[摘要] 超声技术是近年来应用于监测骨延长的技术。超声技术可以更早地监测到延长区新生骨痂的形成，并对骨痂形成各个阶段有着更具体的分析，同时超声技术可以监测延长区域的血流，并且可以避免很多并发症的发生。以下将对超声技术监测骨延长的价值作一综述。

    [关节词] 牵拉成骨；骨延长；超声；骨再生

    [中图分类号] R445.1 [文献标识码] A [文章编号] 1673-9701(2017)15-0165-04

    [Abstract] In recent years， ultrasonography technique was applied to monitor bone lengthening. Ultrasonography can detect the formation and maturation of the new callus earlier， and analyze it more detailed. Ultrasonography technique also can monitor the blood flow of lengthing area ......