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Age-related changes in three-dimensional angle of lumbar facet joints
Author(s): 
Pages: 78-81
Year: Issue:  20
Journal: China Journal of Modern Medicine

Keyword:  Agelumbar facet joint anglethree-dimensional angle;
Abstract: 目的 研究腰椎小关节横断面、冠状面及矢状面方向随着时间变化规律.方法 选取250例无腰椎疾病的人员为研究对象.均采用x线及CT检查,在3个平面上测量L3~L4、L4~L5、L5~S1小关节角度.结果 在横断面,腰椎小关节角及前内侧角随着年龄增大而减小,后外侧角无明显变化;在冠状面上,腰椎小关节角随年龄增大而减小;在矢状面上,46岁以后,腰椎小关节角逐渐增大.结论 随着年龄增长,在横断面:腰椎小关节逐渐矢状化;冠状面,腰椎小关节逐渐竖直向;矢状面,腰椎小关节逐渐水平化.腰椎小关节随时间变化规律,为临床腰椎小关节置换提供参考数据.
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