137 results about "Tooth caries" patented technology

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 an anti-caries early warning method and system based on oral health detection, and belongs to the technical field of data processing. The method comprises the following steps: acquiring and processing target detection data to generate a clear enamel demineralization feature image and a buffer capability score; analyzing pixel-level fluorescence intensity distribution by adopting a convolutional neural network model, determining a quantized value of the enamel demineralization degree, and further determining a comprehensive dental caries risk level category; judging a risk change trend according to the historical target detection data sequence to obtain a dynamic evaluation update value; a data fusion algorithm is adopted to obtain a final decayed tooth risk assessment index, and risk early warning information is generated according to the early warning template; by integrating fluorescence imaging, an image enhancement algorithm, a convolutional neural network, spectral analysis, k-means clustering and time sequence analysis, a complete process from enamel demineralization feature extraction to comprehensive risk assessment is constructed, the accuracy and individuation level of decayed tooth risk assessment are remarkably improved, and a scientific basis is provided for early prevention and intervention.

The invention provides a decayed tooth auxiliary diagnosis system and method for a dental clinic of a community hospital, and the method comprises the steps: obtaining a tooth image to be diagnosed, and dividing the tooth image into a plurality of local tooth regions according to the anatomical structure of teeth; performing multi-scale feature extraction on each local tooth body region to obtain a multi-scale feature map representing texture and structural features under different scales; calculating a lesion perception attention weight of each local tooth body region based on the multi-scale feature map; extracting a feature region related to a decayed tooth lesion in the tooth image, wherein the feature region comprises a demineralization region and a structure damage region; and performing adaptive enhancement on the feature region according to the lesion perception attention weight, and generating an enhanced image for dental caries diagnosis. By adopting the scheme of the invention, local adaptive enhancement of the dental caries lesion feature region in the tooth image can be realized.

The invention relates to the technical field of oral medicine and biological information analysis, in particular to an evaluation system for oral microbiological analysis and decayed tooth risk prediction. The system comprises a sample collection module, a microorganism detection module, a data preprocessing module, a microorganism population dynamic analysis module, a multi-dimensional feature extraction module, a decayed tooth risk assessment module and a personalized suggestion generation module. By constructing microbial population evolution analysis based on a Lotka-Volterra competitive model, diversity dynamic change analysis based on Shannon entropy and evolution trend prediction based on a Lyapunov stability theory, the system deeply reveals a dynamic evolution law of an oral micro-ecosystem, and a multi-dimensional feature adaptive weighting mechanism based on mutual information is adopted, so that the dynamic evolution law of the oral micro-ecosystem is improved. Personalized accurate risk assessment is realized, a causal reasoning theory is introduced to generate personalized intervention suggestions with causal support, and the accuracy and the prevention effect of dental caries risk prediction are remarkably improved.

Disclosed are oral care compositions comprising: a tooth ligand mixture comprising a monocarboxylic acid, a dicarboxylic acid, and / or a tetracarboxylic acid; and a stannous ion source and a fluoride ion source, such as stannous fluoride. The oral care compositions show the ability to prevent and / or treat dental erosion and / or dental caries.

The invention relates to a flavonoid derivative containing a flavonoid that is coupled to an alkylene group via an ether bond, said alkylene group having an adhesion group for adhesion onto a dental surface. The flavonoid derivative has a long-term suppressing effect on the dental disease-causing formation of biofilm on the dental surfaces treated with the flavonoid derivative. The invention further relates to a kit for producing such a flavonoid derivative, and to the use of same.

The invention belongs to the technical field of biological medicine, and particularly relates to a sophora flower extract for inhibiting formation of an oral biofilm and application thereof. According to the method, the sophora flower extract obtained after alcohol extraction is subjected to specific macroporous resin column elution conditions, the sophora flower extract obtained through enrichment has a very excellent effect of inhibiting oral biofilm formation, and further elution is carried out under specific silica gel column conditions, so that the effect of the obtained sophora flower extract is further improved. The inhibition rate of the obtained sophora flower extract is obviously higher than that of sophora flower extracts prepared by traditional alcohol extraction or other processes, and the sophora flower extract has important application value in preparation of products for inhibiting and / or killing oral microorganisms or biological membranes thereof, and can be used for preventing and / or treating dental bacterial diseases including decayed teeth.

The application discloses a kind of children's toothpaste composition and its preparation method and application, belong to oral care technical field.The composition includes anticaries efficacy component, anti-inflammatory composition, color-changing microcapsule and toothpaste acceptable adjuvant;Anticaries efficacy component is compounded by sodium fluoride, casein phosphopeptide and ten kinds of components, and anti-inflammatory composition is composed of Notopterygium extract, Magnolia officinalis extract, Prunus divaricata extract and kale leaf extract according to specific proportion.Preparation method is completed by water phase preparation, liquid phase deployment, powder mixing, paste machine stirring and vacuum degassing and the like steps, and process is stable and controllable.The toothpaste has anticaries and anti-inflammatory effects, and the color-changing microcapsule can change color during brushing, which improves the brushing interest of children and prompts proper cleaning.The toothpaste is suitable for preparing oral care products for children, and the components are safe and mild, which are suitable for the physiological environment of children's oral cavity.

The present invention relates to a pharmaceutical composition for preventing or treating dental caries and the use thereof. The pharmaceutical composition, according to the present invention, includes a peptide comprising an amino acid sequence of General Formula 1 as an active ingredient:         K-Y-R1-R2-R3-R4-R5-R6-R7-R8     (General Formula 1). In General Formula 1, R1 is arginine (R), lysine (K), or glutamine (Q), R2 is arginine (R) or glutamine (Q), R3, R4, and R5 are each arginine (R) or lysine (K), R6 is asparagine (N) or serine (S), and R7 and R8 are lysine (K) or tyrosine (Y).

This invention discloses a method for preparing prebiotic-containing minced meat canned food, belonging to the field of canned food preparation technology, including the following steps: removing large pieces of fascia and fat from the hind leg meat, and then cutting it into chunks; adding Mixture No. 1 and fructooligosaccharide syrup to the pork hind leg meat and tumbling it with a positive and negative pressure tumbler, then marinating it; cutting the thick layer of skinless pork belly into small pieces, adding salt and mixing evenly, then marinating it; removing the skin from the chicken breast and mincing it; first, pouring the marinated skinless pork belly and skinless chicken breast into a chopping pot and chopping at high speed until the meat particles are the size of rice grains, then adding the hind leg meat and chopping and stirring, then adding soy protein, Mixture No. 2, ice water and corn starch, stirring evenly at low speed, chopping and stirring, then removing from the pot; then mixing in a vacuum mixer; filling, sealing, sterilizing, heat preservation, packaging and warehousing, and the product is obtained. This invention provides canned minced meat that can regulate the ratio of intestinal flora, improve the intestinal environment, and is a good choice for people who like sweets but also want to lose weight; it can also help with calcium absorption and reduce the formation of tooth decay.

The utility model discloses a fluorine coating device for preventing decayed teeth of children in the department of stomatology, which relates to the technical field of fluorine coating devices and comprises a handheld part, a fluorine coating head and a fluorine coating device, a rotating roller is rotationally connected to the bottom of the inner side of the fluorine coating head in an embedded mode, bristles used for coating fluoride are arranged on the surface of the rotating roller, an arc-shaped cavity for containing the rotating roller to rotate is formed in the fluorine coating head, and the bristles are in interference fit with the inner wall of the arc-shaped cavity; a fluorine storage cavity is formed in the top of the fluorine coating head, and the bottom of the fluorine storage cavity is communicated with the rotating roller mounting cavity through a fluorine outlet; the positioning mechanism comprises a plurality of positioning holes and positioning rods, the positioning holes are circumferentially formed in the end face, close to the handheld part, of the rotating roller, the positioning rods can be inserted into the positioning holes, and the positioning rods penetrate through the side wall of the fluorine coating head. And the handheld part is moved to drive the roller brush to uniformly brush the fluoride, so that the brushing uniformity of the fluoride is further improved.

This invention relates to the field of oral care products technology, specifically to an artificial enzyme with antibacterial properties, its preparation method, and its application. This technical solution employs a chemical reduction method, where a palladium source reacts in an environment containing surfactants and reducing agents to obtain palladium nanozymes. The obtained palladium nanozymes exhibit uniform morphology, controllable particle size, good dispersibility in water, and good biocompatibility; they have no significant toxic side effects on human gingival fibroblasts, possess highly efficient catalase activity, and demonstrate strong antibacterial and bactericidal effects against oral pathogens, significantly reducing bacterial drug resistance; they can inhibit acid production by oral bacteria, preventing tooth decay; and they retain their original catalytic activity even after multiple cycles of use. Applying the palladium nanozymes of this solution to the manufacture of oral care products can solve the technical problems of unsatisfactory safety and easy development of drug resistance in existing oral care products using antibacterial and anti-caries methods, showing promising application prospects.

The invention relates to a preparation method and application of a tooth antibacterial and mineralized dual-function anti-caries material. The anti-caries material provided by the invention comprises two components, namely a mineralizing solution I and a mineralizing solution II. The mineralization liquid I contains polyelectrolyte and soluble salt of antibacterial metal cations; and the mineralization liquid II contains phosphate and fluoride. The pH values of the two mineralizing solutions are both 9.5 + / -0.5. During use, the surface of a demineralized tooth is firstly cleaned, the mineralizing liquid I and the mineralizing liquid II are sequentially coated, flushing is performed after each action for 15 minutes, 1-3 cycles are performed every day, and continuous treatment is performed for 7-14 days. Through polyelectrolyte template guiding and antibacterial metal ion doping, a biomimetic mineralization layer with an antibacterial function is formed on the surface of the demineralized tooth, and the dual functions of antibacterial and remineralization are achieved. The material can significantly recover the mechanical properties of teeth, the elastic modulus and hardness recovery rates respectively reach 68.6% and 62.5%, the dental caries score is reduced by 70% or more, and the dental caries prevention material has an excellent dental caries prevention effect and a clinical application prospect.

The invention discloses a buccal element as well as a preparation method and application thereof, and belongs to the technical field of oral cleaning supplies. The method comprises the following steps: firstly, adding 2.8 to 3.5 parts of glacial acetic acid, 0.005 to 0.015 part of sodium benzoate, 0.005 to 0.015 part of sodium cyclamate, 0.08 to 0.12 part of lactic acid and 0.04 to 0.06 part of citric acid into 100 parts of water, and mixing to form acetic acid mother liquor; then, putting 3.7-4.6 parts of sodium bicarbonate and 0.08-0.12 part of calcium carbonate into a container, adding the acetic acid mother solution into the container, and stirring to form a mixed solution; adjusting the pH value of the mixed solution to 6.8-7.2, then sequentially adding 0.08-0.12 part by weight of lovastatin, 0.02-0.04 part by weight of peppermint water and 0.08-0.12 part by weight of a clove extracting solution, and uniformly stirring, so as to obtain the traditional Chinese medicine composition. The method disclosed by the invention is simple, and the prepared buccal essence is non-toxic and non-irritant, is high in decayed tooth inhibition rate and can quickly relieve decayed tooth pain and dentin hypersensitivity.

The application belongs to the technical field of nanomaterials, and particularly relates to a graphene oxide composite nanocoating, application thereof and modified dental metal material. The obtained graphene oxide composite nanocoating overcomes the problem of easy agglomeration of GO alone, has the advantages of long-term antibacterial property, strong corrosion resistance, low toxicity, good remineralization effect on dental enamel, reduced occurrence of dental demineralization and dental caries, effectively reduced friction between dental metal materials, especially between metal materials for orthodontic treatment, is conducive to the sliding between arch wires and bracket grooves in the orthodontic process, and further conducive to improving the efficiency of aligning and flattening the dental arch in orthodontic treatment and shortening the treatment course. In addition, the application has the characteristics of simple operation, low cost and strong controllability, and provides a simple and universal strategy for preparing dental metal materials with long-term antibacterial property, corrosion resistance, low toxicity, good remineralization effect and low friction.

The invention relates to the technical field of biomedical materials, in particular to a COF heterojunction nanosphere with biomimetic mineralization and antibacterial functions and a preparation method and application thereof. The preparation method comprises the following steps: mixing a magnolol solution, a 1, 3, 5-tris (4-aminophenyl) benzene solution, a polyvinylpyrrolidone solution, a 2, 5-dimethoxybenzene-1, 4-dicarboxaldehyde solution and acetic acid, so as to obtain COFDMTP-coated Honokiol nanospheres; the preparation method comprises the following steps: mixing 4, 4 '-((2, 5-diformyl-1, 4-phenylene) bis (oxy)) dibutyric acid, COFDMTP (at) Honokiol nanospheres, acetonitrile and an acetic acid solution, and reacting to obtain the COFFPBA (at) Honokiol heterojunction nanospheres. The heterojunction nanosphere provided by the invention not only can promote the mineralization of acid-etched enamel, but also can effectively inhibit the growth of oral bacteria and reduce the occurrence of decayed teeth.

The invention belongs to the technical field of traditional Chinese medicines, and relates to a glycyrrhiza uralensis n-butyl alcohol extract and application of effective components thereof. The invention relates to a glycyrrhiza uralensis n-butyl alcohol extract. The effective components of the glycyrrhiza uralensis n-butyl alcohol extract are prepared from glycyrrhiza uralensis isoflavanone, glycyrrhiza stem alcohol A, licorcidine, dibutyl phthalate, glycyrrhizin I, 3 '-Dimethylallylkievitone, lupinone, glycyrrhiza flavonol, edediol, 1-methoxy phaseolin and isoderrone. The glycyrrhiza uralensis n-butyl alcohol extract is prepared from the following raw materials: glycyrrhiza uralensis, glycyrrhiza uralensis, glycyrrhiza uralensis, glycyrrhiza uralensis, glycyrrhiza uralensis, glycyrrhiza uralensis, glycyrrhiza uralensis, glycyrrhiza uralensis, glycyrrhiza uralensis and glycyrrhiza uralensis, the anti-streptococcus mutans activity of the glycyrrhiza uralensis n-butyl alcohol extract provided by the invention is superior to that of an extract extracted by ethanol in the same extraction method. The method has more advantages in the aspect of preventing streptococcus mutans infection and decayed teeth, and a theoretical basis is provided for research and development of new products.

The invention belongs to the technical field of food additives, and particularly discloses dictyophora rubrovolvata beta-glucan low-calorie hydrophilic colloid and a preparation method and application thereof.The dictyophora rubrovolvata beta-glucan in dictyophora rubrovolvata is extracted through a water extraction and alcohol precipitation method, and the extract has good physiological activities such as blood sugar lowering activity and immunity. And compounding the dictyophora rubrovolvata beta-glucan and erythritol through a series of steps of sol dissolving, decocting and cooling, so as to prepare the dictyophora rubrovolvata beta-glucan low-calorie hydrophilic colloid. The prepared dictyophora rubrovolvata beta-glucan low-calorie hydrophilic colloid is applied to preparation of low-calorie soft sweets, the situation that traditional soft sweets with gelatin as a gelling agent are low in nutritional value and rich in saccharides, and the risk of chronic diseases such as obesity, decayed teeth, hyperglycemia and type II diabetes mellitus can be possibly increased is broken through, and the prepared dictyophora rubrovolvata beta-glucan low-calorie hydrophilic colloid has the advantages of being simple in preparation process, low in cost and the like. And a development direction is provided for researching and developing a novel functional gelling agent into soft sweets.

The invention relates to anti-caries toothpaste capable of freshening breath and a preparation method of the anti-caries toothpaste. The anti-caries toothpaste comprises disodium dihydrogen pyrophosphate, zinc citrate, a grape seed extract, tetrasodium pyrophosphate, sodium fluoride and synthetic fluorophlogopite. The disodium dihydrogen pyrophosphate, the zinc citrate, the grape seed extract, the tetrasodium pyrophosphate, the sodium fluoride and the synthetic fluorophlogopite are combined, so that a synergistic interaction effect is achieved, decayed teeth can be prevented and treated, and fresh breath is remarkably improved.

Disclosed are a novel Streptococcus salivarius (S. salivarius G7, KCCM13161P) strain, a composition containing the same for prevention or alleviation of an oral disease, and oral probiotics, and specifically, the novel Streptococcus salivarius (S. salivarius G7, KCCM13161P) strain can prevent, treat, and alleviate periodontal diseases through strong antibacterial and antiinflammatory activities against periodontal disease-causing strains, prevents, treat, and alleviates dental caries through strong antibacterial activity against dental caries-causing strains and biofilm formation inhibitory ability, and suppress halitosis caused by oral diseases, thereby contributing to oral health improvement.

The utility model discloses a forming sheet for filling adjacent dental caries, and relates to the technical field of dental caries filling. The device comprises an adjacent face tooth filling unit arranged on one side of teeth, and the adjacent face tooth filling unit comprises a forming piece, an injection hole and a clamping strip; the injection hole is formed in the molding sheet, and the high-flowability resin is injected into the teeth through the injection hole to fill the teeth; the clamping strip is arranged on one side of the forming piece, the forming piece is clamped between the clamping strip and the teeth, and the clamping strip is used for clamping and fixing the forming piece after the forming piece is installed. According to the device, the injection hole is formed in the forming piece, so that the requirement for the adjacent space is reduced during material filling, tooth filling is facilitated, through combined use of the clamping strip and the clamping strip, on the premise that sealing of the injection hole is guaranteed, the device can be more tightly attached to teeth, the stability of the clamping strip and the clamping strip during use is guaranteed, and the service life of the device is prolonged. The phenomenon that the tooth filling effect is affected due to leakage of the filling material is avoided, and user requirements are met.

The present invention relates to a composition comprising Lactiplantibacillus plantarum ND88 (KCTC13487P) for alleviating, preventing or treating halitosis or dental caries. The composition has excellent antibacterial activity and probiotic activity against various harmful oral bacteria, and thus can exhibit excellent effects of alleviating, preventing or treating halitosis or dental caries.

A yeast strain of Saccharomyces cerevisiae var. Boulardii for the treatment and / or the prevention of infectious diseases of the oral cavity, such as dental caries and periodontal diseases. This strain can be used either alone or in combination with the inactive dry form of a yeast strain of Saccharomyces cerevisiae.

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.

1. The name of the design product: home type caries detector. 2. The use of the design product: detector for detecting tooth condition. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

To provide a dental varnish based on a cationic polymer dispersion.SOLUTION: A cationic polymer dispersion comprising at least one copolymer, water, at least one surfactant, and 0.3 to 3.0% by weight of at least one organic and / or inorganic fluoride source, wherein the cationic polymer dispersion is essentially free of low boiling organic solvents. The dispersions are suitable for varnishes or coatings for the fluoridation of teeth and for the treatment of caries prophylaxis.SELECTED DRAWING: None

The present invention relates to an adhesive oral film strip designed for the controlled release of sodium fluoride and other therapeutic agents to enhance oral health. The strip comprises a polymeric matrix — primarily polyvinyl alcohol (PVA), hydroxypropyl methylcellulose (HPMC), and carboxymethylcellulose (CMC) which provides mechanical integrity, controlled erosion, and sustained release of active ingredients when applied to the teeth. The invention addresses the challenges of traditional fluoride delivery methods by enabling targeted, prolonged, and customizable administration of fluoride and additional agents such as remineralization compounds, desensitizers, antimicrobials, and whitening agents. The strip may feature multilayer constructions, heterogeneous therapeutic agent distribution, and auxiliary components for improved adhesion, user compliance, and safety. The invention further encompasses methods of manufacture, application, and integration into comprehensive dental care kits, offering solutions for diverse populations and oral health needs. This innovation provides a significant advancement in preventive dentistry by improving caries prevention, enamel remineralization, and overall oral hygiene, while minimizing risks such as fluorosis and enhancing user experience.

The invention relates to the technical field of decayed tooth detection, in particular to an AI-assisted dental image analysis and decayed tooth detection device which comprises a detector body, a display screen fixedly connected to the top of the detector body and an AI analysis module fixedly mounted on the side wall of the detector body. A rotating motor is started, the output end of the rotating motor drives an extension rod to rotate, two bidirectional threaded rods are driven by a synchronous belt to rotate, and two sliding rods on the rods are driven to slide up and down, so that four fixing plates are close to or far away from one another, and the size of a supporting frame is adjusted to adapt to different people; when the fixing plate contracts, the inclined blocks push the image acquisition head to move forwards and be exposed, the view angle is prevented from being shielded, when the fixing plate expands outwards, the second spring rebounds to enable the image acquisition head to move backwards, the shooting angle is kept reasonable, the problem that a user feels uncomfortable in use is avoided, and meanwhile the detection accuracy is guaranteed.

The invention relates to modulation of oral health by nitric oxide synthase pathways. Pharmaceutical compositions and methods for treating or preventing diseases and conditions associated with or characterized by at least one of xerostomia and periodontal disease by modulating the nitric oxide synthase pathway are provided, as well as animal models and drug screening methods. This modulation may be accomplished by administering tetrahydrobiopterin (BH4), or a prodrug and / or salt thereof. Treatment and prevention of xerostomia may also have downstream effects of preventing periodontitis, decayed teeth, parotid gland enlargement, lip inflammation and dehiscence (cheilitis), tongue and buccal mucosa inflammation or ulcer, oral candidiasis, salivary gland infection (salivary adenitis), halitosis, and oral mucosa dehiscence and dehiscence.

This utility model discloses an auxiliary forceps for bonding invisible orthodontic attachments, relating to the technical field of auxiliary forceps for bonding invisible orthodontic attachments. The auxiliary forceps for bonding invisible orthodontic attachments includes a forceps control handle, an additional sleeve, and a fixing block. The auxiliary forceps for bonding invisible orthodontic attachments employs a structure where the additional sleeve is fitted onto a protruding connecting plate of the forceps. The protruding block on the additional sleeve facilitates pressing the attachment, achieving multi-angle pressing with good pressing effect. This product is used to fix the template during the bonding of invisible orthodontic attachments. Because the head is replaceable, it can be used for bonding various attachments in different positions, enhancing the bonding efficiency and accuracy of attachments, improving the fit between the attachment and the tooth, improving the fit between the tooth, attachment, and invisible aligner, improving the removal of excess resin, reducing the probability of air bubbles in the attachment, thereby reducing resin waste and the risk of discoloration and tooth decay caused by excess resin accumulation and plaque.