181 results about "Dentures" patented technology

The invention relates to the technical field of oral implantation guidance, and provides a digital false tooth mounting and positioning device based on three-dimensional scanning and a method thereof. The method comprises the following steps: scanning the oral cavity of a patient through an oral cavity scanner to generate a three-dimensional oral cavity digital model; generating a virtual implant of the patient and corresponding initial implantation parameters based on the three-dimensional oral cavity digital model through a SegFormer segmentation network; based on historical operation data, initial implantation parameters, bone density, patient attributes and occlusal force parameters, a long sequence prediction network is adopted to predict the position offset and bone resorption degree of the virtual implant after osseointegration through a segmented attention mechanism and a network memory cache mechanism, and optimal implantation parameters are obtained; and pushing a visual dynamic model containing the candidate positioning strategy to the user based on the optimal implantation parameter, driving an oral cavity model printer to obtain an implantation guide plate model and an oral cavity environment model, assisting the user in verifying the installation effect of the candidate positioning strategy, and improving the accuracy of false tooth installation and positioning.

1. The name of the design product: false tooth ultrasonic cleaning machine (ZX-535Pro). 2. The use of the design product: the design product is used for ultrasonic cleaning of false teeth. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

Provided are a lithium disilicate glass-ceramic green body, a preparation method therefor, and a use thereof. The lithium disilicate glass-ceramic green body comprises a lithium disilicate main crystal phase, crystal size in the lithium disilicate glass-ceramic blank being between 50 and 400 nm, and the proportion of the area of crystal grains having a length greater than 350 nm to the total area being less than 30%. The present disclosure, by means of controlling the internal crystal size of the lithium disilicate glass-ceramic green body to be below 400 nm, enables same to be directly machined without damaging the machining equipment, and combines the advantages of high strength, machinability and direct coloration. This can reduce the waiting time for patients to receive dental restorations, solve the problem of patients being unable to know the color of all-ceramic dentures before fabrication, and overcome a bottleneck for all-ceramic denture restoration materials for same-day delivery. It has great significance for achieving preoperative color matching and rapid restoration in clinical practice.

The utility model relates to the technical field of false tooth processing, and discloses a multi-angle lighting device for false tooth processing, the multi-angle lighting device comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a stand column, and an electric telescopic rod is arranged in the stand column. According to the multi-angle lighting device for false tooth processing, by arranging an electric telescopic rod, the height of a lamp can be automatically adjusted, a gear ring is driven by a first gear to rotate, the angle of the lamp can be automatically adjusted, a rack is driven by a second gear to move, and the position of the lamp can be automatically adjusted; the manual adjustment of the lighting device is avoided, the manpower is saved, the working efficiency is improved, and the rocking rods corresponding to the electric telescopic rod, the first motor and the second motor are arranged on the bottom plate, so that a user can conveniently process false teeth and can adjust and control the lighting device by controlling the rocking rods through the feet; the problems that an existing denture processing lighting device is strenuous to adjust, and adjustment operation cannot be carried out while operation is carried out are solved.

The present application relates to the technical field of biomedical materials, and discloses a biological activity and biocompatibility surface treatment method for dentures and implants, which comprises the following steps: a) performing surface pretreatment on the base body of the denture or implant; b) applying a composite coating containing hydroxyapatite particles and biocompatible resin adhesive on the surface of the pretreated base body; c) performing low-temperature thermal curing on the composite coating to form a composite coating layer; and d) performing precision polishing on the surface of the cured composite coating layer to selectively remove part of the resin adhesive on the surface. Through mechanical locking of the base body surface and chemical combination of the interface inside the coating, a composite coating layer which is firmly combined with the base body and chemically stable is obtained; meanwhile, through low-temperature curing and surface activation treatment, the hydroxyapatite is exposed on the surface of the coating layer while the biological activity of the hydroxyapatite is retained, so that the coating layer is endowed with effective biological functions.

A toothbrush product for cleaning the exposed mesial or distal surface of a tooth or denture, comprising: an elongated member (22) comprising a front end and a rear end, wherein the elongated member comprises a handle (20) and the elongated member extends in a longitudinal direction from the front end to the rear end; a head (50), wherein the head (50) comprises a plurality of tufts of bristles provided at a front surface and / or a rear surface of the head (50); and at least one support member (40) for the head (50) provided at the front end of the elongated member (22), wherein the at least one support member (40) has a shape for supporting the head (50) at a lateral distance from the elongated member (22), wherein the at least one support member (40) comprises a laterally extending proximal portion and a laterally extending distal portion to provide a gap across the lateral distance between the front end of the elongated member (22) and the head (50), at least a portion of the support member (40) extending in the lateral direction away from the front end of the elongated member (22) such that the gap is substantially within a lateral plane.

This invention discloses a modular denture with adjustable installation height, comprising an installation base with multiple installation cavities at the top and multiple positioning slots at the bottom; multiple dentures are movably fitted into their respective installation cavities, with their roots movable vertically within the cavities; and a lifting drive mechanism, embedded in each installation cavity, for independently driving the corresponding denture for height adjustment; the lifting drive mechanism includes: an adjusting shaft horizontally rotatable inside the installation base, one end of which extends out of the side wall of the installation base to form an operating end; and a driven shaft vertically rotatable within the installation cavity; when the adjusting shaft rotates, it drives the driven shaft and lead screw to rotate via a bevel gear transmission mechanism, causing the threaded slider and dentures to rise and fall vertically, thereby achieving denture height adjustment. This invention solves the problem that most existing dentures use a fixed connection with the base, making it difficult to adjust the height after installation and to personalize the adjustment according to the actual height of the patient's natural teeth.

The invention belongs to the field of three-dimensional scanning, and particularly relates to a false tooth three-dimensional scanner and an overturning clamp thereof.The false tooth three-dimensional scanner comprises a bottom support, a side support is rotationally connected to one side of the bottom support, a first scanner is arranged in the side support, and side supporting arms are rotationally connected to the two sides of the side support; an auxiliary scanner is fixedly arranged at one end of each side supporting arm, a placement circular truncated cone is rotationally arranged at the position, above the bottom support, of one side of the side support, an overturning clamp is arranged on the placement circular truncated cone, and a special-shaped supporting seat is arranged between the placement circular truncated cone and the side support; a U-shaped supporting frame is arranged outside the special-shaped supporting base in a sliding mode, and a powder spraying nozzle is arranged on the side wall of one end of the U-shaped supporting frame. Through the arrangement of the auxiliary rotating rollers and other assemblies, multiple false teeth can be extruded and clamped, meanwhile, the false teeth are subjected to rolling and overturning operation, the comprehensiveness of false tooth scanning is guaranteed, and the problem that a clamped part cannot be scanned is also solved.

The utility model discloses a complete denture teaching aid. An upper jaw bone and a zygomatic arch are integrally connected, and the upper jaw bone and a lower jaw bone are oppositely arranged at intervals; the upper false tooth is detachably connected with the upper jawbone, and the lower false tooth is detachably connected with the lower jawbone; the two telescopic pieces are fixedly connected to the side portion of the zygomatic arch and the side portion of the mandible respectively, and the fixed ends of the two telescopic pieces are connected to the periphery of the outer side of the zygomatic arch and the top of the outer side of the mandible respectively. The adjusting parts are arranged among the corresponding telescopic parts, the zygomatic arch and the mandible in a suspended mode, and the adjusting parts are fixedly connected with the movable ends of the corresponding telescopic parts respectively. The upper jawbone is integrally connected with the zygomatic arch and is arranged opposite to the lower jawbone at an interval, and the upper jawbone and the lower jawbone in a real oral cavity are simulated. The upper false tooth and the lower false tooth are detachably connected to the upper jawbone and the lower jawbone respectively and are used for simulating and replacing missing teeth. The stretching length and angle of the telescopic piece are controlled through the adjusting piece, and the relative distance and position relation between the maxilla and the mandible are adjusted, so that the alignment process of the maxilla and the mandible is displayed in real time.

1. Name of the product in this design: Ozone Cup (Y825s). 2. Purpose of this design: To assist in oral hygiene and to sterilize and care for oral appliances such as toothbrushes, dentures, and retainers. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This application proposes a method and apparatus for arranging teeth in complete dentures, belonging to the field of data processing. The method includes aligning maxillary and mandibular oral scan data and silicone occlusal recording data from silicone rubber, and then overlaying preprocessed CBCT data with the aligned maxillary and mandibular oral scan data and silicone rubber oral scan data to obtain first overlaid data. Furthermore, the first overlaid data is overlaid with facial scan data of the patient in various facial states to obtain second overlaid data, and a tooth arrangement plan is derived based on the second overlaid data. This achieves standardized tooth arrangement, facilitates standardized inspection, and reduces the high cost and time required for tooth arrangement. By integrating multiple data sources to provide rich tooth arrangement information, the tooth arrangement plan is better matched to the patient, improving the compatibility between the tooth arrangement plan and the patient.

1. Name of the product in this design: Double-top polishing machine. 2. Application of this design: This design is used for polishing resin bases and dentures. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D view of the assembled state. 5. The bottom surface of this design product is a part that is not easily seen or not visible during use, so the bottom view of component 1 is omitted; the bottom surface of this design product is a part that is not easily seen or not visible during use, so the bottom view of component 2 is omitted. 6. Other situations requiring explanation: This product design is composed of component 1 and component 2. Component 1 is the main body of the polishing machine, and component 2 is the cover of the polishing machine. Component 1 and component 2 are combined to form a three-dimensional view of the combined state.

The present application relates to the technical field of oral cavity medical equipment, in particular to an oral cavity implant bridge and a using method thereof, the installation assembly comprises an antiskid plate, a connecting plate and an extension plate, the upper surface of the cleaning plate is provided with the extension plate, the extension plate is arc-shaped, the upper surface of the arc-shaped extension plate is fixedly provided with the connecting plate, the connecting plate is inclined, and the inclination angle of the connecting plate is thirty to forty-five degrees; beneficial effects: when the whole bridge is installed on the upper surface of the corresponding dental bed of the patient, after installation is completed, the patient can bite from the inside of the oral cavity, judge whether the tooth model is suitable, if not, communicate with the doctor in time, adjust the tooth model, then the doctor installs the false tooth according to the tooth model, through the effect of the antiskid plate, it is ensured that the patient will not slide in the process of occlusion, and it is ensured that the patient will not hurt the human tissue in the oral cavity.

The invention discloses a personalized complete denture precise manufacturing method based on a multi-modal digital technology, and relates to the technical field of oral restoration engineering and digital medical treatment. According to the method, firstly, three-modal data acquisition of oral soft tissue, facial aesthetics and alveolar bone anatomy is completed through an intraoral scanner, surface scanning equipment and CBCT; performing precise registration through an ICP algorithm to generate an integrated model; a virtual jaw frame and intelligent tooth arrangement software are combined to complete personalized design; for special cases, a transition / temporary denture and a biocompatibility tissue regulator are adopted to realize dynamic adaptation; and finally, completing false tooth manufacturing and verification through 3D printing or five-axis cutting. The method solves the problems that a traditional method is low in precision, weak in special case treatment and the like, achieves anatomy-function-aesthetics synergistic repair of the false tooth, and has the advantages of being high in adaptation degree, short in period and less in revival.

The present disclosure provides dentures and other dental prostheses with breakaway flanges and methods for providing dental conversions using the same. The denture can include a dental arch including a set of false teeth arranged along a curve of the dental arch, and a fitting portion defining a border of the denture. The fitting portion can include a palate area bounded by the curve of the dental arch and multiple flanges arranged about the curve of the dental arch, wherein the flanges extend away from an intaglio surface of the dental arch. The denture also includes multiple struts arranged between the dental arch and the fitting portion to connect the dental arch to the fitting portion.

An apparatus for processing an artificial tooth with a disinfection and sterilization function includes: a work bed unit in which a tooth mother material selected from a titanium material or a zirconia material is installed and fixed, and in which a wet-type die that processes a titanium material and a dry-type die that processes a zirconia material are separately disposed; a processing tool unit that has a driving spindle to which a processing tool is coupled at an end thereof and that processes the tooth mother material while moving close to or away from the tooth mother material; and a disinfection / sterilization module that is coupled in a detachable type in the work bed unit and can simultaneously reduce powder and perform disinfection.

1. Name of the designed product: ultrasonic cleaner (dinosaur egg). 2. Use of the designed product: cleaning of dentures and the like. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photograph best indicating the design points: perspective view 1.

The utility model discloses a false tooth surface activating treatment device which comprises a bottom plate, an activating pool and a clean water pool are arranged at the top of the bottom plate, a support is fixedly connected to the top of the bottom plate, a servo motor is fixedly connected to the outer side of the support, the output end of the servo motor is fixedly connected with a lead screw through a coupler, and the lead screw is fixedly connected with a screw rod. Sliding blocks are movably connected to the outer walls of the lead screws and the guide rods, hydraulic rods are fixedly connected to the bottoms of the sliding blocks, mounting blocks are fixedly connected to the output ends of the hydraulic rods, movable holes are formed in the two sides of each mounting block, positioning springs are fixedly connected to the interiors of the movable holes, and positioning blocks are fixedly connected to the other ends of the positioning springs; according to the denture activating device, dentures are soaked in the activating tank, chemical reagents on the surfaces of the dentures are washed away through the clean water tank, the dentures are transferred through the servo motor and the hydraulic rod, manual operation is reduced, and the denture activating efficiency is improved.

The invention discloses an intelligent false tooth fault risk identification method based on a patient data atlas, and relates to the technical field of false tooth maintenance. Dynamic identification and accurate traceability of false tooth fault risks are realized by constructing a'patient-false tooth-use behavior 'multi-hop heterogeneous atlas and combining a time perception graph neural network TGNN modeling technology; a traditional passive diagnosis mode depending on single-point observation and subjective feedback is effectively made up, and especially in the face of the non-sudden false tooth damage problem caused by long-term accumulation of individual behavior habits, a multi-hop causal link formed by recessive behaviors such as lateral chewing, wearing at night and nonstandard cleaning can be deeply excavated; therefore, a progressive damage path of'behavior-environment-material-function 'is clearly restored, misdiagnosis and excessive intervention are reduced, meanwhile, a main cause link reference with behavior semantics and time labels is provided for doctors, and the intelligent and personalized level of false tooth risk assessment is improved.

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.

A dental framework is provided. The framework may be attached to a patient between bone and gums in a patient's mouth, with the framework being suited to receive one or more crowns, i.e. prosthetic teeth. The framework has a bar which receives the crown(s) and a mesh portion which allows the in-growth of soft tissue (gums).

1. Name of the product in this design: Dental Prosthesis Metal Processing Machine. 2. Purpose of this design: For grinding metal dentures. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. The name of the design product: ultrasonic cleaning machine. 2. The use of the design product: ultrasonic cleaning equipment for dentures, braces, and false teeth. 3. The design points of the design product: in the perspective view. 4. The picture or photo that best indicates the design points: perspective view.

The invention discloses a zirconium oxide cutting machine for false tooth processing, which comprises a cutting box and a bearing frame, and further comprises two groups of blowing mechanisms, a driving mechanism drives the cutting mechanism to move up and down along a Z axis, and the cutting mechanism is driven by the driving mechanism to move up and down along the Z axis. And when the driving mechanism drives the cutting mechanism to move up and down, the blowing mechanism is driven to rotationally blow zirconium oxide blank dust on the two sides of the inner wall of the cutting box. When the driving mechanism drives the cutting mechanism to be adjusted up and down, the blowing mechanism is synchronously driven to swing in a reciprocating mode, a dynamic fan-shaped blowing area is formed, zirconium oxide dust on the two sides of the inner wall of the cutting box is rotationally blown in an all-around and dead-corner-free mode, cutting motion and dust removal motion can be operated in a linkage mode, an extra power source is saved, and the dust removal efficiency is improved. And the functions of cleaning while machining and automatic cleaning after machining are achieved, the cleaning efficiency is greatly improved, and the adverse effects of dust accumulation on the equipment precision and the service life are avoided.

The utility model discloses a dental oral consumable fixing box, and particularly relates to the technical field of dental medical equipment, the dental oral consumable fixing box comprises a box body, the top of the box body is rotatably connected with a rotating cover I, the front side of the rotating cover I is rotatably connected with a rotating cover II, and the inner wall of the box body is fixedly connected with two magnetic blocks; the ends, close to the center of the box body, of the left sides and the right sides of the first rotating cover and the second rotating cover make contact with the surfaces of the magnetic blocks on the same side, and a plurality of baffles are fixedly connected to the inner wall of the box body. According to the consumable fixing box for the dental oral cavity, the classification assembly is arranged, specifically, the storage box with the corresponding specification is found according to the specification identification recorded at the top of the recording plate, limitation on the sealing cover is relieved, the storage box is taken out by sliding, and a worker can conveniently take materials; therefore, workers do not need to spend a lot of time to find false teeth of specific specifications, the working efficiency of the workers is improved, and the situation of cross contamination can be avoided.

The utility model discloses a disinfection device for false tooth processing, which comprises a fixed seat, the upper surface of the fixed seat is provided with a false tooth placing groove, the upper surface of the fixed seat is fixedly connected with two vertical plates, the upper surfaces of the two vertical plates are jointly and fixedly connected with a top plate, the bottom surface of the top plate is fixedly provided with an electric push rod, and the electric push rod is fixedly connected with the fixed seat. The output end of the electric push rod is fixedly connected with a lifting cover plate, and two ultraviolet germicidal lamps are fixedly installed on the bottom face of the lifting cover plate. According to the denture sterilizing device, firstly, the electric push rod is arranged, the lifting cover plate can be driven by the electric push rod to ascend and descend, and then the two ultraviolet sterilizing lamps can be driven by the ascending and descending of the lifting cover plate to ascend and descend, so that when the two ultraviolet sterilizing lamps sterilize and disinfect dentures in the denture placing groove, the dentures can be sterilized and disinfected; the lifting cover plate is used for sealing the upper part of the false tooth placing groove, so that the sterilization and disinfection effects of the two ultraviolet sterilization lamps on the false teeth can be improved.

1. The name of the design product: sand blasting pen. 2. The use of the design product: used for spraying alumina sand to the surface of the false tooth. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: the reference drawing in use. 5. The rear view of component 1 is symmetrical to the front view of component 1, and the rear view of component 1 is omitted; the right view of component 1 is symmetrical to the left view of component 1, and the right view of component 1 is omitted; the rear view of component 2 is symmetrical to the front view of component 2, and the rear view of component 2 is omitted; the bottom view of component 2 is symmetrical to the top view of component 2, and the bottom view of component 2 is omitted.

To provide a dental resin material comprising, mechanical properties and chemical properties which are usable as a dental resin material, exhibiting continuous antibacterial properties with respect to, periodontal disease factor bacteria, cariogenic bacteria, and fungus, suppressing adhesion of denture plaque, or suppressing foul breath factor substances such as methyl mercaptan, and a dental article, especially antibacterial artificial tooth which is produced from the same dental resin material.SOLUTION: There are provided, a dental resin material in which surface modified oxidized zinc powder is dispersed, and an antibacterial artificial tooth which is produced from the same dental resin material.SELECTED DRAWING: None