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利用9具成年新鲜股骨尸体标本,分别采用中空双头螺纹加压钉、实心螺纹钉、三翼钉进行股骨颈骨折内固定,并进行生物力学实验。
Using 9 cadaver femora instrumented, the fracture of femoral neck was fixed with 3 hollow double heads compression screw, 3 solid screw and Trifin respectively.
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