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4种新式机用镍钛锉的研究进展 被引量:11

Research progress of four kinds of new type nickel-titanium rostary file
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摘要 根管预备是决定根管治疗成败的关键因素之一。传统的不锈钢器械具有刚度和硬度较大、弹性较差等缺点,容易造成根管偏移,而且根管预备效率偏低。在过去的十几年时间里,镍钛锉已经证明了在根管预备上有着比不锈钢锉更卓越的性能。TF、TF adaptive、Hyflex CM、Waveone是近来出现的4种新型镍钛器械,较传统的镍钛器械在制作工艺、预备流程等方面有所改进,更能维持根管的原形,减少根管偏移,且不容易折断。本文在收集国内外关于这几种新式镍钛器械的临床和实验室研究的基础上,对其设计特点、物理机械化学性能以及根管成形能力作一综述,以便临床医生更好地了解这几种镍钛器械的性能。
出处 《口腔材料器械杂志》 2017年第1期44-48,共5页 Chinese Journal of Dental Materials and Devices
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