Navel therapy is a form of moxibustion, in which a container holding a burning moxa stick is placed over the patient's navel. It is mentioned as long ago as in the 4th-century TCM classic Zhou Hou Bei Ji Fang. (" Handbook of Prescriptions for Emergencies ").
薰臍是利用燃燒中的艾條，隔著容器放在肚臍上薰灸，屬於針灸中的灸法，早在公元三百年中醫典籍《肘後備急方》即有記載。