Patents by Inventor Zaihong Chen

Zaihong Chen 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: 12661120
    Abstract: The present disclosure discloses a staple cartridge, a staple cartridge assembly, and an anastomosis device. A feeding groove of a staple cartridge provided in the present disclosure is arranged to extend in the first predetermined direction. Multiple staple slot groups are distributed on both sides of the feeding groove along the slot-width direction of the feeding groove, and the number of staple slot groups on both sides of the feeding groove is different.
    Type: Grant
    Filed: June 12, 2024
    Date of Patent: June 23, 2026
    Assignee: Ningbo Verykind Medical Device Co., Ltd.
    Inventors: Zaihong Chen, Weiguo Fu, Xin Yang
  • Publication number: 20250375202
    Abstract: The present disclosure discloses a staple cartridge, a staple cartridge assembly, and an anastomosis device. A feeding groove of a staple cartridge provided in the present disclosure is arranged to extend in the first predetermined direction. Multiple staple slot groups are distributed on both sides of the feeding groove along the slot-width direction of the feeding groove, and the number of staple slot groups on both sides of the feeding groove is different.
    Type: Application
    Filed: June 12, 2024
    Publication date: December 11, 2025
    Inventors: Zaihong CHEN, Weiguo FU, Xin YANG
  • Patent number: 12285169
    Abstract: The present disclosure relates to the technical field of endoscopic staplers, in particular to an electric endoscopic stapler, including a housing, a driving motor, a linkage mechanism, a rotating mechanism, and an execution joint; the driving motor being disposed of in the housing; the linkage mechanism including a linkage assembly and a connecting rod, the linkage assembly is driven by and connected to an output shaft of the driving motor, the linkage assembly is connected to one end of the connecting rod, and the linkage assembly being used for converting rotating motion of the driving motor into linear motion of the connecting rod; and the rotating mechanism is connected to the other end of the connecting rod, the execution joint being connected to the rotating mechanism, and the rotating mechanism being used for converting the linear motion of the connecting rod into an angular rotation of the execution joint.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: April 29, 2025
    Assignee: Ningbo Verykind Medical Device Co., Ltd.
    Inventors: Zaihong Chen, Songbiao Xue, Weiguo Fu
  • Publication number: 20250072894
    Abstract: The present disclosure relates to the technical field of endoscopic staplers, in particular to an electric endoscopic stapler, including a housing, a driving motor, a linkage mechanism, a rotating mechanism, and an execution joint; the driving motor being disposed of in the housing; the linkage mechanism including a linkage assembly and a connecting rod, the linkage assembly is driven by and connected to an output shaft of the driving motor, the linkage assembly is connected to one end of the connecting rod, and the linkage assembly being used for converting rotating motion of the driving motor into linear motion of the connecting rod; and the rotating mechanism is connected to the other end of the connecting rod, the execution joint being connected to the rotating mechanism, and the rotating mechanism being used for converting the linear motion of the connecting rod into an angular rotation of the execution joint.
    Type: Application
    Filed: July 8, 2022
    Publication date: March 6, 2025
    Inventors: Zaihong CHEN, Songbiao XUE, Weiguo FU
  • Patent number: D607106
    Type: Grant
    Filed: April 17, 2008
    Date of Patent: December 29, 2009
    Inventor: Zaihong Chen
  • Patent number: D609342
    Type: Grant
    Filed: June 14, 2007
    Date of Patent: February 2, 2010
    Inventor: Zaihong Chen
  • Patent number: D1123154
    Type: Grant
    Filed: July 4, 2025
    Date of Patent: April 21, 2026
    Assignee: NINGBO VERYKIND MEDICAL DEVICE CO., LTD.
    Inventors: Zaihong Chen, Weiguo Fu
  • Patent number: D1123155
    Type: Grant
    Filed: July 4, 2025
    Date of Patent: April 21, 2026
    Assignee: NINGBO VERYKIND MEDICAL DEVICE CO., LTD.
    Inventors: Zaihong Chen, Weiguo Fu