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汉语拼音：dǐ zhuī

在大多数哺乳动物中，三个至五个椎骨融合成骶骨；两栖类有一个骶椎；爬行类通常有两个；鸟类则为10-23个椎骨融合成综合骶骨。

• Studies hae shown that pelvic stability is maintained if at least half the sacroiliac joint and half the first sacral body are preserved.

  研究显示：如果能保留至少一半骶髂关节和一半第一骶椎时，骨盆的稳定就能得以维持。

• Circumferential fusion is recommended by several authors to regain stability at the lumbosacral junction.

  许多研究者建议采用环周融合术恢复腰骶椎稳定。

• Objective To analyze the image diagnosis and differential diagnosis of bone destruction with soft-tissue tumor in sacrum.

  目的探讨骶椎骨质破坏伴软组织块影的影像诊断与鉴别诊断。

• No bony canal stenosis, but a widened dural sac at lower lumbar and sacral level.

  无骨性椎管狭窄，但是在下腰部和骶椎层面硬膜囊增宽。

• In normal side position piece on can see, lumbar has forward physiology bulgy , di vertebra has backward physiology bulgy .

  在正常的侧位片上可以看到，腰椎有向前的生理凸出，骶椎有向后的生理凸出。

• Objective. Radiographic evaluation of the rigidity of monocortical and tricortical purchase in lumbosacral fixation.

  目的：单皮质和三层皮质穿透行腰骶椎固定的螺钉强度的影像学评估。

• Objective To introduce a new approach of Lumbosacral vertebra anterior operation.

  目的介绍一种腰骶椎前路手术的新入路。

• Condusion On the basis of the research of biomechanics, the therapy of the sacral tumor has a bright future.

  结论在生物力学的理论研究基础上，骶椎肿瘤临床治疗的研究前景是广阔的。

• Total sacrectomy is a useful method to treat the tumors which involve the first sacral vertebra.

  全骶椎切除术是治疗侵犯到第一骶椎的肿瘤的有效方法。