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1·This new design enables costs to be reduced greatly compared to drilling a hollow screw shaft.

这个新设计使成本大大降低钻井相比，空心螺钉轴。

2·The equal wall thickness hollow screw pump rotor is mainly applied to the transport of viscous liquid.

本实用新型主要应用于粘稠液体的输送。

3·The screw consists of core spindle and several hollow screw segments which can be replaced easily for different materials.

该螺杆由芯轴和几个空心螺杆段组成，对于不同的物料，只需更换其中某些空心螺杆段即可。

4·Objective To investigate the outcome of trans-scaphoid perilunar dislocation treated with bone anchor and AO/ASIF hollow screw.

目的探讨骨锚和空心钉联合应用于经舟骨月骨周围脱位的临床疗效。

5·Objective:To investigate the effect of femoral intertrochanteric fracture in elderly patients treated with the double heads compressive hollow screw.

目的：探讨双头加压空心螺钉在老年股骨粗隆间骨折中的应用价值。

6·Methods Among 32 cases of femoral neck fracture, 28 cases were treated by close reduction and 4 cases were treated by open reduction with AO hollow screw.

方法：对32例股骨颈骨折患者采用闭合复位（28例）或切开复位（4例）加AO空心螺钉内固定治疗。

7·Upon analysis of the screw thread damage on the dismantling screw, new dismounting kit and hollow screw have been designed and made by the plant independently a.

针对这种情况，分析了拆卸螺杆上螺纹发生损坏的原因，自行设计制作了新的拆卸套具及空心螺杆，取得了很好的效果。

8·The top part of one inner bolt which matches the blank hole channel of the outer hollow screw is also conical. The rear is provided with a thread and a tetragonal body for holding.

一与外空心螺钉的盲孔道相匹配的内螺栓，内螺栓的尖端部位亦为锥形，尾部设有螺纹和供握持用的四方体。

9·Screw augmented with bone cement or replaced with thicker, longer screws or special screws (hollow screw and expandable screw hole) can lead to increase in the absolute value of screw stability.

骨水泥加强或更换较粗、较长螺钉或使用特殊螺钉可以使螺钉稳定性绝对值增加。

10·Objective To analyze the clinical effects of hollow compression screw internal fixation treating advanced age patients' femoral neck fracture.

目的分析中空加压螺钉内固定治疗高龄股骨颈骨折患者的临床效果。