Frank Bono, Amie Borgstrom, William Dunbar Jr, Chris Fair, Ronald L Sacher: Snap-in washers and assemblies thereof. Depuy Actomed, December 11, 2007: US07306602 (10 worldwide citation)

This invention relates to an apparatus for spinal fixation, in particular, for joining a bone anchor with spinal stabilizers such as a spinal rod or spinal plate in a polyaxial fashion. The invention is also directed to polyaxial connectors which incorporate arcuate washers. The polyaxial features o ...

William Dunbar Jr, Christopher Ryan Rybicki, Ian Charles Burgess: Spinal rod approximator. DePuy Synthes Products, August 11, 2015: US09101416 (1 worldwide citation)

Spinal rod approximator for seating a stabilizing rod in a rod-receiving portion of a spinal implant and inserting closure mechanism is provided. In one embodiment, a spinal rod approximator is provided including a body with gripping branches, inserter shaft, threaded collar, and outer sleeve.