中鼻道病变是鼻窦病理的主要原因 ,所以鼻腔滴药只有滴入中鼻道才能凑效 ,一般有三种头位滴鼻法 ,即头后仰位、叩头位 (头低位 )和仰卧垂头位。此三种头位滴鼻 ,病人均感觉不适 ,而且只有仰卧垂头位能使药液进入中鼻道。下面介绍用白色液状乳汁滴鼻液 ,在防腐尸头进行三种头位 Nasal pathology is the main reason for sinus pathology, nasal drops of medicine only drip into the middle nasal passages to work together, there are three kinds of head dripping nose method, namely, head back position, kowtow position (head low) and supine head Bit. The first three kinds of head dripping nose, the patient feels uncomfortable, but only supine head position can make the liquid into the nasal passages. The following describes the white liquid milk nasal drops, anticorrosive cadaver head for three kinds of head