nonunion是什么意思？

nonunion

例句

• Conclusion Steel reamed intramedullary interlocking nailing can reduce nail failure, delayed union and nonunion nail. 结论正确合理地使用钢制扩髓带锁髓内针治疗新鲜股骨干骨折,可以明显减少锁定失败 、 骨折延迟愈合、不愈合的发生.
• Objective To assess causes of nonunion after internal fixation of clavicular fractures. 目的探讨锁骨骨折内固定术后骨不连的原因.