柱骨
- 网络stylopodium;styloideum;columellae
![柱骨](../cache/1401043.jpg)
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髋臼后柱骨皮质内斯氏针长度(即逆行拉力螺钉的长度)为(131.2±8.9)mm。
The mean length of the Steinmann pin in the posterior column ( the mean length of the retrograde lag screw ) was ( 131.2 ± 8.9 ) mm .
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目的设计经皮椎弓根植骨器械,用于胸腰椎骨折微创椎体内植骨,填充前中柱骨缺损。
Objective To develop a percutaneous and transpedical interbody bone grafting apparatus for vertebral bone defect reconstruction in thoracolumbar fracture correction via minimally invasive operation .
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术后CT示椎体内前中柱植骨范围大而均匀,密度增加。
CT showed large bone grafting area with increased density in the vertebral body corrected with this apparatus .
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方法:采用后路楔形三柱截骨联合AF内固定系统手术治疗14例脊柱后凸畸形。
Methods : 14 cases of spinal kyphosis were treated by wedged three-columniation-osteotomy and AF pedicle screw system fixation through posterior procedure .
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自体柱状骨软骨移植修复股骨头软骨缺损的实验研究
A Experimental Study on Repairing Cartilage Defects of the Femoral Head by Cylindrical Osteochondral Autologous Transplantation
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方法:设计了一套特殊器械,从髂骨上取出圆柱状骨块并用螺纹成形器制成螺纹柱状骨块。
Method : A set of special instruments was designed , a threading tool can make a threaded Cylindrical bone from the iliac crest .
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[方法]后路横形多节段后、中柱截骨经椎弓根钉棒系统长节段三维内固定。
[ Method ] All cases were treated with multisegments osteotomy of central and posteior spine columns and pedicle long segment fixation from posterior .
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很多骨小梁被破坏,主要表现为柱状骨小梁断裂,使拱形结构的完整性明显减弱,骨小梁上出现有多处的微骨折。
A lot of trabecular bone is damaged , cylindrical trabecular bone is fracture , so that the integrity of the arch structure apparently disappeared , and many of the micro-fracture can be seen on Trabecular bone .
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腰椎滑脱行RF钉复位的固定,横突间植骨,这种后柱的植骨能否稳定脊柱值得商榷。
Whether RF pedicle screw with bone graft between transverse process in spondylolisthesis could miantian spinal stability remain for further discussion .
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结果术后X线片显示,CHC固化后充填在椎体中前柱,与骨界面结合紧密,椎体的高度平均恢复到80%~100%(95%±3·6%)。
Results CHC was filled in the middle and anterior part of the fracture vertebra , and the interface was compact between CHC and bone . The height of fracture vertebra restore to 80 % ~ 100 % ( 95 % ± 3.6 % ) .
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柱状根骨内种植义齿无限元法受载应力分析
The study of stress to endodontic endosseous implants with infinite element method
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椎体间自体螺旋柱状植骨融合术
Interbody fusion with threaded cylindrical bone graft
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目的:研究柱状根骨内种植义齿根尖部应力集中区域不同组织界面的应力分布情况,以优化种植义齿设计。
Objective : To study the precise stress distribution in the apical foramen area of endodontic endosseous implant .
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目的:比较单纯环锯减压柱状植骨与椎体次全切除块状植骨加内固定治疗单间隙脊髓型颈椎病的效果。
Objective : To compare the value between subtotal resection of vertebral body with internal fixation and simple trephine decompression in treatment of single level CSM .
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方法:在二维柱状根骨内种植义齿有限元法分析基础上,将模型左、右根尖孔区域选定为无限元区域重新建立模型进行分析。
Methods : Based on the analysis of two dimensional endodontic endosseous implants model with finite element method , left and right areas beside the apical foramen were selected as infinite domains including implant dentin and ligament sections .
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结论骨柱髓内植骨,具有良好的支撑、固定和促进骨折愈合作用。
Conclusion Inserting the bone column is good at support and fixation for femoral neck fracture . It could lead bone to heal .