123 results about "Tooth plaque" patented technology

The invention discloses an oral care composition and a preparation method thereof, the oral care composition comprises a friction agent, a periodontal repair agent, a thickening agent, a humectant and a foaming agent, the friction agent comprises a dental plaque release agent, and the dental plaque release agent is configured to destroy a bacterial extracellular polysaccharide matrix in dental plaque; the periodontal repair agent comprises at least one of the following components: an inflammation inhibitor, a tissue repair promoter, a mucous membrane stimulation alleviator and a bacteriostatic agent. The oral care composition contains the dental plaque release agent and the periodontal repair agent, and can synergistically improve periodontal health.

The invention relates to an oral cavity scanner and an oral cavity scanning method, and belongs to the technical field of medical instruments, the oral cavity scanner comprises a host, a handheld scanning gun and a data processing terminal, a main control circuit and a power module are arranged in the host, the handheld scanning gun is connected with the host, and a scanning window is arranged at the front end of the handheld scanning gun. The method comprises the following steps: acquiring three-dimensional shape data of oral tissues through a main white light scanning module; the auxiliary deep hole scanning module is used for carrying out supplementary scanning on optical dead angles such as the edge of a preparation body and a deep caries cavity; lesion information such as decayed teeth and dental plaque is obtained through the fluorescence detection module; data splicing is assisted through the attitude sensing module, the data processing terminal fuses multi-modal data to generate a color digital model with high-precision three-dimensional morphology and pathological information labeling, and real-time guidance and quality evaluation are performed on a scanning process by using an artificial intelligence model. And full-automatic, high-precision and intelligent oral cavity three-dimensional data acquisition is realized.

The invention provides a dental plaque shooting method and device, equipment and a storage medium, and the method comprises the steps: starting an endoscope through an ultraviolet lamp, and determining the first pose information of a target dental plaque according to a red imaging region of a real-time video stream of the endoscope; determining second pose information according to the target reference image of the target dental plaque; determining target movement information adjusted from the first pose information to the second pose information by comparing the pose feature differences; and in response to completion of movement of the endoscope based on the target movement information, determining a current video frame of the real-time video stream as a target shot image of the target dental plaque. According to the technical scheme provided by the embodiment of the invention, the target movement information can be determined by utilizing the pose difference between the shooting pose of the target dental plaque and the reference pose to prompt the user to move the endoscope, so that the endoscope can be ensured to shoot after being aligned with the target dental plaque in the standard pose, and an accurate dental plaque image is provided for subsequent recognition.

The embodiment of the invention discloses a dental plaque data processing method and device, computer equipment and a storage medium. The method comprises the steps that a target oral cavity is scanned through a target scanning scheme, a target oral cavity image is obtained, the target oral cavity image is a first oral cavity image or a second oral cavity image, the first oral cavity image is an oral cavity image in which miscellaneous data is removed and a dental plaque staining area is reserved, and the second oral cavity image is a second oral cavity image; the second oral cavity image comprises a first sub-oral cavity image obtained before dyeing and a second sub-oral cavity image obtained after dyeing; a target oral cavity three-dimensional model is constructed according to the target oral cavity image, the target oral cavity three-dimensional model comprises a tooth area and a gingival area, and the tooth area comprises a dental plaque dyeing area and an undyed area. By implementing the method provided by the embodiment of the invention, the construction of the oral cavity three-dimensional model in the oral cavity dental plaque scanning scene can be realized, and the construction efficiency is improved.

The invention discloses a dental plaque visual detection system based on micro-ecological recognition and trend prediction. The dental plaque visual detection system comprises a data acquisition module, a prediction modeling module, a network analysis module and a risk quantification module. According to the system, a miniaturized oral cavity sensing array and a high-throughput micro-fluidic chip are used for collecting the relative abundance of dental plaque flora and dynamic characteristics such as oral cavity acidification, buffering and remineralization, and future flora data are generated through a depth time sequence prediction model. A flora interaction network is constructed by combining spatial co-localization and causal inference, kinetic parameters such as node centrality, edge weight and promotion and suppression polarity are extracted by using a graph neural network, components such as pathogen expansion amount, antagonism decline amount, network modulation amount and protection amount are calculated, and the components are fused into a dynamic pathogenic risk index (D-PRI). The method has the beneficial effects that the index can be visually presented on a time axis, personalized intervention suggestions are generated, and quantitative prediction and accurate early warning of the dental plaque risk are realized.

The invention relates to an instant composition with a long-acting oral health-care function for dogs and cats as well as a preparation method and application of the instant composition, and belongs to the technical field of pet food and pet oral care. The composition comprises 20%-30% of whey protein powder, 10%-20% of hydrolyzed gelatin, 1%-3% of low-molecular-weight chitin saccharide gum, 1%-2% of modified cassava starch, 2%-5% of sodium alginate, 1%-3% of fructo-oligosaccharide, 0.03%-0.08% of lysozyme, 0.03%-0.08% of tea polyphenol, 0.05%-0.15% of zinc gluconate, 0.05%-0.1% of persimmon tannin, 3%-5% of tuna hydrolysate, 4%-6% of whole goat milk powder, 2%-4% of skim yoghurt powder and the balance water. The added active ingredients have long-acting slow-release and continuous effects in the formula, oral pathogenic bacteria can be effectively inhibited, dental plaque and dental calculus formation can be reduced, halitosis can be lastingly relieved, and the toothpaste has good market competitiveness.

The invention relates to a dental plaque detection method and system based on ultraviolet image analysis. The method comprises the following steps: acquiring an RGB image of dental plaque; converting the RGB image into an HSV image; performing tooth region identification, single tooth segmentation and single tooth contour cutting on the HSV image in sequence to obtain each single tooth ROI pixel and a total tooth ROI pixel; extracting a red fluorescence characteristic region from the HSV image, and calculating to obtain a red fluorescence region pixel and a red fluorescence average brightness value; the dental plaque severity score is calculated according to the total tooth ROI pixel, the red fluorescence region pixel and the red fluorescence average brightness value, the severity of the dental plaque is quantified, a user can know the tooth health state more clearly, and then oral health is maintained. The change of the score value is beneficial to motivating the user to continuously monitor the dental plaque condition, so that the user can conveniently manage oral hygiene and health more finely, and the user experience is improved.

The present application belongs to the technical field of oral care, and particularly relates to an oral care composition and a preparation method thereof. The oral care composition comprises, by mass percentage, chitosan oligosaccharide 0.1-0.3%, sea hao polysaccharide 0.08-0.14%, forskolin 0.07-0.12%, corn sprout extract 0.05-0.09%, thickening agent 1-3%, humectant 40-50%, and the balance being water. The oral care composition of the present application can effectively inhibit the activity of glucosyltransferase, inhibit the production of dextran, interfere with the formation process of dental plaque, and reduce the adhesion sites of pathogenic bacteria in the oral cavity. In addition, the composition of the present application can promote the proliferation and repair of oral mucosa epithelial cells, and help repair oral mucosa damage. Furthermore, the use of each component in the composition of the present application can balance the oral microbial flora, while achieving the effect of inhibiting pathogenic bacteria and improving the oral environment.

The invention relates to the technical field of pet oral health care, in particular to a compound seaweed source composition for assisting in improving oral health of dogs and cats and application of the compound seaweed source composition. The invention discloses a compound seaweed source composition for assisting in improving oral health of dogs and cats. The compound seaweed source composition comprises sodium alginate and fucoidan, the value of mannuronic acid (M) / guluronic acid (G) in the sodium alginate is 0.96-1.18; the fucoidan is prepared from mannose, glucuronic acid, galactose, xylose and fucose; the weight ratio of the sodium alginate to the fucoidan is 9: 2. The compound seaweed source composition disclosed by the invention has the effects of inhibiting the proliferation of pathogenic bacteria in the oral cavity of a pet, slowing down the rising rate of health indexes of the oral cavity of the pet, inhibiting the generation of volatile organic compounds and ammonia gas in the oral cavity, improving saliva components, slowing down the generation of dental plaque and the like, and can effectively improve the health condition of the oral cavity of the pet.

The invention relates to a large-particle dog and cat oral health-care functional food wrapped with instant freeze-dried particles and a preparation method thereof, and belongs to the technical field of pet food. According to the scheme, an external spraying system comprises grain base material particles, 0.1 to 0.15 part of lecithin, 0.002 to 0.003 part of monostearin, 0.001 to 0.003 part of vitamin E and 0.8 to 1.2 parts of chicken oil, and an instant freeze-dried particle layer comprises 0.1 to 0.2 part of fucoidan, 0.02 to 0.05 part of lysozyme, 0.04 to 0.08 part of tea polyphenol, 0.02 to 0.04 part of zinc gluconate, 0.05 to 0.1 part of Arabic gum, 0.03 to 0.1 part of glutamine, 0.01 to 0.02 part of vitamin B2, 0.01 to 0.04 part of vitamin B12 and 0.02 to 0.07 part of glycine. The toothpaste can effectively inhibit the formation of dental plaque and dental calculus and remove halitosis.

The utility model discloses a flat multi-cellosilk dental floss which at least comprises a first cellosilk thread body and a second cellosilk thread body, a second wire body; and a third thread body; wherein the first silk thread body, the second silk thread body and the third silk thread body are of a flat structure formed by interweaving the first silk thread body, the second silk thread body and the third silk thread body together along the same plane, and meanwhile, the utility model further discloses a tooth cleaning device applying the flat type multi-fiber-thread dental floss. The plurality of silk thread bodies are mutually interwoven together along the same plane to form the flat structure, so that the whole surface area of the flat type multi-fiber-thread dental floss is larger than that of a traditional cylindrical dental floss, the contact with the tooth surface is closer to surface contact, the friction area is increased, and the friction resistance of the dental floss is improved. And residues or dental plaque on teeth and in slits between the teeth can be better cleaned, so that the teeth are better protected.

Disclosed in the present invention are an antibacterial electric toothbrush based on a pulsed ultrasonic piezoelectric response principle, and an antibacterial method. The electric toothbrush in the present invention comprises a toothbrush head and a driving mechanism for driving the toothbrush head to vibrate, wherein the driving mechanism is configured to generate low-intensity pulsed ultrasonic waves, and the toothbrush head is provided with piezoelectric bristles and enhances the electric responsiveness of the piezoelectric bristles by means of ultrasonic vibration, such that a good antibacterial effect is achieved. The provided electric toothbrush can not only effectively inhibit the growth of bacteria on a standing toothbrush head, but also has improved antibacterial activity during a tooth-brushing operation process, such that dental plaque can be effectively inhibited, and oral diseases, such as periodontitis, can be effectively prevented.

This specification describes a dental imaging and / or curing system and methods of using it, optionally in combination with a fluorescent imaging aid applied to a tooth. In some examples, a system or kit described in this specification combines a fluorescent compound with an intra-oral device. The intra-oral device includes a light source to excite the fluorescent compound. The intra-oral device further includes a sensor to produce an image of fluorescent light emitted from the fluorescent compound. Optionally, the fluorescent compound can include positively charged nanoparticles including a fluorophore, for example fluorescein. Optionally, the intra-oral device can include a blue LED, a bandpass emission filter and a digital camera sensor. This specification also describes an intra-oral device and a method of producing an image of plaque, calculus or active carious lesions in the mouth of a person or other animal.

The invention provides a dental caries plaque cleaning instrument, and belongs to the technical field of dental plaque cleaning. Comprising a handle and a spray head installed at the top of the handle, and further comprises a cleaning mechanism, the cleaning mechanism comprises a connector arranged at the water outlet end of the spray head in a sleeving mode, a bent pipe is fixed to the end of the connector, a round head is connected to the end of the bent pipe in a threaded mode, a water outlet is formed in the end of the round head, a dental floss is rotationally connected to the end of the round head, and a hook is fixed to the end of the dental floss. A ring is fixed on the outer wall of the nozzle, a clamping strip is fixed on the outer wall of the ring, and the hook is hung on the clamping strip. According to the dental floss cleaning device, the dental floss is arranged, after water flow sprayed by the spray head is used for flushing the surfaces of teeth, the dental floss is tied into slits between the teeth, then the dental floss is moved to clean dental plaque in the slits between the teeth, and the water flow is synchronously sprayed by the water outlet for flushing during cleaning, so that the cleaning thoroughness of the dental plaque is improved.

1. Name of the product in this design: Ultrasonic air-blasting periodontal treatment device with graphical user interface. 2. Purpose of this design: For dental use in removing tartar and plaque from the surface of teeth, especially irritants such as tartar and plaque located below the gum line. 3. The key design features of this product are its shape, pattern, color, and the graphical user interface and displayed content on the screen. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The design for which protection is sought includes color. 6. Purpose of the graphical user interface: to select cleaning modes, set different parameters, and display equipment operating status information.

The utility model belongs to the technical field of toothbrushes, particularly relates to a multi-brush-head washing and cleaning toothbrush, and aims to solve the problems that the friction cleaning mode of the conventional toothbrush is difficult to touch the areas such as tooth slits, the design of brush heads is single, the cleaning effect is poor and the like, and provides the following scheme: the multi-brush-head washing and cleaning toothbrush comprises a brush main body, the toothbrush main body comprises a grasping part, a toothbrush handle main body and a toothbrush head main body, the grasping part, the toothbrush handle main body and the toothbrush head main body are sequentially connected, the grasping part and the toothbrush handle main body are used for providing a grasping space for a user, and the toothbrush head main body is used for cleaning teeth of the user. According to the multi-brush-head washing and cleaning toothbrush, the C-shaped brush head main body is designed, and the deformable brush heads are arranged, so that the cleaning bristles can completely cover teeth; the flushing assembly is designed to supply water through pressurization of a micro pump, pressurized water flow is sprayed out during cleaning, stubborn stains and dental plaque are effectively removed, and the user experience is improved; the overall design gives consideration to practicability and convenience, and diversified oral cavity cleaning requirements are met.

The invention discloses an antibacterial peptide and application thereof in preventing and treating dental plaque and gingival problems, and belongs to the technical field of biology. According to the invention, two cationic antibacterial peptides LR18 and LR18-2 with amphiphilic alpha-helical structures are designed from the beginning. The two antibacterial peptides have good antibacterial and bactericidal activity on oral periodontal pathogenic bacteria (including fusobacterium nucleatum, porphyromonas gingivalis and streptococcus mutans), the minimum inhibitory concentration (MIC) is 62.5-500 [mu] g / mL, and the minimum bactericidal concentration (MBC) is 62.5-2000 [mu] g / mL. The structure is simple, the chemical synthesis difficulty is low, a high-purity product can be directly synthesized, the cell hemolytic activity is low, the safety is high, the product can be used for preparing oral antibacterial drugs and / or oral care products, and oral diseases are prevented and treated by inhibiting the growth of oral periodontal pathogenic bacteria.

This invention discloses the application of *Lactobacillus animalis* ATCC35046 in the preparation of anti-aging drugs. The *Lactobacillus animalis* ATCC35046 involved in this invention is colonized in dental plaque of primates and in the intestines of dogs and mice. It can significantly reduce the expression of P16 or P21 in brain, bone, muscle, and skin tissues, significantly downregulate the level of aging-related secretory phenotypes in serum, and improve spatial memory, motor function, and muscle function. This provides a theoretical reference and guidance for the development of multi-target, multifunctional anti-aging probiotic preparations.

The application discloses a cat oral cavity nursing probiotic composition and application thereof, and the probiotic composition comprises animal bifidobacterium and lactic acid bacteria, wherein the lactic acid bacteria is any one or a combination of multiple of salivarius, lactobacillus casei, enterococcus faecalis, lactobacillus rhamnosus, lactobacillus plantarum, lactobacillus acidophilus and lactobacillus reuteri; compared with single probiotic, the probiotic composition has better effect on oral cavity odor removal, can effectively improve cat oral cavity source halitosis, and can also reduce dental plaque formation, relieve gingivitis and dental caries, and can be applied to preparation of a cat oral cavity odor cleaner, and has good application prospect.

The invention relates to the technical field of image recognition, in particular to an intelligent oral medical image analysis method, which comprises the following steps: acquiring oral medical images of periodontitis in a historical period, and marking periodontitis-related key anatomical regions to obtain periodontitis sensitive parameters; calculating a change quantitative index of periodontitis sensitive parameters, analyzing a space gradient feature and a time gradient feature, and further determining a multi-dimensional gradient feature vector of each tooth; performing clustering analysis based on the multi-dimensional gradient feature vector to determine a typical mode feature vector; obtaining the oral medical image of the current period to determine the multi-dimensional gradient feature vector of each tooth; calculating the distance between the multi-dimensional gradient feature vector of the current period and the typical mode feature vector, and marking a potential hidden risk unit; acquiring dental plaque staining detection data of the current period; and marking a potential concealment risk correction unit based on the dental plaque staining detection data. The periodontitis latent development risk prediction precision of the individual is improved.

The invention relates to an enzyme-containing oral care ointment composition, toothpaste and application. The enzyme-containing oral care ointment composition comprises the following components in percentage by mass: 0.4%-2% of an enzyme composition, 0.03%-0.3% of a cationic bactericide, 20%-80% of a humectant, 1.5%-5% of a foaming agent and 15%-75% of an abrasive, wherein the enzyme composition is prepared from dextranase and alpha-glucosidase; the humectant comprises polyethylene glycol, the average molecular weight of the polyethylene glycol is greater than or equal to 300g / mol, and the mass percent of the polyethylene glycol in the enzyme-containing oral care ointment composition is greater than or equal to 5%; the foaming agent comprises one or more of a nonionic surfactant and a zwitterionic surfactant; the friction agent comprises silicon dioxide. The enzyme-containing oral care ointment composition has the effect of inhibiting dental plaque, and can maintain the activity of enzyme for a long time.

This application discloses a plaque detection component for an electric toothbrush and an electric toothbrush. The plaque detection component includes a detection housing, a filter disposed on the detection housing, and at least one ultraviolet lamp. The ultraviolet lamp is connected to a conductive terminal, which protrudes from the bottom of the detection housing. A connection hole is also provided at the bottom of the detection housing for mating with the motor shaft of the electric toothbrush. When the motor shaft is fully inserted into the connection hole, the conductive terminal contacts a conductive base protruding from the top of the electric toothbrush, and the conductive base is connected to a circuit board inside the electric toothbrush. This utility model provides a plaque detection component for an electric toothbrush and an electric toothbrush that are convenient to use and have a simple structure.

The application discloses a gel candy and a preparation method thereof, and relates to the field of sugar products. The gel candy comprises a natural gum liquid, a polyhydric sugar alcohol slurry and dental care particles. The dental care particles are prepared from a chitosan / pectin adhesive and edible dry particles at a weight ratio of 8.5-10:1. The edible dry particles comprise sweet potato dry particles, carrot dry particles and apple dry particles at a weight ratio of 1-4:2-5:4. The preparation method of the gel candy comprises the following steps: mixing the edible dry particles and the chitosan / pectin adhesive according to the ratio, injection molding, drying and demolding to obtain the dental care particles; uniformly mixing the natural gum liquid and the polyhydric sugar alcohol slurry, adding the dental care particles and stirring to obtain a premix; injection molding the premix, and then drying and demolding to obtain the gel candy. The gel candy disclosed by the application can help remove dental plaque on teeth and inhibit the growth of dental plaque.

The invention relates to a composition for inhibiting dental plaque and dental calculus, and belongs to the technical field of oral care. The composition is prepared from a composite plant fermentation extract, immobilized lysozyme, immobilized glucose oxidase, glucanase, a chelating agent and an orally acceptable carrier according to specific mass parts, the compound plant fermentation extract is prepared by mixing radix salviae miltiorrhizae and rhodiola rosea powder according to a ratio of (3-5): 1 and then fermenting with lactobacillus plantarum with a specific concentration. According to the composition, through the synergistic effect of the composite plant fermentation extract, the immobilized enzyme preparation and the chelating agent, the storage stability and the action efficiency of enzyme are improved, the source inhibition of dental plaque formation and the inhibition of dental calculus mineralization are realized, and the composition also has the additional effects of oral mucosa protection, inflammation resistance and the like; the problems that an existing product is single in effect, insufficient in stability and low in active ingredient utilization rate are solved, and the oral care product can be used for preparing toothpaste, mouth wash and the like.

The application relates to the field of denture preparation, and specifically discloses a composite resin tooth capable of effectively resisting secondary caries and a preparation method thereof. The composite resin tooth comprises 10-34 parts of polymethyl methacrylate, 6-30 parts of dimethyl acrylamide urethane, 0.2-0.8 parts of sodium fluoride and 0.4-1.6 parts of deionized water. The resin tooth provided by the application has good antibacterial performance and can reduce the formation rate of dental plaque. The preparation method of the resin tooth has the effects of simple preparation and easy mass production.

The invention provides combined lactobacillus salivarius LT017 and application thereof in prevention of decayed teeth and / or removal of dental plaque, and belongs to the technical field of microorganisms. The invention provides combined lactobacillus salivarius LT017, and the preservation number of the combined lactobacillus salivarius LT017 is CGMCC (China General Microbiological Culture Collection Center) No.30724 The invention further provides a preparation method of the combined lactobacillus salivarius LT017 bacterial powder, and an application of the combined lactobacillus salivarius LT017 bacterial powder in prevention of decayed teeth and / or removal of dental plaque.

The application relates to the technical field of oral cavity equipment, and discloses a dental plaque quantitative analysis system, a method and a storage medium. The system comprises a dental plaque observation instrument and an upper computer. The dental plaque observation instrument is used for collecting a two-dimensional fluorescence image of teeth in an oral cavity area of a to-be-measured object. The upper computer is in communication connection with the dental plaque observation instrument. The upper computer is configured to: receive the two-dimensional fluorescence image of teeth sent by the dental plaque observation instrument; perform image segmentation and image depth estimation based on the two-dimensional fluorescence image of teeth, perform three-dimensional reconstruction, and obtain a three-dimensional tooth model containing a plaque area and a tooth area; then calculate the surface area of the plaque area and the surface area of the tooth area respectively, obtain an area ratio of the surface area of the plaque area to the surface area of the tooth area, and take the area ratio as a quantitative analysis result of dental plaque. The application can accurately calculate the area of the plaque area and realize high-precision quantitative detection of dental plaque.

The utility model relates to a kind of nanostructure of laser surface treatment aggregate, wherein the surface of the aggregate is titanium metal, and at least one microchannel with titanium dioxide (TiO2) after cooling is formed by laser melting and sputtering to form molten titanium, at least one microchannel includes: at least one micropore, at least one guide channel, and at least one nano-wall formed at least one nano-bulge layer and at least one nano-wall. The following bone healing and antibacterial index effects and purposes are achieved: A. accelerate bone healing related protein deposition, B. accelerate bone cell attachment, C. induce neovascularization, D. accelerate early calcification and bone mineralization, E. improve nutrient exchange, F. stabilize surface bone structure, and G. resist plaque formation.

The invention relates to the technical field of oral care, and provides Chinese herbal medicine plant toothpaste and a preparation method thereof.The toothpaste is composed of wild mint, paris polyphylla roots, pseudo-ginseng roots, dandelion, radix paeoniae alba, moutan bark, honeysuckle, wild chrysanthemum flowers, gentiana rigescens, verbena, herba lycopi, gypsum, calculus bovis and matrix auxiliary materials, and core raw materials are Yunnan genuine medicinal materials. The preparation process combining segmented extraction and nitrogen protection superfine grinding is adopted, effective components of Chinese herbal medicines are fully released, all the components have a synergistic effect, and the toothpaste has the comprehensive effects of preventing oral ulcer, whitening, removing halitosis, strengthening teeth, diminishing inflammation, killing bacteria, reducing stomach fire, stopping bleeding and strengthening the oral cavity; particularly, the effects of inhibiting oral pathogenic bacteria, repairing gingival injury and removing dental plaque are obvious. The product is controllable in process, high in stability, mild and non-irritant, can comprehensively solve various potential oral problems, and meets the high-quality oral care requirements of consumers.

To provide a mouthpiece-type toothbrush capable of effectively removing dental plaque or the like by using a high-density brush.SOLUTION: A mouthpiece-type toothbrush 1 is provided with two inner and outer brush mounting members 2, 2 whose bottom portions are connected at appropriate positions so as to face the row of teeth with a space therebetween and which are curved in a substantially U-shape in plan view along the row of teeth, sheet base materials 3, 3 which are respectively attached to the facing surfaces of the two brush mounting members 2, and high-density raised brushes 4, 4 which are connected at one end to the respective sheet base materials 3 so that the tips thereof face each other and which are formed of a large number of flexible brush bristles formed by weaving.SELECTED DRAWING: Figure 1