The diameters and projection area of the articular surfaces, contributed to the formation of the sacroiliac joint, were determined on 50 sets of pelvic bones with image analysing apparatus.
本研究应用图像分析仪，测定了50付髋骨与骶骨骶髂关节面的纵径、横径和投影面积。
Objective To determine the average articular contact area between the sacrum and ilium at the sacroiliac joint using computer analysis.
目的分析骶髂关节在不同脱位情况下耳状关节面接触面积的变化。
Two methods for measuring articular contact area and pressure distribution were discussed in this experiment. It provided an effective means for biomechanical studies of human joints 'injury.
本文对测量关节接触面积和接触压力分布的两种方法进行了探讨，为人类关节创伤的生物力学研究提供了一种可靠的测试方法。
The articular discs were found displaced in all cases and early bony bridge formed at a limited area where there was no disc as cushion.
术中探及的关节盘全部发生移位，早期强直骨化发生在无关节盘区域。
MRI showed the diminution of low signal area, the thickness of articular cartilage got close to normal and without arthroedema;
MRI示低信号区缩小，关节软骨厚度接近正常，无关节腔积液；
MRI showed the diminution of low signal area, the thickness of articular cartilage got close to normal and without arthroedema;
MRI示低信号区缩小，关节软骨厚度接近正常，无关节腔积液；
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