A Clinical Study on the Efficacy of Cognitive Distraction Focus Relaxation Therapy Based on MR

Inclusion Criteria: 1. 18-85 years old male and female; 2. Patients clinically diagnosed with chronic pain; 3. Chronic pain lasts for more than 3 months; 4. The average intensity of pain in the past month is 40mm and above (VAS); 5. Willing to abide by the relevant regulations of the experiment; Exclusion Criteria: 1. Serious cognitive impairment; 2. Current or previous diagnosis of epilepsy, dementia, migraine or other neurological diseases may hinder the use of mixed reality or have adverse effects; 3. Symptoms of nausea or dizziness; 4. Sensitive to luminous screens; 5. No stereo vision or severe hearing impairment; 6. Eye, face or neck injuries, which hinder the comfortable use of glasses; 7. The evaluated patient GAD-7 questionnaire 10 points and above, PHQ-9 questionnaire 10 points or above; 8. Have used VR or MR and other related devices to treat pain; 9. Other clinical studies have been completed now or recently (the past 2 months); 10. Currently pregnant or planning to get pregnant during the study; 11. At present, or some immediate family members work in a digital health company or pharmaceutical company that provides acute and chronic pain treatment.