What is the appropriate distance from the teeth to the tip of an endotracheal tube ? from the nares to the tip for a nasal intubation 牙齿到气管导管头端的核实距离为多少？鼻插管时鼻孔到导管尖端的距离有多少？
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And now we can undertake many nasal endoscopies surgery , such as nasal hemostasia , healing of nasal leaking of central spine fluid ( csf ) , plastid of atresia of posterior naris , depression of optic nerve , excision of nasal or sinus tumor , functional endoscopy sinus surgery , combined surgery of anterior basilar tumor etc 目前我科已进开展了鼻内窥镜下鼻腔止血、脑脊液鼻漏的修补、后鼻孔闭锁成形术、视神经减压、鼻腔鼻窦良恶性肿瘤切除、鼻窦炎鼻息肉切除、 、前颅底肿瘤的联合手术等手术
