Method 120 trapeziometacarpal joint surfaces were measured with vernier caliper,the arc length and the curveture of the surface were calculated.

 
  • 方法成年尸體上肢60例(120側),分離第一掌骨和大多角骨并在關(guān)節面建立測點(diǎn),游標卡尺測量,計算關(guān)節面弧長(cháng)和曲率。
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