【Location】On the face,in the centre of the tip of the nose.
【Manipulation Method】Puncture obliquely upward 0.3-0.5 cun,or prick with a threeedged needle to cause bleeding.
【Indications】Coma,loss of consciousness,apoplectic,epilepsy,lockjaw,deviated mouth,toothache,nasal obstruction,epistaxis.
【Stratified anatomy】(Fig.1-2)
(1)Skin The skin is distributed by external nasal branch of anterior ethmoidal n..
(2)Subcutaneous tissue There are external nasal branch of anterior ethmoidal n.,dorsal nasal branch of facial a. & v..
(3)Septal cartilage of nose and lateral nasal cartilage Both of them are composed of hyaline cartilage.