact, when shell form tooth rescued the ware and wear in children's oral cavity, can not lead to shell form body 10 and the phenomenon of taking place to dislocate of tooth because children's the short and small tooth crown, when the design, can carry out the adaptability adjustment to the area that parcel portion 13 covered the gum according to patient's intraoral actual conditions to when ensureing with tooth contact stability, reduce intraoral foreign body and feel. In addition, the arrangement of the wrapping part 13 can also realize avoiding design on the tongue frenulum and the frenulum labialis, so that the discomfort of the patient after wearing can be avoided.

In some embodiments of the invention, as shown in fig. 7 and 8, the lingual and/or buccal sides of the shell-like body 10 are further provided with a geometry 14 that conforms to the external surface structure of the attachment to be mounted on the maxillary tooth. This kind of mode of setting can make shell body 10 more firm with the tooth surface contact, when shell tooth correction ware was worn in children's oral cavity, can not lead to shell body 10 and the phenomenon of dislocation of tooth to take place because children's the short and small tooth crown, and the geometry that holds the annex can set up the tongue side at shell body 10, increase the aesthetic property, can also set up the lip side at shell body 10, the effect of correcting that has certain function simultaneously, can also set up simultaneously at the lip side of shell body 10 and tongue side according to correcting the demand in addition, the position of concrete setting and the quantity that sets up, can select according to the demand of reality, do not injectly here.

In some embodiments of the present invention, the shell-like body 10 has a geometry that gradually aligns the teeth from an initial position to a target orthodontic position. Specifically speaking, when the shell tooth is rescued to the patient and is worn the shell tooth and rescue the ware, shell body 10 not only has the effect of parcel tooth, still corrects the effect to the tooth, if make the tooth from initial position relocate gradually to the effect of target position when adjusting tongue point to target bite position, not only the efficiency of stage correction promotes, to whole correction scheme, it also promotes to correct efficiency. In other embodiments, the effect of shell body 10 can also only be for wrapping up the tooth to do not produce the effect of correcting to the tooth, and the travelling comfort that the patient wore can be strengthened to this kind of mode of setting, only produces the effect of adjusting tongue point to target interlock position, and all the other teeth do not produce the effect of correcting, and the pertinence of correcting is stronger, alleviates shell body 10 and corrects the uncomfortable sense of production to the tooth simultaneously.

The utility model also provides a tooth correction system, including a plurality of shelly teeth correction ware, at least one shelly tooth correction ware in a plurality of shelly teeth correction ware is as above-mentioned arbitrary shelly tooth correction ware, and a plurality of shelly teeth correction ware have the geometry that makes the tooth relocate gradually to the target location from initial position when inducing the tongue point to adjust to the second position from the first position. More specifically, this correct among the system can only be single jaw and correct, if only correct for the upper jaw, a plurality of shell tooth correction ware that use at the in-process of correcting carry out the correction effect that the tooth relocates gradually to the target location from initial position, if a plurality of shell tooth correction ware were worn at the upper jaw tooth, tongue body correction portion can induce the tongue apex to coincide from the treatment plan of first position adjustment to second position, shell body has the geometry that makes the tooth relocate gradually to the target position from initial position simultaneously, make patient's upper jaw tooth carry out the tooth when carrying out tongue apex relative position adjustment and correct, realize tongue body and tooth synchronous correction, improve and correct efficiency.

The utility model also provides a system is rescued to tooth, including a plurality of teeth correction device suit, at least one tooth correction device suit is for above-mentioned arbitrary tooth correction device suit among a plurality of teeth correction device suit, and a plurality of teeth correction device suit have and make tooth from initial position reposition to the geometry of target location gradually when inducing the tongue point to adjust to the second position from the primary position. The dental appliance system comprises a plurality of dental appliance sets which can be used for simultaneously correcting the upper jaw and the lower jaw, and one of the dental appliance sets is described in detail as follows:

the utility model provides a ware suit is rescued to tooth, includes that the ware is rescued to upper jaw tooth and lower jaw tooth, and the ware is rescued to upper jaw tooth for the shell form tooth like above-mentioned arbitrary, and the ware is rescued to lower jaw tooth is including the lower jaw shell form body that is used for wrapping up lower jaw tooth. The upper jaw tooth is rescued and is had the effect of adjustment tongue point relative position promptly, and the lower jaw tooth is rescued and is rescued the ware for wrapping up lower jaw tooth, and it can keep the relative position relation of lower jaw tooth as the retainer, also can for making lower jaw tooth have from the initial position gradually rectify the integrated configuration to the target location, and upper jaw tooth and lower jaw tooth are rescued simultaneously this moment, have and rectify the synchronism, improve and correct efficiency.

In some embodiments of the present invention, the lower jaw shell body is further provided with a lower jaw wrapping portion along the edge of the gum line, and the lower jaw wrapping portion at least partially covers the gum. This kind of setting up mode can increase the stability that the ware was rescued with lower jaw shell form tooth surface contact, and when the ware was worn in children's oral cavity to lower jaw shell form tooth, can not lead to the phenomenon that lower jaw shell form body and tooth take place to dislocate because of children's the short and small tooth crown, when the design, can carry out the adaptability adjustment to the area that lower jaw parcel portion covered the gum according to patient's intraoral actual conditions to when ensureing with tooth contact stability, reduce intraoral foreign body and feel. In addition, the arrangement of the lower jaw wrapping part can also carry out avoiding design on the tongue frenulum and the labial frenulum, so that the increase of uncomfortable feeling of a patient after wearing the mask is avoided.

In some embodiments of the present invention, the lingual and/or buccal side of the mandibular shell body is further provided with a geometric structure that conforms to the outer surface structure of the fitting mounted on the mandibular tooth. This kind of mode of setting up can make the lower jaw shell body more firm with the tooth surface contact, when shell form tooth correction ware is worn in children's oral cavity, can not lead to the lower jaw shell body and the tooth phenomenon of taking place to dislocate because of children's the short and small tooth crown, and the geometry that holds the annex can set up the tongue side at lower jaw shell body, increase the aesthetic property, can also set up the lip side at lower jaw shell body, the effect of correcting of certain function has simultaneously, in addition can also set up simultaneously at the lip side and the tongue side of lower jaw shell body according to correcting the demand, the position of concrete setting and the quantity that sets up, can select according to the demand of reality, do not injectd here.

Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims (29)

1. A shell-shaped tooth corrector comprises a shell-shaped body, wherein the shell-shaped body is provided with a plurality of cavities for accommodating teeth, and is characterized in that a lingual correction part is arranged at or near a lingual gingival margin in an anterior tooth area of the shell-shaped body, the lingual correction part spans at least one part of the surface of a palatine fold, and the lingual correction part comprises a lingual apex correction part for inducing the lingual apex to be adjusted from a first position to a second position and a bearing part for bearing the lingual apex correction part;

the tongue tip correction part is of a geometrical structure protruding towards the tongue body, and the protruding height of the tongue tip correction part is matched with a treatment plan for inducing the tongue tip to be adjusted from a first position to a second position;

the bearing part is also provided with a reinforcing part which is a geometric structure for at least partially offsetting the lateral or sagittal deformation of the cheek and tongue caused by the contact of the tongue apex and the tongue apex correcting part.

2. The shell-shaped dental appliance of claim 1, wherein the reinforcement is a geometric structure that conforms to the convex shape of the palatine fold.

3. The shell-shaped dental appliance of claim 2, wherein the reinforcement is at least one reinforcing ridge shaped like a palatine fold bulge.

4. The shell-shaped dental appliance of claim 3, wherein a cross-section of a single reinforcing ridge in the sagittal direction transverse mesial-distal direction is an arc or a semi-closed polygon.

5. The shell-shaped dental appliance of claim 2, wherein the reinforcement is disposed between the cusp correction and the lingual side of the anterior tooth zone of the shell-shaped body.

6. The shell-shaped dental appliance of claim 1, wherein the reinforcement is at least one reinforcing ridge in the same direction as the direction of the bulge of the palatine fold.

7. The shell-shaped dental appliance of claim 6, wherein the reinforcing ridge is disposed between the cusp correction portion and the shell-shaped body, and the reinforcing ridge is disposed extending laterally of the buccolingual side.

8. The shell-shaped dental appliance of claim 7, wherein one end of the reinforcing ridge is connected to the lingual or adjacent lingual margin of the shell-shaped body and the other end of the reinforcing ridge is connected to the lingual apex correction.

9. The shell-shaped dental appliance of claim 1, wherein the reinforcement portion has a stiffness greater than a stiffness of the shell-shaped body.

10. The shell-shaped dental appliance of claim 9, wherein the reinforcing portion has a stiffness greater than a stiffness of the carrier portion.

11. The shell-shaped dental appliance of claim 1, wherein at least a portion of the reinforcement is a multi-layer structure comprising a base layer and a reinforcing layer, wherein at least one of the reinforcing layers at least partially overlies the base layer.

12. The shell-shaped dental appliance of claim 11, wherein the reinforcement formed by the multi-layered structure has an overall thickness greater than a thickness of the shell-shaped body.

13. The shell-shaped dental appliance of claim 1, wherein the shell-shaped body and the tongue correction portion are of an integrally formed structure or a detachable structure.

14. The shell-shaped dental appliance of claim 1, wherein the lingual apex correction portion is a cavity protruding in the lingual direction, the cavity is formed by at least one surface, and the protruding height in the lingual direction forms a height difference with the lingual gingival margin or a position adjacent to the lingual gingival margin in the anterior dental area of the shell-shaped body.

15. The shell-shaped dental appliance of claim 14, wherein the cavity has a width in the mesial-distal direction along the sagittal plane that is not less than the mesial-distal direction of at least one tooth of the anterior dental zone of the shell-shaped body.

16. The shell-shaped dental appliance of claim 14, wherein the cavity has a width in a buccal-lingual direction of the teeth that is not less than a width in a mesial-distal direction of at least one tooth of the anterior dental zone of the shell-shaped body.

17. The shell-shaped dental appliance of claim 14, wherein the cuspid correction comprises a mesial tip of the cuspid correction, the distance between the mesial tip of the cuspid correction and the lingual gingival margin or the lingual gingival margin of the anterior dental area of the shell-shaped body and the incisal edge or a portion of the adjacent incisal edge of the teeth of the anterior dental area of the jaw.

18. The shell-shaped dental appliance of claim 17, wherein the end surface of the mesial end of the cuspid correction portion is provided with a guide surface for guiding the lower jaw between the mesial end of the cuspid correction portion and the lingual gingival margin or the adjacent lingual gingival margin of the anterior dental area of the shell-shaped body.

19. The shell-shaped dental appliance of claim 18, wherein the guide surface is a guide flat surface, a guide curve surface or a guide mating surface that conforms to the shape of the lingual side of the teeth at or adjacent to the anterior dental area of the jaw teeth.

20. The shell-shaped dental appliance of claim 1, wherein the lingual appliance includes a palatal side and a lingual side, the distance between the palatal side and the palatal folds being 0-2 mm.

21. The shell-shaped dental appliance of claim 1, wherein the lingual side of the lingual correction portion facing away from the anterior dental zone of the shell-shaped body substantially conforms to the curvature of the anterior dental zone.

22. The shell-shaped dental appliance of claim 1, wherein the shell-shaped body is further provided with a wrapping portion along a gum line edge, the wrapping portion at least partially covering the gum.

23. The shell-shaped dental appliance of claim 1, wherein the lingual and/or buccal sides of the shell-shaped body are further provided with a geometry that conforms to an outer surface structure of an attachment mounted on a maxillary tooth.

24. The shell-shaped dental appliance of claim 1, wherein the shell-shaped body has a geometry that gradually aligns the teeth from an initial position to a target appliance position.

25. A set of dental appliances comprising a maxillary dental appliance and a mandibular dental appliance, wherein the maxillary dental appliance is a shell dental appliance as claimed in any one of claims 1 to 24 and the mandibular dental appliance comprises a mandibular shell body for encasing mandibular teeth.

26. The kit of claim 25, wherein the mandibular shell body further comprises a mandibular wrapping along the gingival line edge, the mandibular wrapping at least partially overlying the gingiva.

27. The kit of claim 25, wherein the lingual and/or buccal side of the mandibular shell body is further provided with a geometry that conforms to an external surface structure of an attachment mounted to the mandibular tooth.

28. A dental appliance system comprising a plurality of shell dental appliances, wherein at least one of the plurality of shell dental appliances is a shell dental appliance as claimed in any one of claims 1 to 24 having a geometry that induces an adjustment of the apex of the tongue from a first position to a second position while gradually repositioning the tooth from an initial position to a target position.

29. A dental appliance system comprising a plurality of sets of dental appliances, wherein at least one of the sets of dental appliances is as claimed in any one of claims 25 to 27, the sets having a geometry that induces an adjustment of the apex of the tongue from a first position to a second position while gradually repositioning the teeth from an initial position to a target position.

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