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Posterior Cervical Fixation System

  • US 20190314061A1
  • Filed: 06/26/2019
  • Published: 10/17/2019
  • Est. Priority Date: 03/01/2011
  • Status: Active Grant
First Claim
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1. A cross connector of a posterior cervical fixation system, the cross connector comprising:

  • a first connector comprising a first collet head, a first recess to receive an anchor head of a first bone fastener, one or more first cutouts to receive a first elongate spinal rod therethrough, a first clamp with a first spherical pocket, and a first locknut;

    a second connector comprising a second collet head, a second recess to receive the anchor head of a second bone fastener, one or more second cutouts to receive a second elongate spinal rod therethrough, a second clamp with a second spherical pocket, and a second locknut; and

    a cross bar that connects the first connector and the second connector and secures the first and second elongate spinal rods to vertebral bodies of a spine and by a pre-determined distance to each other, the cross bar having a first end surrounded with a first ball spring collar and a second end surrounded with a second ball spring collar,wherein the first spherical pocket receives the first ball spring collar therewithin and allows rotation of the first connector in an axial plane of the system.

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