Patents Assigned to Align Technologies, Inc.
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Patent number: 11974897Abstract: Palatal expander apparatuses for expanding a patient's palate (“palatal expanders”) and methods of making them. The apparatuses may include a pair of tooth engagement regions connected by a palatal region. A detachment region on at least one of the tooth engagement regions may be defined by one or more first vertical cut-out regions extending from a bottom of a buccal side toward an occlusal side of the tooth engagement region. The buccal side may be more flexible than the occlusal side so that the detachment region flexes when a removal force to release the palatal expander apparatus from the patient's palate is applied to the detachment region.Type: GrantFiled: February 24, 2022Date of Patent: May 7, 2024Assignee: Align Technology, Inc.Inventors: Yaser Shanjani, Jeremy Riley, Ryan Kimura, Jun Sato, Norman Su, Jihua Cheng, Fuming Wu
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Patent number: 11969311Abstract: Dental attachment placement apparatuses with one or more replacement attachment systems for providing one or more replacement dental attachments. The replacement attachment systems may include a body that is configured to orient and align the apparatus with respect to the teeth. The apparatus may include one or more primary dental attachments coupled to the body, where the body is configured to position the primary dental attachments adjacent to the teeth for bonding. The replacement system can be configured to replace the primary dental attachments and align replacement dental attachments with respect to the teeth.Type: GrantFiled: December 13, 2021Date of Patent: April 30, 2024Assignee: Align Technology, Inc.Inventors: Peter Webber, Siobhan O'Leary
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Patent number: 11972873Abstract: Methods for treating a patient are provided. These methods may include receiving scan data of a patient's teeth, forming a modified image of the teeth to simulate a dental treatment, combining the modified image of the teeth with an image of the patient's face to show an image of the patient's smile as it would appear according to the dental treatment, displaying the modified image to the patient, and treating the patient according to the simulated dental treatment.Type: GrantFiled: November 4, 2022Date of Patent: April 30, 2024Assignee: Align Technology, Inc.Inventors: Michelle Stone-Collonge, Eric E. Kuo, Rick M. Matty, Fabio Pettinati, Thomas Maurer, Dzmitry Sanko
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Patent number: 11969310Abstract: A physical model of at least a portion of a patient's dentition has model dental surfaces corresponding to real dental surfaces of the patient's dentition. The physical model includes one or more targets, each configured for facilitating placement of an orthodontic appliance on the model at a desired location. The targets lack mechanical stops that are outwardly protruding from the original model dental surfaces. Also provided are a method of manufacturing a physical model for use in indirect bonding procedures, a method for indirect bonding for use in an orthodontic procedure, a method for providing an indirect bonding transfer tray for use in an orthodontic procedure, and a system for providing a physical model for use in indirect bonding orthodontic procedures.Type: GrantFiled: November 18, 2020Date of Patent: April 30, 2024Assignee: ALIGN TECHNOLOGY, INC.Inventor: Avi Kopelman
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Patent number: 11972572Abstract: A system includes an intraoral scanner and a computing device. The intraoral scanner generates an intraoral scan of a dental site. The computing device processes an input comprising data from the intraoral scan using a trained machine learning model that has been trained to classify regions of dental sites, wherein the trained machine learning model generates an output comprising, for each point in the intraoral scan, an indication as to whether the point belongs to a first dental class that represents excess material. The computing device determines, based on the output, one or more points in the intraoral scan that are classified as excess material. The computing device then hides or removes, from at least one of the intraoral scan or a virtual three-dimensional (3D) model generated using the intraoral scan, data for the one or more points that are classified as excess material.Type: GrantFiled: January 20, 2022Date of Patent: April 30, 2024Assignee: Align Technology, Inc.Inventors: Mikhail Minchenkov, Ran Katz, Pavel Agniashvili, Chad Clayton Brown, Jonathan Coslovsky
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Publication number: 20240130834Abstract: Systems and methods for improved visual prosthetic and orthodontic treatment planning are provided herein. In some aspects, a method for preparing a tooth of a patient is disclosed. The method may comprise building a model of a dentition of the patient including a model of the initial shape of tooth. The method may also include determining a final prepared shape of the tooth. In some aspects, the method may also include generating a treatment plan comprising a plurality of steps to modify the initial shape of the tooth to the final prepared shape of the tooth. The method may also include rendering visualizations for the plurality of steps of the treatment plan. The visualizations may depict the removal of tooth material to modify the initial shape of the tooth to the final prepared shape of the tooth.Type: ApplicationFiled: January 3, 2024Publication date: April 25, 2024Applicant: ALIGN TECHNOLOGY, INC.Inventor: Avi KOPELMAN
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Patent number: 11963842Abstract: Appliances for intraoral delivery of agents are provided. In some embodiments, an appliance includes a shell having an inner surface and an outer surface, the inner surface defining a plurality of tooth-receiving cavities configured to apply a repositioning force to a patient's teeth, and the outer surface oriented away from the patient's teeth. The appliance can also include a reservoir integrally formed in the outer surface of the shell, the reservoir being configured to store at least one agent. The appliance can further include a membrane covering at least a portion of the reservoir to control release of the agent into an intraoral cavity of the patient. The membrane can include a plurality of pores that are configured to open based at least in part on a temperature of the patient's intraoral cavity to allow the at least one agent to pass therethrough.Type: GrantFiled: July 15, 2022Date of Patent: April 23, 2024Assignee: Align Technology, Inc.Inventors: David Mason, Shiva Sambu, Chunhua Li, Yan Chen
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Patent number: 11966366Abstract: Method and systems for creating clinical data files with secured medical information. A clinical data file may be created by converting clinical data to a single format, and the medical information may be entered into corresponding data fields in the clinical data file. The medical information may include treatment professional information, patient personal information, and/or patient image(s). Each of the data fields may be associated with an indicator, where the indicator, when enabled, may be configured to secure at least a portion of the medical information in the corresponding data field. The secured clinical data file may be configured such that, once a pass code is entered, the patient image(s) are modifiable by the addition of modification(s) that are arranged as layer(s) saved separately from the patient image(s).Type: GrantFiled: August 19, 2022Date of Patent: April 23, 2024Assignee: Align Technology, Inc.Inventor: Eric E. Kuo
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Publication number: 20240122463Abstract: Various apparatuses are disclosed (e.g., system, device, method, or the like) for guiding the capture and assessing the quality of an image, including dental images. The apparatuses may use trained neural networks to examine images and provide users feedback regarding image quality. The neural networks may be trained based on images within image groups that have been ranked based on perceived image quality.Type: ApplicationFiled: October 16, 2023Publication date: April 18, 2024Applicant: ALIGN TECHNOLOGY, INC.Inventors: Guotu LI, Chao SHI, Chad Clayton BROWN, Christopher E. CRAMER, Phillip Thomas HARRIS, Adam SILL, Will NEVILLE, Ritvik BANSAL
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Patent number: 11957541Abstract: Provided herein are systems and methods for scoring a post-treatment tooth position of a patient's teeth. A patient's dentition may be scanned and/or segmented. Raw dental features, principal component analysis (PCA) features, and/or other features may be extracted and compared to those of other teeth, such as those obtained through automated machine learning systems. A classifier can identify and/or output the post-treatment tooth position of the patient's teeth.Type: GrantFiled: December 23, 2022Date of Patent: April 16, 2024Assignee: Align Technology, Inc.Inventors: Guotu Li, Christopher E. Cramer, Chad Clayton Brown, Anton Spiridonov
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Patent number: 11957533Abstract: Systems and methods of simulating, modeling, and validating orthodontic treatment are disclosed. The method may include designing an orthodontic treatment system or force system, generative a displacement field between a first position of a patient's teeth and a second position, modeling the three-dimensional force-displacement model generated by the treatment system or force system, and validating the treatment system or force system. The methods disclosed herein may be iterated to optimize the orthodontic force system or treatment system.Type: GrantFiled: February 10, 2023Date of Patent: April 16, 2024Assignee: ALIGN TECHNOLOGY, INC.Inventors: Iman Shojaei, Reza Shirazi Aghjari
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Patent number: 11957532Abstract: Creating a digital tooth model of a patient's tooth using interproximal information is provided. Interproximal information is received that represents a space between adjacent physical teeth of the patient. A digital teeth model of a set of physical teeth of the patient that includes the adjacent physical teeth is received. One or more digital tooth models is created that more accurately depicts one or more of the physical teeth than the corresponding digital teeth included in the digital teeth model based on the interproximal information.Type: GrantFiled: October 31, 2022Date of Patent: April 16, 2024Assignee: ALIGN TECHNOLOGY, INC.Inventors: Bob Grove, Eric Kuo
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Patent number: 11958248Abstract: The present application relates to components, such as dental apparatuses, having geometrical features to facilitate post-fabrication cleaning, including methods of fabricating the same. In one embodiment, a dental apparatus, such as a retainer, an aligner, or a dental attachment placement appliance, comprises one or more concave surfaces for which one or more apertures is formed therethrough at or near a maximum depth of a given concave surface.Type: GrantFiled: November 18, 2021Date of Patent: April 16, 2024Assignee: Align Technology, Inc.Inventors: Peter Dorfinger, Siobhan O'Leary, Yan Chen, Zhou Yu, Jun Sato
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Patent number: 11957531Abstract: Orthodontic systems for monitoring treatment. The systems can include at least one orthodontic appliance that includes one or more sensors. A processor in communication with the sensor(s) is configured to receive sensor data from the sensor(s), where the sensor data corresponds to a force acting on one or more teeth. The processor is further configured to predict tooth movement based on the sensor data. The predicted tooth movement is determined by predicting how much teeth will move based on a direction and a magnitude of the force. The processor is further configured to compare the predicted tooth movement to an expected tooth movement, where the expected tooth movement is based on a treatment stage of a treatment plan. The processor is further configured to modify the treatment plan if the predicted tooth movement does not match the expected tooth movement based on the treatment stage of the treatment plan.Type: GrantFiled: July 19, 2022Date of Patent: April 16, 2024Assignee: Align Technology, Inc.Inventors: Avi Kopelman, Zelko Relic, Srinivas Kaza
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Patent number: 11962892Abstract: A method of dental treatment may include receiving photos of a person's dentition, identifying a stage of a treatment plan administered to the person's dentition, gathering a three-dimensional (3D) model of the person's dentition corresponding to the stage of the treatment plan, projecting attributes of the 3D model of the person's dentition onto an image plane to get a projected representation of the person's dentition at the stage of the treatment plan, comparing the photos to the projected representation to derive an error image representing the comparison, and analyzing the error image for discrepancies, wherein the discrepancies represent one or more deviations of the person's dentition from the stage of the treatment plan.Type: GrantFiled: July 22, 2021Date of Patent: April 16, 2024Assignee: ALIGN TECHNOLOGY, INC.Inventors: Christopher E. Cramer, Rajiv Venkata, Leela Parvathaneni, Phillip Thomas Harris, Sravani Gurijala, Svetozar Hubenov, Sebastien Hareng, Guotu Li, Yun Gao, Chad Clayton Brown
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Patent number: 11950880Abstract: An intraoral scanner comprises a light source for generating light, an optics system for focusing the light, and a light-guiding part having an entrance and an exit. The light source, the optics system and the light-guiding part are arranged such that the light passes through the optics system, enters the light-guiding part via the entrance, and exits the light-guiding part via the exit. The optics system is configured such that, upon entering the light-guiding part, an outermost chief ray of the light with respect to an optical axis of the optics system is divergent to the optical axis and an outermost marginal ray of the light with respect to the optical axis is parallel or divergent to the optical axis.Type: GrantFiled: March 24, 2023Date of Patent: April 9, 2024Assignee: Align Technology, Inc.Inventors: Yossef Atiya, Tal Verker, Nir Makmel
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Patent number: 11950981Abstract: 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 data to obtain alignment data and updating, based on the alignment data, said one or more transformations.Type: GrantFiled: April 19, 2023Date of Patent: April 9, 2024Assignee: Align Technology, Inc.Inventors: Tal Verker, Adi Levin, Ofer Saphier, Maayan Moshe
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Patent number: 11950976Abstract: The present disclosure provides methods, devices, and systems that utilize dental appliance etch templates prior to or during dental treatment. One dental appliance etch template includes a removable shell having one or more cavities formed therein, where the one or more cavities are shaped to receive teeth of a patient, and the shell includes a well, the well including a wafer, where the wafer includes etch material to etch a tooth of the patient.Type: GrantFiled: July 11, 2022Date of Patent: April 9, 2024Assignee: Align Technology, Inc.Inventor: Michael Lawrence Fernie
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Patent number: 11954262Abstract: A scanning system comprises an intraoral scanner to capture scan data of a dental site and a computing device to generate a 3D rendering of the dental site. The scanner comprises one or more input devices configured to provide manual interaction with the computing device, where: a first activation of the input device(s) causes the scanning system to enter the scan mode, wherein the 3D rendering has a first visualization during the scan mode; and a second activation of the input device(s) causes the scanning system to enter an overlay mode, wherein the 3D rendering has a second visualization during the overlay mode, wherein the computing device is to present a menu comprising menu options on the display while the scanning system is in the overlay mode, and wherein the scanner is usable to select among the presented menu options.Type: GrantFiled: May 26, 2022Date of Patent: April 9, 2024Assignee: Align Technology, Inc.Inventors: Michael Sabina, Leon Rasovsky
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Patent number: 11950977Abstract: Methods for detecting and avoiding collisions of teeth during orthodontic treatment may include determining a schedule of movement for dental objects during treatment stages, calculating a respective route from an initial position toward a final position for each of the dental objects during the treatment stage, and modifying the schedule of movement with a first modification to avoid a collision or obstruction between two of the dental objects on their respective routes. The modification may include moving a first of the dental objects away from the respective route of a second of the dental objects, and moving the first dental object toward its respective final position after the second dental object has sufficiently traversed its respective route to avoid the collision.Type: GrantFiled: August 7, 2020Date of Patent: April 9, 2024Assignee: ALIGN TECHNOLOGY, INC.Inventors: Ian Kitching, Alexander Dmitriev, Alexey Vishnevskiy