100例国人腰椎弓根的CT测量及其临床意义

CT osteometry of the lumbar spinal pedicle in 100 Chinese and its clinical relevance

中文关键词:  腰椎 椎弓根 CT

英文关键词:Lumbar,Spinal pedicle,CT

中文摘要:

  对１００例国人腰椎弓根进行了ＣＴ形态学测量。结果表明腰椎弓根厚度从Ｌ１～Ｌ５呈递增趋势，Ｌ１～Ｌ５椎弓很平均厚度分别是５．３、 ６．７、９．５、１１．５和１４．７ｍｍ。椎弓根轴线与椎体棘突中央矢状面夹角（倾斜角），从Ｌ１～Ｌ５亦呈递增趋势，Ｌ１～Ｌ５各椎弓根平均倾斜角分别为１５．９７、１５．９１、１９．１９、２２．７８和２８．４７度。本文亦对椎弓根厚度与椎弓根螺钉的直径及进钉倾斜角进行了探讨，并提出在Ｌ４～Ｌ５节段应使用直径７．０ｍｍ的椎弓根螺钉。

英文摘要:

  The pedicle diameter and inclined angle of L1~ L5 were measured in 100 Chinese patients who had low back pain. The present results showed that the average pedicle diameters from L1 ~ L5 were 5. 3. 6. 7. 9. 5. 11. 5 and 14. 7mm, respectively. The average