Two techniques are used to get denervation: injection of neurolytic drugs( alcohol or phenol) or neurotoxic drugs(capsaicin or butolinum A), ...

• 去神经的方法包括注射神经溶解性药物(酒精或酚)、灌注神经毒性药物(辣椒辣素或肉毒素A)和外科手术切断。