子午流注纳甲三步推算法

The three-step estimation of moon tidal flow Naja-Law

子午流注纳甲法是一种按时取穴的推算方法，是中医时间治疗学的典范。子午流注纳甲法的推算方法繁琐，限制了其临床应用。笔者在多年教学中将其总结为三步推算法，首先推算当天的天干，根据天干与经脉的配合关系确定值日经，再按经生经、穴生穴规律，推出开取的其他五输穴；取穴时辰用地支推算。经教学使用效果良好，易学易懂，便于掌握。

Moon tidal flow Naja-Law is a calculating method for choosing acupoint according to time, is a model of chronotherapeutics of TCM. But because the Najia method of calculation is complex, the clinical application is limited. The author based on years of teaching experience, summed up the calculation procedure of three steps： the first step, calculating the heavenly stems, determining the relationship between duty in accordance with the heavenly stems and the meridians; the second step, according to the rules of acupoints, deducing five transporting points; the third step, calculating the acupoint hour.