Randomized Controlled Trial of Acupuncture to Treat Bell's Palsy According to Different Stages

Exclusion Criteria

• •facial palsy caused by other disease, such as infectivity multiple radiculitis, tumor which offend temporal bone, cerebral trauma
• •facial palsy combine diabetes, the severe disease of heart vessel, cerebral vessel, liver, kidney, lung, and psychosis
• •patient with Hunt's syndrome
• •patient with facial spasm
• •pregnant women or women in lactation
• •patients are participating other clinical research