Xuanfu theory is the development and exploration of Chinese medicine visceral manifestations theory in micro field. Taking glomerular filtration barrier as an analogy with Xuanfu of kidney

the authors further propose that the disease forms of kidney Xuanfu include Xuanfu depressive close

opening-dispersing excess and Xuanfu withered close. Moreover

the authors take examples of pungent-flavor wind herbs application to explain the effect in treating kidney Xuanfu diseases. Especially when wind-dampness invades kidney and kidney Xuanfu opening-dispersing excess

pungent-flavor wind herbs could be used to tonify by dredging.