The first thing is a portable video laryngoscope.

第一件东西就是便携式视频镜。

For chronic laryngitis, though, laryngoscopy can be useful.

但对于慢性炎，镜很有价值。

Indirect laryngoscopy may show oedema and congestion of supraglottic structure.

间接镜检查可见声门上结构肿胀和充血。

This examination is avoided for fear of precipitating complete obstruction.

尽量避免镜检查，免造成完全阻塞。

The main purpose is to ensure that there's no sign of a laryngeal cancer.

做镜的主要目的是确认没有癌。

Okay, let's get laryngoscope, ET tube and Ambu bag on standby, please.

- 好的，请让我们准备好镜、ET 管和 Ambu 袋。

That's when a long tube containing a camera is inserted into the mouth to directly see the larynx, and to take a biopsy of the tissue if needed.

镜就是一根内含摄像头的长管，插进患者嘴巴，从而直视，有需要也可镜取活检。

Sure, it won't replace laryngoscope's around the world, but it might be a tool a doctor can use in emergency situations where the traditional instrument cannot be used.

当然， 它不会取代世界各地的镜，但它可能是医生在无法使用传统仪器的紧急情况下可使用的工具。

In case they can't do it on their own to do so, a doctor uses their laryngoscope and starts passing it down the throat until they get into the trachea.

果他们无法自己做到这一点，医生会使用镜并开始将其穿过咙， 直到进入气管。