Patents by Inventor Tuoyu Cao
Tuoyu Cao 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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Patent number: 11925419Abstract: The present disclosure is related to systems and methods for position determination. The method includes obtaining, via a plurality of sensors, real-time target magnetic field information of a target subject. The plurality of sensors may be configured on the target subject. The target subject may be located in a reference magnetic field in a medical system. The method includes determining real-time target position information of the target subject based on the real-time target magnetic field information of the target subject and magnetic field distribution information of the reference magnetic field in the medical system.Type: GrantFiled: October 28, 2021Date of Patent: March 12, 2024Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xinyue Zhang, Tuoyu Cao
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Patent number: 11915425Abstract: A method include obtaining at least one first PET image of a subject acquired by a PET scanner and at least one first MR image of the subject acquired by an MR scanner. The method may also include obtaining a target neural network model. The target neural network model may provide a mapping relationship between PET images, MR images, and corresponding attenuation correction data, and output attenuation correction data associated with a specific PET image of the PET images. The method may further include generating first attenuation correction data corresponding to the subject using the target neural network model based on the at least one first PET image and the at least one first MR image of the subject, and determining a target PET image of the subject based on the first attenuation correction data corresponding to the subject.Type: GrantFiled: March 10, 2021Date of Patent: February 27, 2024Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Lingzhi Hu, Tuoyu Cao, Gang Yang, Yang Lyu
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Patent number: 11826178Abstract: The present disclosure is related to systems and methods for motion detection. The method includes obtaining, via at least one detection device, detection data of a subject located in a field of view (FOV) of a medical device. The method also includes determining motion data of the subject based on the detection data.Type: GrantFiled: December 29, 2020Date of Patent: November 28, 2023Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xinyuan Xia, Lingzhi Hu, Yiran Li, Shuangyue Zhang, Tuoyu Cao
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Publication number: 20230363722Abstract: A method for controlling a medical device may be provided. The method may include obtaining, via one or more cameras, first data regarding a first motion of a subject in an examination space of the medical device. The method may include obtaining, via one or more radars, second data regarding a second motion of the subject. The method may further include generating, based on the first data and the second data, a control signal for controlling the medical device to scan at least a part of the subject.Type: ApplicationFiled: July 24, 2023Publication date: November 16, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Lingzhi HU, Xinyuan XIA, Jiaxu ZHENG, Yuhang SHI, Tuoyu CAO, Hui LIU
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Patent number: 11707235Abstract: A method for controlling a medical device may be provided. The method may include obtaining, via one or more cameras, first data regarding a first motion of a subject in an examination space of the medical device. The method may include obtaining, via one or more radars, second data regarding a second motion of the subject. The method may further include generating, based on the first data and the second data, a control signal for controlling the medical device to scan at least a part of the subject.Type: GrantFiled: June 28, 2019Date of Patent: July 25, 2023Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Lingzhi Hu, Xinyuan Xia, Jiaxu Zheng, Yuhang Shi, Tuoyu Cao, Hui Liu
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Publication number: 20230172557Abstract: The present disclosure provides a system and method for motion field generation and image correction. The method may include obtaining a plurality of first sets of magnetic resonance (MR) image data of an object generated based on a plurality of first sets of imaging sequences. The method may include obtaining a motion curve of the object. The method may include obtaining position emission tomography (PET) image data of the object generated in a scanning time period. The method may include generating one or more target motion fields corresponding to the scanning time period based on the plurality of first sets of MR image data and the motion curve. The method may include generating one or more corrected PET images by correcting, based on the one or more target motion fields, the PET image data.Type: ApplicationFiled: January 30, 2023Publication date: June 8, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Shuangyue ZHANG, Tuoyu CAO, Hui LIU
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Publication number: 20230076542Abstract: The present disclosure provides a noise reduction device. The noise reduction device may include a noise receiving component, a noise reduction component, a processing component, and a housing. The noise receiving component may be configured to receive acoustic noise information of a scanning environment where a medical device is located. The processing component may be configured to control the noise reduction component to generate sound information matching the acoustic noise information received by the noise receiving component. The housing may be configured to support the noise receiving component and the noise reduction component.Type: ApplicationFiled: September 8, 2022Publication date: March 9, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Rong ZHONG, Xiangming HOU, Wentao WU, Xinyue ZHANG, Shuangyue ZHANG, Tuoyu CAO, Lingzhi HU, Guobin LI, Weidong WANG, Junyu CHEN
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Patent number: 11564631Abstract: The present disclosure provides a system and method for motion field generation and image correction. The method may include obtaining a plurality of first sets of magnetic resonance (MR) image data of an object generated based on a plurality of first sets of imaging sequences. The method may include obtaining a motion curve of the object. The method may include obtaining position emission tomography (PET) image data of the object generated in a scanning time period. The method may include generating one or more target motion fields corresponding to the scanning time period based on the plurality of first sets of MR image data and the motion curve. The method may include generating one or more corrected PET images by correcting, based on the one or more target motion fields, the PET image data.Type: GrantFiled: May 9, 2020Date of Patent: January 31, 2023Assignees: SHANGHAI UNITED IMAGING, HEALTHCARE CO., LTD.Inventors: Shuangyue Zhang, Tuoyu Cao, Hui Liu
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Publication number: 20220202499Abstract: The present disclosure is related to systems and methods for position determination. The method includes obtaining, via a plurality of sensors, real-time target magnetic field information of a target subject. The plurality of sensors may be configured on the target subject. The target subject may be located in a reference magnetic field in a medical system. The method includes determining real-time target position information of the target subject based on the real-time target magnetic field information of the target subject and magnetic field distribution information of the reference magnetic field in the medical system.Type: ApplicationFiled: October 28, 2021Publication date: June 30, 2022Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xinyue ZHANG, Tuoyu CAO
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Patent number: 11353605Abstract: A housing for shielding a sensor from a radiofrequency field and an imaging system including the same are provided in the present disclosure. The imaging system may include a magnetic resonance imaging (MRI) device. The housing may include a plurality of walls forming at least a part of a cavity for accommodating a sensor of the imaging system. At least one of the plurality of walls may include a substrate and a multi-layered structure disposed on the substrate. The multi-layered structure may include a plurality of metallic layers. At least one pair of adjacent layers of the plurality of metallic layers may include slits. The slits of the at least one pair of adjacent layers may be staggered.Type: GrantFiled: December 24, 2020Date of Patent: June 7, 2022Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Jiaxu Zheng, Lingzhi Hu, Tuoyu Cao, Tianyi Zeng
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Patent number: 11232558Abstract: The present disclosure provides a system and method for image generation. The method may include obtaining a first image of a first modality including a complete representation of a subject, obtaining a second image of a second modality including a partial representation of the subject, obtaining a trained machine learning model, generating an synthesized second image including a complete representation of the subject using the trained machine learning model based on the first image and the second image.Type: GrantFiled: September 12, 2019Date of Patent: January 25, 2022Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Hui Liu, Tuoyu Cao, Yuhang Shi
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Publication number: 20210393215Abstract: The present disclosure is related to systems and methods for motion detection. The method includes obtaining, via at least one detection device, detection data of a subject located in a field of view (FOV) of a medical device. The method also includes determining motion data of the subject based on the detection data.Type: ApplicationFiled: December 29, 2020Publication date: December 23, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xinyuan XIA, Lingzhi HU, Yiran LI, Shuangyue ZHANG, Tuoyu CAO
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Publication number: 20210217174Abstract: A method include obtaining at least one first PET image of a subject acquired by a PET scanner and at least one first MR image of the subject acquired by an MR scanner. The method may also include obtaining a target neural network model. The target neural network model may provide a mapping relationship between PET images, MR images, and corresponding attenuation correction data, and output attenuation correction data associated with a specific PET image of the PET images. The method may further include generating first attenuation correction data corresponding to the subject using the target neural network model based on the at least one first PET image and the at least one first MR image of the subject, and determining a target PET image of the subject based on the first attenuation correction data corresponding to the subject.Type: ApplicationFiled: March 10, 2021Publication date: July 15, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Lingzhi HU, Tuoyu CAO, Gang YANG, Yang LYU
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HOUSING FOR SHIELDING A SENSOR FROM A RADIOFREQUENCY FIELD AND AN IMAIGING SYSTEM INCLUDING THE SAME
Publication number: 20210116589Abstract: A housing for shielding a sensor from a radiofrequency field and an imaging system including the same are provided in the present disclosure. The imaging system may include a magnetic resonance imaging (MRI) device. The housing may include a plurality of walls forming at least a part of a cavity for accommodating a sensor of the imaging system. At least one of the plurality of walls may include a substrate and a multi-layered structure disposed on the substrate. The multi-layered structure may include a plurality of metallic layers. At least one pair of adjacent layers of the plurality of metallic layers may include slits. The slits of the at least one pair of adjacent layers may be staggered.Type: ApplicationFiled: December 24, 2020Publication date: April 22, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Jiaxu ZHENG, Lingzhi HU, Tuoyu CAO, Tianyi ZENG -
Patent number: 10949971Abstract: A method include obtaining at least one first PET image of a subject acquired by a PET scanner and at least one first MR image of the subject acquired by an MR scanner. The method may also include obtaining a target neural network model. The target neural network model may provide a mapping relationship between PET images, MR images, and corresponding attenuation correction data, and output attenuation correction data associated with a specific PET image of the PET images. The method may further include generating first attenuation correction data corresponding to the subject using the target neural network model based on the at least one first PET image and the at least one first MR image of the subject, and determining a target PET image of the subject based on the first attenuation correction data corresponding to the subject.Type: GrantFiled: December 28, 2018Date of Patent: March 16, 2021Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Lingzhi Hu, Tuoyu Cao, Gang Yang, Yang Lyu
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Publication number: 20210059609Abstract: The present disclosure provides a system and method for motion field generation and image correction. The method may include obtaining a plurality of first sets of magnetic resonance (MR) image data of an object generated based on a plurality of first sets of imaging sequences. The method may include obtaining a motion curve of the object. The method may include obtaining position emission tomography (PET) image data of the object generated in a scanning time period. The method may include generating one or more target motion fields corresponding to the scanning time period based on the plurality of first sets of MR image data and the motion curve. The method may include generating one or more corrected PET images by correcting, based on the one or more target motion fields, the PET image data.Type: ApplicationFiled: May 9, 2020Publication date: March 4, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Shuangyue ZHANG, Tuoyu CAO, Hui LIU
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Housing for shielding a sensor from a radiofrequency field and an imaiging system including the same
Patent number: 10914850Abstract: A housing for shielding a sensor from a radiofrequency field and an imaging system including the same are provided in the present disclosure. The imaging system may include a magnetic resonance imaging (MRI) device. The housing may include a plurality of walls forming at least a part of a cavity for accommodating a sensor of the imaging system. At least one of the plurality of walls may include a substrate and a multi-layered structure disposed on the substrate. The multi-layered structure may include a plurality of metallic layers. At least one pair of adjacent layers of the plurality of metallic layers may include slits. The slits of the at least one pair of adjacent layers may be staggered.Type: GrantFiled: April 8, 2019Date of Patent: February 9, 2021Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Jiaxu Zheng, Lingzhi Hu, Tuoyu Cao, Tianyi Zeng -
Publication number: 20200352524Abstract: A method for controlling a medical device may be provided. The method may include obtaining, via one or more cameras, first data regarding a first motion of a subject in an examination space of the medical device. The method may include obtaining, via one or more radars, second data regarding a second motion of the subject. The method may further include generating, based on the first data and the second data, a control signal for controlling the medical device to scan at least a part of the subject.Type: ApplicationFiled: June 28, 2019Publication date: November 12, 2020Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Lingzhi HU, Xinyuan XIA, Jiaxu ZHENG, Yuhang SHI, Tuoyu CAO, Hui LIU
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Publication number: 20200327662Abstract: The present disclosure provides a system and method for image generation. The method may include obtaining a first image of a first modality including a complete representation of a subject, obtaining a second image of a second modality including a partial representation of the subject, obtaining a trained machine learning model, generating an synthesized second image including a complete representation of the subject using the trained machine learning model based on the first image and the second image.Type: ApplicationFiled: September 12, 2019Publication date: October 15, 2020Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Hui LIU, Tuoyu CAO, Yuhang SHI
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Publication number: 20200126231Abstract: A method include obtaining at least one first PET image of a subject acquired by a PET scanner and at least one first MR image of the subject acquired by an MR scanner. The method may also include obtaining a target neural network model. The target neural network model may provide a mapping relationship between PET images, MR images, and corresponding attenuation correction data, and output attenuation correction data associated with a specific PET image of the PET images. The method may further include generating first attenuation correction data corresponding to the subject using the target neural network model based on the at least one first PET image and the at least one first MR image of the subject, and determining a target PET image of the subject based on the first attenuation correction data corresponding to the subject.Type: ApplicationFiled: December 28, 2018Publication date: April 23, 2020Inventors: Lingzhi HU, Tuoyu CAO, Gang YANG, Yang LYU