Systems and methods for orthodontic and restorative treatment planning
Granted: February 11, 2025
Patent Number:
12220288
Systems and methods for planning a treatment for a patient's teeth are provided. In some embodiments, a method includes receiving input data representing an initial tooth arrangement of a patient's teeth. The method can include determining a target tooth arrangement for the patient's teeth, the target tooth arrangement including a change in mass of at least one tooth. The method can also include generating a plurality of intermediate tooth arrangements configured to adjust the patient's…
Portable intraoral scanning device
Granted: February 11, 2025
Patent Number:
D1061895
Crystallizable resins
Granted: February 4, 2025
Patent Number:
12215223
This disclosure provides polymeric materials comprising polymer crystals, methods and resins for making the same, and objects and appliances made from said polymeric materials. Polymeric materials having polymer crystals provide favorable properties, such as enhanced durability and rigidity. This disclosure also provides polymeric materials comprising a crystalline phase comprising at least one polymer crystal, as well as an amorphous phase comprising at least one amorphous polymer. The…
Treatment plan generation using collision detection by shape filling
Granted: February 4, 2025
Patent Number:
12213856
Orthodontic and/or dental treatment planning methods and apparatuses. In particular, described herein are methods of generating a plurality of orthodontic treatment plans digitally using a hierarchy of bounding boxes enclosing the plurality of 3D shapes to avoid collisions during treatment.
Methods of manufacturing dental aligners
Granted: February 4, 2025
Patent Number:
12213855
Method of manufacturing a series of aligners for an orthodontic and/or dental treatment of a patient's teeth. In particular, described herein are methods of manufacturing a series of aligners that includes displaying images of the patient's teeth at the final stages for a subset of the treatment plans from the array of treatment plans in a manner that allows the user to select between the different treatment plans in order to select a treatment plan for fabrication.
Methods and systems for forming dental attachment formation apparatuses
Granted: February 4, 2025
Patent Number:
12213851
Methods and systems for forming dental attachment formation apparatuses. Methods may include creating a virtual dental attachment formation apparatus including a body having a surface shaped to conform to contours of a virtual model of a patient's dentition, a well in the body that is shaped to receive a dental attachment, and a light path directed through the body to the well. A physical dental attachment formation apparatus may be manufactured based on the virtual dental attachment…
Methods and apparatuses for dental images
Granted: January 28, 2025
Patent Number:
12207986
Described herein are methods and apparatuses to obtain an image, or a set of images, of a user's teeth from one or more predetermined viewing angles. These methods and apparatuses may include guiding a user to capture a predetermined set of images of the user's teeth at specified views using an indicator that is output from a mobile telecommunications device, wherein the indicator indicates to the user one or more positions of the mobile telecommunications device relative to a mouth of…
Generating teeth images colored based on teeth depth
Granted: January 28, 2025
Patent Number:
12211123
Embodiments include receiving image data comprising a representation of teeth, wherein the image data comprises a set of pixel locations for the teeth and depth values associated with the pixel locations in the set of pixel locations. The method further includes generating new image based on applying one or more functions to the image data, wherein the one or more functions adjust one or more color channels of the set of pixel locations based at least in part on the depth values.
Recoating system with reduced resin evaporation
Granted: January 28, 2025
Patent Number:
12208577
A system includes a partial enclosure configured to hold resin. The system further includes one or more structures configured to at least partially cover the resin. The one or more structures are configured to prevent evaporation of the resin. The system further includes a build platform configured to support an object that is being formed from layers of the resin. A first blade is configured to provide the layers of the resin to form the object on the build platform.
Methods for manufacturing thermoformed objects
Granted: January 28, 2025
Patent Number:
12208542
Methods for manufacturing thermoformed objects are provided. In some embodiments, a method includes controlling a material transport system to move a material to a first location proximate to one or more heat sources. The method can include controlling the one or more heat sources to heat a first region of the material to a first temperature and heat a second region of the material to a second temperature. The method can also include controlling the material transport system to move the…
Dental models for dental implant and related procedures
Granted: January 28, 2025
Patent Number:
12207980
A method may include generating a first virtual model of a dental structure of a patient from three-dimensional scan data, identifying a first virtual surface of the first virtual model corresponding to a first portion of the soft dental surfaces that surrounds a location of the restorative object, separating the identified first virtual surface of the soft dental surfaces from at least the portion associated with hard dental surfaces to create a second virtual model of a soft model part…
Method of inkjet printing onto aligners
Granted: January 21, 2025
Patent Number:
12202250
Provided herein are methods of obtaining good photocured-ink adhesion to low surface energy materials. The methods have greatly improved adhesion of photocured ink on low surface energy materials, including those that are subjected to high humidity or wet environments. The methods take into account the glass transition temperature (Tg) of the materials and the onset for the glass transition temperature, including ink applied to an exposed surface of the material at an elevated…
Devices for positioning a patient's mandible
Granted: January 21, 2025
Patent Number:
12201551
An intraoral device wearable by a patient may include an intraoral device body, a first advancement structure configured to be coupled to a first jaw of the patient. and a second advancement structure configured to be coupled to a second jaw of the patient. The device may also include an intraoral actuator coupled to the first advancement structure to displace a lower jaw of the patient from a first position to a second position. The first position may be a habitual jaw position and the…
Mandibular repositioning via bone anchoring devices
Granted: January 21, 2025
Patent Number:
12201498
A mandibular repositioning apparatus may include anchoring devices shaped for positioning in an intraoral cavity of a patient. Each of the anchoring devices may be configured to be positioned in a respective bone of a respective jaw of the patients. The mandibular repositioning apparatus may include one or more connecting structures configured to displace a lower jaw in an anterior-posterior direction relative to an upper jaw. The one or more connecting structures and the anchoring…
Methods and systems for dental procedures
Granted: January 21, 2025
Patent Number:
12201494
A device including a coded pattern for use in dental procedures is provided. Related methods and systems are also provided.
Prediction of multiple treatment settings
Granted: January 14, 2025
Patent Number:
12193905
Orthodontic and/or dental treatment planning methods and apparatuses. In particular, described herein are methods of generating a plurality of potential treatment plan variations for the concurrent and interactive review of the treatment plan variations. Treatment settings may be determined based on initial tooth positions and may be arranged in a hierarchy of treatment settings. Each of the plurality of treatment plans may be generated based on a set of treatment settings from the…
Guidance for positioning and orienting field of view of intraoral scanning
Granted: January 14, 2025
Patent Number:
12199406
In embodiments, a system for scanning an intraoral cavity comprises an intraoral scanner to generate topographical scan data of the intraoral cavity and 2D image data of the intraoral cavity, and a processing unit operatively connected to the intraoral scanner. The processing unit is to: receive the topographical scan data and the 2D image data from the intraoral scanner; generate a 3D digital model of the intraoral cavity using the intraoral scan data; output the 3D digital model to a…
Thermal calibration of scanning system
Granted: January 14, 2025
Patent Number:
12193912
Calibrating an intraoral scanner includes obtaining reference data of a reference three-dimensional (3D) representation of a calibration object and obtaining, based on the intraoral scanner being used by a user to scan the 3D calibration object, and from one or more device to real-world coordinate transformations of two-dimensional (2D) images of the 3D calibration object, measurement data. Calibrating the intraoral scanner further includes aligning the measurement data to the reference…
Systems and methods including palatal expanders with anchor interfaces
Granted: January 14, 2025
Patent Number:
12193907
A series of a palatal expanders increasing width can be used to gradually expand a patient's palate. Each palatal expander may have a palatal region flanked by teeth regions. The palatal region can have a plurality of anchor-receiving features (e.g., anchor interfaces) that allow the palatal expander to be attached to temporary anchorage device anchors that have been implanted into the patient's maxilla.
Systems for fabricating orthodontic appliances with power arms
Granted: January 14, 2025
Patent Number:
12193906
Systems for fabricating dental appliances are provided. In some embodiments, a system comprising 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 determine an appliance geometry for a dental appliance including a shell configured to move the patient's teeth from an initial arrangement toward a target arrangement. The appliance geometry can include a first…
