Manual Spinal Massager Single Head 10 Levels Spine Correction Portable Spine Adjustment Massage ToolBlue Item Type: Spine Correction Massager Material: Stainless Steel  Function: 1. Body Massage: Provide stable and powerful force, more effective, more comfortable massage 2. Suitable for scoliosis, thoracic and spinal pain, can be used for joint relief, cervical adjustment, thoracic massage, cervical massage, whole body massage 3. Physical pressure massage principle: imitate the human hand massage, adjust the bone, straight spine, make people energetic. Can contact with the skin below 2.3cm, effectively adjust the bones, massage once, the relaxation time is longer. Will provide stable and powerful strength, more effective, more comfortable. Strength Adjustment: 30N, 60N, 90N, 120N, 150N, 180N, 210N, 240N, 270N, 300N Indication Symptom: 1.Cervical syndrome: headache, dizziness, insomnia, limited neck mobility, neck pain, arm numbness, neck movement disorder. 2.Thoracic syndrome: back pain, shortness of breath, poor appetite, gastrointestinal disorders. 3.Lumbar syndrome: acute and chronic low back pain, lumbar disc herniation, legs and feet numb. 4.Pelvic syndrome: sacroiliac joint subluxation, sciatica, toe feet. 5.Scoliosis: the prevention of regressive lesions of the conventional spine health. Contraindication: 1.The eyes and the surrounding area, the myocardium, the spinal cord, the gonads, the kidneys and the liver.  2.Blood disorders, coagulation problems or the use of anticoagulants.  3.Polypus in the area of treatment.  4.Thrombosis.  5.Tumor diseases. 6.Polyneuropathy.  7.Growing cartilage in children.  8.Therapy using corticoids.  9.Inapplicable on areas in proximity to large nerve bundles, bundles, blood vessels, the spinal cord and the head. 10. Heart disease, diabetes, pregnant women, and other major diseases.