Screws相关论文
The sustentaculum tali screw fixation for the treatment of Sanders type Ⅱ calcaneal fracture:A finit
Objective: In the surgery of calcaneal fracture,whether the sustentaculum tali screw should always be placed is widely c......
The sustentaculum tali screw fixation for the treatment of Sanders type Ⅱ calcaneal fracture: A fini
Objective In the surgery of calcaneal fracture,whether the sustentaculum tali screw should always be placed is widely co......
The sustentaculum tali screw fixation for the treatment of Sanders type H calcaneal fracture: A fini
Objective In the surgery of calcaneal fracture, whether the sustentaculum tali screw should always be placed is widely c......
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目的 报告C2椎弓根螺钉结合C1侧块或枕骨螺钉用于颅颈交界区后路内固定的解剖研究及临床应用结果.方法 福尔马林固定的头颈标本4个......
目的 评价椎弓根钉道局部强化技术及其结合膨胀式椎弓根螺钉提高椎弓根螺钉固定强度的效果.方法 通过自行设计及加工的钉道局部强......
Purpose: To compare treatment outcome of screw proximal femoral nail (PFN) system with that of a helical PFN.Methods: Th......
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Parallel manipulator is associated with a set of functions defined by its closure constraints. In this paper, using Lie ......
尼龙嵌件锁紧螺钉的连接是一种新型紧固件连接形式,通过分析设计者,试验和应用实例控制其防松机理和特点,并推导出拧紧力矩计算公式,尼......
目的:对椎弓根在相应椎体上的进钉角度以及进钉点的部位进行研究,同时对椎弓根的结构和与之相邻的神经、脊髓之间存在的关系进行分......
目的:总结同一种材质的螺钉、接骨板治疗锁骨粉碎性骨折的临床疗效。方法:收治锁骨粉碎性骨折患者38例,均为新鲜骨折。用螺钉结合接骨......
Friction element welding technology is rich of flow drill screws combined with friction welding technology and is develo......
根据空间对接机构的结构特点和环境条件,利用能量守恒原理和节点网络方法,提出反映机构热特点的简化物理数学模型,采用蒙特卡洛法和太......
Application of the Guiding Template Designed by Three-dimensional Printing Data for the Insertion of
This study is aimed to explore the clinical application of the guiding template designed by three-dimensional printing d......
目的总结肱骨近端骨折手术治疗的临床效果及手术经验。方法对57例有手术指征的肱骨近端骨折患者分别采用螺钉和普通解剖钢板(普通解......
2008年6月-2011年2月,笔者运用钉帽单开槽法取出滑帽螺钉28枚(φ3.5 mm),与传统断取螺帽法、钢板下沉法等比较,有使用方便、操作简单......
为准确评估滚珠丝杠副性能的退化程度,提出基于量子遗传算法和灰色神经网络的滚珠丝杠副性能退化评估方法。以CINCINNATIV5-3000加......
目的探讨腰椎管狭窄症手术治疗的相关问题,进一步提高手术效果。方法回顾总结本院自2000~2007年底收治的208例腰椎管狭窄症患者的临......
为适应一些高油份油料或特种油料的压榨,开发了一种双螺杆榨油机,该机采用双阶多级压榨的榨膛结构,两根螺杆上下水平平行分布,在喂......
为了改变现有排肥装置对肥料形态特征要求高的缺陷及改善排肥效果,该文设计了一种两级螺旋排肥装置,研究了装置的排肥原理,建立了......
目的:探讨螺钉颌间固定的方法成功率及治疗效果,提供一种对牙齿没有负担的颌间固定器.方法:研制螺钉颌间固定器,包括3mm×2mm ......
为了实现对重庆市轻轨轨道梁锚固螺杆的故障检测,提出了一种基于支持向量数据描述的锚固螺杆故障诊断方法,该方法只需要正常螺杆样......
A Biomechanical Comparison of Conventional versus an Anatomic Plate and Compression Bolts for Fixati
The purpose of this study was to compare the biomechanical stability obtained by using our technique featured an anatomi......
阐述了油管在石油工业生产过程中的重要作用,指出了因管坯缺陷引起的油管螺纹加工缺欠问题,及油管螺纹缺欠给油田生产带来的质量隐......
目的分析UPS术、BPS术联合TLIF治疗腰椎退行性疾病(LDD)的效果。方法选取2013年5月至2014年6月于本院骨科治疗的118例LDD患者作为研......
目的:比较经伤椎与跨伤椎椎弓根螺钉复位固定治疗胸腰椎骨折的临床效果。方法回顾性研究胸腰椎椎体骨折患者84例,其中41例采用经伤椎......
目的探讨老年股骨粗隆间骨折患者术前合并症、术后并发症的预防处理,手术方式及临床疗效。方法手术采用有限切开、复位固定、假体置......
目的探讨Hoffa骨折的治疗方法及临床疗效。方法回顾性分析2009年2月至2011年9月收治的13例Hoffa骨折16髁。按照Letenneur分型:Ⅰ型......
Introduction: The indications for intramedullary nail fixation of fractures of the femoral shaft have been greatly expan......
A study was performed in adults to determine the efficacy of closed reduction and intramedullary nailing in dynamic mode......
We report a case series of ten patients who presented with anterior open bite. The initial evaluation included clinical ......
在测量医用电气设备导体间电气间隙和爬电距离时,要考虑物理空间各个路径,还要考虑漆层、珐琅层、氧化层、未粘结接缝、槽、凹座的......
平行操纵者与一套功能由它的闭合限制定义被联系。在这份报纸,用谎言代数学方法,我们在平行操纵者,他们有闭合功能的第二份订单的关系......
目的探讨埋头加压螺钉结合线缆治疗简单横行髌骨骨折的治疗效果。方法 回顾分析2015年7月至2016年7月北京积水潭医院创伤骨科收治......
为了实现对重庆市轻轨轨道梁关键受力构件锚固螺杆的松动与失效等故障检测,对锚固螺杆的振动信号进行了经验模态分解的研究,建立了......
This research work deals with the design of a tunable muzzle brake [10] for a rifle chambered in 5.56 x 45 NATO ammuniti......
Constraint and Mobility Change Analysis of Rubik’s Cube-inspired Reconfigurable Joints and Correspon
The current research of reconfigurable parallel mechanism mainly focuses on the construction of reconfigurable joints.Co......
Does the Location of the Cutting Flute of Self-Tapping Screws in Bony Substrate Affect the Removal T
Introduction: An observation was made that when removing self-tapping cortical screws from patients bones, stripping or ......
用中径或单一中径计算作用中径,这个问题在国外从50年代起就存在两种看法,在国内也争议了10年.通过理论分析和实测验证,对螺纹的中......
本文考虑了螺纹牙侧角偏差和螺距偏差的各种组合对作用中径的共同影响,设计了包容图位移法。运用此法分析和推导出以中径或以单一......
Background: Newer generation intramedullary (IM) tibial nails provide several distal interlocking screw options. The obj......