Patents by Inventor Jichang Wei

Jichang Wei 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).

  • Vascular stent delivery system and tubing assembly thereof
    Patent number: 11116651
    Abstract: A vascular stent conveying system includes a housing, an outer cannula, a cleaning tube, an inner cannula, and a driving assembly. The outer cannula is located outside the housing and is connected to a first end of the housing. The cleaning tube is connected to a second end of the housing, a first end of the cleaning tube is located in the housing, and a second end of the cleaning tube extends out of the housing. A part of the inner cannula is located in the housing, a first end of the inner cannula extends into the outer cannula, and a second end of the inner cannula extends from the first end of the cleaning tube to a tube chamber of the cleaning tube. A part of the driving assembly is located in the housing, and operably engaged with a part of the inner cannula located in the housing.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: September 14, 2021
    Assignee: SUZHOU INNOMED MEDICAL DEVICE CO., LTD
    Inventors: Guanhua Xue, Pengchong Qiu, Jichang Wei, Hui Li
  • VASCULAR STENT DELIVERY SYSTEM AND TUBING ASSEMBLY THEREOF
    Publication number: 20190125563
    Abstract: A vascular stent conveying system includes a housing, an outer cannula, a cleaning tube, an inner cannula, and a driving assembly. The outer cannula is located outside the housing and is connected to a first end of the housing. The cleaning tube is connected to a second end of the housing, a first end of the cleaning tube is located in the housing, and a second end of the cleaning tube extends out of the housing. A part of the inner cannula is located in the housing, a first end of the inner cannula extends into the outer cannula, and a second end of the inner cannula extends from the first end of the cleaning tube to a tube chamber of the cleaning tube. A part of the driving assembly is located in the housing, and operably engaged with a part of the inner cannula located in the housing.
    Type: Application
    Filed: April 12, 2017
    Publication date: May 2, 2019
    Applicant: SUZHOU INNOMED MEDICAL DEVICE CO., LTD
    Inventors: GUANHUA XUE, Pengchong QIU, Jichang WEI, Hui LI
  • Membrane Puncturing Device For Endovascular Surgery
    Publication number: 20170367728
    Abstract: Described herein are membrane puncturing devices used for endovascular surgery.
    Type: Application
    Filed: October 27, 2016
    Publication date: December 28, 2017
    Inventors: Lefeng Qu, Jun Bai, Ming He, Xiaoyan Gong, Jichang Wei