固定方法有：前环骨折采用钢板固定；后环骨折分离采用骶骨棒，四孔方形钢板，松质骨螺钉固定。
The methods include posterior ring internal fixation by using sacral bars, four-hole square plates or cancellous screws with anterior ring fixed by plates.
目的：探讨髋臼在其前、后柱上的投影和螺钉放置的安全范围。
Objective: to investigate the X-ray projection of acetabulum on its anterior and posterior column and to develop a safe area for screw placement.
目的：为髋臼前柱拉力螺钉内固定提供解剖学基础。
Objective: to provide anatomical basis for the placement of lag screw in the acetabular anterior column.
方法：骨盆前环外固定支架固定，骨盆后环经皮骶髂空心螺钉固定治疗骨盆骨折。
Methods: the fractured pelvis was fixed by external support at the anterior ring and percutaneous sacroiliac canulated screw at the posterior ring.
连杆螺钉在加工完成后成品交验前，要求进行预拉伸试验。
Before completing linkage screw in the machining, finished products are needed to do the pre-tensile test.
背景：椎弓根螺钉贯穿脊柱前中后三柱，具有三维矫正作用，已成为标准的脊椎后路内固定方法。
BACKGROUND: Pedicle screw which passes through the three columns and has three-dimensional correction function, which has quickly become the standard posterior spinal internal fixation.
安装量规部件前旋紧制动螺钉。
从手套箱内门板上拆下两个前盖螺钉，两个锁闩螺钉和一个把手螺钉。
Remove the two bezel screws, two latch screws, and one handle screw from the glove box inner door panel.
结论：髋臼前柱拉力螺钉技术具有创伤小、固定强度大等优点，在某些髋臼骨折中应用具有明显的优势。
Conclusions: acetabular anterior column lag screw technique has advantages such as low trauma, high strength of fixation, when being applied in some types of acetabular fractures.
目的：研究髋臼前柱拉力螺钉内固定技术中螺钉的最佳进钉点、方向和长度。
Objective: To study the best entry points, direction and length of screw in acetabular anterior column lag screw technique.
缸筒与前、后端盖，用固定螺钉和橡胶密封圈固定且密封。
The cylinder and the front and rear end caps are fixed and sealed by fixed screws and rubber packing rings.
目的研究髋臼前柱钢板内固定技术中螺钉的最佳进钉点、方向和长度，预防发生螺钉穿入关节内的严重并发症。
Objective to study the best entry points, direction and length of screw in acetabular anterior column plate technique, and to prevent the serious complications of screw penetrating the joint surface.
目的测试骶骨螺钉经上终板固定技术的生物力学性能，并与经前皮质固定技术比较。
Objective To measure and compare the biomechanical properties of two different types of sacral screw fixation either through the superior endplate or anterior cortex.
结论：对于在椎弓根螺钉放置前术中评估椎弓根螺钉进针骨通道而言，骨内超声检查一项很可靠的技术。
Conclusion. Intraosseous ultrasound is a highly reliable technique for the intraoperative assessment of pedicle screw holes before pedicle screw placement.
结论：一定角度范围内的前下后上型骨折可使用齿突螺钉固定进行治疗。
Conclusion: Anterior screw fixation is feasible for type II odontoid fracture with certain fracture line extends from anteroinferior to posterosuperior.
可通过两侧端盖上的调整螺盖来进行，调整前应松开紧定螺钉，调整后拧紧。
It can be adjusted by the adjusting screw caps located on the head covers of both sides. Loose the locking screws beforehand, then re-tighten them after.
前、后端盖利用螺钉及止口固定，同时将转子总成固定。
The front end cover and the rear end cover are fixed by screws and rabbets. Meanwhile, the rotor assembly is fixed.
并设计出髋臼前柱螺钉固定导向器。
The device for the safe screw placement in the anterior column was designed.
目的为经髋臼前柱螺钉固定提供解剖学依据。
Objective to provide the anatomic basis for the lag screw placement in the anterior column of the acetabulum.
目的：探讨髋臼前柱的解剖学结构和螺钉放置的安全角度范围。
Objective:To investigate the anatomical configuration of the anterior column of the acetabulum and to fine a safe path for screw placement into it.
目的应用优化计算机辅助解剖测量技术，为经皮逆行髋臼前柱螺钉内固定术提供解剖学基础。
Objective to investigate the optimization technique for computer aided measurement and provide anatomical data for the retrograde acetabulum anterior column screw percutaneously.
目的应用优化计算机辅助解剖测量技术，为经皮逆行髋臼前柱螺钉内固定术提供解剖学基础。
Objective to investigate the optimization technique for computer aided measurement and provide anatomical data for the retrograde acetabulum anterior column screw percutaneously.
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