Compression cancellous bone screw with both ends thread is a Variable pitch screw designed tO provide rigid 'fixation of cancellous bone fracture.
双端螺纹松质骨加压螺钉的特点是两端螺纹具有不同的螺距，无螺帽。
Compression cancellous bone screw with both ends thread is a Variable pitch screw designed tO provide rigid 'fixation of cancellous bone fracture.
双端螺纹松质骨加压螺钉的特点是两端螺纹具有不同的螺距，无螺帽。
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