Patents by Inventor Dan S. Cohen

Dan S. Cohen 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: 8162952
    Abstract: An instrument for multi-level percutaneous spinal procedures. The instrument can include a curved rack having length adapted for at least substantially spanning first and second vertebrae and one or more intermediate vertebrae between the first and second vertebrae. The instrument can include first and second towers correspondingly engageable with the first and second vertebrae, and one or more intermediate towers engageable with the intermediate vertebrae. Further, the instrument can include first and second arms adapted for movably connecting the first and second towers to the rack, and one or more intermediate arms adapted for movably connecting the intermediate tower to the rack.
    Type: Grant
    Filed: April 20, 2007
    Date of Patent: April 24, 2012
    Assignee: EBI, LLC
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buchert, Rui J. Ferreira
  • Patent number: 8038699
    Abstract: A percutaneous tower for the orthopedic procedures. The tower can include an outer elongated member, an inner elongated member received within the outer elongated member, a release actuator operable to move the inner elongated member relative to the outer elongated member between first and second positions, and a fastener engagement member coupled to a distal portion of the tower and operable to engage a bone fastener when the inner elongated member is in the first position, and to disengage the bone fastener when the inner elongated member is in the second position.
    Type: Grant
    Filed: September 26, 2006
    Date of Patent: October 18, 2011
    Assignee: EBI, LLC
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buchert, Rui J. Ferreira
  • Patent number: 7931589
    Abstract: A surgical retractor device. The surgical retractor device includes a frame having an outer frame member and an inner frame member coupled to the outer frame member for relative movement about a frame pivot axis, and a frame driver operable to rotate the outer frame member relative to the inner frame member about the frame pivot axis.
    Type: Grant
    Filed: November 9, 2006
    Date of Patent: April 26, 2011
    Assignee: EBI, LLC
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buchert, Rui J. Ferreira
  • Patent number: 7922658
    Abstract: A blade for a surgical retractor. The blade includes a base portion and a distal portion. The base portion may be attached to a frame of a surgical retractor. The distal portion may be removably coupled to the base portion and may be unitarily constructed of a translucent material. A light source may be removably coupled to the distal portion. The distal portion may be disposable.
    Type: Grant
    Filed: October 22, 2008
    Date of Patent: April 12, 2011
    Assignee: EBI, LLC
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buchert, Rui J. Ferreira
  • Publication number: 20090203969
    Abstract: A blade for a surgical retractor. The blade includes a base portion and a distal portion. The base portion may be attached to a frame of a surgical retractor. The distal portion may be removably coupled to the base portion and may be unitarily constructed of a translucent material. A light source may be removably coupled to the distal portion. The distal portion may be disposable.
    Type: Application
    Filed: October 22, 2008
    Publication date: August 13, 2009
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buckert, Rui J. Ferreira
  • Publication number: 20080125788
    Abstract: A percutaneous tower for the orthopedic procedures. The tower can include an outer elongated member, an inner elongated member received within the outer elongated member, a release actuator operable to move the inner elongated member relative to the outer elongated member between first and second positions, and a fastener engagement member coupled to a distal portion of the tower and operable to engage a bone fastener when the inner elongated member is in the first position, and to disengage the bone fastener when the inner elongated member is in the second position.
    Type: Application
    Filed: September 26, 2006
    Publication date: May 29, 2008
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buchert, Rui J. Ferreira
  • Publication number: 20080114209
    Abstract: A surgical retractor device. The surgical retractor device includes a frame having an outer frame member and an inner frame member coupled to the outer frame member for relative movement about a frame pivot axis, and a frame driver operable to rotate the outer frame member relative to the inner frame member about the frame pivot axis.
    Type: Application
    Filed: November 9, 2006
    Publication date: May 15, 2008
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buchert, Rui J. Ferreira
  • Publication number: 20080077138
    Abstract: An instrument for multi-level percutaneous spinal procedures. The instrument can include a curved rack having length adapted for at least substantially spanning first and second vertebrae and one or more intermediate vertebrae between the first and second vertebrae. The instrument can include first and second towers correspondingly engageable with the first and second vertebrae, and one or more intermediate towers engageable with the intermediate vertebrae. Further, the instrument can include first and second arms adapted for movably connecting the first and second towers to the rack, and one or more intermediate arms adapted for movably connecting the intermediate tower to the rack.
    Type: Application
    Filed: April 20, 2007
    Publication date: March 27, 2008
    Inventors: Dan S. Cohen, Nicholas J. Bender, Oliver Buchert, Rui J. Ferreira