琴神》是以《灵枢》五音理论为指导的古琴、古筝调脉法。琴神之理法，尽在《灵枢》。《阴阳二十五人》、《五音五味》的题目，已经透露玄机。二十五为五行互含之数，五音与五味并提，是谓音可代药，音药是也。然而，《灵枢》之五音，文如天书，甚是难解。聪明如御医黄元御也只好叹之曰“难可强解”。

"Pentatonic Power-Five Tone Theory"

is guided by the Five-Tone Theory from

Lingshu

and employs the guqin and guzheng to regulate the body's meridians. The principles and techniques of the Divine Melody are fully rooted in

Lingshu

. The chapters "Yin-Yang and the Twenty-Five Types of People" and "The Five Tones and Five Flavors" already hint at the profound mystery.