216 results about "Tooth plaque" patented technology

The invention discloses a dental plaque quantitative analysis method, a dental plaque quantitative analysis device and computer equipment. The method comprises the following steps: acquiring an initial dental surface image of at least one specified orientation of a to-be-detected tooth; normalizing each initial dental surface image into the matched template image to obtain a normalized dental surface image; performing image segmentation on each regular tooth surface image to obtain a tooth image area and a dental plaque image area in the regular tooth surface image; and calculating the dental plaque proportion of the to-be-detected teeth according to the sizes of the tooth image region and the dental plaque image region of each regular tooth surface image. Accurate quantitative evaluation of the dental plaque on the to-be-detected teeth is achieved, the method has the advantages of being easy and convenient to operate, accurate in result and the like, and the quantitative evaluation result has comparability and can serve as a credible basis for dynamic monitoring of oral health.

The invention discloses an oral care desensitization paste and a preparation method thereof, and mainly relates to the technical field of dental medicines. The oral care desensitization cream is prepared from the following components: bioactive glass, strontium chloride, sodium chloride, silicon dioxide, sodium carboxymethyl cellulose, polyethylene glycol 400, a xanthan gum solution, sodium lauryl sulfate, sodium lauroyl sarcosinate, titanium dioxide, beta-glucan, saccharin sodium salt, sorbitol, methylparaben, propyl hydroxybenzoate, edible essence and water. Compared with the prior art, the oral care desensitization paste disclosed by the invention can be used for sealing dentinal tubules and treating hemodia; the traditional Chinese medicine composition can also be used for treating plaque gingivitis, relieving and reducing gingival bleeding and inhibiting and reducing dental plaque; and meanwhile, the condition of mistakenly swallowing and eating in the using process is reduced.

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 discloses combined lactobacillus salivarius CCFM1398 for regulating and controlling bone homeostasis and relieving bone resorption and a metagen of the combined lactobacillus salivarius CCFM1398, and belongs to the technical field of microorganisms. The combined lactobacillus salivarius CCFM1398 provided by the invention is separated from oral dental plaque of healthy teenagers, has the effects of relieving bone resorption and resisting inflammation, and is specifically reflected in that expression of protein level and gene level of MC3T3-E1 cell osteoprotegerin (OPG) is improved in vitro; the bone absorption amount of orthodontic bone absorption rat alveolar bone is reduced, the number of alveolar bone osteoclasts is reduced, and the level of rat serum OPG is improved; the secretion of inflammatory factors TNF-alpha, IL-6 and MPO of the orthodontic bone absorption rat is reduced; and the pathological condition of orthodontic bone absorption rat alveolar bone tissue is improved. Therefore, the combined lactobacillus salivarius has a huge application prospect in products for relieving bone resorption and assisting in inhibiting periodontal tissue inflammation.

Tooth brushing monitoring system is disclosed that includes a toothbrush with sensors and a base station. The sensors record data regarding the quality, quantity and location of brushing and the system can analyze the data to provide feedback on the quality of brushing. This feedback provides motivation for users to increase their brushing habits, leading to a decrease in plaque, tooth decay and gingivitis.

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 provides a pharmaceutical composition as well as a preparation method and application thereof. The pharmaceutical composition comprises the following raw materials in parts by mass: 2-6 parts of radix paeoniae alba, 1-4 parts of ginseng, 1-4 parts of mint and 0.3-3 parts of liquorice. The pharmaceutical composition provided by the invention adopts the radix paeoniae alba, the ginseng, the mint and the liquorice, the mint and the liquorice are medicinal and edible traditional Chinese medicines, and the radix paeoniae alba and the ginseng can be widely applied in a health food raw material list. The pharmaceutical composition is a pure traditional Chinese medicine preparation, has significant antibacterial and anti-inflammatory effects, can effectively inhibit gingival bleeding, reduce dental plaque, reduce gingival sulcus bleeding index, gingival index and dental plaque index, and significantly reduce probe depth, and has a good curative effect. The composition has a remarkable treatment effect on gingivitis and periodontitis and is free of toxic and side effects.

The invention belongs to the technical field of oral cavity medical treatment, and particularly relates to a medical-grade oral cavity cleaning method and device based on AI assistance, and the method comprises a fine-grained oral cavity state detection method which is used for recognizing and positioning an oral cavity state image shot by an oral cavity image collection system, accurately recognizing tiny dental plaque and dental calculus, and detecting the oral cavity state image. Guidance and reference are provided for oral cavity cleaning; the intelligent analysis report generation method is used for generating a personalized and customized analysis report according to a result given by the fine-grained oral cavity state detection method; according to the intelligent personalized cleaning scheme generation method, a personalized and customized medical-grade oral cleaning scheme is generated according to key information input by a user, and an oral cleaning doctor is guided to take effective and safe oral cleaning operation on the oral cavity of a patient; the invention also provides a medical oral cavity cleaning device based on AI assistance, which comprises an oral cavity image acquisition system, an image processing subsystem, an imaging display, a report generation subsystem and an oral cavity cleaning subsystem, so that the medical oral cavity cleaning accuracy and efficiency are effectively 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 provides toothpaste containing active biological enzyme and a preparation method of the toothpaste, and belongs to the technical field of toothpaste. Comprising the following components in parts by weight: 2 to 15 parts of a biological enzyme additive composition, 20 to 50 parts of a friction agent, 30 to 60 parts of a humectant, 0.7 to 1.5 parts of a thickening agent, 0.1 to 0.3 part of a taste improver, 0 to 0.3 part of an appearance improver, 0.5 to 1.5 parts of perfume, 2 to 4 parts of a surfactant, 0.2 to 2 parts of an acid-base buffer agent, 0.2 to 0.5 part of a preservative, 0.001 to 5 parts of a functional component and 80 to 120 parts of water. On the premise of protecting teeth from being damaged, the toothpaste disclosed by the invention inhibits bacterium breeding, prevents decayed teeth, can reduce the formation of dental plaque and tartar, alleviates halitosis, resists dental calculus, safely and effectively removes stains on the surfaces of the teeth and whitens the teeth, also has the effect of solving oral problems, and has a wide application prospect.

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 invention relates to the technical field of oral cavity detection, and discloses an intelligent scoring method and device for dental plaque detection, equipment and a storage medium. The method comprises the following steps: acquiring a tooth image of a target area in an oral cavity; performing dental plaque identification on the tooth image, and determining dental plaque positive site information; and based on the dental plaque positive site information and a target detection mode, determining a scoring result of dental plaque detection of the target area. According to the technical scheme, the dental plaque positive site information in the oral cavity is determined according to the collected tooth image, and then the scoring result of dental plaque detection is determined according to the dental plaque positive site information and the target detection mode, so that the situation that a professional dentist needs to intervene to give a corresponding dental plaque detection result is avoided, and the convenience of dental plaque detection and scoring is improved.

The invention relates to toothpaste for removing dental plaque and a preparation method thereof, the toothpaste is prepared from a composition for removing dental plaque, a friction agent, a thickening agent, a foaming agent and water, and the composition for removing dental plaque comprises a honeysuckle extract, a rosemary extract, a mangnolia officinalis extract, a chamomile flower extract and a pseudo-ginseng extract. The toothpaste prepared by the invention has the effects of removing dental plaque and whitening teeth, and the honeysuckle extract, the rosemary extract, the mangnolia officinalis extract, the chamomilla recutita flower extract and the pseudo-ginseng extract have a certain synergistic effect on the effects.

The invention belongs to the technical field of oral health care, and particularly discloses a toothpaste composition for inhibiting dental plaque and improving gingival inflammation, finished toothpaste and a preparation method thereof. The toothpaste composition is prepared from 0.5 to 10 parts of zinc carbonate hydroxide, 0.01 to 0.2 part of pearl powder, 0.01 to 0.2 part of amber powder, 0.5 to 5 parts of lactobacillus / soybean milk fermentation product filtrate, 0.05 to 1 part of borneol and 0.01 to 0.2 part of clove oil. The toothpaste composition provided by the invention inherits a classic formula, is simple in components and high in safety, and has good effects of inhibiting dental plaque and improving gingival inflammation; and the provided preparation process is simple and easy for large-scale production.

The invention provides a composition for inhibiting dental plaque and application thereof, and belongs to the technical field of oral care. The composition for inhibiting dental plaque is prepared from the following components in percentage by mass: 0.05 to 0.5 percent of glucan, 0.1 to 1 percent of breast milk oligosaccharide, 0.05 to 0.5 percent of plaque decomposing enzyme, 0.5 to 2 percent of coloring agent, 0.2 to 5 percent of stabilizing agent, 20 to 40 percent of dispersing agent, 0.1 to 2 percent of flavoring agent and the balance of water. The oral care product prepared from the composition can have good plaque dyeing performance, good antibacterial effect and good stability at the same time.

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 discloses an ultrasonic brush head and a toothbrush. The toothbrush comprises the ultrasonic brush head, a brush handle, a handle, a bristle fixing structure, a sound transmission bag, an ultrasonic transducer, a vibration motor, an ultrasonic driving circuit, a battery and a controller, the sound transmission bag and the ultrasonic transducer are arranged in the ultrasonic brush head, the sound transmission bag wraps the focused or non-focused ultrasonic transducer, and double-frequency ultrasonic waves generated by the ultrasonic transducer are transmitted to the surfaces of teeth and gingiva through liquid or an ultrasonic coupling agent with good sound transmission in the sound transmission bag. The bristle fixing structure is of a special structure and can be detached and replaced. And the bristles and the sound transmission bag have various position layouts. An ultrasonic drive circuit, a vibration motor, a battery and a control circuit are arranged in the handle. The control circuit is powered by the battery, and the output of the control circuit is connected with the ultrasonic drive circuit and the vibration motor, so that the ultrasonic transducer sends out double-frequency ultrasonic waves and the motor vibrates, the effects of removing dental plaque and diminishing inflammation are achieved, and the purpose of ultrasonic tooth cleaning is achieved.

Disclosed are a bidirectional motor, oral care equipment and a control method thereof. The control method comprises: acquiring an oral care instruction (S401); in response to the oral care instruction, determining a corresponding first driving signal and a corresponding second driving signal, controlling a nursing member (110) to generate a first motion on the basis of the first driving signal, and controlling the nursing member (110) to generate a second motion on the basis of the second driving signal, the motion trajectories of the first motion and the second motion being different (S402); and alternately outputting the first driving signal and the second driving signal, so as to control the nursing member (110) to alternately output the first motion and the second motion (S403), such that by controlling the nursing member (110) to move alternately with the first motion and the second motion having different motion trajectories, a peeling force can be applied to the soft scale or dental plaque on the tooth surface in multiple directions, thereby generating a better oral care effect.

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.

To provide novel means for controlling the diversity of oral bacterial species in dental plaque.SOLUTION: Provided is an oral microbiota diversity control composition, comprising cetylpyridinium chloride and DL-pyrrolidonecarboxylic acid salt of N-cocoyl-L-arginine ethyl ester.SELECTED DRAWING: None

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.

The invention belongs to the technical field of oral care products, and particularly relates to toothpaste, in particular to whitening toothpaste capable of preventing caries and inhibiting dental plaque and a preparation method of the whitening toothpaste. The toothpaste comprises the following components in parts by weight: 25-30 parts of zeolite, 3-5 parts of silicon dioxide, 1-2 parts of L-calcium aspartate, 20-30 parts of a traditional Chinese medicine extracting solution, 0.1-0.12 part of sodium benzoate, 5-8 parts of sorbitol, 5-10 parts of peach kernel enzymatic hydrolysate and 15-20 parts of water. The toothpaste prepared according to the formula has the effects of preventing caries, inhibiting dental plaque and improving periodontitis.

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 belongs to the technical field of pet food, and particularly relates to a collagen pet tooth cleaning bone and a preparation method thereof.The collagen pet tooth cleaning bone is prepared from, by weight, 60-100 parts of collagen, 10-30 parts of meat, 0-20 parts of edible powder, 1-10 parts of glycerinum, 1-3 parts of potassium sorbate, 0.2-1 part of vitamin E, seaweed extract and coconut oil, the addition amount of the seaweed extract is 0.1-0.5% of the amount of the collagen, and the addition amount of the coconut oil is 1-5% of the amount of the collagen; the collagen pet tooth cleaning bone is obtained through the working procedures of raw material pretreatment, ingredient stirring, extrusion molding and baking. The tooth cleaning bone is soft but sufficient in toughness, does not seriously wear pet teeth, can reduce pet halitosis and slow down the forming speed of dental calculus and dental plaque, and can be widely applied to pet oral cavity cleaning.

The utility model provides a handheld double-water-tank oral irrigator, which relates to the technical field of oral cavity cleaning and comprises a nozzle, a nozzle connector is sleeved in the nozzle, an upper cover transparent part is sleeved on the outer surface of the nozzle connector, and a nozzle electroplating part is fixedly mounted at the bottom end of the nozzle connector. By arranging the nozzle, the nozzle interface, the upper cover transparent part, the nozzle electroplating part, the top cover, the nozzle buckle, the USB, the USB plug, the USB bracket, the USB pad, the battery, the UV lamp bracket and the like, the problem that the nozzle and the machine body cannot be bent is solved, the wrist does not need to be excessively twisted or the posture of the head does not need to be changed in the using process of the equipment, and the use is convenient. According to the technical scheme, difficulty and discomfort of a user in operation are avoided, meanwhile, for some users with special oral cavity structures or irregular tooth arrangement, the device can adapt to unique conditions of the oral cavity, cleaning dead corners are avoided, food residues and dental plaque are effectively removed, and convenience, comfort and reasonability of the device are improved.