Overview
Pharmacological
alcohol or phenol is used to damage the nerve causing pain,
Radiofrequncy nerve ablation techniques, Conventional Radio Frequncy: 50-500 kHz alternating current at 80-90 ºc.
Pulsed Radio Frequency: Below 43 ºc, 50 kHz current of 2Hz frequency for 60-90s 20ms pulses used to stun the nerves
Cryoblation is also sometimes offered.