If you can 't even get an otoscope cone in , medic is not getting in either !
如果你不能让椎体耳镜进入耳道，药物也不能进入！
To examine the ear doctors use an otoscope a small instrument similar to a flashlight through which they can see the eardrum .
医生们使用耳镜来检查耳朵，那是个类似于手电筒的小仪器，通过它能看到耳鼓。
His company is developing an iphone-based otoscope that would allow parents to upload images of the inside of children 's ears when they show signs of infections , with the aim of avoiding unnecessary doctors visits .
