Patents by Inventor Rohit Tanugula
Rohit Tanugula has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20220104920Abstract: Computer-implemented methods and systems for designing oral appliances. These methods and systems may include receiving patient data and a treatment plan (including a proposed one or more dental appliances), and determining, using the patient data and the treatment plan, an improved appliance design for treating the patient. These methods and systems may include evaluating the appliance design based on simulation and finalizing the appliance design based on the evaluation.Type: ApplicationFiled: October 1, 2021Publication date: April 7, 2022Inventors: Yuxiang WANG, Reza SHIRAZI AGHJARI, Luyao CAI, Rohit TANUGULA, Jun SATO, Vadim MATOV, Bastien PESENTI, Manlio VALDIVIESO, Peter WEBBER, Mikhail Nikolaevich RYCHAGOV
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Patent number: 11278375Abstract: Embodiments relate to an aligner breakage solution. A method includes obtaining a digital design of a polymeric aligner for a dental arch of a patient. The polymeric aligner is shaped to apply forces to teeth of the dental arch. The method also includes performing an analysis on the digital design of the polymeric aligner using at least one of a) a trained machine learning model, b) a numerical simulation, c) a geometry evaluator or d) a rules engine. The method may also include determining, based on the analysis, whether the digital design of the polymeric aligner includes probable points of damage, wherein for a probable point of damage there is a threshold probability that breakage, deformation, or warpage will occur. The method may also include, responsive to determining that the digital design of the polymeric aligner comprises probable points of damage, performing corrective actions based on the probable points of damage.Type: GrantFiled: September 26, 2019Date of Patent: March 22, 2022Assignee: Align Technology, Inc.Inventors: Yuxiang Wang, Rohit Tanugula, Reza Shirazi Aghjari, Andrew Jang, Chunhua Li, Jun Sato, Luyao Cai, Viktoria Medvinskaya, Arno Kukk, Andrey Cherkas, Anna Akopova, Kangning Su
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Publication number: 20220071743Abstract: A system for correcting class III malocclusions is disclosed. The system may include a maxilla appliance having tooth receiving cavities shaped to receive teeth of the maxilla and a first coupling for receiving an elastic. The system may also include a mandibular appliance having tooth receiving cavities shaped to receive teeth of the mandible. In some embodiments, the system includes a class III corrective appliance having a first mount shaped to engage with the mandibular arch of the patient and having a second coupling shaped to receive the elastic.Type: ApplicationFiled: November 12, 2021Publication date: March 10, 2022Inventors: Mitra DERAKHSHAN, Crystal TJHIA, Rohit TANUGULA, Yaser SHANJANI, Ryan KIMURA, Bruce CAM, Eric YAU, Yuxiang WANG, Ken WU, Peter WEBBER, Jun SATO, John Y. MORTON
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Publication number: 20220023010Abstract: 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 the treatment plan. A second number of bite adjustment structures can be formed of a same material as the second shell, extending therefrom and designed to interface with teeth of the second jaw. The second number of bite adjustment structures can have a second shape and location, different than the first shape and location, specific to a second stage of the treatment plan.Type: ApplicationFiled: October 5, 2021Publication date: January 27, 2022Applicant: ALIGN TECHNOLOGY, INC.Inventors: Rohit Tanugula, John Morton, Chunhua Li, Bastien Pesenti, Jihua Cheng, Jeeyoung Choi
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Patent number: 11141243Abstract: 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 the treatment plan. A second number of bite adjustment structures can be formed of a same material as the second shell, extending therefrom and designed to interface with teeth of the second jaw. The second number of bite adjustment structures can have a second shape and location, different than the first shape and location, specific to a second stage of the treatment plan.Type: GrantFiled: May 29, 2019Date of Patent: October 12, 2021Assignee: ALIGN TECHNOLOGY, INC.Inventors: Rohit Tanugula, John Morton, Chunhua Li, Bastien Pesenti, Jihua Cheng, Jeeyoung Choi
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Publication number: 20210236242Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a removable dental appliance includes a shell having a number of tooth apertures configured to receive and reposition a number of teeth of a patient along one jaw of a patient, a repositioning jaw element that extends from a buccal or lingual surface of the shell, the element having a first outer surface oriented to face the tongue of the patient surface and a second outer surface oriented to face the cheek of the patient, and a reinforcement member formed along at least one of the first and second outer surfaces to provide reinforcement of the repositioning jaw element.Type: ApplicationFiled: January 15, 2021Publication date: August 5, 2021Inventors: Rohit Tanugula, Crystal Tjhia, Dennis Te
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Publication number: 20210113304Abstract: A dental appliance includes an interior shape that substantially conforms to a dental arch of a patient, a hollow portion forming a cavity, and an object bonded to the dental appliance and inserted into the cavity. The object provides structural strength to the dental appliance at a location of the hollow portion and does not interfere with a fit of the dental appliance onto the dental arch of the patient.Type: ApplicationFiled: December 23, 2020Publication date: April 22, 2021Inventors: Bruce Cam, Crystal Tjhia, Rohit Tanugula, Dennis Te
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Patent number: 10980616Abstract: 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 and extend from the first cavities and be designed to interface with teeth of a second jaw. The first number of bite adjustment structures can have a first shape and location. A second number of bite adjustment structures can be formed of a same material as the second shell and extend from the second cavities and be designed to interface with teeth of the second jaw. The second number of bite adjustment structures can have a second shape and location, different than the first shape and location.Type: GrantFiled: May 29, 2019Date of Patent: April 20, 2021Assignee: ALIGN TECHNOLOGY, INC.Inventors: Rohit Tanugula, John Morton, Chunhua Li, Bastien Pesenti, Jihua Cheng, Jeeyoung Choi
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Patent number: 10912629Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a removable dental appliance includes a shell having a number of tooth apertures configured to receive and reposition a number of teeth of a patient along one jaw of a patient, a repositioning jaw element that extends from a buccal or lingual surface of the shell, the element having a first outer surface oriented to face the tongue of the patient surface and a second outer surface oriented to face the cheek of the patient, and a reinforcement member formed along at least one of the first and second outer surfaces to provide reinforcement of the repositioning jaw element.Type: GrantFiled: November 30, 2015Date of Patent: February 9, 2021Assignee: ALIGN TECHNOLOGY, INC.Inventors: Rohit Tanugula, Crystal Tjhia, Dennis Te
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Patent number: 10881487Abstract: A plastic shell such as an orthodontic aligner has an interior shape that substantially conforms to a current or future dental arch of a patient. The plastic shell includes a hollow feature comprising a cavity. The plastic shell additionally includes an object inserted into the cavity, wherein the object provides structural strength to the plastic shell at a location of the hollow feature and does not interfere with a fit of the plastic shell onto the dental arch of the patient.Type: GrantFiled: June 30, 2016Date of Patent: January 5, 2021Assignee: Align Technology, Inc.Inventors: Bruce Cam, Crystal Tjhia, Rohit Tanugula, Dennis Te
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Patent number: 10856956Abstract: 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 and extend from the first cavities and be designed to interface with teeth of a second jaw. The first number of bite adjustment structures can have a first shape and location. A second number of bite adjustment structures can be formed of a same material as the second shell and extend from the second cavities and be designed to interface with teeth of the second jaw. The second number of bite adjustment structures can have a second shape and location, different than the first shape and location.Type: GrantFiled: May 29, 2019Date of Patent: December 8, 2020Assignee: ALIGN TECHNOLOGY, INC.Inventors: Rohit Tanugula, John Morton, Chunhua Li, Bastien Pesenti, Jihua Cheng, Jeeyoung Choi
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Publication number: 20200360117Abstract: A mold includes a first section, a second section, and a weakened region that joins the first section to the second section. The weakened region is breakable, deflectable, or deformable in response to a first threshold force to enable the first section to be removed from a shell independently of the second section after the shell is formed over the mold. The first threshold force is less than a second threshold force that would damage or permanently deform the shell. The first section is a first mold of at least a portion of one or more first teeth of a dental arch and the second section is a second mold of at least a portion of one or more second teeth of the dental arch.Type: ApplicationFiled: June 2, 2020Publication date: November 19, 2020Inventors: Peter Webber, Rohit Tanugula, Shiva P. Sambu, Crystal Tjhia
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Publication number: 20200331171Abstract: A method includes determining a first shape of a main body of a mold associated with a dental arch for a patient. The method further includes determining a second shape of a separable feature of the mold. The method further includes determining a third shape and configuration of a receiving element of the main body to receive the separable feature. The method further includes outputting instructions for fabricating the separable feature and the main body that includes the receiving element for receiving the separable feature.Type: ApplicationFiled: June 29, 2020Publication date: October 22, 2020Inventors: Rohit Tanugula, Dennis Te, Peter Webber, Shiva P. Sambu, Crystal Tjhia
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Publication number: 20200214801Abstract: Methods and systems for producing orthodontic appliances are provided herein utilizing iterative modeling techniques to increase the efficiency and efficacy of said appliances. Further disclosed herein are the orthodontic appliances fabricated from such methods.Type: ApplicationFiled: December 31, 2019Publication date: July 9, 2020Inventors: Yuxiang Wang, Andrew Jang, Bruce Cam, Rohit Tanugula, Chunhua Li, Jun Sato, Luyao Cai, Pavel Pokotilov, Kangning Su, John Y. Morton
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Patent number: 10702357Abstract: A mold includes a first section, a second section, and a weakened region that joins the first section to the second section. The weakened region is breakable, deflectable, or deformable in response to a first threshold force to enable the first section to be removed from a shell independently of the second section after the shell is formed over the mold. The first threshold force is less than a second threshold force that would damage or permanently deform the shell. The first section is a first mold of at least a portion of one or more first teeth of a dental arch and the second section is a second mold of at least a portion of one or more second teeth of the dental arch.Type: GrantFiled: March 6, 2018Date of Patent: July 7, 2020Assignee: Align Technology, Inc.Inventors: Peter Webber, Rohit Tanugula, Shiva P. Sambu, Crystal Tjhia
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Patent number: 10695956Abstract: A mold includes a main body and a separable feature. One or more first weakened regions join the separable feature to the main body. The one or more first weakened regions are breakable to enable the main body to be removed from a shell independently of the separable feature after the shell is formed over the mold. The main body includes a first section and a second section that are at least partially separable at one or more second weakened regions to enable the first section to be removed from the shell independently of the second section after the shell is formed over the mold.Type: GrantFiled: March 7, 2018Date of Patent: June 30, 2020Assignee: Align Technology, Inc.Inventors: Rohit Tanugula, Dennis Te, Peter Webber, Shiva P. Sambu, Crystal Tjhia
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Publication number: 20200100871Abstract: Embodiments relate to an aligner breakage solution. A method includes obtaining a digital design of a polymeric aligner for a dental arch of a patient. The polymeric aligner is shaped to apply forces to teeth of the dental arch. The method also includes performing an analysis on the digital design of the polymeric aligner using at least one of a) a trained machine learning model, b) a numerical simulation, c) a geometry evaluator or d) a rules engine. The method may also include determining, based on the analysis, whether the digital design of the polymeric aligner includes probable points of damage, wherein for a probable point of damage there is a threshold probability that breakage, deformation, or warpage will occur. The method may also include, responsive to determining that the digital design of the polymeric aligner comprises probable points of damage, performing corrective actions based on the probable points of damage.Type: ApplicationFiled: September 26, 2019Publication date: April 2, 2020Inventors: Yuxiang Wang, Rohit Tanugula, Reza Shirazi Aghjari, Andrew Jang, Chunhua Li, Jun Sato, Luyao Cai, Viktoria Medvinskaya, Arno Kukk, Andrey Cherkas, Anna Akopova, Kangning Su
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Publication number: 20200100873Abstract: 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 the treatment plan. A second number of bite adjustment structures can be formed of a same material as the second shell, extending therefrom and designed to interface with teeth of the second jaw. The second number of bite adjustment structures can have a second shape and location, different than the first shape and location, specific to a second stage of the treatment plan.Type: ApplicationFiled: December 4, 2019Publication date: April 2, 2020Inventors: Rohit Tanugula, John Morton, Chunhua Li, Bastien Pesenti, Jihua Cheng, Jeeyoung Choi
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Publication number: 20200100865Abstract: Embodiments relate to an aligner breakage solution that tests progressive damage to an aligner. A method includes gathering a digital model representing an aligner for a dental arch of a patient, and simulating progressive damage to the aligner. Simulating progressive damage for a region of the aligner comprises simulating, using at least the digital model, a sequence of loads on the aligner, determining an amount of damage to the region of the aligner for each load, and after each simulation of a load on the aligner, updating the digital model based on the amount of damage to the region of the aligner. The method further includes determining whether a damage criterion is satisfied for at least one region of the aligner and determining whether to implement one or more corrective actions for the aligner.Type: ApplicationFiled: September 26, 2019Publication date: April 2, 2020Inventors: Yuxiang Wang, Rohit Tanugula, Reza Shirazi Aghjari, Chunhua Li, Jun Sato, Luyao Cai, Kangning Su
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Publication number: 20200100866Abstract: Embodiments relate to an aligner breakage solution that tests damage to an aligner using machine learning. A method includes processing data from a digital design for an orthodontic aligner by a trained machine learning model and outputting, by the trained machine learning model, a probability that the orthodontic aligner associated with the digital design will be damaged during manufacturing of the orthodontic aligner. The method further includes making a comparison of the probability that the orthodontic aligner associated with the digital design will be damaged during manufacturing of the orthodontic aligner to a probability threshold and determining whether the orthodontic aligner is a high risk orthodontic aligner based on a result of the comparison. Responsive to determining that the orthodontic aligner is a high risk orthodontic aligner, the method includes performing at least one of a) a corrective action or b) selecting a manufacturing flow for high risk orthodontic aligners.Type: ApplicationFiled: September 26, 2019Publication date: April 2, 2020Inventors: Viktoria Medvinskaya, Arno Kukk, Andrey Cherkas, Anna Akopova, Yuxiang Wang, Rohit Tanugula, Reza Shirazi Aghjari, Andrew Jang, Chunhua Li, Jun Sato, Luyao Cai