[Comparative study of orthopaedic robot-assisted and arthroscopy-assisted treatment of Rockwood type <b>Ⅲ</b> and <b>Ⅳ</b> acute acromioclavicular dislocation]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiChen L, Li L, Yuan Y, Guo W.
europepmc +1 more source
[Research progress on medial support augmentation techniques for proximal humeral fractures]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiHe P, Zheng Y, Kong L, Liu H, Chen H.
europepmc +1 more source
, 2017 在现代制造领域中，相对于其他打孔技术而言，例如电火花线切割加工、切削、CNC、传统钻孔等，激光打孔是一项精确可控的打孔技术。与其他传统打孔技术相比，激光打孔技术具有尺寸精度高、孔型精确和加工效率高等优点，使其具有明显优势。由于电子、计算机、汽车零部件加工、重型机械、航空航天和通信等行业的快速增长，激光打孔技术在工业上得到了广泛应用。本实验研究了离焦量和其他工艺参数的影响、Nd:YAG毫秒脉冲激光打孔工艺的优化、工艺参数对进/出口孔型的影响、热影响现象以及辅助气体的影响 ...
SAAD NAWAZ
core
[Lapidus arthrodesis combined with middle metatarsal base rotation osteotomy in treatment of hallux valgus with metatarsus adductus]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiShang L +7 more
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Jianzhu Gangjiegou Jinzhan为研究新型自攻螺钉连接的压型钢板-超高性能混凝土（ultra-high performance concrete， UHPC）组合连接件的抗剪性能，对15组组合连接件开展了推出试验研究，测试并分析了自攻螺钉的直径、埋深、埋深与直径比值（长径比）及间距等参数对连接件抗剪承载性能的影响。试件所用压型钢板厚度为1.2 mm。结果表明：自攻螺钉直径、长径比对连接件的破坏模式与抗剪承载力影响显著；当螺钉直径较小（4.2 mm、4.8 mm）时，螺钉的横截面相对较小，连接件发生自攻螺钉剪断破坏；当螺钉直径较大（5 ...
万家恺 +5 more
doaj
[Effectiveness of composite loop plate around coracoid process for reconstructing coracoclavicular ligament in treatment of Rockwood type <b>Ⅲ</b> acute acromioclavicular joint dislocations]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiHe H +5 more
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Jianzhu Gangjiegou Jinzhan为探究薄钢板机械咬合螺栓抗剪连接的受力性能，设计了12个具有不同垫圈形状和预拉力的机械咬合螺栓连接试件和普通螺栓连接试件，并开展了受剪破坏试验。试验结果表明机械咬合螺栓连接试件的薄钢板在咬合部位发生受拉破坏，而普通螺栓连接试件的薄钢板出现孔壁承压破坏，且机械咬合螺栓连接的受剪承载力显著高于普通螺栓连接的受剪承载力。分别建立了机械咬合螺栓连接和普通螺栓连接的精细有限元模型，根据受剪试验结果验证了模型的准确性，进一步探究了垫圈直径、螺栓直径、钢板厚度和咬合深度对机械咬合螺栓连接受剪承载力的影响规律 ...
袁焕鑫, 邱鑫, 杜新喜
doaj
[Application progress of customized steel plates in osteotomy and orthopedic treatment of knee osteoarthritis]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiJia J, Ma J, Ma X.
europepmc +1 more source
[Study on the effect of superficial layer damage on cartilage retention performance]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za ZhiHan Z +5 more
europepmc +1 more source
[Advances in early repair and reconstruction of severe limb injuries]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiXu Y.
europepmc +1 more source