骨块

术前均经CT检查显示椎管内有骨块挤入。

Every CT image showed there were bone fragments in vertebral canal before operation .

调整螺栓撑开角度。有全瘫者或CT示有大的骨块突入椎管压迫硬膜囊见椎管变窄大于30%者采用保留棘上韧带半环槽式开窗减压。

The groovy decompression at supraspinal ligament remained with hemi-circle was underwent when paralysis or large bone protruding into vertebral canal to depress the epidural sac or narrowed more than 30 % with CT detection .

腰椎间盘突出症合并椎体后缘骨块的螺旋CT分析

The spiral CT study of lumbar disc herniation with bone pieces at the posterior edge of lumbar vertebrae

鼻窦骨瘤4例，CT表现致密性骨块；

In four cases with osteoma of paranasal sinus , the CT signs were mass with osseous density ;

CAD软件辅助建立自适应螺纹种植体骨块三维有限元模型

Constructing 3-D finite element models of thread dental implant bone block with self-adaptation function by CAD software

垂直切取优于平行切取的骨块强度（P＜0.05）。

The strength of the grafts prepared by parallel cutting decreased significantly as compared with the perpendicular cutting ( P < 0.05 ) .

应用CAD软件在计算机上建立包含修复体上部结构和种植体的下颌后牙区骨块。

A posterior mandible segment with an implant and a superstructure were modeled on a personal computer with CAD software .

骨块本身保留天然BMP及其他活性物质。

The AACR preserves the natural BMP and other alive substance .

X线片复查按Gross治疗原则翻修者假体无松动或移位，未见植骨块吸收或塌陷，未见骨溶解；

No prothesis loosening , osteolysis or visible absorption of bone graft was found in the patients treated by Gross principle .

结果：取自股骨头及胫骨远侧的植骨块强度明显高于取自股骨远侧、胫骨近侧及肱骨头之移植骨（P＜0.05）。

Results : The failure loads of distal tibia and femoral head grafts were significantly higher than distal femur , proximal tibia and humoral head grafts ( P < 0.05 ) .

RF、MRF间接复位椎管内骨块治疗胸腰椎爆裂型骨折

Treatment of Thoracolumbar Vertebrae Burst Fracture by RF / MRF Instrument with Indirect Reduction Bone in Spinal Canal

方法制备CPC/BMP及CPC骨块，扫描电子显微镜观察表面结构。

Methods The surface of CPC and CPC / BMP composite were observed by scanning electron microscope ( SEM ) .

植骨块的应力测试选择压力敏感胶片，分别置于A、B两组C4～C6与植入髂骨块之间，计算出其所受应力大小。

The contact stress of the implanted bone and cervical vertebrae was measured with the pressure-sensitive-film and a relevant measuring system .

自体骨块移植和Bio-Oss骨粉在上前牙区骨量不足种植术中的应用

Autotransplantation with Bone Block and Bio - Oss in Upper Anterior Implant

仿生BCP组织工程骨块重建股骨头骨缺损区的实验研究

Reconstruction of Bone Defect in the Femoral Head by Using Biomimetic BCP Tissue Engineering Bone : An Experimental Study

结论CSLP及ORION钢板能固定节段达到内在的稳定，有利于植骨块的愈合。

Conclusion CSLP and ORION can provide reliable stability for the fixation segments .

我院于1990年1月至今共收治12例髋臼后壁骨折，经X线摄片和CT检查，诊断后壁骨折缺损＞40%9例，脱位5例，半脱位2例，关节内骨块5例。

Twelve cases of acetabular posterior wall fracture ( APWF ) were reported . Of them , associated dislocation 5 cases , subluxation 2 cases , intraarticular fragements 5 cases , the posterior fragment of acetabulum more than 40 % in 9 cases .

结论AOT型钢板适用于骨质条件好，肱骨头关节端骨块骨量多，肱骨大、小结节骨片较大，肱骨干骺端较粉碎的患者。

Conclusion To the patient who has good bone quality , more bone stock in humeral head fragment and tuberosities , it is adequate to use AO T buttress plate .

当植骨块出现吸收塌陷1mm时，非限制性钢板组较限制性钢板组为椎间植骨块分担更多的压力（P<0.01）。

When there was 1 mm bone absorption , the graft load with unconstrained plate was significantly higher than that with constrained plate ( P < 0.01 ) .

结果：随访l～8年植骨块完全愈合，无植入骨块吸收和假体臼松动病例，骨水泥型和非骨水泥型假体与骨床结合稳定。

Result : The results of follow-up 1 ~ 8 years , obtained good bone healing in all patients , none absorption and loosening of cup prosthesis .

方法建立了包含圆柱状V形螺纹种植体的颌骨骨块三维有限元模型，设定螺纹螺距（P）范围为0.5～1.6mm，观察P变化对颌骨和种植体Equivalen（tEQV）应力峰值的影响。

Methods Finite element models of segment jaw bone with a V-shaped thread implant were created . The thread pitch ( P ) was set from 0.5 mm to 1.6 mm . The maximum Equivalent stresses ( EQV stresses ) in jaw bone and in implant were evaluated .

将取自髂骨的植骨块植入C1,2椎板间隙，夹紧连接杆完成固定。

The iliac bone graft was inserted into the space of C1 and C2 , the connecting rod of the clamp was compressed and fixed .

结果植骨块加骨针组经活动后其脱出程度明显减轻，其抗牵引力平均增加1.5kg。

Results The graft protrusion was slight , and the tractive resistance increased by 1.5 kg on average in group B , compared with group A.

忆扩钉对旋转植骨块愈合过程中组织学变化的实验研究

Experimental Research of Memory Expansion Screw for the Torsional Grafting Healing

第8周，植骨块内新生骨小梁周围有明显成骨活动，植骨区内仍可见少量死骨。

A little dead bone still can be seen at 8 weeks .

连枷膝膝前骨块阻挡术力学模型简化与受力分析

Simplified Mechanical Model and Analysis of Anterior Knee Graft of Flail Knees

切除肥大下颌角之骨块用于颏成形术

Genioplasty with being cut bone in the correction of prominent mandibular angle

所有标本的制作及骨块的固定均由同一人完成。

All the specimens were done by the same doctor .

再植12周后取出含牙骨块。

Bone masses including teeth were taken out 3 monthes after replantation .

骨块没有明显的血管供应而且表面光滑。

This fragment had no apparent donor site and had smooth surfaces .