Patents by Inventor Cheng-Yong Yang

Cheng-Yong Yang 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).

  • Patent number: 11123189
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: September 21, 2021
    Assignee: JC MEDICAL, INC.
    Inventors: Ji Zhang, Brandon G. Walsh, Cheng Yong Yang, Jinhua Zhu
  • Publication number: 20210282928
    Abstract: A valve prosthesis and a system for delivering a valve prosthesis are described herein. The system can include a core member and an engagement mechanism for releasably engaging a radially expandable valve anchor of the valve prosthesis along the core member. The engagement mechanism can include a pin assembly slidably coupled to the core member and a nose cone including a lock component slidably coupled along the core member to permit the valve anchor to disengage from the pin assembly.
    Type: Application
    Filed: June 1, 2021
    Publication date: September 16, 2021
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG
  • Patent number: 11090156
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: August 17, 2021
    Assignee: JC MEDICAL, INC.
    Inventors: Ji Zhang, Brandon G. Walsh, Cheng Yong Yang, Jinhua Zhu
  • Patent number: 11083577
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: August 10, 2021
    Assignee: JC MEDICAL, INC.
    Inventors: Ji Zhang, Brandon G. Walsh, Cheng Yong Yang, Jinhua Zhu, Dennis McMahon
  • Patent number: 11020226
    Abstract: A valve prosthesis and a system for delivering a valve prosthesis are described herein. The system can include a core member and an engagement mechanism for releasably engaging a radially expandable valve anchor of the valve prosthesis along the core member. The engagement mechanism can include a pin assembly slidably coupled to the core member and a nose cone including a lock component slidably coupled along the core member to permit the valve anchor to disengage from the pin assembly.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: June 1, 2021
    Assignee: JC Medical, Inc.
    Inventors: Ji Zhang, Brandon G. Walsh, Cheng Yong Yang
  • Patent number: 10456414
    Abstract: This invention relates to combinations of therapeutic molecules useful for treating hepatitis C virus infection. The present invention relates to methods, uses, dosing regimens, and compositions.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: October 29, 2019
    Assignee: Gilead Pharmasset LLC
    Inventors: William E. Delaney, IV, John O. Link, Hongmei Mo, David W. Oldach, Adrian S. Ray, William J. Watkins, Cheng Yong Yang
  • Publication number: 20190209317
    Abstract: A valve prosthesis and a system for delivering a valve prosthesis are described herein. The system can include a core member and an engagement mechanism for releasably engaging a radially expandable valve anchor of the valve prosthesis along the core member. The engagement mechanism can include a pin assembly slidably coupled to the core member and a nose cone including a lock component slidably coupled along the core member to permit the valve anchor to disengage from the pin assembly.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG
  • Publication number: 20190209312
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Ji ZHANG, Brandon G. Walsh, Cheng Yong Yang, Jinhua Zhu
  • Publication number: 20190209318
    Abstract: Methods of assembling and delivering a valve prosthesis and delivery system are disclosed herein. A method can include housing a valve prosthesis in a compacted state within a sheath of a delivery system. The valve prosthesis can include a valve anchor and a support frame coupled to the valve anchor, and the valve anchor can include a plurality of anchoring legs having a plurality of connection apertures. The method can further include slidably coupling a pin assembly around a core member so that the pin assembly is slidable longitudinally along the core member, and inserting a plurality of pins of the pin assembly through the plurality of connection apertures of the valve anchor and a plurality of lock apertures of the delivery system to engage the plurality of anchoring legs of the valve anchor.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG
  • Publication number: 20190209315
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG, Jinhua ZHU, Dennis McMahon
  • Publication number: 20190209316
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG, Jinhua ZHU
  • Publication number: 20190209313
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Applicant: Suzhou Jiecheng Medical Technology Co., Ltd.
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG, Jinhua ZHU
  • Publication number: 20190209311
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG, Jinhua ZHU
  • Publication number: 20190209314
    Abstract: The present disclosure relates to heart valve prostheses, delivery devices, actuation handles, and other improved devices and methods that facilitate delivery of a heart valve prosthesis to a defective native valve structure in a patient, such as the aortic valve.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 11, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG, Jinhua ZHU
  • Publication number: 20190133756
    Abstract: A valve prosthesis and a system for delivering a valve prosthesis are described herein. The valve prosthesis can include a valve anchor having a longitudinal axis and proximal and distal end portions. The valve anchor can include a plurality of U-shaped members and a plurality of anchoring legs, each of the plurality of anchoring legs comprising a connection aperture at a distal end portion thereof and a longitudinal slot extending along a length of the anchoring leg, wherein the plurality of anchoring legs and the plurality of U-shaped members can radially expand in stages to permit a native valve structure to be interposed therebetween for anchoring the valve prosthesis relative to the native valve structure.
    Type: Application
    Filed: January 4, 2019
    Publication date: May 9, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG
  • Publication number: 20190133757
    Abstract: A valve prosthesis and a system for delivering a valve prosthesis are described herein. The system can include a support frame, a valve anchor comprising an anchoring leg and a plurality of U-shaped members, and a suture coupled to the support frame and slidably coupled to the anchoring leg.
    Type: Application
    Filed: January 4, 2019
    Publication date: May 9, 2019
    Inventors: Ji ZHANG, Brandon G. WALSH, Cheng Yong YANG
  • Publication number: 20170189439
    Abstract: This invention relates to combinations of therapeutic molecules useful for treating hepatitis C virus infection. The present invention relates to methods, uses, dosing regimens, and compositions.
    Type: Application
    Filed: January 6, 2017
    Publication date: July 6, 2017
    Inventors: William E. Delaney, IV, John O. Link, Hongmei Mo, David W. Oldach, Adrian S. Ray, William J. Watkins, Cheng Yong Yang
  • Publication number: 20170042961
    Abstract: This invention relates to combinations of therapeutic molecules useful for treating hepatitis C virus infection. The present invention relates to methods, uses, dosing regimens, and compositions.
    Type: Application
    Filed: August 23, 2016
    Publication date: February 16, 2017
    Inventors: William E. Delaney, IV, John O. Link, Hongmei Mo, David W. Oldach, Adrian S. Ray, William J. Watkins, Cheng Yong Yang, Weidong Zhong
  • Publication number: 20160354425
    Abstract: This invention relates to combinations of therapeutic molecules useful for treating hepatitis C virus infection. The present invention relates to methods, uses, dosing regimens, and compositions.
    Type: Application
    Filed: June 13, 2016
    Publication date: December 8, 2016
    Inventors: William E. Delaney, IV, John O. Link, Hongmei Mo, David W. Oldach, Adrian S. Ray, William J. Watkins, Cheng Yong Yang
  • Patent number: 9452154
    Abstract: This invention relates to combinations of therapeutic molecules useful for treating hepatitis C virus infection. The present invention relates to methods, uses, dosing regimens, and compositions.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: September 27, 2016
    Assignee: Gilead Sciences, Inc.
    Inventors: William E. Delaney, IV, John O. Link, Hongmei Mo, David W. Oldach, Adrian S. Ray, William J. Watkins, Cheng Yong Yang, Weidong Zhong