髓内钉远端锁定鸳鸯针技术PPT课件

FractureFixion Complications(FFCs)Ditails of intraoperative complication:Poor intraoperative fracture reductionDistal locking screw problemProblems with guide wiresDifficulty with nail insertionReaming of the shaft in addition to proximal fragmentHammeringDownsizing of the sideDifficulties with insertion of the bladeDifficulties with application of the end caplatrogenic fracture at nail insertion siteLoss of reduction with nail insertionDifficulty to measure blade lengthTechnical problems with installation devicesRelevant bleeding complication误锁原因1主钉螺栓松动2锁钉导航螺栓松动3套筒未贴附股骨骨质4钻头或导针弯曲5主钉摆动问师傅怎么办？查书查文献我们先打开单侧皮质，钻头到达对侧皮质后，透视验证是否经过锁孔，然后穿通对侧。