The first thing is a portable video laryngoscope.

第件东西就便携式视频喉镜。

For chronic laryngitis, though, laryngoscopy can be useful.

慢性喉炎，喉镜很有价值。

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

做喉镜的主要目的确认没有喉癌。

Indirect laryngoscopy may show oedema and congestion of supraglottic structure.

间接喉镜检查可见声门上结构肿胀和充。

This examination is avoided for fear of precipitating complete obstruction.

尽量避免喉镜检查，以免造成完全阻塞。

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

- 好的，请让我们准备好喉镜、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.

喉镜就内含摄像头的长管，插进患者嘴巴，从而直视喉，如有需要也可以喉镜取活检。

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喉镜，它可能医生在无法使用传统仪器的紧急情况下可以使用的工具。

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.

如果他们无法自己做到这点，医生会使用喉镜并开始将其穿过喉咙， 直到进入气管。