A - Human Necessities – 61 – F
Patent
A - Human Necessities
61
F
A61F 2/44 (2006.01) A61F 2/46 (2006.01)
Patent
CA 2653994
Instrumentation for implanting a cervical disc replacement device (500, 600) includes cervical disc replacement trials (1200) for determining the appropriate size of replacement device (500, 600) an insertion plate (700) for maintaining the elements of the replacement device (500, 600) in fixed relation to one another for simultaneous manipulation, an insertion handle (800) for attachment to the insertion plate (700) for manipulation of the elements, an insertion pusher (900) for releasing the insertion handle (800) from the insertion plate (700), a drill guide (1000) that cooperates with the insertion plate (700) to guide the drilling of tap holes for bone screws to be placed through bone screw holes in the flanges (505, 506) of the replacement device (500, 600), clips (1150) that are applied to the flanges (505, 506) after placement of the bone screws to resist screw backout, a clip applicator (1100) for applying the clips (1150) to the flanges, a retaining device applied to the flanges (505, 506) after placement of the bone screws to resist screw backout and methods of applying each of the above.
Dudasik Michael W.
Errico Joseph P.
Zubok Rafail
Fasken Martineau Dumoulin Llp
Spinecore Inc.
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