The pain department is a medical unit that diagnoses painful diseases and certain non-painful diseases, and treats such diseases with minimally invasive – nerve block therapy, interventional therapy and other specialized treatment methods, combined with the use of drugs and other comprehensive measures. The pain department mainly treats the following diseases: i. Acute pain: postoperative pain, examination pain, abortion pain, and symptomatic pain of other diseases, etc. Common chronic pain: 1. head, neck, shoulder and upper limb pain: migraine, myogenic headache, cervical headache (dizziness), cervical spondylosis, neck, shoulder and upper limb pain and back discomfort; 2. bone and joint pain: lumbar and leg pain, lumbar disc herniation, spinal stenosis, degenerative spondylosis, intervertebral joint pain, knee pain, heel pain, temporomandibular joint disorder, degenerative osteoarthritis, costal chondromalacia, caudal bone pain; 3. 3, various neuropathic pain: trigeminal neuralgia, herpes zoster and post-herpetic neuralgia, sciatica, intercostal neuralgia, pain after nerve injury, diabetic neuralgia, phantom limb pain, post-amputation stump pain, etc.; 4, muscle and soft tissue pain: acute and chronic lumbar sprain, lumbar muscle strain, supraspinous (interspinous) ligamentitis, lumbodorsal myofasciitis, myofascial pain syndrome, tenosynovitis Soft tissue injury; 5, vascular regulatory pain: Raynaud’s syndrome, Berger’s syndrome, erythema limb pain, etc. 6, rheumatic pain: ankylosing spondylitis, rheumatoid arthritis, fibromyalgia syndrome and gout, etc.; 7, cancer pain; 8, mental (psychological) pain: hysteria, somatization disorders, etc. Third, non-painful conditions such as facial spasm, facial nerve palsy, intractable eruption, etc.