Oral appliance capable of being movably adjusted
By introducing detachable adjustment components and positioning structures into oral orthodontic appliances, the problems of heavy weight and poor adaptability of existing appliances are solved, flexible tooth correction is achieved, the cost of use is reduced and the correction effect is improved.
Patent Information
- Application Number
- CN202422654928.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-31
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-10-31
AI Technical Summary
Existing oral appliances are heavy and bulky, and are uncomfortable to wear and poorly adaptable, resulting in poor treatment accuracy. They also require regular replacement, which increases the cost burden on patients.
A removable and adjustable oral appliance is designed, which includes an appliance body, a positioning structure and multiple adjustment components. The adjustment components are detachably connected and provide correction force through the positioning structure to adapt to changes in tooth position.
It improves the scope of application and flexibility of the orthodontic appliance, reduces the cost of use, improves the correction effect and reduces the patient's treatment costs.
Smart Images
Figure CN223438656U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of oral correction, in particular to a movable and adjustable oral corrector. BACKGROUND
[0002] In recent years, the problem of children's oral deformity is increasingly serious, and the demand for correction is gradually increasing. The existing corrector is relatively large in weight and volume, and the patient has poor comfort and poor compliance when wearing it, and it is easy to fall out of the patient's mouth. In addition, the upper and lower tooth groove positions of the current corrector are relatively fixed and are mostly integrally formed, and the fitting degree is relatively poor, so that the corrector cannot be adjusted according to the situation during the correction process, resulting in poor treatment accuracy. Moreover, as the wearer grows and the correction effect is exerted, the dental and jawbone conditions change constantly, so as to ensure the fitting degree of the corrector and meet the correction needs, the corrector generally needs to be replaced regularly, and the patient's treatment cost burden will increase accordingly.
[0003] Therefore, how to reduce the use cost and meet the correction needs and improve the correction effect has become a problem to be solved by those skilled in the art. CONTENT OF THE INVENTION
[0004] The present application provides a movable and adjustable oral corrector to solve the problem of how to reduce the use cost and meet the correction needs and improve the correction effect in the prior art.
[0005] The present application provides a movable and adjustable oral corrector, comprising: a corrector main body, the corrector main body having a lip stop and a tongue stop;
[0006] A positioning structure is arranged in the inner cavity wall of the lip stop and the tongue stop in the vertical direction;
[0007] A plurality of adjustment assemblies, each adjustment assembly being connected to the positioning structure in a detachable manner according to the positions of the preset teeth, the adjustment assembly being capable of providing a correction force to the tooth groove of the corrector main body to cooperate with the corrector main body to correct the teeth.
[0008] Optionally, the adjustment assembly comprises a spacing adjustment assembly and a retaining member; wherein,
[0009] The retaining member is connected to the positioning structure in a detachable manner and is fixed relative to the positioning structure;
[0010] One end of the spacing adjustment assembly is arranged on the retaining member, and the other end of the spacing adjustment assembly abuts against the tooth groove of the corrector main body and can apply a correction force to the tooth groove of the corrector main body.
[0011] Optionally, the spacing adjustment assembly comprises an adjustment support shaft seat, an adjustment rod and an adjustment head; wherein,
[0012] The adjusting support shaft base comprises a connecting support base and an adjusting shaft, the connecting support base is detachably connected to the retainer, and the adjusting shaft is telescopically connected to the adjusting rod;
[0013] The adjusting head is connected to the adjusting rod to abut against the tooth socket of the appliance body and apply a correction force to the tooth socket of the appliance body.
[0014] Optionally, the adjusting rod comprises a first end close to the connecting support base and a second end close to the adjusting head; the first end of the adjusting rod is provided with an internal thread; correspondingly, the adjusting shaft is provided with an external thread, and the internal thread and the external thread are screwed to realize the connection of the adjusting shaft and the adjusting rod and adjust the distance between the adjusting rod and the adjusting shaft in a screwing manner;
[0015] The second end of the adjusting rod is connected to the adjusting head through a detachable structure.
[0016] Optionally, the detachable structure comprises a gear shaft and a plurality of clamping grooves.
[0017] The gear shaft is sleeved on the second end of the adjusting rod to move along the axial direction of the adjusting rod;
[0018] A plurality of clamping grooves are arranged around the circumferential end face of the accommodating groove of the adjusting head, and the adjusting head can rotate in a direction perpendicular to the axial direction of the adjusting rod, so that the clamping grooves are clamped with the gear teeth of the gear shaft while the adjusting head rotates.
[0019] Optionally, the distance adjusting assembly further comprises a spring, and the spring is arranged between the second end of the adjusting rod and the detachable structure.
[0020] Optionally, the first end face of the adjusting head towards the tooth socket of the appliance body has a structure form matched with the tooth socket of the appliance body, so that the first end face of the adjusting head can be embedded with the tooth socket of the appliance body.
[0021] Optionally, the distance adjusting assembly comprises an adjusting support base, a control driver, an adjusting rod and an adjusting head; wherein,
[0022] The adjusting support base is detachably connected to the retainer;
[0023] The control driver is arranged on the adjusting support base, and the output end of the control driver is telescopically connected to the adjusting rod to drive the telescopic movement of the adjusting rod;
[0024] The adjusting head is connected with the adjusting rod to abut against the tooth socket of the appliance body and apply a correction force to the tooth socket of the appliance body under the driving of the adjusting rod.
[0025] Optionally, the positioning structure comprises a guide groove, a guide sliding block and a fixing assembly.
[0026] The guide groove is provided at least one, and can be distributed in the inner cavity wall of the lip stopper and the tongue stopper in the vertical direction.
[0027] The guide sliding block is slidably connected to the guide groove.
[0028] The fixing assembly is arranged between the guide sliding block and the inner cavity wall of the lip stopper and the tongue stopper in the vertical direction.
[0029] Optionally, the fixing assembly comprises a clamping body, a plurality of clamping grooves, a spring and a mounting positioning hole.
[0030] The plurality of clamping grooves are arranged in the inner cavity wall of the lip stopper and the tongue stopper in the vertical direction.
[0031] The mounting positioning hole is arranged on the end surface of the guide sliding block facing the inner cavity wall of the lip stopper and the tongue stopper in the vertical direction.
[0032] One end of the spring is fixedly connected in the mounting positioning hole, and the other end of the spring is connected with the clamping body.
[0033] The clamping body can be accommodated in the mounting positioning hole, and can be protruded from the mounting positioning hole by the elastic force of the spring and clamped with the corresponding clamping groove.
[0034] Compared with the prior art, the present application has the following advantages:
[0035] The embodiment of the present application provides a movable and adjustable oral appliance, which comprises an appliance body, a positioning structure arranged in the inner cavity wall of the lip stopper and the tongue stopper in the vertical direction, and a plurality of adjusting assemblies.
[0036] The application embodiment sets the positioning structure in the lip stop and the tongue stop, and sets the plurality of adjustment components on the positioning structure in a detachable manner, the adjustment components can provide the correction force to the tooth socket of the appliance main body to cooperate with the appliance main body to correct the teeth. The stop adjustment component of the embodiment can realize the adjustment of the relative position of the appliance, and increase the application range. Meanwhile, based on the detachable adjustment component, the dynamic adjustment function is increased, and the flexibility of use is greatly improved. BRIEF DESCRIPTION OF DRAWINGS
[0037] Figure 1 is a structure schematic view of the movable and adjustable oral appliance in one angle provided by the application embodiment.
[0038] Figure 2 is a structure schematic view of the movable and adjustable oral appliance in another angle provided by the application embodiment.
[0039] Figure 3 is a structure schematic view of one angle of the adjustment component provided by the application embodiment and installed on the tongue stop.
[0040] Figure 4 is a structure schematic view of a distance adjustment component provided by the application embodiment.
[0041] Figure 5 is a structure schematic view of another distance adjustment component provided by the application embodiment.
[0042] Figure 6 is a structure schematic view of still another distance adjustment component provided by the application embodiment.
[0043] Reference signs:
[0044] Appliance main body 1, lip stop 11, tongue stop 12, positioning structure 2, guide groove 21, adjustment component 3, distance adjustment component 4, adjustment support shaft seat 41, adjustment rod 42, adjustment head 43, dismounting structure 44, spring 45, adjustment support seat 46, control driver 47, retaining member 5. DETAILED DESCRIPTION
[0045] In order for the relevant personnel in the art to better understand the purposes, technical solutions and advantages of the application embodiments, the technical solutions in the application embodiments will be clearly and completely described below in conjunction with the drawings in the application embodiments. Obviously, the described embodiments are part of the embodiments of the application, and are not all the embodiments.
[0046] It needs to be further explained that the terms in the specification, claims and above-mentioned drawings of the present application, such as one element is located on another element, connected to another element, the element can be directly located on another element, connected to another element or there can be intermediate elements. In contrast, when one element is called "directly" on another element, "directly connected" to another element, there will be no intermediate elements.
[0047] In the embodiments of the present application, the terms "first", "second", "third" and the like are used to distinguish similar objects and are not used to describe a particular order or sequence. The data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than that illustrated or described herein. In addition, the terms "contain", "include", "have" and the like indicate the presence of a stated feature, but do not exclude one or more other features. Spatial relationship terms such as "upper", "lower", "left", "right", "front", "back" and the like indicate the spatial position relationship of one feature to another feature in the drawings, and it should be understood that the spatial relationship terms include different orientations of the device during use or operation, in addition to the orientation indicated in the drawings. For example, when the device in the drawing is inverted, the feature originally described as "below" the feature can be described as "above" the feature.
[0048] The embodiments of the present application provide a movable and adjustable oral appliance to solve the problem of how to reduce the use cost in the prior art, and to meet the treatment requirements and improve the treatment effect. Figure 1 is a structural schematic diagram of the movable and adjustable oral appliance provided by the embodiments of the present application. Figure 2 is a structural schematic diagram of the movable and adjustable oral appliance provided by the embodiments of the present application from another angle. Figure 3 is a structural schematic diagram of one angle of the adjustment assembly provided by the embodiments of the present application installed on the tongue stop. Figure 4 is a structural schematic diagram of a distance adjustment assembly provided by the embodiments of the present application. Figure 5 is a structural schematic diagram of another distance adjustment assembly provided by the embodiments of the present application. Figure 6 is a structural schematic diagram of still another distance adjustment assembly provided by the embodiments of the present application.
[0049] As Figures 1 to 6As shown, the embodiment of the present application provides a movable and adjustable oral appliance, which comprises an appliance main body 1, a positioning structure 2 and a plurality of adjustment assemblies 3. The appliance main body 1 has a lip stop 11 and a tongue stop 12. The positioning structure 2 is arranged in the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction. Each adjustment assembly 3 is detachably connected to the positioning structure 2 according to the positions of the preset teeth, and the adjustment assembly 3 can provide a correction force to the tooth socket of the appliance main body 1 to cooperate with the appliance main body 1 to correct the teeth.
[0050] Specifically, in the embodiment, the appliance main body 1 comprises an upper appliance main body and a lower appliance main body, and the upper appliance main body and the lower appliance main body are connected to form the appliance main body 1. The inner end faces of the upper appliance main body and the lower appliance main body are connected by a clamping structure to form the appliance main body 1. The clamping structure comprises a clamping groove and a clamping buckle. The clamping groove is arranged at the edge of the inner end face of the upper appliance main body, and the clamping buckle is arranged at the edge of the inner end face of the lower appliance main body. The clamping groove and the clamping buckle are oppositely arranged and clamped to realize the connection of the upper appliance main body and the lower appliance main body. In an example, the upper appliance main body and the lower appliance main body can be integrally formed. The outer end faces of the upper appliance main body and the lower appliance main body are arranged as smooth structures. The appliance main body 1 also has a lip stop 11 and a tongue stop 12. The lip stop 11 abuts against the lips, and the tongue stop 12 abuts against the tongue. The lip stop 11 and the tongue stop 12 are oppositely arranged at the side of the tooth socket on the appliance main body 1.
[0051] The positioning structure 2 is arranged in the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction. In an example, based on the structure and shape of the appliance main body 1, the positioning structure 2 is arranged in a U shape on the appliance main body 1. The positioning structure 2 comprises a guide groove 21, a guide slider and a fixing assembly. The guide groove 21 is arranged in at least one and can be distributed in the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction. The guide groove 21 is arranged in a U shape on the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction. The guide slider is slidably connected to the guide groove 21 and slides on the guide groove 21. The fixing assembly is arranged between the guide slider and the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction. In an example, the fixing assembly comprises a clamping body, a clamping groove, a spring 45 and a mounting positioning hole. A plurality of clamping grooves are arranged in the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction. The mounting positioning hole is arranged on the end face of the guide slider facing the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction. One end of the spring 45 is fixedly connected in the mounting positioning hole, and the other end of the spring 45 is connected with the clamping body. The clamping body can be accommodated in the mounting positioning hole and can be protruded from the mounting positioning hole by the elastic force of the spring 45 to be clamped with the corresponding clamping groove.
[0052] Each of the adjustment assemblies 3 is detachably connected with the positioning structure 2 according to the positions of the preset teeth, and the adjustment assemblies 3 can provide the tooth sockets of the aligner main body 1 with correction forces to cooperate with the aligner main body 1 to correct the teeth.
[0053] Specifically, in the embodiment, the adjustment assembly 3 includes a spacing adjustment assembly 4 and a retaining member 5. The retaining member 5 is detachably connected with the positioning structure 2 and can be fixed relative to the positioning structure 2. Specifically, the retaining member 5 is detachably connected with the guide slider of the positioning structure 2. The retaining member 5 includes a main body, a connecting protrusion, and a receiving groove. The connecting protrusion is arranged on a first end surface of the main body facing the guide slider, and the receiving groove is arranged on a second end surface of the main body facing the spacing adjustment assembly 4. The first end surface and the second end surface are oppositely arranged. Correspondingly, the end surface of the guide slider facing the main body is provided with a connecting slot, and the connecting protrusion can be clamped in the connecting slot, so as to realize the detachable connection of the retaining member 5 with the guide slider. One end of the spacing adjustment assembly 4 is arranged on the retaining member 5. Specifically, one end of the spacing adjustment assembly 4 has a structure matched with the receiving groove, so that one end of the spacing adjustment assembly 4 can be accommodated in the receiving groove of the retaining member 5, to realize the connection of the retaining member 5 with the spacing adjustment assembly 4. The other end of the spacing adjustment assembly 4 abuts against the tooth socket of the aligner main body 1 and can apply a correction force to the tooth socket of the aligner main body 1.
[0054] Further, in an example, the spacing adjustment assembly 4 includes an adjustment support shaft seat 41, an adjustment rod 42, and an adjustment head 43. The adjustment support shaft seat 41 includes a connecting support seat and an adjustment shaft. The connecting support seat is detachably connected with the retaining member 5, specifically, the connecting support seat is detachably connected in the receiving groove of the retaining member 5. The connecting support seat has a structure matched with the receiving groove of the retaining member 5, so that the connecting support seat can be clamped in the receiving groove of the retaining member 5. The adjustment shaft is telescopically connected with the adjustment rod 42. The adjustment head 43 is connected with the adjustment rod 42, so as to abut against the tooth socket of the aligner main body 1 under the driving of the adjustment rod 42 and apply a correction force to the tooth socket of the aligner main body 1.
[0055] In the embodiment, the adjusting rod 42 comprises a first end close to the connecting support base and a second end close to the adjusting head 43. The first end of the adjusting rod 42 is provided with an internal thread, and the adjusting shaft is provided with an external thread. The internal thread and the external thread are screwed to achieve the connection of the adjusting shaft and the adjusting rod 42, and the distance between the adjusting rod 42 and the adjusting shaft is adjusted in a screwing manner. The second end of the adjusting rod 42 is connected with the adjusting head 43 through the detachable structure 44, so that the adjusting rod 42 drives the adjusting head 43 to adjust the distance relative to the tooth groove of the appliance main body 1. In an example, the detachable structure 44 comprises a gear shaft and a plurality of clamping grooves. The gear shaft is sleeved on the second end of the adjusting rod 42 to move with the adjusting rod 42 along the axial direction of the adjusting rod 42. The plurality of clamping grooves are arranged around the circumferential end face of the accommodating groove of the adjusting head 43. The adjusting head 43 can rotate in the direction perpendicular to the axial direction of the adjusting rod 42, so that the clamping grooves are clamped with the gear teeth of the gear shaft while the adjusting head 43 rotates.
[0056] In an example, the first end face of the adjusting head 43 towards the tooth groove of the appliance main body 1 has a structure form matched with the tooth groove of the appliance main body 1, so that the first end face of the adjusting head 43 can be embedded in the tooth groove of the appliance main body 1, thereby improving the stability of the abutment between the adjusting head 43 and the tooth groove of the appliance main body 1, and the orthodontic force provided by the first end face of the adjusting head 43 can be completely covered to the tooth groove of the appliance main body 1, that is, the orthodontic force provided by the first end face of the adjusting head 43 can be uniformly applied to the tooth groove of the appliance main body 1.
[0057] In the embodiment, considering that the tooth groove of the appliance main body 1 will move relative to the adjusting head 43, and the force acting on the tooth groove of the appliance main body 1 will be applied to the adjusting head 43, in order to buffer the force, the distance adjusting assembly 4 further comprises a spring 45 arranged between the second end of the adjusting rod 42 and the detachable structure 44. The spring 45 buffers the force applied to the adjusting head 43 by the tooth groove of the appliance main body 1 through the elastic force of the spring 45, and does not affect the transmission of the orthodontic force applied by the adjusting head 43 to the tooth groove of the appliance main body 1 through the spring 45.
[0058] In an example, the distance adjustment assembly 4 can also have the following structure: specifically, the distance adjustment assembly 4 includes an adjustment support seat 46, a control driver 47, an adjustment rod 42, and an adjustment head 43; wherein the adjustment support seat 46 is detachably connected to the retainer 5, specifically the adjustment support seat 46 is detachably connected to the accommodating groove of the retainer 5, and the adjustment support seat 46 has a structure matched with the accommodating groove of the retainer 5, so that the adjustment support seat 46 can be clamped in the accommodating groove of the retainer 5. The control driver 47 is arranged on the adjustment support seat 46, and the output end of the control driver 47 is telescopically connected with the adjustment rod 42 to drive the telescopic movement of the adjustment rod 42. In this embodiment, the control driver 47 is a microstructure, which at least includes a driving motor and a driving cam structure, the output end of the driving motor is connected with the driving cam structure, and the driving cam structure is connected with the adjustment head 43. The adjustment head 43 is connected with the adjustment rod 42 to abut against the tooth groove of the appliance main body 1 under the driving of the adjustment rod 42 and can apply a correction force to the tooth groove of the appliance main body 1. This example is to adjust the telescopic movement of the adjustment rod 42 by automatic driving. In this example, the distance adjustment assembly 4 further includes a spring 45 arranged between the second end of the adjustment rod 42 and the dismounting structure 44. The spring 45 buffers the force applied by the tooth groove of the appliance main body 1 to the adjustment head 43 by the elastic force of the spring 45, and does not affect the transmission of the correction force applied by the adjustment head 43 to the tooth groove of the appliance main body 1 through the spring 45.
[0059] The embodiment of the present application provides a movable and adjustable oral appliance, which comprises: an appliance main body 1 having a lip stop 11 and a tongue stop 12; a positioning structure 2 arranged in the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction; and a plurality of adjustment assemblies 3, each of which is detachably connected with the positioning structure 2 according to the positions of the preset teeth, and can provide a correction force to the tooth groove of the appliance main body 1 to cooperate with the appliance main body 1 to correct the teeth.
[0060] The embodiment of the present application provides a movable and adjustable oral appliance, which comprises: an appliance main body 1 having a lip stop 11 and a tongue stop 12; a positioning structure 2 arranged in the inner cavity wall of the lip stop 11 and the tongue stop 12 in the vertical direction; and a plurality of adjustment assemblies 3, each of which is detachably connected with the positioning structure 2 according to the positions of the preset teeth, and can provide a correction force to the tooth groove of the appliance main body 1 to cooperate with the appliance main body 1 to correct the teeth.
[0061] The above merely illustrates the preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, and any person skilled in the art can make possible changes and modifications without departing from the spirit and scope of the present application, and all the changes and modifications are within the scope of protection of the present application. Therefore, the scope of protection of the present application should be subject to the protection scope defined by the claims of the present application.
Claims
1. A movable and adjustable oral appliance, characterized in that: include: An appliance body having a lip stop and a tongue stop; A positioning structure is provided in the inner cavity wall of the lip stop and the tongue stop in the vertical direction; Multiple adjustment components, each of which is detachably connected to the positioning structure according to the preset position of each tooth position, and the adjustment component can provide correction force to the tooth socket of the orthodontic appliance body to cooperate with the orthodontic appliance body to correct the teeth.
2. The movable and adjustable oral appliance according to claim 1, characterized in that: The adjustment component includes a spacing adjustment component and a retaining member; wherein, The retaining member is detachably connected to the positioning structure and can be fixed relative to the positioning structure; One end of the spacing adjustment component is arranged on the retaining member, and the other end of the spacing adjustment component abuts against the tooth socket of the orthodontic appliance main body and can apply a correction force to the tooth socket of the orthodontic appliance main body.
3. The movable and adjustable oral appliance according to claim 2, characterized in that: The spacing adjustment assembly includes an adjustment support shaft seat, an adjustment rod and an adjustment head; wherein, The adjustment support shaft seat includes a connecting support seat and an adjustment shaft, the connecting support seat is detachably connected to the retaining member, and the adjustment shaft is telescopically connected to the adjustment rod; The adjusting head is connected to the adjusting rod so as to abut against the tooth socket of the orthodontic appliance body under the drive of the adjusting rod and apply a correction force to the tooth socket of the orthodontic appliance body.
4. The movable and adjustable oral appliance according to claim 3, characterized in that: The adjusting rod includes a first end close to the connecting support seat and a second end close to the adjusting head; the first end of the adjusting rod is provided with an internal thread; correspondingly, the adjusting shaft is provided with an external thread, the internal thread and the external thread are screwed together to achieve the connection between the adjusting shaft and the adjusting rod, and the spacing of the adjusting rod relative to the adjusting shaft is adjusted in a screw manner; The second end of the adjusting rod and the adjusting head can be connected via a detachable structure.
5. The movable and adjustable oral appliance according to claim 4, characterized in that: The disassembly structure includes a shift gear shaft and a plurality of slots; The shifting gear shaft is sleeved on the second end of the adjusting rod to move along the axial direction of the adjusting rod with the adjusting rod; A plurality of the clamping grooves are arranged around the circumferential end surface of the accommodating groove of the adjusting head. The adjusting head can rotate in the axial direction perpendicular to the adjusting rod, so that the clamping grooves are engaged with the shifting teeth of the shifting gear shaft while rotating with the adjusting head.
6. The movable and adjustable oral appliance according to claim 4, characterized in that: The distance adjustment assembly further includes a spring, which is arranged between the second end of the adjustment rod and the disassembly structure.
7. The movable and adjustable oral appliance according to claim 3, characterized in that: The first end surface of the adjusting head facing the tooth socket of the appliance body has a structural form adapted to the tooth socket of the appliance body, so that the first end surface of the adjusting head can be engaged with the tooth socket of the appliance body.
8. The movable and adjustable oral appliance according to claim 2, wherein: The spacing adjustment assembly includes an adjustment support seat, a control driver, an adjustment rod and an adjustment head; wherein, The adjustment support seat is detachably connected to the retaining member; The control driver is arranged on the adjustment support seat, and the output end of the control driver is telescopically connected to the adjustment rod to drive the adjustment rod to move telescopically; The adjusting head is connected to the adjusting rod so as to abut against the tooth socket of the orthodontic appliance body under the drive of the adjusting rod and apply a correction force to the tooth socket of the orthodontic appliance body.
9. The movable and adjustable oral appliance according to claim 1, wherein: The positioning structure includes a guide groove, a guide slider and a fixing assembly; wherein, The guide groove is provided in at least one piece and can be distributed in the inner cavity wall of the lip block and the tongue block in the vertical direction; The guide slider is slidably connected to the guide groove and slides on the guide groove; The fixing assembly is arranged between the guide slider and the inner cavity walls of the lip block and the tongue block in the vertical direction.
10. The movable and adjustable oral appliance according to claim 9, characterized in that: The fixing assembly includes a card body, a plurality of card slots, a spring and an installation positioning hole; A plurality of the card slots are arranged at intervals in the inner cavity wall of the lip block and the tongue block in the vertical direction; The mounting positioning hole is provided on the end surface of the inner cavity wall of the guide slider facing the lip stop and the tongue stop in the vertical direction; One end of the spring is fixedly connected to the mounting positioning hole, and the other end of the spring is connected to the card body; The card body can be accommodated in the installation positioning hole, and can be protruded from the installation positioning hole by the elastic force of the spring and then be engaged with the corresponding card slot.