Patents by Inventor Baojun Han

Baojun Han 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 cervical vertebrae composite joint
    Patent number: 8613770
    Abstract: An artificial cervical vertebrae composite joint is composed of two upper and lower fixing members disposed vertically symmetrically, a cervical vertebrae body member, and two connection members, the cervical vertebrae body member being connected between the fixing members through the connection members. The fixing members each have an L shape and comprise a front wing part and a base part. A locking screw hole is formed in the front wing part, and a skidproof groove provided with an inverted tooth and a protrusion is disposed on a middle portion of the base part. A bone grafting hole is transversely disposed through a middle portion of the cervical vertebrae body member, and two cavities are disposed on both upper and lower sides of the cervical vertebrae body member at an axial center of the cervical vertebrae body member to mount the connection members.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: December 24, 2013
    Inventors: Wei Lei, Baojun Han, Zixiang Wu, Da Liu, Yabo Yan, Jiangjun Zhou, Xiong Zhao, Suochao Fu
  • ARTIFICIAL CERVICAL VERTEBRAE COMPOSITE JOINT
    Publication number: 20120197400
    Abstract: An artificial cervical vertebrae composite joint is composed of two upper and lower fixing members disposed vertically symmetrically, a cervical vertebrae body member, and two connection members, the cervical vertebrae body member being connected between the fixing members through the connection members. The fixing members each have an L shape and comprise a front wing part and a base part. A locking screw hole is formed in the front wing part, and a skidproof groove provided with an inverted tooth and a protrusion is disposed on a middle portion of the base part. A bone grafting hole is transversely disposed through a middle portion of the cervical vertebrae body member, and two cavities are disposed on both upper and lower sides of the cervical vertebrae body member at an axial center of the cervical vertebrae body member to mount the connection members.
    Type: Application
    Filed: July 19, 2010
    Publication date: August 2, 2012
    Inventors: Wei Lei, Baojun Han, Zixiang Wu, Da Liu, Yabo Yan, Jiangjun Zhou, Xiong Zhao, Suochao Fu