Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
A. The equivalent stress distribution and deformation distribution of L4-L5 lumbar under bending, torsion, extension and flexion conditions. B. Displacement of reference point in Z direction. C. Comparing local deformation of natural IVD, TPU-X and TPU-A under flexion. D. Final displacement of node 54620 in U2 (Z axis) direction.
