22 results about "Oral cavity structure" patented technology

The invention discloses a dental restoration customization system combining 3D printing with digital modeling, and particularly relates to the technical field of digital modeling, the dental restoration customization system comprises an oral cavity scanning module, a data fusion module, an occlusion mechanical analysis module, a restoration optimization module, a 3D printing module and a feedback monitoring module, the digital model is generated and transmitted to the data fusion module, the data fusion module integrates oral cavity scanning, medical records and dental data to form a personalized oral cavity digital model, and the occlusion mechanical analysis module collects occlusion data, analyzes stress distribution and feeds back the stress distribution to the prosthesis optimization module. The dental restoration optimization module adjusts the design of the restoration according to the oral cavity structure and the occlusion relationship of the patient, the 3D printing module performs high-precision printing according to the optimization design to generate a personalized dental restoration, and the feedback monitoring module monitors the comfort of the restoration through a pressure sensor and feeds back a result to the restoration optimization module for real-time adjustment. And the optimal performance and comfort of the prosthesis are ensured.

The invention relates to the technical field of oral medical technologies, in particular to an augmented reality periodontal treatment navigation system which comprises a data acquisition module used for acquiring preoperative CBCT (cone beam computed tomography) data, intraoperative image data and surgical instrument space pose data of an oral cavity of a patient; the data processing module is used for preprocessing the intraoperative image data; the organization identification module is used for constructing a semantic segmentation network based on a U-Net + + architecture; the safety range determining module is used for calculating a three-dimensional equidistant surface of an operation safety range; the augmented reality fusion module is used for generating a virtual-real fusion navigation image; the navigation display module is used for providing instrument path guide lines; and the intelligent feedback module is used for triggering early warning and vibration feedback. According to the method, the tissue type and the lesion boundary are accurately recognized through reconstruction of the oral cavity structure model and the U-Net + + semantic segmentation network, accurate positioning of the lesion area and scientific definition of the safety boundary are achieved, incomplete treatment or excessive treatment is effectively avoided, and the risk that healthy tissue is accidentally injured is reduced.

1. The name of the design product: mouth bite. 2. The use of the design product: in the treatment of head and neck tumors, used to fix the oral structure. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: combination state diagram.

Disclosed is a task management method for generating an intraoral model. The task management method comprises the steps of: performing a first task of acquiring scan data including a plurality of scan frames for an oral structure; performing a second task of acquiring the pose of an intraoral scanner on the basis of the plurality of scan frames; performing a third task of generating a 3D model representing the oral structure on the basis of the plurality of scan frames and the pose of the intraoral scanner; and performing a fourth task of optimizing the 3D model, wherein the third task and the fourth task may be performed in parallel or sequentially.

The application relates to the technical field of dental instruments, in particular to an intelligent bite pad integrated with an opening device and a rubber dam clamp, which comprises a rubber dam clamp, the rubber dam clamp comprises two clamping arms and an elastic arc bow, the two clamping arms are connected through the arc bow, a first bite part is arranged on one side of the clamping arms close to the arc bow, a connecting shell is fixedly arranged on the top of the first bite part, a connecting port is arranged on the side, away from the first bite part, of the connecting shell, a second bite part is movably arranged on the connecting shell, an adjusting assembly for adjusting the distance between the first bite part and the second bite part is arranged in the connecting port, and bite grooves are arranged on the sides, away from each other, of the first bite part and the second bite part. During oral treatment, the rubber dam cloth is used to separate the diseased tooth from other oral structures, the diseased tooth is isolated, the patient bites the first bite part and the second bite part, the oral cavity of the patient is supported, and the comfort of the patient is improved.

The utility model discloses a gastric lavage device for preventing cannulas from being crunched, which relates to the technical field of medical instruments and comprises a stomach tube, the surface of the stomach tube is fixedly connected with an inflatable anti-bite component, the surface of the inflatable anti-bite component is fixedly connected with an oral cavity protection pad, the surface of the inflatable anti-bite component is fixedly connected with a connecting tube, and the connecting tube is fixedly connected with the connecting tube. An adjustable fixing device assembly is fixedly connected to the surface of the connecting tube, and a stomach tube fixing assembly is fixedly connected to the surface of the adjustable fixing device assembly; through the arrangement of the inflatable anti-biting assembly, medical staff can adjust the hardness and size by controlling the inflation amount so as to adapt to the oral cavity structures and requirements of different patients, can bear high pressure, prevents the stomach tube from being bitten, adapts to the occlusal force of different patients by adjusting the inflation amount, and is convenient to use through the arrangement of the pipeline fixing assembly. And the stomach tube can be firmly fixed at a proper position, so that the stomach tube is prevented from shifting due to the action of a patient.

The invention discloses a portable magnetic snore-ceasing device, and belongs to the technical field of snore-ceasing devices, the magnetic snore-ceasing device comprises a plurality of tooth socket pieces, the tooth socket pieces are distributed in two groups of mirror images, the two groups of tooth socket pieces arranged in the mirror images are arranged to be an upper tooth socket and a lower tooth socket, the tooth socket pieces are arranged in a fan-shaped structure, and the upper tooth socket piece and the lower tooth socket piece are arranged in a staggered mode. A through hole is formed in one side of the tooth socket part, a self-adaptive tooth socket adjusting assembly is arranged in the through hole and used for being attached to teeth and oral cavity structures of users with different tooth forms, and a lower jaw triggering support assembly is installed on the side, away from the tooth socket part, of the self-adaptive tooth socket adjusting assembly and used for self-adaptively adjusting the position of the lower jaw. The self-adaptive tooth socket adjusting assembly and the lower jaw triggering support assembly are adopted, under the flexible adjustment, dynamic adaptation and multiple action mechanisms, comfort is guaranteed, the treatment effect is improved, meanwhile, the device can adapt to the oral cavity conditions of different users, the production cost is reduced, and the snore problem of different degrees can be effectively solved.

The utility model discloses a novel universal opening angle spreader which comprises a guide rail and an adjusting part which are in sliding fit with each other, a first spreading frame is arranged at the end, away from the adjusting part, of the guide rail, a second spreading frame is arranged on the adjusting part, the lower end of the first spreading frame is connected with a first drag hook piece, and the lower end of the second spreading frame is connected with a second drag hook piece. The first distraction frame and the first drag hook piece are movably connected through a universal connecting assembly, the second distraction frame and the second drag hook piece are movably connected through a universal connecting assembly, so that the first drag hook piece and the second drag hook piece are driven by the universal connecting assemblies to achieve multi-angle adjustment, and at least one end of the guide rail is provided with a handle. An adjustable fixing mechanism is introduced, the guide rail and the adjusting part are matched for distance adjustment, the universal connecting assembly drives the drag hook piece to conduct multi-angle adjustment, a doctor can adjust the position and tension of the drag hook according to the oral cavity structure of a patient and the operation requirement, in addition, the illumination function is further integrated, a better operation view is provided for the doctor, and the operation efficiency is improved. And the use experience of the user can be better improved.

This utility model discloses an oral expander, relating to the field of oral expander technology. The technical solution includes a handle assembly with a limiting component inside. Two limiting components are located on the outside of the handle assembly, with a spring between them. The handle assembly includes a handle with a through groove inside, and a limiting groove inside the through groove. The limiting component includes a sliding plate with a spring telescopic rod on one side and a rack fixed on the other side. The beneficial effect of this oral expander is that the limiting component, composed of the sliding plate, spring telescopic rod, rack, and gear, can quickly release and lock the limiting state of the expander support assembly. Medical personnel only need to simply move the sliding plate to flexibly adjust the distance between the two oral expanders in conjunction with the elasticity of the spring, accurately adapting to the needs of patients with different oral structures, age groups, and conditions, significantly improving the versatility and practicality of the expander.

The utility model relates to an animal oral cavity examination spreader, including rectangular frame, the outer surface of both ends of rectangular frame is slidably installed first sliding block, the middle end of rectangular frame is provided with two groups of guide rod, the outer surface of two groups of guide rod is slidably installed second sliding block, one side fixed mounting of first sliding block has the connecting block, and the connecting block is rotationally arranged with screw rod on second sliding block, the outer surface of screw rod is equipped with movable plate, and one end of movable plate is provided with two groups of limit plate, and the link plate is rotationally arranged between two groups of limit plate, and the utility model discloses through sliding first sliding block and second sliding block, can fine adjustment movable plate's position, makes the spreader to be able to closely adhere and adapt to the oral cavity structure of different size and shape of animal.

This invention relates to the field of intelligent diagnostic technology for oral medical imaging, specifically an intelligent auxiliary diagnostic system for oral diseases integrating multimodal imaging. The system includes: a data receiving module that receives intraoral optical photographs, cone-beam CT, and oral and maxillofacial MRI; an image analysis module that automatically delineates and segments the optical photographs to generate two-dimensional structural maps with tooth position markers, reconstructs a three-dimensional jawbone from CBCT and extracts root canal structures to generate a model containing bone density and root canal parameters, and enhances soft tissue from MRI and identifies inflammatory areas to generate a model showing muscles, blood vessels, nerves, and inflammatory boundaries; a multimodal fusion module that uses spatial registration and feature fusion to construct a unified digital model; and an intelligent diagnostic module that calls a pre-trained model for analysis and reasoning to generate a disease list and quantitative parameters. Through differentiated image processing and multimodal fusion, the system achieves a panoramic presentation of oral structure and lesions, enhancing the comprehensiveness of disease identification. This invention can improve the accuracy and efficiency of intelligent auxiliary diagnosis of oral diseases.

The utility model relates to a kind of for oral cavity cancer postoperative saliva's collection device, including liquid collection component, negative pressure ball, liquid collection bag and drainage component, liquid collection component is adapted to the oral cavity of user, it includes first flexible mouthguard and second flexible mouthguard arranged in upper and lower and the liquid suction part being set between them, liquid suction part side is provided with liquid outlet, the top of negative pressure ball is provided with liquid inlet and vent with liquid outlet intercommunication, its bottom is provided with drain, drainage component is set between negative pressure ball and liquid collection bag, it includes first cylinder and elastic part, can be under the gravity of saliva Automatic switch. The device can efficiently collect saliva, realize automatic drainage, pressure stability, adapt to postoperative oral cavity structure, improve patient convenience and security, reduce medical care burden.

The present invention relates to a dental prosthesis or teeth-straightening device continuous production process using a 3D printer, and to a dental prosthesis or a teeth-straightening device manufactured using the continuous production process. The present invention is for manufacturing a patient-customized dental prosthesis or teeth-straightening device by using 3D data on the oral structure of a patient, wherein a teeth-straightening device is manufactured using 3D printing, supporter separation, washing, post-curing, and heat treatment processes are performed in a continuous process, and the steps proceed by means of a robot without manual handling by a person during proceeding of the steps, thereby improving production efficiency and enabling defective products to be sorted out without additional equipment.

The utility model relates to the technical field of medical teaching appliances, in particular to a stomatology teaching appliance. Comprising a base, a moving mechanism is arranged on the base and used for driving the teaching aid to move, a fixing rod is fixed to the top of the base, an electric push rod is fixed to the bottom of the inner side of the fixing rod, a connecting rod is fixed to the telescopic end of the electric push rod, and a containing plate is fixed to the top of the connecting rod. According to the oral medicine teaching appliance provided by the utility model, due to the design of the clamping mechanism, tooth models of different types can be replaced at any time according to teaching requirements, so that more complicated oral cavity structures or pathological changes can be displayed, and students can be helped to better understand and learn; due to the design of the moving mechanism, the tooth model can be easily moved to the middle of the students, so that the students have the opportunity to observe, touch and discuss the tooth model in a close range, and the interactivity is beneficial to arousing the learning interest and enthusiasm of the students and improving the participation degree of the students.

A method is provided for measuring and categorizing gingival recession. In some cases, the method can include receiving intraoral scan data of a dentition of a patient. The method can include segmenting the intraoral scan data into a plurality of oral structures that comprise at least a tooth in the dentition of the patient, a gingiva, and a representation of an intersection between a first portion of the tooth and a second portion of the tooth. The method can include determining a gingival recession measurement indicative of a distance between the gingiva and the intersection. The method can include providing, to the user device, the gingival recession measurement.

The invention provides a tooth self-adaptive cleaning method and system based on oral cavity multi-dimensional features and electronic equipment. The tooth self-adaptive cleaning method comprises the steps that S1, an oral cavity standardized image data set of a target individual is acquired; s2, extracting and quantifying oral cavity multi-dimensional features including dental arch macroscopic morphological features, tooth and tooth slit microcosmic arrangement features, gingival tissue health status features and special oral cavity structural features; s3, calculating and generating a tooth self-adaptive cleaning scheme containing the physical configuration parameters of the brush head and the working parameters of the cleaning program; s4, converting the tooth self-adaptive cleaning scheme into a hardware control instruction of a tooth self-adaptive cleaning device, and driving toothbrush hardware to execute tooth cleaning operation of the target individual; and S5, after tooth cleaning operation is completed, obtaining a cleaned oral cavity image of the target individual, and evaluating a cleaning effect. According to the invention, the tooth cleaning scheme can be accurately matched with the unique physical structure and physiological state of the oral cavity of the user, and a tooth self-adaptive cleaning scheme adaptive to the target user is formed.

The utility model relates to the technical field of oral cavity medical instruments, in particular to a disposable oral cavity impression which comprises a lower tooth base layer impression frame, the front portion and the rear portion of the outer surface of the lower tooth base layer impression frame are respectively provided with five through installation fixing clamping holes, and the inner lower wall of the lower tooth base layer impression frame is fixedly connected with a flexible tongue system silica gel block. An impression mounting groove is formed between the inner lower wall of the lower tooth base layer impression frame and the flexible tongue system silica gel block, a plurality of penetrating permeation holes are formed in the inner lower wall of the impression mounting groove, a lower tooth buffer layer structure is movably clamped in the impression mounting groove, and a connecting block is fixedly connected to the right part of the outer surface of the lower tooth base layer impression frame. According to the disposable oral cavity impression, due to the reasonable structural design, the lower tooth buffer layer, the flexible silica gel block and the like, the disposable oral cavity impression is convenient to install and use, can be attached to the oral cavity structure, enables impression materials to be evenly distributed and is convenient and fast to operate, and therefore the impression manufacturing quality and efficiency are greatly improved.

A method is provided for measuring and categorizing gingival recession. In some cases, the method can include receiving intraoral scan data of a dentition of a patient. The method can include segmenting the intraoral scan data into a plurality of oral structures that comprise at least a tooth in the dentition of the patient, a gingiva, and a representation of an intersection between a first portion of the tooth and a second portion of the tooth. The method can include determining a gingival recession measurement indicative of a distance between the gingiva and the intersection. The method can include providing, to the user device, the gingival recession measurement.

The invention aims at providing a camber-adjustable intubation device which comprises a grab handle, a pushing assembly and a tongue depressing knife, the grab handle is used for being held by medical staff, a grab handle groove is formed in the grab handle, the pushing assembly is arranged at one end of the grab handle, the tongue depressing knife is arranged at the other end of the grab handle, the camber of the tongue depressing knife is adjustable, a tongue knife groove is formed in the tongue depressing knife, and the tongue depressing knife is arranged in the tongue depressing knife groove. The tongue knife groove and the grab handle groove are mutually connected to form a communicated propelling groove, the propelling groove is used for containing a catheter, one end of the catheter is flush with the end, away from the grab handle, of the tongue depressing knife, the catheter is connected with a propelling assembly, and the propelling assembly is used for driving the catheter to stretch out or retract from the end, away from the grab handle, of the tongue depressing knife. Therefore, due to the fact that the bending degree of the tongue depressing knife is adjustable, the bending degree of the tongue depressing knife can be specifically adjusted according to the oral cavity structure and the epiglottis structure of the patient, then the end, away from the grab handle, of the tongue depressing knife abuts against and hooks the epiglottis structure of the patient, and then the pushing assembly is operated to drive the catheter to stretch out of the end of the tongue depressing knife so that intubation operation can be smoothly completed.

Disclosed is an oral cavity scanner having a tomography function and an oral cavity tomography method using the same. The oral cavity scanner having a tomography function includes a shape measurement light projector that irradiates shape measurement light for obtaining a shape image of an oral cavity structure; a shape measurement camera that detects reflected light formed by reflection of the shape measurement light on a surface of the oral cavity structure to obtain a surface shape image of the oral cavity structure; an OCT main body that transmits tomographic light to the oral cavity structure and detects reflected light reflected inside the oral cavity structure to obtain an internal cross-sectional image of the oral cavity structure; an OCT scanning probe that irradiates tomographic light emitted from the OCT main body to a desired position of the oral cavity structure and transmits reflected light reflected from the oral cavity structure to the OCT main body; and a beam splitter that overlaps optical paths of the shape measurement light irradiated by the shape measurement light projector and the tomographic light irradiated by the OCT scanning probe.

The application discloses a portable magnetic snore stopper and belongs to the technical field of snore stoppers. The magnetic snore stopper comprises a plurality of mouthpiece sets, the plurality of mouthpiece sets are arranged in two groups of mirror images, the two groups of mirror image arranged mouthpiece sets are upper mouthpiece sets and lower mouthpiece sets, the mouthpiece sets are arranged in a fan-shaped structure, a through hole is formed in one side of the mouthpiece sets, a self-adapting mouthpiece adjusting assembly is arranged in the through hole, the self-adapting mouthpiece adjusting assembly is used for fitting the teeth and oral cavity structure of users with different tooth shapes, a mandibular trigger support assembly is mounted on the side, away from the mouthpiece set, of the self-adapting mouthpiece adjusting assembly, and the mandibular trigger support assembly is used for adaptively adjusting the lower jaw position. Through the self-adapting mouthpiece adjusting assembly and the mandibular trigger support assembly, the comfortable nature is ensured, the treatment effect is improved, the oral cavity conditions of different users can be adapted, the production cost is reduced, and different degrees of snoring problems can be effectively solved.

The invention provides a self-adaptive 3D printing radiotherapy tongue depressor based on thermal response. The tongue depressor is of an integrally-formed composite structure formed by combining a high-hardness elastic supporting framework and a thermoplastic self-adaptive layer. Preferably, a double-material composite structure composed of a high-hardness elastic supporting framework made of thermoplastic polyurethane with the shore hardness of 95A and a thermoplastic self-adaptive layer which covers the surface of the framework and is made of polycaprolactone is adopted, multi-material 3D printing integrated forming is adopted, and the polycaprolactone layer can be softened and shaped in warm water at the temperature of about 70 DEG C; hardening and shaping at normal temperature or oral cavity temperature; when in use, the self-adaptive layer is softened by heating with warm water, is placed in the oral cavity of a patient for real-time shaping, perfectly fits the unique oral cavity structure of teeth, palate and tongue back, and is fixed after being cooled. The clinical problem that a traditional tongue depressor is insufficient in personalized adaptation and cannot adapt to tissue change between fractional treatment is solved, personalized fitting is achieved, and the accuracy and repeatability of radiotherapy positioning and the comfort level of a patient are remarkably improved.