Patents by Inventor Zhongjun LIU

Zhongjun LIU 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).

  • Artificial vertebral fixing system
    Patent number: 10856995
    Abstract: Provided is an artificial vertebral fixing system. The artificial vertebral fixing system includes: an artificial vertebral main body, arranged between adjacent human physiological vertebrae; two longitudinal connecting rods, respectively arranged at two sides of spinous processes of the human physiological vertebrae; a transverse connecting screw, connected between the artificial vertebral main body and each of the longitudinal connecting rods; and a connecting portion, connected to the artificial vertebral main body; when the connecting portion is provided with a self-tapping through hole, the transverse connecting screw is formed into thread structure by self-tapping when being screwed to the self-tapping through hole; and when the connecting portion is provided with a threaded hole, the transverse connecting screw is matched with the threaded hole.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: December 8, 2020
    Assignee: BEIJING AK MEDICAL CO., LTD
    Inventors: Zhongjun Liu, Caimei Wang
  • Artificial vertebral fixing system
    Publication number: 20190192306
    Abstract: Provided is an artificial vertebral fixing system. The artificial vertebral fixing system includes: an artificial vertebral main body, arranged between adjacent human physiological vertebrae; two longitudinal connecting rods, respectively arranged at two sides of spinous processes of the human physiological vertebrae; a transverse connecting screw, connected between the artificial vertebral main body and each of the longitudinal connecting rods; and a connecting portion, connected to the artificial vertebral main body; when the connecting portion is provided with a self-tapping through hole, the transverse connecting screw is formed into thread structure by self-tapping when being screwed to the self-tapping through hole; and when the connecting portion is provided with a threaded hole, the transverse connecting screw is matched with the threaded hole.
    Type: Application
    Filed: August 10, 2016
    Publication date: June 27, 2019
    Inventors: Zhongjun LIU, Caimei WANG