Study on the central mechanism of improving cervical vertigo by acupuncture based on EEG-fMRI

INTERVENTION: Sham acupuncture group:Sham acupuncture;Acupuncture Group:Rapid needling with filiform needle;Drug control group:Oral medication; CONDITION: Cervical vertigo PRIMARY OUTCOME: Functional magnetic resonance imaging;Transcranial Doppler;Electroencephalogram; SECONDARY OUTCOME: the vertigo symptom scale;vertigo disability assessment scale;modified cervical vertigo symptoms and function assessment scale; INCLUSION CRITERIA: (1) meeting the diagnostic criteria; (2) between the ages of 18 and 70, of both sexes; (3) stable condition, can complete with Dopler ultrasound examination; (4) those who have not received any other relevant treatment within one week; (5) good compliance, voluntary participation in clinical trials and active cooperation, agreed to sign an informed.consent form.