Both "Bi（痹） " and"Wei（痿） "are important concepts in Chinese medicine theory. Recent studies discussed much more about etiology and pathology

classification of syndrome differentiation and clinical treatments.However

studies on mining and utilization in unearthed documents has not been involved yet. Based on "Bi"and"Wei"symptoms in pre-Qin and Han dynasties’ bamboomsilk medicine books

and through reviewing its medical connotations

this paper found out that "Bi"and "Wei"were com Bined term in Qin and Han dynasties

and their connections were reflected in symptoms

but distinction in etiology and pathology. Meanwhile

this paper found that theory of Bi syndrome is closely connected with meridians. The throat and four limbs are pathways for communication with outside. In terms of treatment

the technics in that times have involved herbs

Daoyin

and moxibustion

and these methods can be used for reference in modern clinical treatment of Bi syndrome and Wei syndrome.