Intrinsic dispersion in periodic systems sets a fundamental bound for independent selectivity of resonant angles and ...

Shaft collars S25FB9 (brass) and S25FY9 series (303 stainless steel) shaft collars incorporate built-in bearing shim spacer and Fairloc integral hub fastener.

The F3D-C2 Stand-alone Cervical Spine System features an additively manufactured spacer with two bone screw anchors secured by a locking mechanism printed within the cage.