查询词典 lag screw

52 Cases of femoral intertrochanteric fracture were fixed with L-trapezoid plate,while 25 cases three cannulated lag screws with the third screw inserted at a low angle,just adjacent to medial calcar to obtain rigid fixation.

作者用切开复位，L形钢板内固定手术治疗股骨粗隆间骨折52例，用闭合复位三枚空心拉力螺钉经皮内固定治疗25例，其中第三枚螺丝钉紧贴内侧股骨矩，低角度打入。

Optical fiber winding was a important technique in optical fiber guided missile and lag angle controlled by lead screw subsystem was a key factor in optical fiber precise winding .

光纤自动精密缠绕是导弹光纤制导中的一项重要技术，其中滞后角是光纤精密缠绕中的关键因素，滞后角的控制是通过丝杠子系统来完成的。

［Objective］To discuss the method and clinical effects of coronal fractures of the femoral condyle treated with open reduction plus cancellous lag screw internal fixation.

［目的］探讨切开复位、松质骨拉力螺钉内固定治疗股骨髁冠状面骨折的方法及临床疗效。

Acetabular fracture ; internal fixation ; clinical anatomy ; anterior column lag screw

髋臼骨折；内固定；临床解剖；前柱螺钉

To the femoral neck fracture with neck-shaft angle of less than 135 degree, the fixation with the entry angle of less than 135° can make the neck-shaft angle rising, meanwhile, lag screw's location is easier to trend to the inferior of femoral head, displacement and angle between fracture surfaces satisfy the demand of functional reduction or extroversion reduction, and a satisfied stability is performed in biomechanical test.

对于颈干角小于135°的股骨颈骨折，以低于135 °的进钉角度固定时，能增大颈干角，同时拉力螺钉的位置更容易偏向股骨头颈的中、下部，骨折端的位移、成角也能够符合功能复位的要求，在力学测试中表现出较好的稳定性。

Parker's ratio decreased when the entry angle decreased, lag screw's location trended to the inferior of the femoral head.

随着进钉角度的减小，正位像上的Garden指数从160°增加到172°，Parker比率逐渐减小，拉力螺钉位置趋向于股骨头的下方。

Objective: To investigate the possibility of CT-guided percutaneous fixation of cannulated lag screw on sacroiliac joint for treatment of pathologic pain of sacroiliac joint.

目的：探讨在CT引导下经皮微创技术置入空心拉力螺钉治疗病理性骶髂关节疼痛。方法：骶髂关节转移肿瘤患者8例，男4例，女4例；年龄12~83岁，平均53岁。单侧转移5例，双侧3例。肺癌2例，乳腺癌1例，卵巢癌1例，非霍奇金淋巴瘤1例，横纹肌肉瘤1例，骨髓瘤1例，前列腺癌1例。

METHODS: After treatment with percutaneous CT-guided fixation of sacroiliac joint with cannulated lag screw, the sacroiliac joint of the 8 patients became pathologically unstable.

对8例骶髂关节转移肿瘤患者试行在CT引导下经皮微创技术置入空心拉力螺钉稳定病理性骶髂关节不稳。

True or False: A lag screw and a hex head machine bolt of the same diameter will take the same size masonary anchor?

是非题：拉力螺钉和相同直径的机用螺栓是否取自相同的砖石锚栓？

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。