Methods. Sixteen human cadaveric cervicalspines were stripped of soft tissue leaving the occiput and ligamentous structures intact.
方法：十六具人尸体颈椎标本，剥离软组织，保留颅骨和完整的韧带结构。
2
Objective: to characterize kinematics of cervicalspines implanted with total disc replacement (TDR) at 2-levels referencing the implanted and adjacent levels.