目的：作者研究了胸腰椎椎间孔内神经根的韧带解剖，描述了它们的解剖关系及功能特性。
The author conducted a study to investigate the anatomy of the intraforaminal ligaments of the thoracic and lumbar nerve roots and describe their anatomical relationships and functional properties.
目的：提高对椎间孔内腰椎间盘突出的CT诊断及临床意义的认识。
Objective: To improve ct diagnostic value of extrusion disc in intervertebral foramen.
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