What is the appropriate procedure for disconnecting a medical gas cylinder?

The appropriate procedure for disconnecting a medical gas cylinder involves turning off the valve, releasing the pressure, and safely capping the cylinder. This method ensures that no residual gas remains in the system, which minimizes the risk of accidental release or leaks once the cylinder is detached. By turning off the valve first, you prevent gas from escaping and ensure the area remains safe, particularly in settings where medical gas is used.

Releasing pressure before disconnection is also crucial, as it helps to avoid any potential hazards associated with sudden gas release that could lead to accidents or injuries. Finally, capping the cylinder is essential for safety, as it protects the cylinder outlet from contamination and reduces the risk of unintended gas discharge while the cylinder is in storage or being transported. This thorough approach ensures safety for both personnel and patients in a healthcare environment.