Patents by Inventor Xiaoyue GU
Xiaoyue GU 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: 11935159Abstract: The disclosure relates to a system and method for medical imaging. The method may include: move, by a motion controller, a phantom along an axis of a scanner to a plurality of phantom positions; acquire, by a scanner of the imaging device, a first set of PET data relating to the phantom at the plurality of phantom positions; and store the first set of PET data as an electrical file. The length of an axis of the phantom may be shorter than the length of an axis of the scanner, and at least one of the plurality of phantom positions may be inside a bore of the scanner.Type: GrantFiled: January 30, 2023Date of Patent: March 19, 2024Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping Liu, Xiaoyue Gu, Youjun Sun
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Publication number: 20230394719Abstract: The disclosure relates to a system and method for correcting PET image data. PET image data of a first part of a subject may be obtained. CT image data of a second part of the subject may be obtained. The first part may include the second part. PET voxel data of the first part may be obtained based on the PET image data of the first part. A relationship between the CT image data and PET voxel data of the second part may be determined. CT image data of a third part of the subject may be determined based on the relationship and PET voxel data of the third part. The first part may include the third part. An attenuation map may be determined based on the CT image data of the second part and the third part. The PET image data of the first part may be corrected based on the attenuation map.Type: ApplicationFiled: August 14, 2023Publication date: December 7, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xiaoyue GU, Tianyi XU, Youjun SUN, Weiping LIU
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Publication number: 20230334664Abstract: The present disclosure provides systems and methods for image generation. The methods may include obtaining a first medical image and a second medical image of a target subject. The first medical image may be generated based on first scan data collected using a first imaging modality, and the second medical image may be generated based on second scan data collected using a second imaging modality. The methods may include generating a pseudo-second medical image by transforming the first medical image. The pseudo-second medical image may be a simulated image corresponding to the second imaging modality. The methods may further include determining registration information between the first medical image and the second medical image based on the second medical image and the pseudo-second medical image.Type: ApplicationFiled: April 18, 2023Publication date: October 19, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Yihuan LU, Chao WANG, Xiaoyue GU, Xiaochun XU, Yun DONG
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Patent number: 11786187Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.Type: GrantFiled: July 11, 2022Date of Patent: October 17, 2023Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xiaoyue Gu, Shitao Liu, Weiping Liu, Yixing Sun
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Publication number: 20230293132Abstract: The present disclosure relates to a method and system for reducing radiation dose in image acquisition. The method may include obtaining first image data of a subject related to a first scan of the subject. The first scan may be of a first type of scan. The method may include reconstructing a first image of the subject based on the first image data and generating a dose plan of a second scan based on the first image. The second scan may be of a second type of scan. The method may also include obtaining second image data of the subject related to the second scan of the subject. The second scan may be performed according to the dose plan.Type: ApplicationFiled: May 22, 2023Publication date: September 21, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping LIU, Xiaoyue GU, Shitao LIU
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Patent number: 11727610Abstract: The disclosure relates to a system and method for correcting PET image data. PET image data of a first part of a subject may be obtained. CT image data of a second part of the subject may be obtained. The first part may include the second part. PET voxel data of the first part may be obtained based on the PET image data of the first part. A relationship between the CT image data and PET voxel data of the second part may be determined. CT image data of a third part of the subject may be determined based on the relationship and PET voxel data of the third part. The first part may include the third part. An attenuation map may be determined based on the CT image data of the second part and the third part. The PET image data of the first part may be corrected based on the attenuation map.Type: GrantFiled: January 26, 2021Date of Patent: August 15, 2023Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xiaoyue Gu, Tianyi Xu, Youjun Sun, Weiping Liu
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Publication number: 20230196573Abstract: The present disclosure relates to an image scanning method and system for a medical device. The method may include determining a target position of a scanned object in a scanning region of the medical device; moving the scanned object to the target position. The method may include controlling the medical device to perform a scanning on the scanned object to obtain a scanned image of the scanned object. The method may include determining at least one abnormal point in the scanned image and recommending a scanning protocol based on the at least one abnormal point. The method may further include controlling the medical device to perform a scanning on the scanned object based on the scanning protocol.Type: ApplicationFiled: January 13, 2023Publication date: June 22, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Tianyi XU, Xiaoyue GU, Shengguo JIA, Jinlong LI
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Publication number: 20230169703Abstract: The disclosure relates to a system and method for medical imaging. The method may include: move, by a motion controller, a phantom along an axis of a scanner to a plurality of phantom positions; acquire, by a scanner of the imaging device, a first set of PET data relating to the phantom at the plurality of phantom positions; and store the first set of PET data as an electrical file. The length of an axis of the phantom may be shorter than the length of an axis of the scanner, and at least one of the plurality of phantom positions may be inside a bore of the scanner.Type: ApplicationFiled: January 30, 2023Publication date: June 1, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping LIU, Xiaoyue GU, Youjun SUN
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Patent number: 11653890Abstract: The present disclosure relates to a method and system for reducing radiation dose in image acquisition. The method may include obtaining first image data of a subject related to a first scan of the subject. The first scan may be of a first type of scan. The method may include reconstructing a first image of the subject based on the first image data and generating a dose plan of a second scan based on the first image. The second scan may be of a second type of scan. The method may also include obtaining second image data of the subject related to the second scan of the subject. The second scan may be performed according to the dose plan.Type: GrantFiled: February 25, 2021Date of Patent: May 23, 2023Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping Liu, Xiaoyue Gu, Shitao Liu
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Patent number: 11568583Abstract: The disclosure relates to a system and method for medical imaging. The method may include: move, by a motion controller, a phantom along an axis of a scanner to a plurality of phantom positions; acquire, by a scanner of the imaging device, a first set of PET data relating to the phantom at the plurality of phantom positions; and store the first set of PET data as an electrical file. The length of an axis of the phantom may be shorter than the length of an axis of the scanner, and at least one of the plurality of phantom positions may be inside a bore of the scanner.Type: GrantFiled: January 25, 2021Date of Patent: January 31, 2023Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping Liu, Xiaoyue Gu, Youjun Sun
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Publication number: 20220346731Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.Type: ApplicationFiled: July 11, 2022Publication date: November 3, 2022Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xiaoyue GU, Shitao LIU, Weiping LIU, Yixing SUN
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Patent number: 11382575Abstract: The disclosure relates to a system and method for reconstructing a PET image. The method may include: obtaining PET data relating to an object collected by a plurality of detector units; determining functional status of the plurality of detector units; generating reconstruction data based on the functional status of the respective detector units and the PET data; and reconstructing a PET image based on the reconstruction data.Type: GrantFiled: September 14, 2020Date of Patent: July 12, 2022Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xiaoyue Gu, Shitao Liu, Weiping Liu, Yixing Sun
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Publication number: 20210259651Abstract: The present disclosure relates to a system for imaging. The system may include a supporting assembly and a detector assembly. The supporting assembly may include a detection region to accommodate a subject. The detector assembly may surround the detection region. The detector assembly may be configured to detect radiation rays emitted from the subject located within the detection region. The detector assembly may include a plurality of detector rings. Each detector ring may include a scintillator array and a plurality of photosensors. The plurality of detector rings may be arranged on the supporting assembly in an axial direction of the supporting assembly to form an axial field of view (FOV) having a length no less than 0.75 meters.Type: ApplicationFiled: May 13, 2021Publication date: August 26, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping LIU, Xiaoyue GU, Jianqiao CHEN, Hongdi LI
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Publication number: 20210196224Abstract: The present disclosure relates to a method and system for reducing radiation dose in image acquisition. The method may include obtaining first image data of a subject related to a first scan of the subject. The first scan may be of a first type of scan. The method may include reconstructing a first image of the subject based on the first image data and generating a dose plan of a second scan based on the first image. The second scan may be of a second type of scan. The method may also include obtaining second image data of the subject related to the second scan of the subject. The second scan may be performed according to the dose plan.Type: ApplicationFiled: February 25, 2021Publication date: July 1, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping LIU, Xiaoyue GU, Shitao LIU
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Publication number: 20210150785Abstract: The disclosure relates to a system and method for correcting PET image data. PET image data of a first part of a subject may be obtained. CT image data of a second part of the subject may be obtained. The first part may include the second part. PET voxel data of the first part may be obtained based on the PET image data of the first part. A relationship between the CT image data and PET voxel data of the second part may be determined. CT image data of a third part of the subject may be determined based on the relationship and PET voxel data of the third part. The first part may include the third part. An attenuation map may be determined based on the CT image data of the second part and the third part. The PET image data of the first part may be corrected based on the attenuation map.Type: ApplicationFiled: January 26, 2021Publication date: May 20, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xiaoyue GU, Tianyi XU, Youjun SUN, Weiping LIU
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Patent number: 11006911Abstract: The present disclosure relates to a system for imaging. The system may include a supporting assembly and a detector assembly. The supporting assembly may include a detection region to accommodate a subject. The detector assembly may surround the detection region. The detector assembly may be configured to detect radiation rays emitted from the subject located within the detection region. The detector assembly may include a plurality of detector rings. Each detector ring may include a scintillator array and a plurality of photosensors. The plurality of detector rings may be arranged on the supporting assembly in an axial direction of the supporting assembly to form an axial field of view (FOV) having a length no less than 0.75 meters.Type: GrantFiled: September 7, 2017Date of Patent: May 18, 2021Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping Liu, Xiaoyue Gu, Jianqiao Chen, Hongdi Li
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Publication number: 20210142534Abstract: The disclosure relates to a system and method for medical imaging. The method may include: move, by a motion controller, a phantom along an axis of a scanner to a plurality of phantom positions; acquire, by a scanner of the imaging device, a first set of PET data relating to the phantom at the plurality of phantom positions; and store the first set of PET data as an electrical file. The length of an axis of the phantom may be shorter than the length of an axis of the scanner, and at least one of the plurality of phantom positions may be inside a bore of the scanner.Type: ApplicationFiled: January 25, 2021Publication date: May 13, 2021Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping LIU, Xiaoyue GU, Youjun SUN
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Patent number: 10932745Abstract: The present disclosure relates to a method and system for reducing radiation dose in image acquisition. The method may include obtaining first image data of a subject related to a first scan of the subject. The first scan may be of a first type of scan. The method may include reconstructing a first image of the subject based on the first image data and generating a dose plan of a second scan based on the first image. The second scan may be of a second type of scan. The method may also include obtaining second image data of the subject related to the second scan of the subject. The second scan may be performed according to the dose plan.Type: GrantFiled: December 29, 2018Date of Patent: March 2, 2021Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTDInventors: Weiping Liu, Xiaoyue Gu, Shitao Liu
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Patent number: 10909731Abstract: The disclosure relates to a system and method for correcting PET image data. PET image data of a first part of a subject may be obtained. CT image data of a second part of the subject may be obtained. The first part may include the second part. PET voxel data of the first part may be obtained based on the PET image data of the first part. A relationship between the CT image data and PET voxel data of the second part may be determined. CT image data of a third part of the subject may be determined based on the relationship and PET voxel data of the third part. The first part may include the third part. An attenuation map may be determined based on the CT image data of the second part and the third part. The PET image data of the first part may be corrected based on the attenuation map.Type: GrantFiled: April 12, 2018Date of Patent: February 2, 2021Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Xiaoyue Gu, Tianyi Xu, Youjun Sun, Weiping Liu
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Patent number: 10902646Abstract: The disclosure relates to a system and method for medical imaging. The method may include: move, by a motion controller, a phantom along an axis of a scanner to a plurality of phantom positions; acquire, by a scanner of the imaging device, a first set of PET data relating to the phantom at the plurality of phantom positions; and store the first set of PET data as an electrical file. The length of an axis of the phantom may be shorter than the length of an axis of the scanner, and at least one of the plurality of phantom positions may be inside a bore of the scanner.Type: GrantFiled: December 31, 2018Date of Patent: January 26, 2021Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Weiping Liu, Xiaoyue Gu, Youjun Sun