42 results about "Lower anterior" patented technology

According to the novel mandibular protraction appliance and the digitization-based manufacturing method thereof, a vestibular shield is arranged on the lip side of the lower anterior teeth of the mandibular protraction appliance, and the appliance can effectively seal the oral cavity and improve the dry mouth symptom possibly occurring when a traditional mandibular protraction appliance is worn; the common mouth breathing problem of patients with obstructive sleep apnea hypopnea syndrome (OSAHS) is solved, and the limitation of lip inclination of lower anterior teeth caused by a traditional mandibular advancement appliance is reduced more remarkably.

The muscle activator comprises an upper jaw part and a lower jaw part, the upper jaw part and the lower jaw part are connected through a connecting part, and the upper jaw part, the lower jaw part and the connecting part are integrally manufactured; the upper jaw part at least wraps upper jaw anterior teeth, and the lower jaw part at least wraps lower anterior teeth. The invention further discloses a manufacturing method of the muscle agonist, and particularly discloses a 3D printing method. The retention effect is better, direct control over movement of the upper anterior teeth is increased, and limitation to the position of the lower jaw is higher; and the manufacturing process of the muscle agonist is greatly simplified, the muscle agonist manufactured through direct 3D printing can be directly and integrally formed after design, and compared with an existing manual manufacturing method, the manufacturing method has the advantage that the manufacturing process is greatly simplified.

The invention discloses an occlusal stable temporomandibular joint disorder therapeutic jaw plate and a preparation method thereof, and belongs to the technical field of dental restoration. The preparation method comprises the following steps: acquiring the upper and lower jaw position relation of a joint hinge shaft of a patient, and transferring to a jaw frame; the method comprises the following steps: importing a jaw frame and an occlusion relationship into computer software, designing an occlusion plate worn on an upper jaw dentition, and performing parameter adjustment: adjusting the occlusion height until a rear tooth tip is separated from contact by 1-3mm, only one buccal tooth tip of each of two premolars in the left lower and right lower back tooth areas and the first and second molars is in contact with the biteplate, and canine teeth and lower anterior teeth are in contact with the biteplate; and 3D printing is conducted according to the adjusted parameters of the biteplate, and the biteplate is manufactured. According to the manufacturing method, accurate and rapid manufacturing of the occlusal stable temporomandibular joint disorder treatment jaw plate can be achieved, and through combination of the semi-adjustable jaw frame and digital design, the treatment success rate can be remarkably increased, the pain of a patient can be relieved, and the life quality can be improved.

The utility model belongs to the technical field of medical apparatus and instruments, and particularly relates to an orthodontic anterior tooth conjunctive coverage measuring device which comprises a dental probe body. The dental probe body consists of a handle, a transverse measuring rod and a longitudinal measuring rod; the longitudinal measuring rod is composed of a longitudinal rod body, a longitudinal sleeve and a cutting end hooking rod. The longitudinal sleeve sleeves the bottom of the longitudinal rod body; a plurality of first scales are arranged on the outer side wall of the longitudinal rod body, a plurality of second scales are arranged on the outer side wall of the longitudinal sleeve, and a plurality of third scales are arranged on the outer side wall of the transverse measuring rod. According to the measuring device, the longitudinal rod body and the longitudinal sleeve can be used for measuring the length and the covering distance of a lower anterior tooth crown, the longitudinal sleeve and the longitudinal rod body form a telescopic rod structure with the adjustable length, the measuring device can be suitable for measuring lower anterior tooth crowns with different lengths, the transverse measuring rod can be used for measuring the covering distance, and compared with an existing common tooth probe, the measuring device is convenient to use. The measuring device is specially used for measuring the covering distance and the covering distance, and the accuracy of a measuring result can be remarkably improved.

A fixing device for improving fracture stability of an HTO hinge comprises a supporting plate, an attached wing plate, a first locking nail, a second locking nail and a plurality of fixing screws. The wing-attached wing plate is fixed to the supporting plate through a first locking nail, and a second locking nail is driven into the wing-attached wing plate from the rear inner side to the front outer side. The novel fixing device is provided for the outer hinge fracture in the inner side opening wedge-shaped tibia high-position osteotomy, the side wing plate is additionally arranged on the basis of an original supporting plate, the second locking nail which is nailed from the upper portion of the rear inner side to the lower portion of the front outer side is provided for supporting, and therefore the stability of the fracture is improved.

The invention relates to an anterior tooth shaping device and a manufacturing method thereof.The anterior tooth shaping device is arranged between the dentition and the lip and cheek of the human body and comprises an arc-shaped plate body matched with the vestibule of the oral cavity, and the arc-shaped plate body comprises an upper lip induction section used for covering the upper tooth part and a lower lip induction section used for covering the lower tooth part and supporting the lower lip; a lip line which faces the lip direction and is used for filling a gap between the upper lip and the lower lip is arranged at the junction of the upper lip induction section and the lower lip induction section, and the upper part of the lower lip induction section is a cutting end cap which protrudes towards the upper anterior teeth and abuts against the cutting end of the upper anterior teeth. Compared with the prior art, through the effects of the lip line and the incisal end cap and the synergistic effect of the lip line and the incisal end cap, training of the lip muscle and correction of upper and lower anterior teeth are achieved; the arc-shaped upper lip induction section and the arc-shaped lower lip induction section better conform to the space range between the dentition and the lip and cheek, and normal lip wrapping can be formed easily.

The invention discloses an appliance for adjusting a jaw position relation based on simulated tooth tips and a preparation method, and relates to the technical field of medical instruments. The appliance comprises a simulated tooth tip assembly fixed on a tooth occlusal surface, and the simulated tooth tip assembly comprises a plurality of simulated tooth tips arranged on teeth in a back tooth area. Each simulation tooth tip comprises a guide surface arranged in the front area of a simulation tooth tip body, a bearing surface arranged in the rear area of the simulation tooth tip body and a compensation surface matched with an occlusal surface, the guide surfaces guide jaw teeth, so that the upper jaw and the lower jaw tend to be a repeatable stable jaw position, the influence of the simulation tooth tips on a wearer in the wearing process is relatively small, and the simulation tooth tips are more stable. In addition, the simulation tooth tips are arranged in the rear tooth area, the mechanical effect of the simulation tooth tips cannot affect the inferior incisor teeth, and the risk of lip inclination of the lower anterior teeth is reduced.

The invention provides an occlusion induction appliance for a tooth replacement period, an orthodontic system for guiding jaw growth in the tooth replacement period and a design method of the orthodontic system. The occlusion induction appliance for the tooth replacement period comprises an upper jaw tooth socket and a lower jaw tooth socket, a lower jaw brace; the intermaxillary connecting body is positioned between the occlusal surfaces of the back tooth areas of the upper jaw tooth socket and the lower jaw tooth socket; wherein the upper jaw tooth socket and the lower jaw tooth socket form a rigid integral structure which cannot move relatively on an occlusal surface through the intermaxillary connector; the intermaxillary connecting body has a preset thickness so as to open occlusion contact of upper and lower anterior teeth in a wearing state, and the intermaxillary connecting body is configured to lock the lower jaw tooth socket at a preset three-dimensional space position relative to the upper jaw tooth socket body; when the occlusion induction appliance for the tooth replacement period is worn, the upper dentition and the lower dentition serve as integral interactive anchorage, and the occlusion force is converted into the orthodontic force acting on the dentition or the jaw bone.

A method for digitally designing a denture for a patient, where the denture includes a plurality of denture teeth, where designing the denture includes transforming denture teeth of the denture, wherein the method includes obtaining a 3D scan of the upper jaw and lower jaw of the patient; obtaining a digital 3D arrangement of the denture teeth, where the denture teeth are pre-set in occlusion; digitally arranging the 3D scan of the upper jaw and lower jaw relative to the 3D arrangement of the denture teeth; digitally grouping the denture teeth in four groups, the four groups includes an upper anterior group, a lower anterior group, a left posterior group, and a right posterior group; and digitally arranging the upper anterior group first, the left and right posterior groups second and the lower anterior group third.

The present invention discloses a composite four-effect orthodontic appliance, comprising: a base portion and an invisible portion. The base portion includes an upper base portion and a lower base portion. The upper base portion includes an upper base, a screw expansion arch, an extraoral arch and a retention clip. The lower base portion includes a lower base, a screw expansion arch and a retention clip. The invisible portion includes an upper invisible portion and a lower invisible portion. Both the upper invisible portion and the lower invisible portion comprise a plurality of shell-shaped invisible orthodontic appliances. The present invention is applicable to patients with early Class II high-angle maxillary protrusion and mandibular retrusion malocclusion. While guiding the mandible forward, it can depress the upper and lower anterior teeth, prevent the elongation of the lower posterior teeth, and reverse-rotate the mandible, thereby improving the high-angle small-chin face appearance, and at the same time aligning the teeth to achieve the ultimate orthodontic treatment goal.

The utility model discloses a thyroid perioperative period multifunctional neck collar, and relates to the technical field of medical instruments. The thyroid perioperative period multifunctional neck support comprises an upper front neck support, a lower front neck support is arranged below the upper front neck support, an upper rear neck support is arranged on the rear side of the upper front neck support, a lower rear neck support is arranged below the upper rear neck support, mounting blocks are fixedly connected to the outer wall of the upper front neck support and the outer wall of the lower front neck support, and hooks are fixedly connected to the outer walls of the two sides of each mounting block. A connecting belt is arranged in the hook in a penetrating mode and surrounds the upper front neck support, the lower front neck support, the upper rear neck support and the lower rear neck support, and the outer wall of the connecting belt is fixedly connected with a hook-and-loop fastener. The neck support comprises the upper front neck support, the lower front neck support, the upper rear neck support and the lower rear neck support, the omnibearing supporting structure can effectively reduce pressure and discomfort of the neck before and after an operation, covers all parts of the neck, provides more stable and comfortable support for a patient, and is beneficial to quickening recovery speed.

This invention relates to a mandibular premolar guiding device for reducing labial inclination of the lower anterior teeth. The device includes an upper molar band, a lower molar band, a premolar guide, a push plate, and an implant. The upper and lower molar bands are fixed to the upper and lower molars, respectively. The premolar guide is located on the buccal side of the upper molar band, and the push plate is fixed on the buccal side of the lower molar band. The front end of the premolar guide bends downward to form a pusher portion. During occlusion, the pusher portion pushes against the push plate to achieve mandibular premolar guidance. The buccal side of the lower molar band also has a buccal tube. The lower incisor has a bracket. The buccal tube and the bracket are connected by a lower archwire. The lower archwire has a lower traction hook corresponding to the lower incisor. The implant is located between the lower molar and the lower premolar. The implant and the lower traction hook are connected by a traction member. This device can simultaneously achieve mandibular premolar guidance and reduce labial inclination of the lower anterior teeth.

The utility model relates to the technical field of orthodontics, and particularly discloses a slope guide plate appliance which comprises a tooth socket and a slope guide plate, the tooth socket is worn on lower teeth of a corrector, the slope guide plate is detachably mounted at the upper end of lower anterior teeth of the tooth socket, and the slope guide plate abuts against the inner side of upper anterior teeth of the corrector; a positioning inserting groove is formed in the upper end of the lower front tooth of the tooth socket and is used for inserting the inclined surface guide plate. The device is suitable for the condition of mild reverse jaw, the lower jaw of a corrected person gradually moves backwards to a set position under the guidance of the slope guide plate, the lower jaw can adapt to a new stay position and is fixed through long-term wearing, auxiliary correction of the position relation of the upper jaw and the lower jaw is achieved, and the device has the technical effects of being simple in correction mode and high in reliability.

The present application discloses a dental assembly, comprising a first matching structure arranged corresponding to the lingual side or incisal end of the upper anterior teeth and a second matching structure arranged corresponding to the labial side or incisal end of the lower anterior teeth, the first matching structure and the second matching structure are configured to abut each other to generate a force or a torque when the upper and lower jaws are occluded, the force or the torque at least includes a labial tipping force corresponding to the upper anterior teeth or a labial tipping torque corresponding to the upper anterior teeth. The present application at least makes the upper anterior teeth labially inclined during the treatment process, in the first aspect, the relative position of the upper anterior teeth and the alveolar bone can be adjusted step by step so that the upper anterior teeth are suitable for the operation of lowering; in the second aspect, the gap between the upper anterior teeth and the lower anterior teeth can be increased to facilitate the installation design of the first matching structure and the second matching structure; in the third aspect, the upper anterior teeth have a certain inclination, which can facilitate the interaction with the lower anterior teeth and facilitate the lowering and inward retraction of the anterior teeth.

The invention relates to the technical field of orthodontics, in particular to an appliance suitable for low-angle Angle class II classification 2 patients. Comprising a base plate covering a palatal soft tissue area of an anterior tooth area of an upper jaw, a built-in spiral arch expander, a long arrow clamp and an adjacent hook which are arranged in a posterior tooth area of the upper jaw, a hyperbolic labial arch which is arranged on the labial side of the anterior tooth and of which the tail end is fixed in the base plate, and an elastic supporting piece arranged on the palatal side, one end of the elastic supporting piece is a fixed end, the other end is a free end, the fixed end is inserted and fixed in the base plate, and the free end points to and lightly touches the palate side of the upper anterior teeth; an anatomical flat guide face matched with lower teeth is arranged at the position, making contact with the lower teeth, of the base plate, and a guide groove used for guiding the lower front teeth to be limited front and back is formed in the lip side of the anatomical flat guide face. The lip side of the base support is further provided with an incisor tooth cap used for guiding left and right retention of lower jaw incisor teeth, and the guiding groove and the incisor tooth cap are matched with the anatomical form of a lower tooth body.

A system for generating occlusal loading is provided, including a loading appliance and a controller. The loading appliance includes three load transmission elements and three actuators. The load transmission elements are adapted to be positioned between upper and lower anterior teeth of the patient and between upper and lower posterior teeth on the left and right sides of the patient's mouth, respectively. The load transmission elements are separated from each other. The actuators are coupled to the load transmission elements, respectively. The controller is configured to control the three actuators to actuate the three load transmission elements individually and sequentially, with a rest period between successive actions of the three load transmission elements, to transmit vibration energy from the three actuators to the patient's periodontal tissues of the anterior teeth, the left posterior teeth, and the right posterior teeth.

1. The name of the design product: orthodontic guide (triangular guide). 2. The use of the design product: used for assisting in lowering the upper and lower anterior teeth in invisible correction, stabilizing the jaw position, and resisting the passive lowering of posterior teeth caused by the high surface of the invisible corrector (occlusion). 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The auxiliary tool comprises an upper elastic supporting wire and a lower elastic supporting wire, the two ends of the upper elastic supporting wire and the two ends of the lower elastic supporting wire are fixedly connected, and the distance between the upper elastic supporting wire and the lower elastic supporting wire is gradually increased from the two ends to the middle. The upper elastic supporting wire is provided with an upper left pressure transmission piece and an upper right pressure transmission piece, and the lower elastic supporting wire is provided with a lower left pressure transmission piece and a lower right pressure transmission piece. According to the application, the upper pressure transmission piece is connected with a lingual side buckling hook or a lingual button on the cheek side of the existing upper jaw invisible tooth socket, and the lower pressure transmission piece is connected with a lingual side buckling hook or a lingual button on the cheek side of the existing lower jaw invisible tooth socket, so that the upper and lower invisible tooth sockets are pulled through the elastic restoring force action of the upper and lower elastic supporting wires; and then the upper and lower anterior teeth are triggered to be pressed to open anterior tooth occlusion.

The invention discloses a treatment false tooth manufacturing method based on a digital technology, which comprises the following steps: scanning to obtain oral cavity data and a jaw position relationship of a patient, and designing an upper jaw false tooth and a lower jaw false tooth according to the oral cavity data and the jaw position relationship obtained by scanning; an upper jaw base body, an upper jaw dentition body, a lower jaw base body and a lower jaw anterior tooth body are manufactured through 3D printing; bonding the maxillary dentition entity on the maxillary base entity by using an adhesive to form a maxillary denture entity, and bonding the mandibular anterior tooth entity on the mandibular base entity by using an adhesive to form a mandibular denture entity; filling a groove on the mandible base entity with a material to form a resin flat plate; and correcting the resin plate until a correct occlusion relationship is established between the upper jaw denture entity and the lower jaw denture entity. The mode of combining digital design and 3D printing is adopted, the manufacturing process is short, and the manufacturing period of the treatment denture can be remarkably shortened; and the manufactured treatment denture entity and the designed digital treatment denture are high in consistency, so that the manual error is reduced.

The embodiment of the invention provides a dental instrument for occlusion adjustment, a generation method and a tooth correction system.The dental instrument comprises a first shell-shaped body for containing maxillary teeth and a second shell-shaped body for containing mandibular teeth, an adjusting part for adjusting the vertical occlusion relation of anterior teeth of the upper jaw and the lower jaw is arranged on the tongue side of the anterior tooth area of the first shell-shaped body, and at least part of the adjusting part is connected to the tongue side of the anterior tooth area of the first shell-shaped body. And the surface, adjacent to the jaw teeth, of the adjusting part applies a pressing force to the area, corresponding to the anterior tooth area teeth of the lower jaw, of the second shell-shaped body, so that the tooth accommodating cavity, accommodating the posterior tooth area teeth, of the second shell-shaped body drives the posterior tooth area teeth to move towards the jaw direction. According to the dental instrument, the upper jaw shell-shaped body and the lower jaw shell-shaped body which have different functions and have a synergistic effect are designed, so that correction of a deep overjaw and leveling of a Spee curve are synchronously completed, the correction effect is improved, and the correction period is shortened.

This application discloses a novel device for simultaneously expanding and depressing the mandibular anterior teeth to relieve posterior tooth occlusion, relating to the field of orthodontic technology. It includes a maxillary cast-crown spiral expander, a metal mesh split-plane guide, and traction clips. The maxillary cast-crown spiral expander comprises a cast crown and a spiral expander. The cast crown is used to secure the first premolar, second premolar, and first molar, and the spiral expander is fixedly connected to the cast crown. The metal mesh split-plane guide conforms to the anterior part of the maxillary palate and is fixedly connected to the cast crown. The traction clips are located on the buccal side of the cast crown and are cross-pulled by elastic bands with traction clips located on the lingual side of the mandibular posterior teeth. This application simultaneously expands the arch to solve the problems of maxillary width and vertical misalignment, and utilizes the maxillary cast-crown spiral expander as a reinforcing anchorage to prevent elongation and rotation of the maxillary anchorage teeth. It matches the width of the maxilla and mandible while minimizing anchorage loss, thus relieving posterior tooth occlusion.

The utility model belongs to an improved orthodontic device suitable for double-jaw prolapse. The utility model aims to solve the problems that the anchorage control difficulty is high in the process of correcting the double-jaw proprocess, the side effect of molar loss anchorage is large, the correction of a patient is uncomfortable, and the operation is tedious. According to the technical key points, upper and lower central incisor teeth, lateral incisor teeth, canine teeth and first permanent molar teeth are bonded with a common transmission appliance bracket; the upper jaw round wire main arch wire and the lower jaw round wire main arch wire are in an arc shape, are provided with two small circles and two rear bends and penetrate through a groove in a bracket of an ordinary transmission appliance, and the upper anterior tooth adduction leather ring is connected with the small circles on the upper jaw round wire main arch wire and anchorage molar teeth of the lower jaw. And the lower anterior tooth adduction leather collar is connected with the small loop on the round wire main arch wire of the lower jaw and the anchorage molar of the upper jaw. The device is suitable for orthodontic treatment of double-jaw prolapse cases.

The invention discloses a segmented invisible appliance for efficiently arranging teeth and correcting bad tongue habits, which comprises an upper jaw correction body and a lower jaw correction body, both the upper jaw correction body and the lower jaw correction body are invisible appliances wrapping a complete dentition, and the front tooth parts of the upper jaw correction body and the lower jaw correction body are of dispersed structures; the maxillary correction body comprises a maxillary rear tooth part and a maxillary front tooth part, the maxillary front tooth part comprises a plurality of maxillary front tooth bodies, the adjacent maxillary front tooth bodies as well as the maxillary front tooth bodies and the maxillary rear tooth part at the two ends are connected through tongue bars, and the tongue bars are of U-shaped structures extending towards the lower jaw; a tongue spine is arranged on the tongue side of the lower jaw correction body, and the tongue spine is a protrusion facing the tongue side. According to the invention, not only can the bad tongue position be effectively limited by utilizing the tooth socket connecting structure and the correction efficiency of the tongue habit be obviously improved, but also the rapid alignment of the upper and lower anterior teeth can be realized by utilizing the elasticity of the tooth socket connecting structure, and the design requirements of the appliance under different tooth movement scenes can be met by adjusting the parameters of the connecting structure.

The utility model relates to the technical field of orthodontic instruments, and discloses a single-jaw appliance which comprises a single-jaw pad and an extraoral arch, and the single-jaw pad is provided with an upper anterior tooth orthodontic surface fitted with an upper anterior tooth invisible brace in appearance; or the single jaw pad is provided with a lower anterior tooth correction surface which is fitted with the appearance of the lower anterior tooth invisible tooth socket; the extra-oral bow is fixedly connected with the single jaw pad, the extra-oral bow extends leftwards and rightwards to form a left extra-oral bow and a right extra-oral bow respectively, the free ends of the left extra-oral bow and the right extra-oral bow are provided with hooks respectively, and the hooks are elastically connected with the head cap or the neck band respectively; the single-jaw appliance provided by the utility model solves the problem that anchorage control cannot be independently carried out only for upper anterior teeth or lower anterior teeth in the prior art.

The utility model provides an orthodontic fixed guide plate appliance. The orthodontic fixed guide plate appliance comprises an arch wire palate baffle arranged on the palate side of anterior teeth of an upper jaw, a guide plate and a square arch wire, the arch wire palate block and the square arch wire are of a filiform structure, a lower anterior tooth occlusion recording groove is formed in the lower surface of the front portion of the guide plate, the two ends of the arch wire palate block are each connected with an occlusion support, the occlusion supports are fixed to the anterior molar occlusion face, the square arch wire comprises a horizontal wire, and the horizontal wire is connected with the square arch wire. The two ends of the horizontal wire are respectively connected with a vertical wire, a palate bead is arranged on the horizontal wire, and the front portions of the vertical wires are connected with the arch wire palate baffle and wrapped in the guide plate. The utility model has the advantages that the lower jaw and the lower anterior teeth can be positioned more easily, and is beneficial to efficient clinical diagnosis and treatment of clinical orthodontics doctors and treatment of patients. The utility model also adopts the arch wire palate baffle, so that the requirements of most patients can be met, the operation of clinical orthodontic doctors is simplified, the working efficiency is improved, and the diagnosis and treatment time of the patients is shortened.

The utility model discloses a mandible style tooth appliance, including dental plate part, mandible subassembly, fixed part subassembly and maxillary block subassembly, the one surface of dental plate part is provided with the mandible subassembly, the other surface of dental plate part is provided with maxillary block subassembly and fixed part subassembly, the height of fixed part subassembly is less than the height of maxillary block subassembly. The utility model belongs to the technical field of medical instruments, and aims to solve the problem that in the prior art, lower jaw teeth cannot be corrected independently. The dental appliance has the technical effects that the height of the fixing part assembly is smaller than that of the upper jaw baffle assembly, and the lower jaw assembly is arranged, so that the dental appliance can be used for correcting lower jaw teeth independently, and the manufacturing cost is further reduced; in addition, the lower anterior teeth are corrected by independently arranging the lower jaw assembly, the lower anterior teeth can be upright and adducted without arranging the upper anterior teeth and the correction structure, the chin bone is promoted to come out, and the correction effect of the lower anterior teeth is further improved.

The present invention discloses a system for generating occlusal loads, comprising a load appliance and a controller. The load appliance includes three load transfer elements and three actuators. The load transfer elements are respectively adapted to be positioned between the upper and lower anterior teeth of a patient and between the upper and lower posterior teeth on the left and right sides of the patient's mouth. The load transfer elements are separated from each other. The actuators are respectively coupled to the load transfer elements. The controller is configured to control the three actuators to actuate the three load transfer elements in a separate and sequential manner, with a rest period between the consecutive actions of the three load transfer elements, so as to transfer the vibration energy from the three actuators to the periodontal tissues of the anterior teeth, the left posterior teeth and the right posterior teeth of the patient.

The utility model discloses a dental jaw development guiding device, which belongs to the technical field of orthodontics and comprises a jaw pad, a lip-cheek wing and a tongue-palate wing. The lip-cheek wing is connected to the outer side of the jaw pad; the lingual palate wing is connected to the inner side of the jaw pad, the lip-cheek wing, the lingual palate wing and the jaw pad enclose to form a tooth groove for accommodating teeth, and the tooth groove comprises an upper tooth groove positioned above the jaw pad and a lower tooth groove positioned below the jaw pad; in the anterior tooth area, an upper anterior tooth guide groove is formed in one side, close to the lip-cheek wing, of the upper tooth groove, and a lower anterior tooth guide groove is formed in one side, close to the tongue-palate wing, of the lower tooth groove; and in the rear tooth area, the upper tooth groove deviates to the lip-cheek wing direction, and the lower tooth groove deviates to the tongue-palate wing direction. According to the utility model, the upper tooth groove and the lower tooth groove form a shallow-covering shallow-covering groove guiding shape which accords with a natural normal dental arch, so that the upper dental arch and the lower dental arch can be more favorably guided to establish a normal shallow-covering shallow-covering occlusion relationship in the wearing and training process.

The invention discloses an invisible orthodontic appliance with a removable and wearable lip shield. The invisible orthodontic appliance comprises an invisible tooth socket, a fixing button assembly of the invisible tooth socket and a lip shield assembly, the fixing button assembly is located on the edge of the gum of the canine tooth crown sleeve of the invisible tooth socket and comprises a connecting base and a fixing button. The connecting base is used for connecting the invisible tooth socket and the fixing button; the fixing button is fixedly connected with the invisible tooth socket through the connecting base; the lip stop assembly comprises a baffle and two fixing pipes of the baffle. The baffle is a rectangular sheet with four arc-shaped corners, and the length of the baffle is the sum of the widths of dental crowns of anterior teeth of an upper jaw or a lower jaw; the fixing pipe is a hollow cylinder matched with the fixing button, is located at the edge of the long edge of one side of the baffle and the corresponding position of the fixing button, and is used for being matched with the fixing button. The orthosis is convenient to take off and wear, suitable in size, high in comfort level and capable of improving the acceptability of a patient to the orthosis, and then the wearing time is prolonged.

The present application belongs to the technical field of oral orthodontics, and discloses an appliance for correcting upper and lower anterior teeth, and a design and manufacturing method thereof. The design comprises an upper posterior alveolar fitable with the patient's maxillary posterior teeth, a lower posterior alveolar fitable with the patient's mandibular posterior teeth, an upper anterior alveolar fitable with the patient's mandibular posterior teeth, and a lower anterior alveolar fitable with the patient's mandibular anterior teeth. The integrated appliance can transmit the reaction force between the upper and lower teeth to enhance the correction effect on the upper and lower anterior teeth. In addition, since the maxillary posterior teeth and the upper posterior alveolar fit as well as the mandibular posterior teeth and the lower posterior alveolar fit are always kept in a tightly fitted state, the posterior teeth can provide a larger correction force to the anterior teeth through the integrated appliance, so that the correction force on the anterior teeth is reduced as the anterior teeth are gradually corrected, thereby making it possible to correct the positions of the upper and lower anterior teeth at the same time, improve the correction speed, and shorten the treatment cycle.