没有病例发生切口感染及螺钉断裂。
无畸形愈合、感染、螺钉断裂。
未出现螺钉断裂或移位。
下胫腓螺钉断裂，松动或取出患者相互之间预后未见差别。
There was no difference in outcome comparing fractured, loosened, and removed screws.
然而，下胫腓螺钉断裂，松动或取出等情况相互之间功能未见差别。
However, there were no differences in functional outcomes comparing loose or fractured screws with removed screws.
目的探讨脊柱胸腰段骨折椎弓根螺钉系统内固定后，椎弓根螺钉断裂及弯曲松动的原因。
Objective To investigate the causes of breakage, bending and loosening of pedicle screw systems in fixation of spinal fractures of the thoracolumbar segments.
结论：相对于下胫腓螺钉断裂，松动或取出的情况，下胫腓联合螺钉完整的患者通常功能较差。
Conclusions: An intact syndesmosis screw was associated with a worse functional outcome compared with loose, fractured, or removed screws.
结果表明：螺钉发生断裂是由于热处理不当引起的淬火裂纹扩展所致，并提供有效的改进措施，解决了螺钉断裂问题。
The results show that the screw breakage is due to quenching crack from improper heat treatment. The effective improvement measures to solve the problem of screw breakage are provided.
本文对医用加压钉板固定螺钉断裂进行了失效分析，分析结果表明螺钉为疲劳断裂，并提出了恰当的取出加压钉板的时间。
This paper has analysed fixed screw of consolidate steel plate failure. Result that screw is fatigued failure. The time of steel plate taken out are discussed.
采用光学显微镜、扫描电镜等测试手段，对断裂紧固螺钉进行了分析。
Fracture analysis of screw fastener was carried out by means of metallography and scanning electron microscope.
没有钢板断裂和螺钉切割。
对断裂的金属接骨螺钉进行了化学成分、硬度、显微组织分析及表面加工质量的检测。
The analysis of chemical composition, hardness and microstructure and quality inspection of surface processing have been done to metal bone screw which was fractured in human body.
术后6个月复查X射线片示全部病例植骨融合良好，无钛板或螺钉松动或断裂现象。
In the postoperative 6th month, X-ray image showed that all the patients had good bone graft fusion, and no Titanic plate or bolt loosening or fragmentation was found.
一般采用1到多枚螺钉将断裂的胫骨结节修复固定于胫骨的后侧皮质。
Traditionally, tibial tubercle fractures have been repaired by lagging the tubercle fragment to the posterior cortex of the tibia using 1 or more screws.
没有内置物相关并发症(螺钉松动或断裂)或矫正丢失。
No implant-related complications (screw loosening or breakage) or loss of correction were observed.
主要的疗效指标：对于胫腓联合螺钉完整的，断裂的，松动以及取出的病人进行比较。
Main Outcome Measurements: Patients with intact, broken or loose, or removed syndesmosis screws were compared.
固定音箱喇叭的螺钉在运输过程中断裂。
Fixing screws of loudspeaker was fractured during transportation.
根据实验结果中靠近骨折线两端的螺钉所承受的应力较多、较易引起断裂的情况，提出了相应的措施。
The experiment showed that screws near the fracture line at both ends bore more stress, therefore, easily causing fracture. Corresponding measures were suggested.
其余无发生钢板断裂、螺钉松动等并发症、无假关节、骨不连发生。
The remaining no plate breakage, screws loose and other complications, no false joints, nonUnion.
无一例发生钢板螺钉松动、断裂、骨不连等并发症。
The union time was 4 months on average. No plate and screw looseness, breakage or nonunion was found.
术后3 -6个月植骨融合率达100%，无钢板断裂、螺钉松动、滑脱。
The rate of fusion 3-6 months after operation was 100%, no fixture rupturing or loosing.
对断裂螺钉的断口观察，分析了螺钉的装配情况，找出了断裂原因。
On the basis of observation of the ruptured section of a bolt, the author analyzes the assembled condition of the bolt. As a result, the rupture reason is found out.
过于坚强的钢板或过多螺钉固定导致的坚强结构能导致骨不连、最终钢板断裂。
Plates that are very stiff or stiff fracture constructs with too many screws can lead to nonunion and eventually plate failure (Fig. 5).
结果18例患者均获随访，时间6 ~24个月，无一例出现骨折不愈合和尺神经损伤等并发症，无钢板螺钉松动断裂的发生。
Results 18 cases were followed up for 6 to 24 months. All fractures gained bone union without complications such as injury of ulnar nerve. No fixator breakage or loosening was found.
结果18例患者均获随访，时间6 ~24个月，无一例出现骨折不愈合和尺神经损伤等并发症，无钢板螺钉松动断裂的发生。
Results 18 cases were followed up for 6 to 24 months. All fractures gained bone union without complications such as injury of ulnar nerve. No fixator breakage or loosening was found.
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