What is Radiofrequency Ablation? Radiofrequency ablation is a medical treatment technique in which a radio wave generates an electric current which is used to heat up a particular area of nerve tissue which decreases the pain signals from that specific area. Uses of Radiofrequency Ablation: Radiofrequency Ablation is using to treat severe chronic pains. These include: Incessant headache pain such as a migraine. Post-traumatic headaches. Trigeminal neuralgia (facial pain during chewing, speaking or brushing the teeth). Varicose Vein Treatment (Swelling of blood vessels). Heavy legs with itching. Pain after a dental procedure. RFA is also using to reduce the pain in bones, spine, knee, liver, heart, kidney, brain, breasts, and soft tissues. Radiofrequency Ablation is using to treat many types of liver cancer, including major one’s hepatocellular carcinoma and colon cancer. This technique is the most effective solution for treating tumors which are less than two centimeters in diameter.