Objective: To study the best catty points, direction and length of screw in acetabular anterior column lag screw technique.
目的：研究破臼前柱拉力螺钉内固定技术中螺钉的最仕进钉点、方向和长度。
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？
Because of the difficulty in modeling, the uncertainty and time lag of slide valve in series - parallel connection screw compressors system, the paper presents a control project based on the combination of expert rules and PID algorithm to solve the stabilization and speediness contradiction of the suction - exhaust pressure under various loads.
针对串并联螺杆压缩机系统中的模型难以建立、能量滑阀的不确定性和时间滞后等问题，为解决压缩机吸排气压力在各种负荷变化时稳定性和快速性的矛盾问题，该文提出了一种专家规则与PID控制算法结合的控制方案，运用MATLAB对系统中控制回路进行仿真。
Objective:To study therapeutic effects of application of CT to the treatment of sacro-iliac joint dislocation with lag screw.
目的：探讨CT引导下置入螺钉治疗骶髂关节脱位的方法。
Objective: To provide anatomical basis for the placement of retrograde lag screw in the posterior column of acetabular.
目的：为逆行髋臼后柱拉力螺钉内固定提供解剖学基础。
Objective To evaluate the feasibility and result of application of lag screw osteosynthesis in condylar fracture.
目的 评估髁突骨折轴向拉力螺钉复位技术的临床可行性及治疗效果。
Conclusions: Internal fixation of the acetabular posterior column fracture by lag screw placement via the midpoint of lesser sciatic notch is reliable, easy to perform.
结论：经坐骨小切迹中点行后柱拉力螺钉内固定术，具有创伤小，操作简便、内固定可靠等优点。
Objective: To provide anatomic data for the application of lag screw osteosynthesis in condylar fractures.
目的：为下颌骨髁状突骨折轴向拉力螺钉复位固定技术提供解剖学基础。
CONCLUSION: Both common screw fixation and Herbert lag bolt fixation can reach better reduction and compression, which is beneficial for healing and plerosis of cartilaginous.
结论：普通螺丝钉固定和Herbert螺钉固定均能达到较好的复位和加压效果，有利于软骨的愈合和修复。
Internal Fixation with the Combined Hook pin and Lag screw for the Treatment of the Femoral Neck Fracture A Report of 14 cases
钩钉&加压螺钉内固定治疗股骨颈骨折14例报告
Model establishment of posterior column fracture of the acetabulum and biomechanical evaluation of the stability between plate and lag screw internal fixation
髋臼后柱骨折模型建立及髋臼后柱骨折钢板内固定和拉力螺钉内固定稳定性比较
Conclusions: Lag screw internal fixation in the posterior column of the acetabulum is possible.
结论：髋臼后柱拉力螺钉内固定是可行的。
Lag screw may be used in different entering angle and length in different region on acetabular posterior column.
在髋臼后柱的不同区域螺钉应采取不同的进钉角度和深度。
Fix Quantify Topographical Anatomy Research of Acetabular Posterior Column Lag Screw Together with Plate Techniques and Ilium
髋臼后柱内固定技术和髂骨的局部定量解剖学研究
Applied anatomy of lag screw placement internal fixation in posterior column of acetabulum via lesser sciatic notch
经皮坐骨小切迹拉力螺钉内固定髋臼后柱骨折的应用解剖与临床应用
Applied Anatomy of Percutaneous Retrograde Lag Screw Fixation in the Posterior Column of the Acetabulum
髋臼后柱逆行经皮拉力螺钉固定的应用解剖
Conclusions Open reduction and rigid internal fixation with lag screw is the chief method of treating coronal fractures of the femoral condyle. Anterolateral/anteromedial approaches are ideal for fractures of type ⅰ and type ⅲ, and posterolateral/posteromedial approaches are ideal for type ⅱ.
结论切开复位拉力螺钉内固定是治疗股骨髁冠状面骨折的主要方法，Ⅰ、Ⅲ型骨折宜用前外侧或内侧入路，Ⅱ型骨折则宜用后外侧或内侧入路。
CONCLUSION: C2 pedicle lag-screw, C2 pedicle screw associated with C3 lateral mass screw are safe, effective in the treatment of Hangman fracture, which can to retain the function of upper cervical spine as great as possible.
结论：C2椎弓根拉力螺钉，C2椎弓根螺钉结合C3侧块螺钉治疗Hangman骨折，安全、有效，可以最大程度上保留上颈椎的生理功能。
AIM: To define the indications of C2 pedicle lag screw or C2 pedicle screw associated with C3 lateral mass screw to treat Hangman fracture, and evaluate the clinical applications.
目的：探讨C2椎弓根拉力螺钉、C2椎弓根螺钉结合C3侧块螺钉选择性治疗Hangman骨折的适应症并评价其临床应用价值。
Surgical reduction of condylar fracture using lag screw
下颌骨髁突骨折轴向拉力螺钉复位固定的应用研究