查询词典 fracture

The unstable fracture of scapular neck can be divided into two main types: absolute instability and relative instability, based on the stability of the glenoid fragment in the scapular neck fracture. The former needs early operation.

根据不稳定性肩胛颈骨折中的关节盂骨折块的稳定程度，可将其分为关节盂骨折块绝对不稳定和相对不稳定两类。

So given enough osteoblasts in the fracture site, there would be better accretion of bone fracture.

因此，若能给骨折部位提供足够的成骨细胞，必将能够促进骨折的愈合。

Reconstruction plate or together with lag screw for fixation of scapular fracture, and K-wire or reconstruction plate for clavicular and acromion fracture, were used in surgical treatment.

应用重建钢板或与拉力螺钉合用固定肩胛骨骨折，克氏针或重建钢板固定锁骨或肩峰骨折。

In order to calculate the crack expansion life in the action of variable amplitude load for the metal bar with V-shaped notch, the formula of bar fracture frequency was obtained theoretically by setting a size of bar fracture region applied in the engineering. Based on it, the mathematic expression of crack expansion life of bar V-shapednotch tip in the action of variable amplitude load was built.

针对金属棒料在变幅载荷作用下需要较精确地获取其V形槽尖端裂纹扩展寿命的问题，通过给定一个工程上能接受的瞬断区尺寸，获得了棒料断裂频率的计算公式，在此基础上，建立了变幅载荷作用下棒料V形槽尖端裂纹扩展寿命的数学表达式。

Zhang Jianfu [40] , fixed gimmick is held in the palm to rectify after using plaster stone answer when fracture, antebrachium is outer layer squash bone of the side outside making is coriaceous embed insert, factitious ground makes far fold end to spend evaginate gently in order to prevent the happening of ancon varus, antebrachium a bit outward turning the to fracture inside extrusion when overcoming antebrachium gravity to be down surely together, yike puts an end to the happening of the ancon varus because of gravitational element be caused by.

张建福等[40]，采用石膏后托固定手法整复骨折时，前臂在外层位的挤压使外侧骨皮质嵌插，人为地使远折端轻度外翻以预防肘内翻的发生，前臂稍外旋位的同定克服了前臂重力向下时对骨折内侧的压挤，亦可杜绝因重力因素所致的肘内翻的发生。

This model considers the effects of wall damage, fracture face damage, variation of fracture conductivity with position and time, heterogeneity and anisotropism, elastic expansion energy on production performance of fractured well. According to this model, a se...

实例计算表明，提供的模型和方法及研制的软件既可用于预测油田压裂前后的生产动态和压裂后的增产效果，又可用于压裂井水力压裂方案的优化设计。

Objective To set up the finite element model of typeⅡaxis odontoid fracture treated with anterior odontoid screw fixation and analyse the influence of different fixation position of screw different angle of fracture surface to the stability of odontoid process fracture fixed with anterior odontoid screw ,and then find the best biomechanical steady position of anterior odontoid screw.

目的建立Ⅱ型齿状突骨折螺钉固定的三维有限元模型，分析不同螺钉内固定位置以及骨折面角度对术后Ⅱ型齿状突骨折端稳定性的影响，探讨Ⅱ型齿状突骨折中空螺钉内固定的最佳生物力学稳定性位置。

From the simulations, we can see the distributions and transmission of strain and stress in model under different loadings, and the results explained the fractures very well. 4. Similarly, a axis FEM model was constructed to simulate the axis fracture, emphasized on the odontoid process. Three kind of odontoid process fracture were analysed on this model, which occurred respectively on the tip, the middle and the fundus. The results gave the best angle to fracture the odontoid process of the axis.

四、建立了枢椎的三维有限元模型，对枢椎齿状突骨折机理进行了理论上的研究，重点针对临床上齿突骨折的三种分类：1、齿突尖骨折；2、齿突腰部骨折；3、齿突基底部骨折，赋予齿状突在矢状面沿各种角度下受力条件，模拟衰椎前弓、襄椎横韧带以及CZ－3棘间韧带对枢椎造成的暴力破坏，确定了最可能引起齿状突暴力骨折的受力角度。

Similarly, a axis FEM model was constructed to simulate the axis fracture, emphasized on the odontoid process. Three kind of odontoid process fracture were analysed on this model, which occurred respectively on the tip, the middle and the fundus. The results gave the best angle to fracture the odontoid process of the axis.

四、建立了枢椎的三维有限元模型，对枢椎齿状突骨折机理进行了理论上的研究，重点针对临床上齿突骨折的三种分类：1、齿突尖骨折：2、齿突腰部骨折：3、齿突基底部骨折，赋予齿状突在矢状面沿各种角度下受力条件，模拟寰椎前弓、寰椎横韧带以及C2-3棘间韧带对枢椎造成的暴力破坏，确定了最可能引起齿状突暴力骨折的受力角度。

DR misclassified 21 cases that included 9 cases of tibial plateau fracture, 8 cases of acetabular fracture and 4 cases of spine fracture.

在骨折分型上，DR有21例诊断错误，包括：胫骨平台骨折9例，髋臼骨折8例，脊柱骨折4例。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。