The Ambu TubeChek provides an instant feedback, so there is no need for initial ventilation through the tube to obtain CO2 detection. The Ambu TubeChek does. A test tube, also known as a culture tube or sample tube, is a common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic. Under fluoroscopy imaging the positioning and patency of various tubes/drains are verified. - Usually JJ tube, PEG tube or nephrostomy tube, - Check for correct .
Tube check -
How to check, Tube Light, Choke, Starter, Capacitor, CFL, Bulb, Soldering Iron, by using Series Test