C1 pedicle screws are stiffer than C1 lateral mass screws.
颈1椎弓根固定较侧块固定更稳定。
Cannulated or non-cannulated pedicle screws can be used with this technique.
空心或非空心椎弓根螺钉均可应用该技术。
This experiment researched the drawn force of the single centrum pedicle screws.
此次实验研究的是单个椎体的螺钉拔出力。
Summary of Background Data. Fixation stability of pedicle screws depend on several factors.
背景数据概述：椎弓根螺钉固定的稳定性取决于几个因素。
To assess the biomechanical strength of costotransverse unit screws and compare them to pedicle screws.
目的测量肋横突结合区螺钉的生物力学特性并与椎弓根螺钉的进行比较。
Pedicle screws have been combined with hooks in hybrid constructs or used alone in all-screw constructs.
椎弓根螺钉联合钩应用于混合构型或者单独被应用于全椎弓根螺钉构型。
Quantitative analysis of misplaced pedicle screws in the thoracic spine: how much pullout strength is lost?
位置不良胸椎椎弓根螺钉拔出力量化研究：究竟损失了多少？
Objective To explore the pedicle screws in system of fixed surgery thoracolumbar burst fracture curative effect.
目的探讨经椎弓根螺钉系统内固定手术治疗胸腰椎爆裂性骨折的疗效。
Results: Postoperative CT scan showed 56 pedicle screws were all placed in the normal part of injured vertebral body.
结果：术后CT示骨折椎56枚椎弓根螺钉均在正常骨性结构内，均未通过骨折线。
Unilateral pedicle screws plus cage instrumentation can restore the stability as well as share the stress of pedicle screws.
附加单枚融合器置入可以重建融合节段的稳定性，明显减少螺钉的应力。
Objective To evaluate the clinical accuracy of computer-assisted fluoroscopy for the placement of thoracolumbar pedicle screws.
目的探讨临床运用计算机影像导航技术引导脊柱胸腰段椎弓根钉植入的准确性。
Lateral mass fixation at C-7 is challenging due to thin facets, and placing pedicle screws is difficult due to the narrow pedicles.
由于颈7的侧块比较薄，应用侧块螺钉固定是具有挑战性的，同时由于椎弓根比较狭窄也不宜使用椎弓根螺钉固定。
Results Technical factors including improper instrumentations and misplacement of pedicle screws were the main reasons for revision.
结果技术性因素（如内固定选择不当或位置不正确等）是造成腰椎内固定手术失败的主要原因。
Conclusions. Navigation does indeed provide a higher accuracy in the placement of pedicle screws for most of the subgroups presented.
结论：在以上提到的大部分组群中，导航对于椎弓根螺钉置钉确实能提供一个较高的准确性。
Lateral mass screws are traditionally used to fixate the subaxial cervical spine, while pedicle screws are used in the thoracic spine.
侧块螺钉习惯上用于下位颈椎的固定，而椎弓根螺钉用于胸椎。
Bone remodeling results were compared to prospective experimental bone mineral content data of patients operated on with pedicle screws.
将骨重建结果与行椎弓根螺钉固定的患者预期的实验性骨矿含量进行比较。
A promising yet challenging technique in cervical spine surgery involves the use of pedicle screws to assist with posterior instrumentation.
这是一个大有希望的且具有挑战性的技术，在颈椎手术中协助椎弓根螺钉及后侧钢板的植入。
Study Design. A finite element analysis-based bone remodeling study in human was conducted in the lumbar spine operated on with pedicle screws.
研究设计：在人体以有限元分析为基础的骨重建的研究已经被运用于椎弓根螺钉固定的腰椎手术。
A bone graft and interbody spacer stabilize the anterior portion while the posterior is locked in place with pedicle screws, rods and bone graft.
骨移植物和椎间融合器用于前方稳定，同时用椎弓根钉棒系统锁定并植骨作后方稳定。
The parameters were assessed by preoperative ct and three-dimensional reconstruction such the entry point and Angle of atlantoaxial pedicle screws.
术前ct及三维重建评估寰枢椎椎弓根螺钉的进钉点、进钉方向等参数。
Conclusion Pedicle screws fixation has great orthopedic force, and can acquire a stable and balanced spine. Its clinical effect is quite satisfaction.
结论应用椎弓根内固定技术治疗青少年特发性脊柱侧弯，矫形力量强大，可以获得一个稳定的、平衡的脊柱系统，疗效确切。
For partial reduction cases of atlantoaxial dislocation, C2 pedicle screws are helpful to further reduction that another anterior surgery may be avoided.
对部分复位者，C2椎弓根螺钉有助于进一步复位，避免了再次前路手术。
The peak IT showed a stronger correlation with POS in lamina screws than straight-forward or anatomic pedicle screws with a similar trend noted in mean IT.
椎板螺钉出现POS所承受的最高IT值比直接向前和沿椎弓根轴线固定的两种固定螺钉要强，而后面两种螺钉使用平均的扭力标记出相似的趋势。
Objective: to explore a simple, economical and practical way of safely implanting upper-middle thoracic pedicle screws under monitoring during an operation.
目的：探索一种能术中监测引导上中胸椎椎弓根螺钉安全植入的简单、经济、确实可行的方法。
Conclusion: For patients with thoracolumbar burst fractures, posterior short-segment pedicle screws fixation without fusion can increase the risk of implant failure.
结论：对于胸腰段爆裂骨折的患者，后路短节段椎弓根钉内固定不结合后外侧植骨融合可增加内固定失败的发生率。
Methods 159 pedicle screws inserted by CT-based navigation system and 145 cervical (C2-C7) pedicle screws inserted by X-ray fluoroscopy were observed by postoperative CT scan.
方法总结CT三维导航系统辅助下置入的159枚颈椎（C2-7）椎弓根螺钉，术后进行经椎弓根螺钉水平的CT平扫，观察椎弓根螺钉置入的精确性。
Objective:To construct a normal L3-L5 spinal segment model by using finite element method and investigate the biomechanical characteristics of unilateral pedicle screws fixation.
目的：建立人正常L3~L5节段三维有限元模型，分析腰椎单侧椎弓根螺钉固定融合的生物力学特性。
Object: The object of this study was to investigate the effects of iatrogenic pedicle perforations from screw misplacement on the mean pullout strength of thoracic pedicle screws.
目的：本研究目的是调查置钉位置不当引起医源性椎弓根壁穿破对胸椎椎弓根螺钉平均拔出力的影响。
Pedicle screws (3.5 mm diameter) were placed in the pilot holes. The spines were then dissected to separate the vertebrae, and the trajectory of the screws was visually inspected.
在引导孔内放置椎弓根螺钉(直径3.5mm)，随即解剖并分离椎骨，此时就可以直观的观察到螺钉的轨线。
There were three significant independent predictors of increased total cost: the surgical approach used, the number of pedicle screws placed, and the number of vertebral levels fused.
有三个显着的显著因素能增加总成本：采用手术的方法，椎弓根螺钉的放置数量，以及脊椎融合数。
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