Patents by Inventor Crystal Tjhia
Crystal Tjhia 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: 20240024155Abstract: Improved systems, methods, and devices for treating sleep apnea are provided herein. In one aspect, an intraoral appliance for treating sleep apnea in a patient comprises an appliance shell comprising a plurality of cavities shaped to receive teeth of a jaw of the patient. The appliance shell can comprise an advancement structure arranged to interact with an opposing jaw of the patient so as to displace the lower jaw anteriorly relative to the upper jaw. The plurality of cavities can comprise cavity geometries shaped to reduce repositioning of one or more received teeth elicited by displacement of the lower jaw anteriorly relative to the upper jaw.Type: ApplicationFiled: October 3, 2023Publication date: January 25, 2024Applicant: ALIGN TECHNOLOGY, INC.Inventors: Bruce CAM, Crystal TJHIA, Chunhua LI, Vadim MATOV, John MORTON
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Publication number: 20230346518Abstract: 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: July 10, 2023Publication date: November 2, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Rohit TANUGULA, Crystal TJHIA, Dennis TE
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Publication number: 20230346520Abstract: 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: July 11, 2023Publication date: November 2, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: 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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Patent number: 11793667Abstract: Improved systems, methods, and devices for treating sleep apnea are provided herein. In one aspect, an intraoral appliance for treating sleep apnea in a patient comprises an appliance shell comprising a plurality of cavities shaped to receive teeth of a jaw of the patient. The appliance shell can comprise an advancement structure arranged to interact with an opposing jaw of the patient so as to displace the lower jaw anteriorly relative to the upper jaw. The plurality of cavities can comprise cavity geometries shaped to reduce repositioning of one or more received teeth elicited by displacement of the lower jaw anteriorly relative to the upper jaw.Type: GrantFiled: June 2, 2022Date of Patent: October 24, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Bruce Cam, Crystal Tjhia, Chunhua Li, Vadim Matov, John Morton
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Patent number: 11793608Abstract: 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: GrantFiled: November 12, 2021Date of Patent: October 24, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: 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: 20230301752Abstract: A method for use in additively manufacturing an orthodontic aligner may include receiving a digital model of an aligner, processing the digital model of the aligner to modify the digital model based on predicted deviations during fabrication to generate a first updated digital model of the aligner, determining that whether the predicted deviations of a physical aligner additively manufactured based on the first updated digital model of the aligner are acceptable, and outputting the first updated digital model of the aligner for fabrication of the physical aligner by additive manufacture of the physical aligner.Type: ApplicationFiled: March 23, 2023Publication date: September 28, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Yuxiang WANG, Yaser SHANJANI, Zhou (Jonelle) YU, Crystal TJHIA, Kangning SU, Manlio Fabio VALDIVIESO CASIQUE, Luyao CAI, Jun SATO, Viswanath MEENAKSHISUNDARAM, Siyi LIU, Pavel POKOTILOV, John DEWS-FLICK, Sudharshan ANANDAN
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Patent number: 11744676Abstract: 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: January 15, 2021Date of Patent: September 5, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Rohit Tanugula, Crystal Tjhia, Dennis Te
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Patent number: 11737857Abstract: 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: GrantFiled: October 31, 2018Date of Patent: August 29, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: 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: 20230263599Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include identifying a misaligned jaw of a patient from a virtual image of the patient’s jaw, providing a treatment plan for the patient including a virtual model of a dental appliance having a first shell and a second shell configured to reposition at least one tooth of the parent, and adjusting the position of the repositioning jaw elements on the first shell and the second shell to comply with a number of constraints.Type: ApplicationFiled: March 9, 2023Publication date: August 24, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Ken WU, Eric E. KUO, Mitra DERAKHSHAN, Crystal TJHIA, Eric YAU, Allen R. BORONKAY, Chunhua LI, Gleb KRIVOVYAZ
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Publication number: 20230240810Abstract: The present disclosure provides methods, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include moving at least one tooth with a dental appliance having a first shell configured to receive a plurality of teeth of a patient's upper dentition and separating an upper dentition of a patient from a lower dentition of the patient utilizing the dental appliance. The dental appliance may interface a first surface of a first repositioning jaw element of the first shell with a second surface of a second repositioning jaw element of a second shell of the dental appliance. The dental appliance separates occlusal surfaces of the plurality of teeth of the patient's upper dentition from occlusal surfaces of the plurality of teeth of the patient's lower dentition as the patient moves to a fully engaged sagittal jaw position.Type: ApplicationFiled: April 7, 2023Publication date: August 3, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Ken WU, Eric E. KUO, Mitra DERAKHSHAN, Crystal TJHIA, Eric YAU, Allen R. BORONKAY, Chunhua LI
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Patent number: 11660167Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include identifying a misaligned jaw of a patient from a virtual image of the patient's jaw, and providing a treatment plan for the patient including a virtual model of a dental appliance having a first shell and a second shell configured to reposition at least one tooth of the patient. The virtual model of the dental appliance including repositioning jaw elements on the first shell and the second shell configured to move a position of the misaligned jaw of the patient.Type: GrantFiled: November 14, 2017Date of Patent: May 30, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Ken Wu, Eric E. Kuo, Mitra Derakhshan, Crystal Tjhia, Eric Yau, Allen R. Boronkay, Chunhua Li
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Publication number: 20230131801Abstract: A series of appliances including a first appliance and a second appliance. The first appliance can be configured to receive at least one tooth of a first jaw and have a first number of bite adjustment structures extending from the lingual surface of the first appliance. The first number of bite adjustment structures can have a first shape and location specific to a first stage of the treatment plan. The second appliance can be configured to receive at least one tooth of the second jaw, have a second number of bite adjustment structures extending from the second appliance and be designed to make contact with the first number of bite adjustment structures.Type: ApplicationFiled: December 23, 2022Publication date: April 27, 2023Inventors: Huizhong LI, Crystal TJHIA, Eric YAU, Rohit TANUGULA, Jun SATO
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Patent number: 11633261Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include identifying a misaligned jaw of a patient from a virtual image of the patient's jaw, providing a treatment plan for the patient including a virtual model of a dental appliance having a first shell and a second shell configured to reposition at least one tooth of the patient, and adjusting the position of the repositioning jaw elements on the first shell and the second shell to comply with a number of constraints. The virtual model of the dental appliance including repositioning jaw elements on the first shell and the second shell configured to move a position of the misaligned jaw of the patient.Type: GrantFiled: January 17, 2020Date of Patent: April 25, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Ken Wu, Eric E. Kuo, Mitra Derakhshan, Crystal Tjhia, Eric Yau, Allen R. Boronkay, Chunhua Li, Gleb Krivovyaz
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Patent number: 11534268Abstract: A series of appliances including a first appliance and a second appliance. The first appliance can be configured to receive at least one tooth of a first jaw and have a first number of bite adjustment structures extending from the lingual surface of the first appliance. The first number of bite adjustment structures can have a first shape and location specific to a first stage of the treatment plan. The second appliance can be configured to receive at least one tooth of the second jaw, have a second number of bite adjustment structures extending from the second appliance and be designed to make contact with the first number of bite adjustment structures.Type: GrantFiled: October 25, 2018Date of Patent: December 27, 2022Assignee: Align Technology, Inc.Inventors: Huizhong Li, Crystal Tjhia, Eric Yau, Rohit Tanugula, Jun Sato
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Publication number: 20220287870Abstract: Improved systems, methods, and devices for treating sleep apnea are provided herein. In one aspect, an intraoral appliance for treating sleep apnea in a patient comprises an appliance shell comprising a plurality of cavities shaped to receive teeth of a jaw of the patient. The appliance shell can comprise an advancement structure arranged to interact with an opposing jaw of the patient so as to displace the lower jaw anteriorly relative to the upper jaw. The plurality of cavities can comprise cavity geometries shaped to reduce repositioning of one or more received teeth elicited by displacement of the lower jaw anteriorly relative to the upper jaw.Type: ApplicationFiled: June 2, 2022Publication date: September 15, 2022Applicant: ALIGN TECHNOLOGY, INC.Inventors: Bruce CAM, Crystal TJHIA, Chunhua LI, Vadim MATOV, John MORTON
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Patent number: 11376153Abstract: Improved systems, methods, and devices for treating sleep apnea are provided herein. In one aspect, an intraoral appliance for treating sleep apnea in a patient comprises an appliance shell comprising a plurality of cavities shaped to receive teeth of a jaw of the patient. The appliance shell can comprise an advancement structure arranged to interact with an opposing jaw of the patient so as to displace the lower jaw anteriorly relative to the upper jaw. The plurality of cavities can comprise cavity geometries shaped to reduce repositioning of one or more received teeth elicited by displacement of the lower jaw anteriorly relative to the upper jaw.Type: GrantFiled: January 23, 2020Date of Patent: July 5, 2022Assignee: ALIGN TECHNOLOGY, INC.Inventors: Bruce Cam, Crystal Tjhia, Chunhua Li, Vadim Matov, John Morton
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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: 20210259812Abstract: A dental attachment placement device comprises a plurality of registration elements shaped for placement on a plurality of teeth and one or more flexible arms for biasing the registration element to a tooth. A first a first flexible arm may extend from a registration element on a lingual side. The first flexible arm may have a connected end and a distal end. The distal end may be configured to extend at least part way over the tooth and apply a lingual force to bias the registration element against the tooth.Type: ApplicationFiled: February 25, 2021Publication date: August 26, 2021Applicant: ALIGN TECHNOLOGY, INC.Inventors: Siobhan O'LEARY, Peter WEBBER, Jun SATO, Crystal TJHIA, Jessica H. SCHILTZ, Jeremy RILEY, Ken WU, Kangning SU, Yuxiang WANG, Zhaonan SUN, Andrei SOLDATOV
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Publication number: 20210259809Abstract: A dental attachment placement device comprises a plurality of articulated registration elements shaped for placement on a plurality of teeth, which can facilitate placement, accommodate tooth movement, and improve alignment of the registration elements with the teeth, so as to accurately position an attachment for placement. The plurality of registration elements may comprise one or more attachment supports and one or more retention supports extending from the plurality of registration elements. A dental attachment can be removably coupled to the attachment support. The plurality of registration elements and attachment supports may be located on opposing sides of one or more teeth in order to maintain placement prior to adhering the attachment to the tooth. In some embodiments, each of the plurality of registration elements comprises a tooth registration surface shaped to engage the tooth with a specific position and orientation for accurate positioning of the attachment.Type: ApplicationFiled: February 24, 2021Publication date: August 26, 2021Applicant: ALIGN TECHNOLOGY, INC.Inventors: Siobhan O'LEARY, Peter WEBBER, Jun SATO, Crystal TJHIA, Jessica H. SCHILTZ, Jeremy RILEY, Ken WU, Kangning SU, Yuxiang WANG, Zhaonan SUN, Andrei SOLDATOV
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Publication number: 20210259810Abstract: A dental attachment placement device comprises a plurality of articulated registration elements shaped for placement on a plurality of teeth, which can facilitate placement, accommodate tooth movement, and improve alignment of the registration elements with the teeth, so as to accurately position an attachment for placement. An orthodontic device may include a plurally of registration element. A plurality of first flexible arms may extend from each registration element on a lingual side. The first flexible arm may have a connected end and a distal end. The distal end may be configured to extend at least part way over the tooth and apply a lingual force to bias the registration element against the tooth. A plurality of attachment supports may each be located on a buccal side of the plurally of registration elements and include an attachment frame that is releasably coupled to an attachment.Type: ApplicationFiled: February 25, 2021Publication date: August 26, 2021Applicant: ALIGN TECHNOLOGY, INC.Inventors: Siobhan O'LEARY, Peter WEBBER, Jun SATO, Crystal TJHIA, Jessica H. SCHILTZ, Jeremy RILEY, Ken WU, Kangning SU, Yuxiang WANG, Zhaonan SUN, Andrei SOLDATOV