Patents by Inventor Michael Barnum

Michael Barnum 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).

  • Screw implants for bone fusion
    Patent number: 10335216
    Abstract: Systems, apparatuses and methods for bone fusion are disclosed. In particular, a fixation screw assembly is provided that comprises a bone engagement portion including a shaft and a head member. The assembly also includes a flexible washer member that can be operably attached and secured around the head member of the bone engagement portion. The washer member is polyaxial relative to the bone engagement portion, such that it can assume a variety of angles. The washer member can help prevent back out of the bone engagement portion when the bone engagement portion is implanted into a bone member. The design of the fixation screw assembly can be used in different fusion procedures, including fusion of the sacroiliac joint.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: July 2, 2019
    Assignee: Globus Medical, Inc.
    Inventors: Liana Mari, Michael Barnum, Khiem Pham
  • SCREW IMPLANTS FOR BONE FUSION
    Publication number: 20180042652
    Abstract: Systems, apparatuses and methods for bone fusion are disclosed. In particular, a fixation screw assembly is provided that comprises a bone engagement portion including a shaft and a head member. The assembly also includes a flexible washer member that can be operably attached and secured around the head member of the bone engagement portion. The washer member is polyaxial relative to the bone engagement portion, such that it can assume a variety of angles. The washer member can help prevent back out of the bone engagement portion when the bone engagement portion is implanted into a bone member. The design of the fixation screw assembly can be used in different fusion procedures, including fusion of the sacroiliac joint.
    Type: Application
    Filed: October 27, 2017
    Publication date: February 15, 2018
    Inventors: Liana Mari, Michael Barnum, Khiem Pham
  • Screw Implants For Bone Fusion
    Publication number: 20150157377
    Abstract: Systems, apparatuses and methods for bone fusion are disclosed. In particular, a fixation screw assembly is provided that comprises a bone engagement portion including a shaft and a head member. The assembly also includes a flexible washer member that can be operably attached and secured around the head member of the bone engagement portion. The washer member is polyaxial relative to the bone engagement portion, such that it can assume a variety of angles. The washer member can help prevent back out of the bone engagement portion when the bone engagement portion is implanted into a bone member. The design of the fixation screw assembly can be used in different fusion procedures, including fusion of the sacroiliac joint.
    Type: Application
    Filed: December 8, 2014
    Publication date: June 11, 2015
    Inventors: Khiem Pham, Michael Barnum
  • Screw Implants For Bone Fusion
    Publication number: 20130018427
    Abstract: Systems, apparatuses and methods for bone fusion are disclosed. In particular, a fixation screw assembly is provided that comprises a bone engagement portion including a shaft and a head member. The assembly also includes a flexible washer member that can be operably attached and secured around the head member of the bone engagement portion. The washer member is polyaxial relative to the bone engagement portion, such that it can assume a variety of angles. The washer member can help prevent back out of the bone engagement portion when the bone engagement portion is implanted into a bone member. The design of the fixation screw assembly can be used in different fusion procedures, including fusion of the sacroiliac joint.
    Type: Application
    Filed: July 15, 2011
    Publication date: January 17, 2013
    Inventors: Khiem Pham, Michael Barnum