51 results about "Malocclusion" patented technology

The invention relates to the technical field of orthodontics, and discloses a processing system and a processing method for a bracket-free invisible orthodontic tooth socket, and the processing system comprises a data collection and integration module which is used for collecting and integrating multi-source data, comprising collection approaches and specific operation processes of oral three-dimensional scanning data, basic information of a patient, clinical examination records, correction scheme records and correction result evaluation; the data standardization and cleaning module is used for carrying out format unification and cleaning on the collected data; and the feature extraction and labeling module is used for extracting tooth form and tooth space relation features from the oral cavity three-dimensional scanning data and labeling the malocclusion and occlusion relation in the oral cavity. The invisible orthodontic tooth socket is manufactured by collecting a large amount of multi-dimensional data including oral three-dimensional scanning data, patient clinical information, orthodontic process records, result evaluation and the like, and the moving path of each tooth in each orthodontic stage and the magnitude and direction of required orthodontic force are accurately predicted.

The invention relates to the technical field of orthodontic abnormality diagnosis, in particular to an orthodontic abnormality diagnosis intelligent prompt system based on deep learning, which comprises a multi-modal data acquisition module used for transmitting a patient ID (Identity) through an API (Application Program Interface), automatically importing image data, image data, facial three-dimensional data and dentition three-dimensional data of a patient, and transmitting the image data to the multi-modal data acquisition module; meanwhile, medical record text information is obtained in real time through an EMR interface; according to the method, collected data are diversified in form and comprehensive in content, anatomical structure information is provided for patient photos, skull side position X-rays, CBCT, 3dMD, IOS, medical record reports, image data, image data, three-dimensional data and the like, symptom description and medical history are supplemented through text data, multi-person data fusion is achieved, potential association which is difficult to discover through single-mode data can be captured, facial features of a patient are comprehensively evaluated, and the method is suitable for clinical application. The comprehensiveness and the accuracy of diagnosis are improved, more abundant diagnosis basis can be provided for complex mismatching deformity and multi-modal data fusion, and missed diagnosis and misdiagnosis are reduced.

A method for diagnosing and recommending treatment to a patient that may or may not present with occlusal disease includes acquiring 3D scans of the patient's maxillary and mandibular arches, and acquiring occlusal assessment data of the patient's teeth and dental arches. The method also includes automatically generating a treatment plan recommendation, and a recommended treatment plan projection and a non-treatment projection based, at least in part, on the acquired 3D scans of the patient's maxillary and mandibular arches, and the acquired occlusal assessment data of the patient's teeth and dental arches. The method also includes automatically displaying a rendering of the patient's simulated dental arch N years in the future based on the automatically generated recommended treatment plan projection, and a rendering of the patient's simulated dental arch N years in the future based on the automatically generated non-treatment projection, where N is greater than 1.

A three-dimensional orthodontic undercut model generation method based on a control point gets rid of the dependence of the traditional technology on manual operation, and innovatively introduces an automatic identification and special processing mechanism for malocclusion teeth at the same time to ensure that a high automation level can be kept in a complex case. The method comprises the following steps of: (1) calculating a tooth occlusion area; (2) calculating adjacent areas and contact areas between teeth; (3) generating an initial control point; (4) adjusting and optimizing control points; (5) judging a triangular structure; (6) constructing a grid model through common undercut; and (7) constructing a grid model by a triangular undercut. According to the method, rapid and automatic generation of the tooth undercut digital model is realized, the working efficiency is remarkably improved, standardization of model construction is ensured, great convenience is provided for subsequent die pressing operation, and errors caused by human factors are effectively reduced.

The invention discloses a dental film image-based identification method for an actual occlusion and dislocation occlusion relationship between upper and lower jaws, and relates to the technical field of image identification, and the method can automatically process a large-scale dental film image set by constructing a cloud dental film identification server and combining a cloud connection technology of an image database. And extracting the actual center point coordinate of each tooth, fitting the tooth spacing and calculating the deviation, so that the dentition deviation identification capability is comprehensively improved. Particularly, by introducing calculation and analysis of comprehensive indexes such as a dentition deviation index TDI, an occlusal coverage index OCR and a jaw deflection index BDA, the dislocation condition of the upper jaw and the lower jaw can be efficiently recognized, and different dentition states can be accurately evaluated. According to the automatic recognition method, the time required by manual recognition is greatly shortened, the recognition efficiency and precision are improved, particularly in a clinical scene, the complicated malocclusion condition can be quickly and accurately judged, and a scientific basis is provided for subsequent treatment.

Methods and apparatuses for orthodontic treatment with prefabricated attachments. The prefabricated attachments may have predetermined characteristics, such as shape, size, rigidity, elasticity, deformability, material, and / or color. A treatment plan and aligners for moving the patient's teeth may be based on using the prefabricated attachments. In some examples, the prefabricated attachments are bonded on the patient's teeth, and a scan of the patient's teeth is made with the prefabricated attachments bonded to the patient's teeth. In some examples, a recommended set of prefabricated attachments based on the patient's malocclusions or other factors is provided.

The embodiment of the application relates to the technical field of tooth correction, in particular to an automatic tooth arrangement method and device based on point cloud understanding, equipment and medium, the method comprises the following steps: acquiring tooth point cloud based on cone beam computed tomography image; the tooth point cloud comprises three-dimensional point cloud data of complete teeth containing tooth roots; tooth features are extracted based on tooth point cloud data and a graph convolution network of an attention mechanism; the tooth features comprise a global feature vector of a dentition and a local feature vector of the teeth; the tooth features are aggregated and updated based on a dynamic graph recommendation method to obtain a pose prediction result; the pose prediction result is optimized based on the aggregated and updated tooth features and an iterative optimization method to obtain a target pose result. The automatic tooth arrangement method based on point cloud understanding can automatically calculate corresponding target poses according to original dentitions of patients with malocclusion, and the accuracy of automatic tooth arrangement results is improved.

The utility model belongs to tools used for orthodontic treatment of oral and maxillofacial surfaces, and particularly relates to an improved orthodontic movable retainer for malocclusion. The problems that in the background technology, a steel wire used for manufacturing a labial arch and a clamping ring is a 09 steel wire and cannot be too thin, when the steel wire passes through an occlusal surface gap between 34 and 56, teeth are prone to being cushioned, the occlusal degree is too high, the tooth gap is prone to being widened, the adjacency relation of teeth is damaged, and a patient feels uncomfortable when wearing the steel wire are solved. If a groove is ground at the position, the problem of overhigh occlusion is solved. According to the technical scheme, an upper jaw base and a lower jaw base are fixedly connected with a hyperbolic labial arch through connecting steel wires respectively, a clamping ring is formed at the rear end of the hyperbolic labial arch, a check block is arranged on the arc top of the upper jaw base, and a traction curve is formed on the front portion of the clamping ring on the hyperbolic labial arch connected with the lower jaw base. The device is suitable for maintaining the oral and maxillofacial orthodontic state.

This specification discloses a method, apparatus, and system for processing three-dimensional tooth images. The method includes: acquiring a 3D original image containing teeth; identifying tooth voxel regions from the 3D original image; selecting crown feature voxels from the tooth voxel regions based on the grayscale information of the crown; determining a crown mask based on the crown feature voxels using morphological methods; and segmenting each tooth from the tooth voxel regions according to the mask to obtain a tooth segmentation result. This method uses morphological methods to determine the crown mask to be compatible with the actual dentition, resulting in high accuracy when segmenting each tooth from the tooth voxel regions according to the mask. This solution is highly adaptable to cases of malocclusion or tooth defects. This solution can segment individual teeth from three-dimensional tooth images fully automatically or with minimal manual assistance, achieving high segmentation efficiency and accuracy.

An orthodontic bracket and method for treating a malocclusion. The orthodontic bracket includes a bracket base for contacting a surface of a patient's tooth, which can be removed at the end of an orthodontic treatment. The orthodontic bracket further includes a bracket member which can engage with an archwire within the bracket slot, for providing first, second and third order movements to a malpositioned tooth for correcting its orientation to a neutral position. The base member and the bracket member are connected so as to allow for pivotable movement, which provides for precise control over the torque third order movement of a tooth, by modulating the torque.

Powered toothbrush systems that provide improved bristle posi-tioning and bristle contact with tooth surfaces that reduce the time and effort re-quired for effective brushing. Some embodiments use alternating or oscillating pneumatic pressure and suction to move a toothbrush head. Various configuration of the brush head provide different areas of coverage ranging from individual tooth to quarter mouth (U-cross section), to half (U-cross section or H-cross section) or whole mouth (U-cross section or H-cross section) coverage. Some embodiments include flexible fingers and / or bladders to keep the bristle tips properly engaged with the teeth and gums, providing bristle contact over a wide variety of malocclusion. The shape of the brush heads adapts to conform closely to the shape of the user's dental tray and to any malocclusion that may be present. The powered toothbrush automatically generates motion of the brush head that simulates the Modified Bass Method of brushing.

The invention discloses a method and a system for rapidly drawing up an Angler class II malocclusion treatment scheme, and belongs to the field of orthodontics, and the method comprises the following steps: obtaining head shadow measurement data and model measurement data, and distributing a unique variable code for each data; calculating tooth extraction gap values corresponding to all upper and lower jaw tooth extraction combinations based on the obtained tooth crown widths; based on the data after the unique variable code is allocated and the tooth extraction gap value, establishing constraint conditions for the key parameters; all tooth extraction combinations of the upper jaw and the lower jaw are calculated one by one, Z treatment scheme candidate combinations meeting the constraint conditions are screened, and corresponding parameter calculation results are output. According to the method, a more accurate treatment scheme can be provided, the uncertainty of decision making can be effectively reduced in clinical practice, a clinician is helped to judge whether key treatment decisions such as tooth extraction and anchorage selection are needed or not through quantitative analysis, therefore, making of clinical decisions is assisted, and scientificity and accuracy of treatment planning are improved.

The utility model relates to the technical field of movable correctors, and provides a movable corrector for posterior tooth malocclusion, which comprises a corrector body, a sliding groove is arranged on the upper surface of the corrector body, a connecting column is connected in the sliding groove in a sliding mode, a sliding block is fixedly connected on the lower surface of the connecting column, an arc-shaped sliding groove is arranged on the lower side of the sliding groove, and the arc-shaped sliding groove is connected with the connecting column in a sliding mode. The sliding block is arranged in the arc-shaped sliding groove, a first spring is fixedly connected to the peripheral surface of the connecting column, a pushing block used for pushing teeth to move is fixedly connected to the end, deviating from the connecting column, of the first spring, the position of the pushing block is changed by sliding the connecting column, the first spring is stressed to retract, and the connecting column slides according to the position of posterior tooth malocclusion. And the malocclusion posterior teeth are pushed through the resilience force of the first spring, so that convenience and rapidness are achieved, the mouth of the patient does not need to be opened for filling for a long time, and the comfort of the patient is further improved.

Due to the spread of jaw and teeth abnormalities and malocclusion among the society, the demand for using orthodontics has increased. But this method has some problems. The use of wires and brackets to correct teeth causes discomfort to patients undergoing the treatment. As such, patients have difficulty in brushing and eating, and the brackets may break several times during the treatment. But in this plan, the magnetic implants planted by the dentist creates a magnetic field that corrects the deformity of the teeth and jaw using a jaw brace. Using this invention allows patients to continue their lives more easily and have higher self-confidence, because this design does not affect the beauty of the person.

This invention discloses a prefabricated personalized nickel-titanium archwire, relating to the field of orthodontic technology. The invention includes: S1: scanning the dentition of malocclusions in a patient's body using 3D scanning; S2: capturing 3D, panoramic, and cephalad images from X-rays of the dentition of malocclusions in the patient's body; S3: taking impressions using printing or plaster; S4: designing an ideal jaw based on the image data and measuring the difference between the in-body jaw and the ideal jaw, thereby obtaining the difference between each in-body malocclusion and its target position; S5: based on the data results, bending and shaping the archwire using equipment to complete the orthodontic representation of all target teeth. By designing the archwire according to the multi-sequence difference of the in-body malocclusions, compared to traditional orthodontic surgery, frequent changes of various archwires are not required during the correction of various malocclusions, simplifying the treatment procedure and shortening the treatment time.

Disclosed are a malocclusion correction device and a system having a real-time monitoring function. A malocclusion correction device having a real-time monitoring function according to one embodiment of the present invention comprises: a correction unit including an inner bow connected to the teeth of a user and an outer bow formed to extend from the inner bow and positioned laterally on a cheek area of the user; a connection unit coupled to an end of the outer bow and including a connection member provided to apply tension to the upper jaw of the user; and a body unit having a detection module detecting the tension and a communication module transmitting sensing data detected by the detection module.

The invention relates to the field of orthodontics, and particularly discloses a bracket-free invisible orthodontic appliance combining a personalized armature and a magnetic accessory, which comprises a bracket-free invisible orthodontic appliance, a first magnet fixed on the inner side of the bracket-free invisible orthodontic appliance and a personalized armature capable of being adhered to the tooth surface of a target tooth, and the armature comprises a second magnet or a magnetisable material. Wherein the position of the first magnet and the bonding position and form of the personalized armature are individually designed based on a three-dimensional digital model of the dentition of a patient, so that when the appliance is worn, magnetic force is generated between the two magnets, and a target tooth is driven to move in a non-contact manner; according to the invention, through organic combination of digital design and magnetic non-contact driving, precise and controllable correction of severely dislocated teeth and embedded teeth is realized. According to the method, the advantages of attractiveness and comfort of invisible correction are reserved, meanwhile, the problems that traditional invisible correction is insufficient in wrapping of teeth and difficult in force application are effectively solved, and a new solution is provided for treatment of complex malocclusion.

This innovative device comprises two integral components: hardware and software. In the hardware segment, a wireless camera is affixed to a U-shaped spring base, strategically positioned below the tooth's height. Encased in a disposable plastic coating for hygiene considerations, the camera is manually inserted into the oral cavity to capture multi-angled images of the teeth. Following dental interventions such as filling or restoration, the camera performs additional imaging, with the resultant pictures seamlessly transmitted to the software. This Scanner is a compact device designed to be placed inside the mouth. It is encased in sanitary device cover for hygiene purposes and prevent the spread of diseases. The camera utilizes springs on both sides to adapt to the mouth's opening and closing movements. Its design ensures a comfortable and non-invasive experience for patients. The strategic selection of images, both pre and post dental procedures, enables a comprehensive analysis of tooth surfaces in comparison to the standard state and adjacent teeth. This critical data empowers dentists to assess changes accurately and implement necessary measures to uphold optimal dental health. The device thus presents a holistic solution for precise dental diagnostics and treatment evaluation. This product will allow non-invasive and hygienic dental imaging, specifically for diagnosing malocclusion. Compared to existing practice where traditional diagnostic methods such as dental x-rays and dental articulating papers are used, the product offers a more efficient, accurate, and cost-effective solution.

The utility model discloses an orthodontic oblique guide accessory structure which comprises an upper guide pad and a lower guide pad, the upper guide pad and the lower guide pad are integrally formed on the upper jaw invisible tooth socket and the lower jaw invisible tooth socket respectively, two guide side wings are arranged at the end, close to the lower guide pad, of the upper guide pad in an extending mode, and a limiting space is formed between the two guide side wings and the first face of the upper guide pad. The limiting space can partially wrap the lower guide pad, and the first face can abut against the second face on the lower guide pad. According to the utility model, the phenomenon of sideslip between the contact surfaces of the upper guide pad and the lower guide pad after teeth are occluded is avoided, and the effect of tooth malocclusion correction is ensured.

A method for treating malocclusions of a patient's teeth is disclosed. The method includes receiving an initial position of a patient's teeth and a target position of the patient's teeth. The method also includes determining a treatment plan to reposition the patient's teeth towards the target position. The method also includes receiving treatment strategies for the patient's teeth based at least in part of the treatment plan and matching the initial position of the patient's teeth, the target position of a patient's teeth, and the treatment strategies for the patient's teeth with initial positions, target positions, and treatment strategies of a plurality of existing cases. The method also includes sending the matched cases to a dental practitioner including matched educational assets.

The invention relates to a method and an individualized apparatus that can be used in orthodontic treatments, in particular for accelerating and synchronizing orthodontic treatments with dental aligners. A method of accelerating and synchronizing orthodontic treatment with dental aligners involves making an orthodontic setup by arranging the patient's teeth according to an individual malocclusion treatment plan, then making orthodontic appliances—aligners that are used together and simultaneously with an appliance for acceleration and synchronization, in the upper 2 and lower 3 channels of which the dental aligners 4 are placed, in which the synchronizing apparatus 1 is used together with the dental aligners for at least 60 minutes a day. The acceleration device 1 is a bus body, with shaped upper 2 and lower 3 channels, the dental aligners 4 are placed, and the channels 2 and 3have a depth that ensures full coverage of the dental crowns and gingiva.

The present invention relates to a force action system for all types of orthodontic malocclusions, pertaining to the technical field of the orthodontic appliance industry, comprises a capsule (2) formed by a single thin and smooth cylinder, a pre-calibrated thermo-activated nickel-titanium spring (3) going from one end to the other inside the capsule (2), two stops (4 and 4.1), one at each end of the capsule (2), a rectangular steel wire (5) and another rectangular steel wire (5.1) each coupled to each end of the capsule (2), wherein the rectangular steel wire (5.1) has coloured, calibrated markings and the System (1) involves a specific arrangement for OPENING / PROTRUSION and another for teeth CLOSING / RETRACTION.

The invention discloses an invisible tooth correction device with a modular function and a correction method thereof, and relates to the technical field of orthodontics, the invisible tooth correction device comprises a lower jaw invisible correction device body, and a plurality of correction base modules are fixedly mounted in the lower jaw invisible correction device body; an anterior tooth area tongue thorn module, a molar area tongue guide module and an anterior tooth area tongue guide module are installed on the correction base module, and the lower jaw invisible orthodontic appliance body is arranged to be in an arch shape. Modularized installation of the tongue thorn module and the tongue guide module is achieved through the outer accessory, so that the invisible correction device has the correction capacity which is not achieved by a traditional invisible correction device and aims at the problems of abnormal tongue positions and the like, the function range of the bracket-free invisible correction technology is greatly expanded, more complex malocclusion can be treated, the adaptation disease of the bracket-free invisible correction device is expanded, and the application range is wider.

This invention discloses a method and system for rapidly formulating treatment plans for Angle Class II malocclusion, belonging to the field of orthodontics. The method includes: acquiring cephalometric and model measurement data, and assigning a unique variable code to each data point; calculating the extraction gap values ​​corresponding to all maxillary and mandibular extraction combinations based on the acquired crown widths; establishing constraints on key parameters based on the data with assigned unique variable codes and the extraction gap values; calculating each maxillary and mandibular extraction combination individually, selecting Z candidate treatment plan combinations that satisfy the constraints, and outputting the corresponding parameter calculation results. This invention not only provides more precise treatment plans but also effectively reduces decision-making uncertainty in clinical practice, helping clinicians to quantitatively analyze and determine key treatment decisions such as whether extraction is necessary and anchorage selection, thereby assisting in clinical decision-making and improving the scientific rigor and accuracy of treatment planning.

The invention discloses an anatomical jaw pad integrated invisible correction device and a design and preparation method thereof. A tooth correction area and an anatomical jaw pad area which are used for synchronously and synergistically correcting malocclusion and temporomandibular joint disorder are arranged on an upper jaw invisible correction main body and a lower jaw invisible correction main body of the device. In the design, firstly, a joint-jaw-dentition-gingiva four-dimensional model is constructed, and then a lower jaw therapeutic jaw position is determined so as to form an anatomical jaw pad model; performing target position and three-dimensional movement planning of teeth to form tooth correction models in different stages; finally, a correction model is formed through three-dimensional topological optimization, and the device is formed through 3D printing and hot press molding. Through the integrated design of anatomical jaw pads and invisible correction, a joint-jaw position-occlusion synchronous collaborative treatment strategy can be realized, the time bottleneck of traditional stage treatment is broken through, and when malocclusion is corrected, abnormal stress of joints can be reduced, masticatory muscle tension can be reduced, so that the malocclusion of the joints can be reduced. The clinical curative effect on patients with malocclusion with temporomandibular joint disorder is obviously improved.

The invention relates to the field of medical information technology and artificial intelligence, and provides an artificial intelligence-driven orthodontic treatment scheme intelligent design and prediction system, which comprises an oral data acquisition module, an intelligent planning module, a biomechanical simulation module, a scheme optimization module and a prediction generation module. The system generates a candidate movement scheme set through a deep reinforcement learning algorithm, verifies the scheme safety through biomechanical simulation, selects an optimal scheme through multi-target collaborative optimization, and generates a predicted three-dimensional oral cavity model. Multi-objective optimization of the occlusion relation, the aesthetic effect and the treatment cycle is achieved, and an intelligent solution is provided for complex malocclusion.

Disclosed is a wearable alignment device for correcting malocclusion. The wearable alignment device for correcting malocclusion, according to an embodiment of the present invention, may comprise: an upper teeth correction part which is worn on the upper teeth of a user; a first coupling part coupled to the lower surface of the upper teeth correction part and including a first plate member and a first coupling member; a lower teeth correction part which is worn on the lower teeth of the user; and a second coupling part coupled to the upper surface of the lower teeth correction part and including a second plate member and a second coupling member.

The utility model belongs to the technical field of scraper repair of scraper conveyors, and discloses a scraper malocclusion repair device which comprises a supporting frame, an air cylinder is installed on the supporting frame, a piston rod of the air cylinder is connected with a U-shaped frame, the bottom of the U-shaped frame is fixedly connected with a movable frame, a clamping repair assembly is arranged in the middle of the movable frame, and the clamping repair assembly is fixedly connected with the U-shaped frame. A flame spray gun and a cooling assembly are arranged on the two sides of the clamping and repairing assembly correspondingly, the clamping and repairing assembly comprises a lead screw arranged above the middle position of the movable frame, and one end of the lead screw is connected with a driving motor. The two correcting plates are driven by the lead screw structure to approach to clamp the scraper, so that the scraper is corrected, and the scraper is rapidly cooled by flowing air after correction, so that the scraper can be rapidly put into use, the repair rate of the scraper is increased, and the scraper conveyor is beneficial to use.