This law was practically used to determine the space length of the nails in trans vertebral pedicle internal fixation of the thoracolumbar vertebral fractures.
此规律实际应用于胸腰部脊椎骨折病人椎弓根系内固定术中钉间距的确定。
2
Objective: To discuss the key point of lumber spinal canal stenosis surgery and the principle and significance of trans-pedicle internal fixation in the decompression of lumbar spinal canal stenosis.
目的：探讨腰椎管狭窄症的手术要点及椎弓根内固定在腰椎管减压手术中的作用和意义。
3
These losses, as the Defense Department said, have degraded ISIL's trans-regional attack and facilitation network, and are forcing ISIL fighters to increase their focus on internal security.