System for viewing of dental treatment outcomes
Granted: September 3, 2024
Patent Number:
12079944
A mobile device comprises a display, an image capture device that generates image data of a face of a viewer of the display, and a processing device. The processing device receives the image data and sends the image data to a computing device. The computing device processes the image data to identify a position of a dental arch in the image data; determines a treatment outcome for the dental arch; generates a post-treatment image of the dental arch that shows the treatment outcome;…
Automated quality control for three-dimensional (3D) printed mold for orthodontic aligner
Granted: August 27, 2024
Patent Number:
12073552
Systems and methods for performing automated quality control for 3D printed molds for orthodontic aligners are described. A method includes generating a plurality of images of the 3D printed mold for the orthodontic aligner using one or more imaging devices, wherein each image of the plurality of images depicts a distinct region of the 3D printed mold for the orthodontic aligner; processing the plurality of images by a processing device to identify one or more types of manufacturing…
Area of interest overlay on dental site using augmented reality
Granted: August 27, 2024
Patent Number:
12070375
A system comprises an image capture device, an augmented reality (AR) display to display, and a processing device. The processing deice receives image data of a dental arch from the image capture device and processes the image data using a plurality of detection rules, where each detection rule detects one or more dental conditions. The processing device determines a dental condition for the dental arch based on the processing, determines a position of an area of interest on the dental…
Correction of unclear features in three-dimensional models of dental sites
Granted: August 27, 2024
Patent Number:
12070367
A processor receives first intraoral scan data comprising a first depiction of a dental site; generates a virtual three-dimensional (3D) model of the dental site using the first intraoral scan data; and processes at least one of the first intraoral scan data or data from the virtual 3D model to identify an unclear feature. The processor outputs instructions to generate second intraoral scan data of the dental site depicting the portion of the dental site that is unclear; receives the…
Systems, methods, and apparatus for correcting malocclusions of teeth
Granted: August 20, 2024
Patent Number:
12064310
Methods and systems are provided for manufacturing an appliance for correcting malocclusions of a patient's teeth. The method may include measuring the positions of a patient's teeth and receiving tooth movement constraints. The method may also include generating an initial treatment plan based on the measured tooth positions and the tooth movement constraints and measuring the malocclusions of the patient's teeth for one or more types of dental malocclusions. The method may also include…
Methods and systems for visualizing teeth and treatment planning
Granted: August 20, 2024
Patent Number:
12067210
Orthodontic devices such as aligners, palatal expanders, retainers, and dental implants can be used to adjust the position of teeth and to treat various dental irregularities. To help the clinician or doctor (i.e., orthodontist) design and plan the subject's treatment plan, a 3D digital model of the subject's teeth, dentition, and gingiva can be constructed from a 3D scan of the subject's mouth, teeth, dentition, and gingiva. The 3D model of the subject's teeth and dentition can be…
Method for appliances with bite adjustment structures
Granted: August 20, 2024
Patent Number:
12064316
A series of appliances including a first shell and a second shell can be designed to incrementally implement a treatment plan. The first and second shells can have cavities designed to receive teeth of a jaw. A first number of bite adjustment structures can be formed of a same material as the first shell, extending therefrom and designed to interface with teeth of a second jaw. The first number of bite adjustment structures can have a first shape and location specific to a first stage of…
Dental appliance compliance monitoring
Granted: August 20, 2024
Patent Number:
12064314
The present disclosure describes devices, systems, and methods for monitoring use of an oral appliance in an oral cavity using extra-oral sensor(s). One method includes sensing one or more physical properties of an oral appliance using an extra-oral sensor, providing a compliance signal from the extra-oral sensor, identifying one or more patient compliance factors based on the compliance signal, the one or more patient compliance factors providing a basis to identify an extent of…
Filling undercut areas of teeth relative to axes of appliance placement
Granted: August 20, 2024
Patent Number:
12064312
The present disclosure provides computing device implemented methods, computing device readable medium, and molds for filling undercut areas of teeth relative to an axis of placement. Filling undercut areas of teeth relative to an axis of placement can include calculating an undercut area of a tooth relative to an axis of placement of part of a dental appliance over a number of teeth and a height of contour that is defined based on the axis of placement. Filling undercut areas of teeth…
Visual presentation of gingival line generated based on 3D tooth model
Granted: August 20, 2024
Patent Number:
12064311
Systems and methods of simulating dental treatments are disclosed. A method may include capturing a first 2D image of a patient's face, including the patient's teeth, building a parametric 3D model of the patient's teeth and gingiva based on the first 2D image, developing a simulated outcome of a dental treatment of the patient's teeth by rendering the parametric 3D model with the patient's teeth in one or more positions and/or orientations corresponding to the treatment goals of the…
Automated, generation of dental features in digital models
Granted: August 13, 2024
Patent Number:
12062180
In embodiments, a processing device generates a three-dimensional model of a dental site from scan data, the three-dimensional model comprising a representation of a tooth, wherein a portion of the three-dimensional model comprises an interfering surface that obscures a portion of the tooth. The processing device receives or generates an image of the tooth, wherein the image depicts the interfering surface. The processing device processes the image to generate a modified image, wherein…
Orthodontic repositioning appliances having improved geometry, methods and systems
Granted: August 13, 2024
Patent Number:
12059321
The present invention provides methods and systems including orthodontic tooth positioning appliances. An exemplary appliance can include teeth receiving cavities shaped such that, when worn by a patient, repositioning the patient's teeth from a first arrangement toward a subsequent or target arrangement. Appliances can include a cavity having one or more shaped features or protrusions shaped and/or positioned so as to apply a desired force to a patient's tooth received in the cavity and…
Recoating system including multiple blades
Granted: August 6, 2024
Patent Number:
12053925
A system includes a carrier film including an outer surface and an inner surface. The inner surface is configured to contact rollers. The system further includes a first blade configured to form a layer of resin on the outer surface of the carrier film. The system further includes a second blade configured to prevent printed features from contacting the first blade. The system further includes a build platform. A portion of the layer of resin is to be added to an object being formed on…
Reinforced aligner hooks
Granted: August 6, 2024
Patent Number:
12053344
Orthodontic positioning devices, and related methods and systems, are disclosed for use with one or more orthodontic elastic members. The disclosed devices are configured to couple with an orthodontic elastic member so as to react a force from the elastic member into the appliance to, for example, generate traction forces on the patient's teeth to produce a desired occlusion. A positioning device includes a patient removable tooth positioning appliance having teeth receiving cavities…
Photopolymerizable block polymers and methods of producing and using the same
Granted: July 30, 2024
Patent Number:
12049528
Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, and telechelic block polymers and methods of using such polymers in curable compositions to produce medical devices such as orthodontic appliances comprising the polymeric compositions comprising the telechelic block polymers.
Systems for treatment planning with overcorrection
Granted: July 30, 2024
Patent Number:
12048606
Orthodontic systems and related methods are disclosed for designing and providing improved or more effective tooth moving systems for eliciting a desired tooth movement and/or repositioning teeth into a desired arrangement. Methods and orthodontic systems include the generation of an overcorrection in the tooth-receiving cavities of an appliance worn in the dentition. The overcorrection may provide an improved and more accurately applied force or moment applied to a tooth. The…
Tracking orthodontic treatment using teeth images
Granted: July 30, 2024
Patent Number:
12048605
Systems and methods for monitoring a subject's teeth during orthodontic treatment. An input 2D image of the subject's current teeth including a wide angle occlusal view of the subject's upper and/or lower jaw at a current treatment stage can be received. Virtual camera parameters corresponding to the input 2D image can be determined. A rendered 2D image of the subject's teeth can be generated from a 3D model of the subject's upper and/or lower jaw at a planned treatment stage with the…
Automatic application of doctor's preferences workflow using statistical preference analysis
Granted: July 30, 2024
Patent Number:
12048604
Methods and apparatuses for automatic treatment planning, including recommendation systems, quality assurance, error prevention, text mining, text matching, and treatment planning optimization.
Systems for using rescan data for dental procedures
Granted: July 30, 2024
Patent Number:
12048512
Systems and methods are provided for using rescan data in dental procedures, such as the preparation of orthodontics and prosthodontics. A method may include receiving scan data of a patient's teeth, demarcating useful data from data that should be replaced, receiving rescan data, and replacing at least a portion of the scan data that should be replaced with at least a portion of data from the rescan data.
Curable composition for use in a high temperature lithography-based photopolymerization process and method of producing crosslinked polymers therefrom
Granted: July 23, 2024
Patent Number:
12042353
Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
