The clinical study of Zhao´s thunder fire moxibustion therapy on the type of wind-cold of Bell´s palsy

Bell´s palsy is nonspecific inflammation stylomastoid foramen caused by facial nerve. This is a common disease of self limiting, non progressive. The incidence rate of about 30/100000[1], clinical manifestations include dry eyes, dry mouth, and taste disorders or loss, Hyperacusis, incomplete eyelid closure, numbness of the mouth droop ^{[2, 3]}. Risk of ear and facial pain is rare ^{[4, 5]}. The prognosis is good, there is some 70% with or without treatment within six months to fully recover. But still some 30% in patients with Bell paralysis sequela and residual facial paralysis (29%), contractures (17%), and hemifacial spasm or associated with sports (16%) ^[1]. The use of traditional Chinese medicine and acupuncturetherapy is effective, but the clinical study of Zhao´s thunder fire moxibustion treatment of Bell palsy is lack of evidence. In this study, Zhao´s thunder fire moxibustion cure coldBell´s palsy, observation of clinical efficacy, and explore the possible mechanism of its effect.