This part of YY/T 0119 specifies the classification, material and performance requirements for metal spinal rods. This section applies to longitudinal elements in spinal fixation implants.
YY/T 0119.4-2014 history
2014YY/T 0119.1-2014 Spinal implants.Components used in the surgical fixation of the spinal skeletal system.Part 1: General requirements
2002YY 0120-2002 Implants for osteosynthesis----Metal correctional stick