1. Chronic back pain patients and disc pain patients
2. A mild case of spinal stenosis
3. Pain is not severe enough to operate, but still persists
4. Patients need surgery, but do not have spare time
5. Nonanesthesia-free disc patients
6. Patients with persistent postoperative pain
7. Patients with persistent pain even after medication, physical therapy, and neuroblocking
8. Seniors or patients who have difficulty operating due to comorbidity such as high blood pressure and diabetes
