9362 results about "Orthodontics" patented technology

A water flosser includes a shell and an oral rinse capsule. A capsule accommodating chamber is arranged at a bottom of the shell. A clamping assembly is arranged in the shell. A clamping end of the clamping assembly is threaded out of an inner wall of the capsule accommodating chamber of the shell. The oral rinse capsule is detachably inserted into the capsule accommodating chamber. A clamping slot is provided on a surface of the oral rinse capsule. The clamping end of the clamping assembly is detachably clamped into the clamping slot. By the arrangement of the above structure, the oral rinse capsule is inserted into the capsule accommodating chamber, and the clamping end of the clamping assembly is clamped into the clamping slot, which can effectively fix the oral rinse capsule and make the structure of the product more stable.

The invention relates to the technical field of oral implantation monitoring, and discloses a monitoring method for analyzing oral implantation health based on using images. The method comprises the following steps: acquiring an optical image data sequence of an oral implanting region by adopting optical scanning equipment, constructing a three-dimensional oral tissue model containing gingival contour features and an implant position, and identifying actual position distribution information of an implant in gingival tissue; and extracting an implant health index set comprising an implant marginal definition value, a surrounding gingival red and swollen area proportion and a gingival atrophy degree value. When any index exceeds a preset health threshold interval, abnormal early warning information is generated, scanning parameters are dynamically adjusted, and images are collected again for iterative monitoring. According to the method, dynamic and accurate monitoring of oral implant health can be realized, health abnormity of the implant can be found in time, and support is provided for long-term health maintenance of the implant.

The invention relates to the technical field of computers, discloses a tooth three-dimensional precision correction method and system based on multi-source oral data fusion, and aims to solve the problems of low registration precision, serious geometric distortion and lack of function oriented optimization of multi-modal oral data in the prior art. The method comprises the following steps: synchronously obtaining intraoral scanning, CBCT and face three-dimensional point cloud data; carrying out format conversion, denoising and grid simplification preprocessing; tooth surface morphology, root canal anatomy and soft tissue contour features are extracted and coded into uniform feature tensors; and multi-modal data space alignment is realized through staged rigid and non-rigid registration. By means of the scheme, the multi-source data fusion precision and the tooth form restoration accuracy are remarkably improved, full-process automatic efficient processing is achieved, and the clinical real-time performance and high-precision diagnosis and treatment requirements are met.

The invention relates to the technical field of oral health monitoring, and discloses an oral detection method based on an intelligent tooth socket. The method comprises the following steps: acquiring an original oral cavity pressure time sequence and frequency domain characteristics through an intelligent tooth socket, determining an optimized decomposition parameter, and performing multi-scale decomposition on an original signal to generate a multi-scale oral cavity signal component; nonlinear dynamic features are extracted, a component complexity index is obtained, and key signal components related to oral health are screened out; generating a personalized physiological response frequency in combination with the user oral cavity baseline features, the real-time occlusion state and the component complexity index; reconstructing an oral cavity physiological feature sequence based on the key signal component and the personalized physiological response frequency, and separating a low-frequency component and a high-frequency component through modal decomposition; identifying oral cavity abnormity categories according to the two components, establishing a mapping relation with a diagnosis result, and generating an oral cavity health detection instruction. According to the method, convenient and comprehensive oral cavity detection can be realized, the detection adaptability and precision are improved, and support is provided for oral cavity health management.

The present disclosure provides a control method of an oral irrigator and an oral irrigator, wherein the oral irrigator includes a normal working mode and a spot spray working mode. The oral irrigator is capable of switching between the normal working mode and the spot spray working mode. In the normal working mode, the oral irrigator continuously sprays water. In the spot spray working mode, the oral irrigator sprays water in a pulsed manner, with a pause duration between two water sprays.

Smart dental treatment chair, and a system utilizing Artificial Intelligence (AI) and computerized vision analysis to dynamically monitor real-time progress of a dental treatment, to dynamically report the progress to the patient, and to provide additional benefits to dental patients. A dental treatment chair includes video cameras that capture real time video, and a microphone that captures sound and speech. Computerized vision unit perform analysis of the video, and a Large Language Model (LLM) performs analysis of text extracted from uttered speech, to determine the current step in a multiple-step dental procedure. A display unit is oriented towards the patient, and displays a dynamically-updated progress bar and percentage value, indicating the actual progress of the ongoing dental treatment. Optionally, the smart dental treatment chair also integrally plays music that the patient selects and controls, sprays an aromatic agent, and provides other benefits to the dental patient.

1. The name of this design product: electric toothbrush head. 2. Application of this design product: for electric toothbrush brush heads. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic Drawing 1. 5. Designate Design 1 as the base design.

The disclosure provides compositions and methods for the detection of renal disease and periodontal disease in mammals.

An adaptor for a dental implant abutment includes a body extending along a longitudinal axis between a proximal end and a distal end. The body has a longitudinally extending bore extending from the proximal end for sliding receipt of a post of a dental implant abutment. The body has a distal shaft for inserting into a dental prosthetic, and the distal shaft tapers in outer diameter going towards the distal end. The body has proximal flange for securing between the dental prosthetic and the dental implant abutment. The proximal flange has a first ledge for abutting the dental implant abutment and a second ledge for abutting the dental prosthetic, and the second ledge tapers in outer diameter going towards the distal end.

The invention discloses an oral care composition containing ampelopsis japonica polysaccharide and application of the oral care composition in inhibiting gingival bleeding. The oral care composition comprises ampelopsis japonica polysaccharide and an orally acceptable carrier, wherein the pH (Potential of Hydrogen) range of the oral care composition is 5.9 to 7.7. The invention also discloses an application of the ampelopsis japonica polysaccharide in the oral care composition for inhibiting gingival bleeding. The invention discloses application of silicon dioxide with a high oil absorption value in an oral care composition for improving the gingival bleeding inhibiting effect of ampelopsis japonica polysaccharide. The combination of the high-oil-absorption-value silicon dioxide and the low-oil-absorption-value silicon dioxide is applied to the oral care composition for improving the gingival bleeding inhibiting effect of the ampelopsis japonica polysaccharide; the invention further discloses application of sorbitol in the oral care composition for improving the effect of inhibiting gingival bleeding by the ampelopsis japonica polysaccharide. The oral care composition has a hemostatic effect and can effectively solve the problem of gingival bleeding.

The utility model provides a brush head and an electric toothbrush and relates to the technical field of oral cavity cleaning, the brush head comprises a brush head body and a soft rubber piece, the brush head body is provided with a head part and a rod part connected with the head part, the head part is used for fixing bristles, and the rod part is used for being matched with a brush handle assembly; wherein the back face of the head portion is concavely arranged to form a vibration reduction cavity, an elastic supporting piece is arranged in the vibration reduction cavity, the brush head body is sleeved with the soft rubber piece or formed with the soft rubber piece, and the soft rubber piece at least covers the back face of the head portion and completely covers the vibration reduction cavity. The elastic supporting piece is constructed to be at least partially connected with the inner wall of the soft rubber piece in an abutting mode so as to be matched with the soft rubber piece for vibration reduction. Therefore, the problem that an existing brush head coated with soft rubber is poor in vibration reduction effect is solved.

The present invention relates to the field of dental implants, and in particular to an artificial dental implant positioning auxiliary tool. The tool comprises a positioning base plate, a first positioning member and a second positioning member. A first mounting platform and a second mounting platform are provided on the positioning base plate. The first mounting platform is located above the dental implant point, and the second mounting platform and the first mounting platform are spaced apart. The first positioning member is provided on the first mounting platform, and the second positioning member is rotated and provided on the second mounting platform. The second positioning member and the first positioning member are assembled to form a positioning hole. The present invention sets the positioning hole in an assembled form. When the drill bit is positioned, the second positioning member is rotated to an open state to facilitate the entry of the drill bit. Then, the second positioning member is switched to an assembled state to form a positioning hole to position the drill bit. There is no need for the drill bit to find a position for insertion, which is convenient for installation. At the same time, the diameter of the positioning hole can be set to match the diameter of the drill bit matching position. There is no need to reserve a large gap, and the positioning is more accurate. The positioning hole can be opened to facilitate the discharge of bone chips.

To provide an image processing apparatus that can more correctly determine a row of teeth having permanent teeth and milk teeth mixed therein.SOLUTION: An image processing apparatus comprises: an acquisition unit that acquires an image of the inside of the oral cavity; an estimation unit that estimates a row of teeth from an image acquired by the acquisition unit by using a learning model that has learned the relationship between the image of the inside of the oral cavity and the row of teeth; and a correction unit that makes a correction on a result of the estimated row of teeth on the basis of a rule related to the order of losing the milk teeth and getting the permanent teeth.SELECTED DRAWING: Figure 4

The invention relates to an oral and maxillofacial implant repair path generation system based on a CBCT image, in particular to the field of computer aided design of surgical operations, and the scheme comprises the following steps: constructing a high-quality training data set through multi-source data aggregation and intelligent labeling enhancement; training by using the mixed model to generate a high-precision jaw segmentation model; the segmentation parameters are dynamically adjusted in combination with real-time feedback in preoperative planning, and a personalized optimization result is output; the model is continuously updated and the data strategy is optimized by means of a closed-loop feedback mechanism, so that the planning accuracy, the self-adaptability and the clinical efficiency of oral maxillofacial implant restoration are comprehensively improved, and the whole process from data to decision making is intelligentized.

1. Name of the product of this design: Toothbrush (dental floss version). 2. Purpose of this design product: This design product is a combination of a toothbrush and dental floss for cleaning teeth. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The invention provides an implant immediate denture precise manufacturing system based on preoperative planning and three-dimensional registration. An example method includes obtaining first oral data, the first oral data including three-dimensional data of a denture model and three-dimensional data of a marker; acquiring second oral cavity data, wherein the second oral cavity data comprises scanning data of a plurality of bases fixed in the oral cavity and a marker; registering the first scanning data and the second scanning data based on the matching of the three-dimensional data of the marker and the scanning data of the marker; a denture model to be processed is generated based on a result of the registration, the denture model to be processed comprising three-dimensional data of the denture model and positioning information of a plurality of holes, each hole being for accommodating one of the plurality of abutment. According to the embodiment of the invention, the accurate positioning of the false tooth model and the abutment is realized by using a digital technology, the accurate matching of the false tooth and the abutment is ensured, and the comfort and experience of a dental implant patient are improved.

Devices, systems, and methods for predicting palatal geometry are provided. In some embodiments, a system for predicting an anatomy of a patient's palate includes one or more processors and a memory operably coupled to the one or more processors and storing instructions that, when executed by the one or more processors, cause the system to perform operations including accessing a first digital representation including an initial geometry of soft tissue corresponding to a patient's palate, determining an initial geometry of hard tissue of the patient's palate, predicting a change in the hard tissue during a treatment, using the predicted change in the hard tissue to predict a change in the soft tissue during the treatment, and outputting a second digital representation including a predicted geometry of the patient's palate at a future treatment stage of a treatment plan, based on the predicted change in the soft tissue.

A method includes obtaining video data of a dental patient. The method further includes obtaining an indication of selection criteria in association with the video data. The selection criteria includes conditions related to a target dental treatment of the dental patient. The method further includes performing an analysis procedure on the video data. Performing the analysis procedure includes determining a first score for each frame of the video data based on the selection criteria. Performing the analysis procedure further includes determining that a frame satisfies a first threshold condition based on the first score. The method further includes providing the first frame as output of the analysis procedure.

The utility model provides a toothbrush head and an oral care device. The toothbrush head comprises a plurality of groups of bristle components, a soft rubber part and a hard brush handle, the bristle assembly comprises bristle bundles and a fixing ring, the bristle bundles comprise free ends and fixed ends, the bristle bundles are arranged in the fixing ring in a penetrating mode, the fixed ends are exposed to the side, away from the free ends, of the fixing ring, the fixed end of any bristle bundle is integrally formed, and the fixed ends of the adjacent bristle bundles are arranged at intervals; the fixing rings are arranged at intervals and connected with the hard brush handle through a soft rubber piece formed through injection molding. According to the toothbrush head, the bristle bundles of the toothbrush head form the bristle assembly through the fixing rings, the bristle assembly is arranged at intervals through the fixing rings, the bristle assembly and the hard toothbrush handle are subjected to injection molding to form the soft rubber part, connection is achieved, and when a motor of an electric toothbrush drives bristles to vibrate through the toothbrush handle and the soft rubber part, the bristle assembly serves as an independent unit, and deformation of soft rubber is combined. The flexible glue has relatively high swing degree of freedom, and when the flexible glue is in contact with teeth, gingiva or the inner wall of an oral cavity, the flexible glue is soft in touch, so that the comfort level can be improved.

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 implant positioning method and system based on deep learning. According to the method, three-dimensional point cloud data of an oral cavity is obtained and preprocessed, and a pre-trained three-dimensional deep learning segmentation model is utilized to automatically and accurately segment tooth, gingiva and alveolar bone structures. And based on the segmentation result, extracting key form and spatial relationship characteristics of the alveolar bone, and matching with an implant database to primarily select a candidate scheme. By integrating geometric constraint verification and biomechanical simulation, the candidate schemes are optimized and decided, and the optimal implant implantation position and posture meeting the safety and biomechanical requirements are calculated. And finally, automatically generating digital operation guide plate data completely matched with the gingival form of the patient according to the optimal scheme. According to the method, automation and intellectualization of the whole process from data collection to surgical guide plate generation are achieved, the defects that a traditional method depends on artificial experience, is high in subjectivity and low in efficiency are effectively overcome, and the precision, efficiency and reliability of implantation surgical planning are remarkably improved.

The invention belongs to the technical field of medical materials, and particularly relates to a tooth whitening composition and a preparation method thereof, the tooth whitening composition comprises the following components by weight: 5%-15% of hydrogen peroxide, 0.5%-1.5% of a gel matrix, 0.2%-1.0% of a thickener, 5%-10% of a humectant, 3%-8% of propylene glycol, 0.05%-0.2% of a chelating agent, 1%-3% of a sweetener, 0.1%-0.5% of sodium fluoride, and the balance of water. Aiming at the problems that an existing tooth whitening product is relatively low in pH value (most of 4.0-5.0), easy to irritate gingiva and sensitive in tooth manufacturing, and the existing tooth whitening product needs to be stored in a dark place at a low temperature and is short in whitening validity period, the pH value of the product is adjusted to 5.5-6.5, so that the product is close to oral saliva, the irritation can be reduced, the stability of the product can be ensured, the product is not easy to decompose, and the tooth whitening effect is good. Active ingredients are prevented from losing efficacy in advance, and the whitening validity period is prolonged.

The embodiment of the invention provides a registration method and system based on oral scanning data and CBCT data, and relates to the technical field of data processing. For any oral cavity model, firstly, the oral cavity scanning data and the oral cavity CBCT data are obtained and are subjected to preprocessing such as segmentation, and the preprocessed oral cavity scanning data and the preprocessed oral cavity CBCT data are obtained. The method comprises the following steps: preprocessing oral cavity CBCT data and oral cavity scanning data, then registering the preprocessed oral cavity CBCT data and the preprocessed oral cavity scanning data by using a normal vector of a triangular patch to obtain a registered tooth mesh model, so that a local optimal trap caused by distance measurement depending on global point cloud in the prior art can be overcome; according to the method, fine calibration is carried out based on the occlusal surface between the oral scanning data and the CBCT data, the oral scanning data and the CBCT data are fully fused through the coarse calibration process and the fine calibration process, more accurate tooth grid data are obtained, and then orthodontic treatment is assisted.

Some embodiments of the present disclosure include, for example, a method for automatically entering content into a periodontal chart. Such methods include, for example, providing an Intra Oral Scanner (IOS) with an elongate probe extending therefrom, contacting a first point inside an oral cavity with the probe while scanning the cavity with the IOS, determining a position of the first point based on the scanning to determine a position in space of the elongate probe, calculating content to be entered into a periodontal chart, and entering the content into the periodontal chart. Related apparatus and methods are also described.

There is provided a method comprising: detecting and / or segmenting a dental-related anatomical structure of a subject from a dental 3D imaging model, wherein the dental-related anatomical structure includes a target for injection of anesthesia by a dental syringe, accessing sequential frames of an oral cavity of a subject captured by an image sensor during a dental session of the subject, presenting within a GUI, at least one fused frame depicting a merger of the sequential frames and the segmentation of the dental-related anatomical structure of the subject registered to the sequential frames, wherein the dental-related anatomical structure is depicted on the sequential frames at a location indicating the target for injection, and dynamically updating the location of the dental-related anatomical structure depicted on the sequential frames according to dynamic adaptation of a pose of the image sensor.

The invention discloses a tooth CBCT image super-resolution reconstruction method based on a potential diffusion model, and relates to an image processing and generating technology in the field of computer vision. The in-vivo medical image is trained based on hidden space coding and probability diffusion, so that the network has a better super-resolution effect on the real in-vivo tooth CBCT image.

The utility model discloses a toothpaste bottle which comprises a bottle body provided with a storage area used for storing toothpaste. The mounting cover is detachably connected with the top end of the bottle body, an opening penetrating through the top surface and the bottom surface is formed in the mounting cover, a first annular groove is formed in the top end of the mounting cover and surrounds the opening, a plurality of first grooves, second grooves and connecting ports are formed in one side wall of the groove, and the connecting ports are located between the first grooves and the second grooves; the first groove and the second groove are communicated with each other; the pressing piece penetrates through the opening and is provided with a first limiting protrusion capable of being connected with the first groove and the second groove in a clamped mode. The depth of the first groove and the depth of the second groove are larger than the depth of the connecting opening, so that the first limiting protrusion is stably clamped in the first groove and the second groove, and the misoperation probability is reduced; and when moving through the connecting port, a user can easily switch positions only by applying a proper rotation external force, so that the operation hand feeling is comfortable, and the use experience of the user is improved.

Disclosed herein is a “condensing screw for an implant procedure.” A “condensing screw for an implant procedure” of the present invention is provided with: a screw main body which is inserted into an implant planting hole formed by an pilot drilling process, enlarges the implant planting hole to a size large enough to insert an implant fixture, and forms osseodensification regions on the side surfaces and the inside of the implant planting hole; and a shank which extends upward from the screw main body, is coupled to a driving unit, and transmits the torque of the driving unit to the screw main body. The condensing screw can enlarge the implant planting hole and perform the osseodensification process simultaneously, and can be used for maxillary sinus augmentation.

1. Name of the product of this design: Electric toothbrush (513AS). 2. Purpose of this design product: a tool for cleaning teeth. 3. The key design point of this design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The invention relates to the technical field of implant teeth, in particular to a biomedical implant tooth guiding device and method.The biomedical implant tooth guiding device comprises a positioning base plate, the positioning base plate is clamped to the outer side of a gum through a positioning clamping groove, guiding plates are oppositely arranged on the two sides of a tooth implantation point position, and the ends, located on the tongue side, of the two guiding plates are fixedly connected to the positioning base plate; an opening is formed in the positioning base plate on the cheek side at the tooth implantation point, a guide block is arranged between the two guide plates in a sliding and penetrating manner, and one end, on the tongue side, of the guide block is detachably connected with the positioning base plate through a lock catch assembly; the positioning block can be quickly inserted, pulled and replaced, drill rods with different diameters are all provided with brand-new guide holes, the center lines of the drill rods are highly overlapped, and tooth implantation point positions are completely exposed after the drill rods are moved out and are convenient to clean; the spiral diversion trench and the drill rod form a cooling channel matched with a liquid suction channel, so that cooling liquid is rapidly conveyed and cooled, and waste liquid is timely removed; the clamping assembly is arranged to be integrally assembled outside the oral cavity and then fed into the mouth for accurate positioning at a time.