There are multiple safe protectors: Overweight device, chain fracture device, device of the lock when it rised, there is a lock that stops the device on each post.
设有多重安全保护装置：超重装置，断链装置，上升过程中的自锁装置，每个立柱上均有锁止装置。
Objective To observe the effects of post-operative on-bed rehabilitation gymnastics on patients with lower limb fracture.
目的探讨床上康复操对下肢骨折患者术后卧床期间肢体功能康复的效果。
Conclusion Small plate with rigid internal fixation between the fixed jaw jaw fracture treatment under the effect of reliable, less post-operative complications, is an ideal method of operation.
结论小型接骨板坚固内固定辅以颌间固定治疗下颌骨骨折效果可靠，术后并发症少，是一种理想的手术方法。
Objective To compare the fracture resistance and fracture modes of teeth restored with four diferent post-and-core systems.
比较纤维桩核系统和金属铸造桩核系统修复后牙体组织的抗折裂强度和折裂模式。
First Surgery: In vivo preparation of post-fracture repair blastema implant.
第一次手术：准备骨折后胚芽组织。
Brittle fracture accident and countermeasure of the high-strength bolt of post junction of roof beam of.
钢结构梁柱连接处高强螺栓的脆性断裂事故及对策。
To evaluate the effects of the different amount of residual tooth on the fracture resistance ability of lower premolars restored with fiber quartz-fiber post-core and full crown.
评价不同牙体剩余量对石英纤维桩复合树脂核全冠修复下颌前磨牙抗折性能的影响。
Objective: Differentiating the syndromes of post operative non - infectious fever of closed fracture to direct the treatments of Chinese medicine, shorten the period of post operative fever.
目的：对闭合性骨折术后非感染性发热进行辨证分型，以期指导中医药治疗，缩短术后发热时间。
Post-operative complications can occur (5-30%) and are most commonly due to luxation (Figure 8), fracture of the bone (Figure 9), infection, or loosening of the implants (Figure 10).
手术后的并发症发生（5-30％），最常见的缘故原由脱位（图8），骨（图9），传染，或植入物（图10）松动断裂。
More detailed clinical examination also revealed ataxia, and diagnostic imaging, including pre- and post-contrast computed tomography, revealed an old fracture of C2.
更详细的临床检查还发现共济失调和诊断成像，包括前，后的对比计算机断层扫描，发现一个老骨折C2 。
There was no statistical significance (P> 0.05) of the fracture rate of post-core between fiber posts(1) and cast metal posts(1).
纤维桩组与铸造金属桩组桩核折断各1例，差异无统计学意义（P>0.05）；
The results show that after post-weld heat treatment(PWHT), the welds of X80 steel seriously embrittle, and the fracture morphology of impact specimens is cleavage.
结果表明，经过焊后热处理后焊缝出现严重的低温脆化，其冲击试样的断口为解理状形貌；
The results show that after post-weld heat treatment(PWHT), the welds of X80 steel seriously embrittle, and the fracture morphology of impact specimens is cleavage.
结果表明，经过焊后热处理后焊缝出现严重的低温脆化，其冲击试样的断口为解理状形貌；
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