Study on the effect of high energy laser combined with cervical massage on cervical spondylosis

INTERVENTION: HILT group:HILT group : on the basis of basic treatment, point irradiation was selected. The single point irradiation time was 60 s, and the pain points were carried out in turn, 10 min per day, 5 days / week, for a total of 3 weeks.;combination group:Combined group : on the basis of the treatment of HILT group, combined with cervical massage therapy, first rela Xthe neck muscles as a whole, then find out the pain points, and click on the pain points and neck Bailao, shoulder well, Dazhui, Ashi points, etc., a part of 6‐10 S, continuous 3 times, then the cervical joint loosening manipulation, and finally a comprehensive relaxation. Each time 20 min, 5 days / week, a total of 3 weeks.; CONDITION: cervical spondylosis PRIMARY OUTCOME: Co‐contraction rate ( CR ) of muscles around neck : Root mean square ( RMS ) and integrated electromyography ( iEMG ).; SECONDARY OUTCOME: visual analogue scale;Neck Disability Inde X( NDI );Cervical range of motion ( ROM ); INCLUSION CRITERIA: 1. Meeting the diagnostic criteria of cervical spondylosis in the ' Summary of the Third National Symposium on Cervical Spondylosis; 2. Simple cervical spondylosis, the lesion is clear ; 3. 20‐60 years old and no cognitive impairment ; 4. Cooperate with treatment and sign informed consent ; 5. There was no history of other drug treatment 2 weeks before treatment.