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48 results about "Entire mouth" patented technology

Full-process digital manufacturing method of complete dentures

The invention provides a full-process digital manufacturing method of complete dentures. The full-process digital manufacturing method comprises the following steps: acquiring an STL file of three-dimensional data by intraoral scanning of a patient with complete edentulous jaw; putting the median occlusal tray into the mouth, recording the morphology of the mucous membrane surface of the upper jawand the lower jaw and the relative position relation of the upper jaw to the lower jaw, obtaining an STL file of three-dimensional data of the median occlusal tray by scanning; and obtaining a DICOMfile about spiral CT or CBCT of the edentulous jaw patient wearing the median occlusal tray. The full-process digital manufacturing method of the present invention has the advantages as follows: 1, athree-dimensional space about maxillofacial region of the patient is constructed by fitting four digital files, and the occlusal plane in which the patient tries on the dentures and morphology and position of the anterior teeth are set with reference of the anatomical structure of the maxillofacial region of the patient, thereby improving the try-on effect of the dentures; 2, a final impression scanning and copying technology is utilized to accurately manufacture the morphology of a final denture base; and 3, a base plate and a artificial dentition are obtained by adhering the separately cut resin discs with different colors and high strength through adhesive, thereby achieving high cutting precision, high strength of the resin discs and good wear resistance of the artificial teeth.
Owner:成都橙子思创医疗科技有限公司

Manufacturing method and manufacturing system of wholly oral digital planting guide plate

The application provides a manufacturing method and manufacturing system of a wholly oral digital planting guide plate, which is applied to manufacturing of the wholly oral digital planting guide plate for patients having part of dentition deletion of an original complete denture complete denture. The manufacturing method comprises the steps of collecting first three-dimensional data of the original complete denture of a patient; manufacturing a radiation guide plate according to the first three-dimensional data of the original complete denture; collecting first three-dimensional image data ofthe radiation guide plate placed in the mouth of the patient and second three-dimensional image data of the radiation guide plate separately placed outside the mouth of the patient through same imagecollecting parameters; performing jawbone three-dimensional reconstruction according to the first three-dimensional image data, and through combination with the second three-dimensional image data, performing registration on the radiation guide plate and jawbone data to obtain a jawbone three dimensional model; and manufacturing the wholly oral digital planting guide plate corresponding to a planting scheme designed according to the jawbone three dimensional model. Compared with the prior art, the manufacturing method disclosed by the invention has the advantages that clinical operations arereduced, manufacturing precision and manufacturing efficiency of the wholly oral digital planting guide plate are improved, and the production cycle is shortened.
Owner:SHANGHAI NINTH PEOPLES HOSPITAL AFFILIATED TO SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE

A full mouth edentulous implant restoration system

The invention discloses a full-mouth edentulous implant repair system and method and relates to the technical field of edentulous implants. The full-mouth edentulous implant repair system comprises asupporting table, a guide pipe and a screw, wherein a fixing block is fixedly connected to the outer side of the supporting table, the top of the fixing block is fixedly connected with a supporting surface through a fixing bolt, the guide pipe is fixedly connected to the inner side of the supporting table, the screw is in threaded connection with the interior of the guide pipe, a threaded groove is formed in the surface of the screw, a base table is arranged at the top of the screw, and the top of the screw is fixedly connected with the base table through a connecting nail. According to the full-mouth edentulous implant repair system and method, the system is designed and digitally processed, the operation risk of doctors and the working strength of technicians during post-operation restoration are effectively reduced, the implant efficiency is improved by adopting a whole tooth structure, the stability of implanted teeth is better guaranteed, the problem of breakage of patients in theuse process is avoided, the structure is simple, and the improvement of the working efficiency is facilitated.
Owner:珠海新茂义齿科技有限公司

Manufacturing method of comfortable full-mouth adsorption false tooth meeting aesthetic function

InactiveCN112716633ASimple and practical featuresEasy to implement and practical featuresArtificial teethEntire mouthEngineering
The invention relates to a manufacturing method of a comfortable full-mouth adsorption false tooth meeting an aesthetic function, and belongs to the field of false tooth manufacturing, wherein the method comprises the steps: drawing a central line, a mouth angle line and a lip base line on a temporary base plate loaded with a wax rim after occlusion mouth testing, and taking a bisector of jaw spacing after mouth testing; marking out an incision edge connecting line of the anterior incisor below the lip base line, and marking out a smile line above the lip base line; connecting the incisor edge line of the anterior incisor with the bisector of the jaw spacing after mouth testing to form a tooth arrangement plane curve on the same plane, wherein the mouth angle line is a positioning line between a three-tooth distal center and a four-tooth proximal center, the curve length from the mouth angle line to the central line is the basis for determining the width specification of the whole set of false tooth, the smile line is a base line for determining the tooth neck of the anterior incisor, and the distance from the smile line to the incisor edge connecting line of the anterior incisor is the basis for determining the height specification of the whole set of false tooth. Therefore, specification parameters of the whole set of false teeth and tooth arrangement positions of the false teeth can be determined, and the method is simple and easy to implement and has aesthetic characteristics on the premise of meeting false tooth functions.
Owner:洛阳曦美义齿有限公司

All-ceramic whitening tooth socket and preparation method thereof

PendingCN113317902ADoes not affect organizational structureReduce cumbersome operationsDentistryComputer Aided DesignEntire mouth
The invention relates to an all-ceramic whitening tooth socket and a preparation method thereof. The preparation method comprises the following steps: scanning the oral cavity of a patient through a scanner to obtain a digital model of the whole dentition of the patient; inputting the digital model into computer-aided design software, determining a tooth position to be manufactured based on the tooth socket requirement of the patient, determining an outer crown mode, adding a connecting body, selecting a digital impression and a jaw tooth in the computer-aided design software based on the tooth position to be manufactured, and further obtaining an order corresponding to the tooth position; respectively determining the direction of an insertion path and drawing an edge line contour based on the dentition condition and the undercut filling condition of a patient, selecting digital tooth forms in a tooth form database, then connecting each independent digital tooth form in a digital model into a whole, and obtaining tooth socket data; and performing secondary processing on the tooth socket data to obtain tooth socket model data, and performing printing based on the tooth socket model data to generate the all-ceramic whitening tooth socket; Healthy teeth do not need to be polished, the teeth are not affected, and existing tedious tooth whitening steps are simplified.
Owner:杭州泰利斯医疗科技有限公司

A digital manufacturing method of three-dimensional brackets for complete dentures

The invention provides a digital manufacturing method of a three-dimensional bracket for a complete denture, which scans a complete denture model based on a scanning device to obtain three-dimensional data of the model, and at the same time, scans the artificial tooth part and the base part related to the denture model to obtain the shape of the denture Three-dimensional data; based on the design software, and according to the obtained three-dimensional data of the model and the three-dimensional data of the shape of the denture, the base part of the full-mouth three-dimensional bracket is determined; based on the design software, the determined base part of the full-mouth three-dimensional bracket is merged with the artificial part, And each artificial tooth of the combined artificial tooth part is connected with the corresponding base to form a whole three-dimensional bracket; the whole three-dimensional bracket is manufactured by using laser sintering technology. It replaces the traditional method of manufacturing denture brackets with manual wax pattern and casting technology, which has high technical precision and high speed, simplifies the manufacturing process of three-dimensional brackets, reduces manufacturing difficulty, and improves the precision and metal quality of denture brackets.
Owner:北京联袂义齿技术有限公司

Full-mouth toothbrush digital cloud customization method and full-mouth toothbrush based on digital customization

The invention belongs to the technical field of digital customization, and particularly relates to a full-mouth toothbrush digital cloud customization method and a full-mouth toothbrush based on digital customization. The full-mouth toothbrush digital cloud customization method comprises the following steps: acquiring a digital customization request and verification information sent by a cloud server; receiving full-mouth dentition data of the customized object sent by the cloud server, wherein the full-mouth dentition data at least comprises full-mouth dentition surface shape data of the customized object; generating a virtual full-mouth dentition according to the full-mouth dentition data of the customized object; generating a first virtual substrate according to the virtual full-mouth dentition; virtual bristles are generated; obtaining a second virtual substrate according to the overlapped part of the virtual bristles and the first virtual substrate; and manufacturing the full-mouth toothbrush. The invention discloses a full-mouth toothbrush based on digital cloud customization. The full-mouth toothbrush comprises a cleaning body, a driving device and a digital customization unit, the oral cavity cleaning effect can be remarkably improved, the cleaning time is shortened, and the complexity of user operation is reduced.
Owner:成都高新宸西科技有限公司

System and method for establishing age evaluation model based on deep learning technology

The invention discloses a system and method for establishing an age evaluation model based on a deep learning technology. The method comprises the steps of photographing a full-mouth curved-surface fault film of Chinese Han population in the northwest, dividing a curved-surface fault film data set into a training set, a verification set and a test set according to the proportion of 8:1:1, inputting the training set into an EfficitNet-B5 network, carrying out the training of a classifier, and finally, establishing an automatic classification model of 18 years old or not through the performanceof the classifier on the test set. A traditional deep learning model is simplified, a label directly related to an output value is added to an image, a neural network model related to the input imageand the output value is established through a computer algorithm, and then automatic evaluation of the image is achieved; and the whole curved surface fault film is selected as the input image of theneural network instead of being limited to teeth in a certain area, the most comprehensive tooth information is provided for a computer to explore the correlation between the tooth structure and the age, and missing of other structural new information with prompt significance is avoided.
Owner:西安交通大学口腔医院 +1

A method for quickly making digital implant guide plate and its special positioning jaw frame

The invention discloses a method for fast making a digital implantation guide plate and a special positioning jaw frame for implementing the method. The method for fast making the digital implantationguide plate comprises the following steps of wearing a barium-containing complete denture or a barium-containing partial denture and a positioning tray in the mouth of a patient, and acquiring three-dimensional oral image data of soft and hard tissue in the mouth of the patient through an oral CBCT or three-dimensional CT appliance; engaging a plaster cast with the positioning tray on the positioning jaw frame, enabling the plaster cast to be matched with a clamping apparatus of a five-axis cutting appliance, taking down the plaster cast, and making an implantation guide plate blank on the plaster cast through a compression molding or plastic coating method; importing the three-dimensional oral image data into an implantation guide plate designing device, carrying out coordinate positioning and coordinate matching, and designing an implantation position, direction and depth; importing three-dimensional position data of an implant designed by the implantation guide plate designing device into a control system of the five-axis cutting appliance, and making an implantation positioning guide hole according to the implantation position designed by the implantation guide plate designingdevice, so as to obtain the implantation guide plate.
Owner:张辉

Tooth arrangement process for movable stent manufacturing

The application relates to the field of dentures, in particular to a tooth arrangement process for movable stent manufacturing. The tooth arrangement process comprises the following steps: S1, establishing a tooth feature 3D database of standard teeth; S2, extracting oral cavity feature information of a patient; S3, arranging teeth: a, determining an occlusion relationship of an upper jaw frame; b, selecting proper artificial teeth; c, determining the center line of a dental cast ; d, arranging anterior teeth; e, adjusting adjacent the gap of every two adjacent teeth in the same row of the anterior teeth of the upper jaw and the lower jaw, and automatically generating a posterior tooth arrangement line according to the arranged anterior teeth; and f, arranging posterior teeth; S4, repairing a wax pattern: a, making wax covers a region, between the artificial teeth and mucous membrane transition , on the cast; and b, carving the wax pattern; and S5, arranging complete teeth: a, determining the relationship of the upper jaw frame; b, selecting proper resin teeth; and c, arranging the teeth on the principle of complete denture arrangement. The tooth arrangement process has the effect of improving the tooth arrangement attractiveness and individuation degree of the complete dentures.
Owner:北京圣爱吉友和义齿制作有限公司
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