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William L Dunbar Jr, Christopher Ryan Rybicki, Ian Charles Burgess: Spinal rod approximators. Depuy Spine, February 15, 2011: US07887539 (65 worldwide citation)

Spinal rod approximator for seating a stabilizing rod in a rod-receiving portion of a spinal implant and inserting a 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. The ...


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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.


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William L Dunbar, Christopher Ryan Rybicki, Ian Charles Burgess: Spinal rod approximators. DePuy Spine, Philip S Johnson, Johnson & Johnson, July 29, 2004: US20040147937-A1

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.


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William L Dunbar JR, Christopher Ryan Rybicki, Ian Charles Burgess: Spinal Rod Approximator. Philip S Johnson, Johnson & Johnson, February 10, 2011: US20110034962-A1

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.


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