Using 9 cadaver femora instrumented, the fracture of femoral neck was fixed with 3 hollow double heads compression screw, 3 solidscrew and Trifin respectively.
The counter-rotating twin-screw agitator design combined with the unique solidscrew flights gently blends the cheese while it imparts a shearing action - improving quality.
反向旋转双螺旋桨搅拌器设计结合了独特的螺纹,在剪切奶酪时柔和搅拌奶酪,提高奶酪质量。
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The 3 hollow double heads compression screw appear to offer distinct advantage over the 3 solidscrew, trifin in the against pressure, against bending force, torsional strength and torsional rigidity.