寰椎的

A combination of Gallie or Brooks techniques and 2 posterior transarticular screws has been shown to be effective for atlantoaxial arthrodesis.

背景概要：Gallie 或Brooks技术和两后路关节螺钉结合已被证明是有效的寰枢椎固定方案。

OBJECTIVE: To investigate the biomechanical characteristics of the neotype shape memory alloy cervical hook for atlantoaxial instability.

目的：测试新型形态记忆合金颈椎夹钩治疗寰枢椎不稳的生物力学稳定性。

Based on the biomechanical characteristics of memory alloy and determination of atlantoaxial data, a neotype shape memory alloy cervical hook was designed to treat

本科充分利用记忆合金的形状记忆效应和力学特性，通过对国人寰枢椎数据测定，自行设计了一种符合寰枢椎解剖学及生物力学特征的弹性颈椎夹钩。

Objective. To report an adult case with Down syndrome, in whom infection-related atlantoaxial subluxation developed.

目的：报道一例成人唐氏综合症患者，发生与感染相关的寰枢椎半脱位。

Objective: To study the pathogenic mechanism, clinical manifestation, diagnostic criteria, treatment mechanism and therapeutic effect of atlantoaxial subluxation in children.

目的：探讨儿童寰枢椎半脱位的发病机理、临床表现、诊断标准、手法治疗机理和疗效。

Objective: To study the clinical significance of axis transverse foramen in the etiology of the vertebral artery insufficiency after cervical rotational movement.

目的 ：探讨枢椎横突孔结构在转头引起寰枢段椎动脉狭窄或闭塞的临床解剖学意义。

Method］Eighteen cases performed Vertex technique were included in this study. The early complications included vertebral artery injury (2 cases), logagnosia (1 case), anopsia(1 case), hematorrhea (1 case) and wrong instrumentation (1 case).

方法］对18例齿状突骨折伴寰枢椎脱位中的5例6项术中和术后早期发生的椎动脉损伤、失语、失明、大出血、置钉错误等并发症的原因进行分析，避免并发症的发生。

Objective To evaluate diagnostic value of spiral CT reconstruction in atlantoaxial injuries.

目的 探讨螺旋CT重建技术对寰枢椎损伤的诊断价值。

Objective: To evaluate the biomechanical stability of C1-C2 pedicle screws fixation technique for atlantoaxial instability.

目的：评价寰枢椎后路椎弓根螺钉钢板固定的生物力学稳定性。

Objective: To evaluate safety and reliability with freehand technique of posterior lateral mass screw implantation in the treatment of atlantoaxial instability.

目的：评价寰枢椎后路侧块和椎弓根螺钉徒手置入技术的安全性和可靠性。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。