目的：观察骨延长术对血清微量元素的影响。
Objective: To observe the effect of bone lengthening on the serum trace elements.
方法：胫骨远端骨骺牵伸延长术、胫骨下端截骨延长术。
Methods: Distal tibia osteotomy lengthening and epiphysis distraction lengthening operation.
而骨延长术需要特殊的技术和设备，并且往往会引起针道的感染和骨不连。
The latter technique requires specialized training and equipment, and is often associated with complications including pin-track infections and nonunion.
可根据骨延长术的需要进行各个方向和各种角度的调节，以随时调整肢体长轴线。
They can be adjusted in several directions to correct the axis of limb in limb lengthening.
结论眶骨延长术可造成山羊眶骨侧向移位，有可能成为治疗眼球过度突出的方法之一。
Conclusion Obital bone of goat can move laterally by distraction, it may become one of methods to cure over protrusion of eye ball.
方法设计制作骨盆支撑内固定钉，行小儿麻痹后遗症下肢短缩畸形，髂骨截骨延长术内固定32例。
Methods 32 cases of polio sequela were treated by internal fixation with self designed pelvic strut nailing.
结论植入带锁髓内钉后进行骨痂延长术是治疗儿童股骨骨髓炎后骨缺损的良好方法。
Conclusions it is a good method to treat bone defect following children femoral osteomyelitis with callus lengthening after interlocking nail implantation.
结论骨痂延长术是治疗肱骨大段骨缺损性骨不连较好方法。
Conclusions Callus lengthening is a good technique for humeral large segment defect nonunion.
方法应用带锁髓内钉植入后进行骨痂延长术修复21例因化脓性骨髓炎导致的股骨骨缺损。
Methods 21 cases of femoral defects following children osteomyelitis were treated with callus lengthening after interlocking nail implantation.
大粗隆延长截骨在髋翻修手术中可以帮助充分暴露术野，取出固定良好的骨水泥和非骨水泥股骨柄，同时截骨愈合良好。
Extended trochanteric osteotomy is useful in hip joint revision. After osteotomy femoral prosthesis and cement could be taken out easily, and the osteotomy site could be healed easily.
大粗隆延长截骨在髋翻修手术中可以帮助充分暴露术野，取出固定良好的骨水泥和非骨水泥股骨柄，同时截骨愈合良好。
Extended trochanteric osteotomy is useful in hip joint revision. After osteotomy femoral prosthesis and cement could be taken out easily, and the osteotomy site could be healed easily.
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