A fire in an<unk>  tube approaching an<unk>  An<unk> , also known as a fire stop valve or fire safety valve, is a thermal fuse designed to extinguish a fire in the delivery tube being used by a patient on<unk>  therapy and stop the flow of<unk>  if the tube is accidentally ignited.<unk> s are fitted into the<unk>  delivery tubing close to the patient, typically around the patient's sternum where the two nasal cannula tubes join and connect to the delivery tubing.
Oxygen firebreak
Drug coupon
Pharmasave
Anaesthetic machine
Helicopter rescue basket
Air purifier
Open-source ventilator
Emergency vehicle equipment