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动态光谱法对提高近红外无创血液成份检测精度的理论分析

Keywords: 血糖浓度无创检测动态光谱测量精度

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Abstract:

近红外光谱无创血液成分检测因测量方法具有优越性,已经成为生物医学领域的研究热点之一.但除血氧以外,目前还没有进入临床应用的报道,其原因在于个体差异和测量条件对检测精度的影响.研究了一种不同于传统的新检测方法一动态光谱法可使测量精度提高.先从检测原理出发,研究了传统的近红外无创血液成分测量过程中产生误差、造成测量精度较低的因素;再分析了动态光谱法对这些因素的抑制或克服.从理论上得到了动态光谱法可以大大提高血液成分无创检测精度的结论,为基于光谱法的无创血液成分检测的临床应用提供了条件.

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